Open-source atomic malware analysis

Analyze another

941839c9e6720789cfacbe9993db460b8033a1da421ef3abacd94b75d5c886b3

PE
Verdict: HOSTILE
AI Obfuscated Go loader with direct syscalls
Mal-ecule
O₂(As₂C)H(Os)Md₃(PtBiSi₃)
Size 2.5 MB download
First seen 3 days ago
Analyzed 2 days ago
Ecosystem windows
Source abuse.ch
Also detected by 1 source
Go PE with opaque identity and raw API dispatch: QuickFetch.exe:0x1a418c
Go PE with opaque build identity and dynamic API dispatch: QuickFetch.exe:0x1a418c
Go build path is opaque random: QuickFetch.exe
QuickFetch.exe pe
0x1a410c 652e6e6577496e6c696e65556e77696e e.newInlineUnwin
0x1a411c 6465720073797363616c6c2e636f6d70 der.syscall.comp
0x1a412c 696c6543616c6c6261636b0072756e74 ileCallback.runt
0x1a413c 696d652e6362734c6f636b0072756e74 ime.cbsLock.runt
0x1a414c 696d652e63616c6c6261636b61736d41 ime.callbackasmA
0x1a415c 6464720072756e74696d652e63627355 ddr.runtime.cbsU
0x1a416c 6e6c6f636b0073797363616c6c2e6c6f nlock.syscall.lo
0x1a417c 616473797374656d6c69627261727900 adsystemlibrary.
0x1a418c 73797363616c6c2e53797363616c6c4e syscall.SyscallNGo PE with opaque build identity and dynamic API dispatch
0x1a419c 0073797363616c6c2e6c6f61646c6962 .syscall.loadlib
0x1a41ac 726172790073797363616c6c2e676574 rary.syscall.get
0x1a41bc 70726f63616464726573730073797363 procaddress.syscGo PE with opaque identity and raw API dispatch
0x1a41cc 616c6c2e53797363616c6c0073797363 all.Syscall.sysc
0x1a41dc 616c6c2e53797363616c6c3600737973 all.Syscall6.sys
0x1a41ec 63616c6c2e53797363616c6c39007469 call.Syscall9.ti
0x1a41fc 6d652e72756e74696d654e6f77007469 me.runtimeNow.ti
0x1a420c 6d652e72756e74696d654e616e6f0074 me.runtimeNano.t
0x1a421c 696d652e536c6565700074696d652e6e ime.Sleep.time.n
0x1a422c 657754696d65720074696d652e73746f ewTimer.time.sto
0x1a423c 7054696d65720072756e74696d652e77 pTimer.runtime.w
0x1a424c 726974650072756e74696d652e747261 rite.runtime.tra
0x1a425c 6365416476616e63650072756e74696d ceAdvance.runtim
0x1a426c 652f74726163652e72756e74696d655f e/trace.runtime_
0x1a427c 7472616365436c6f636b556e69747350 traceClockUnitsP
0x1a428c 65725365636f6e640072756e74696d65 erSecond.runtime
0x1a429c 2e63616c6c65727300696e7465726e61 .callers.interna
0x1a42ac 6c2f72756e74696d652f6d6170732e74 l/runtime/maps.t
0x1a42bc 797065537472696e670072756e74696d ypeString.runtim
0x1a42cc 652e6d6170696e69746e6f e.mapinitno
0x1a6fcc 6450726f630073797363616c6c2e4279 dProc.syscall.By
0x1a6fdc 746550747246726f6d537472696e6700 tePtrFromString.
0x1a6fec 73797363616c6c2e282a50726f63292e syscall.(*Proc).
0x1a6ffc 43616c6c0073797363616c6c2e282a50 Call.syscall.(*P
0x1a700c 726f63292e416464720073797363616c roc).Addr.syscal
0x1a701c 6c2e282a4c617a79444c4c292e4c6f61 l.(*LazyDLL).Loa
0x1a702c 640073797363616c6c2e282a4c617a79 d.syscall.(*Lazy
0x1a703c 444c4c292e4c6f61642e646566657277 DLL).Load.deferw
0x1a704c 726170310073797363616c6c2e282a4c rap1.syscall.(*LGo PE with opaque identity and raw API dispatch
0x1a705c 617a7950726f63292e46696e64007379 azyProc).Find.sy
0x1a706c 7363616c6c2e282a4c617a7950726f63 scall.(*LazyProc
0x1a707c 292e46696e642e646566657277726170 ).Find.deferwrap
0x1a708c 310073797363616c6c2e282a4c617a79 1.syscall.(*Lazy
0x1a709c 50726f63292e43616c6c007379736361 Proc).Call.sysca
0x1a70ac 6c6c2e282a4c617a7950726f63292e6d ll.(*LazyProc).m
0x1a70bc 75737446696e640073797363616c6c2e ustFind.syscall.
0x1a70cc 42797465536c69636546726f6d537472 ByteSliceFromStr
0x1a70dc 696e670073797363616c6c2e55544631 ing.syscall.UTF1
0x1a70ec 3646726f6d537472696e670073797363 6FromString.sysc
0x1a70fc 616c6c2e5554463136546f537472696e all.UTF16ToStrin
0x1a710c 670073797363616c6c2e4572726e6f2e g.syscall.Errno.
0x1a711c 4572726f720073796e63 Error.sync
0x1af0c1 6c77677572006d61696e2e666365636b lwgur.main.fceck
0x1af0d1 67666c767064767a6c6c6278646d7600 gflvpdvzllbxdmv.
0x1af0e1 6d61696e2e756771786e727667746c7a main.ugqxnrvgtlz
0x1af0f1 7277006d61696e2e6a766e6a7a72626b rw.main.jvnjzrbk
0x1af101 786c74760073797363616c6c2e282a4c xltv.syscall.(*L
0x1af111 617a79444c4c292e4e657750726f6300 azyDLL).NewProc.
0x1af121 6d61696e2e4979777062657a7179776d main.IywpbezqywmGo types with concatenated-word obfuscation
0x1af131 797374667a6974006d61696e2e436a6e ystfzit.main.Cjn
0x1af141 626a6b736f6c616e64696f6262666300 bjksolandiobbfc.
0x1af151 6d61696e2e626a78696d71666a6a7069 main.bjximqfjjpi
0x1af161 6a796c646668006d6174682f72616e64 jyldfh.math/rand
0x1af171 2e4e6577006d6174682f72616e642e4e .New.math/rand.N
0x1af181 6577536f75726365006d6174682f7261 ewSource.math/ra
0x1af191 6e642e6e6577536f75726365006d6174 nd.newSource.mat
0x1af1a1 682f72616e642e282a52616e64292e46 h/rand.(*Rand).F
0x1af1b1 6c6f61743634006d61696e2e70787a6c loat64.main.pxzl
0x1af1c1 6e006d61696e2e627469637100656e63 n.main.bticq.enc
0x1af1d1 6f64696e672f6865782e456e636f6465 oding/hex.Encode
0x1af1e1 546f537472696e6700656e636f64696e ToString.encodin
0x1af1f1 672f6865782e456e636f6465006d6169 g/hex.Encode.mai
0x1af201 6e2e687373666762636f6e7079766e n.hssfgbconpyvn
0x23c150 9a999901185d740156555501b2133b01 .....]t.VUU...;.
0x23c160 4a9224011211110100000001398ee300 J.$.........9...
0x23c170 cdcccc008c2eba00abaaaa00d9899d00 ................
0x23c180 2549920089888800000080001dc77100 %I............q.
0x23c190 6766660046175d005655550093244900 gff.F.].VUU..$I.
0x23c1a0 000040008fe3380034333300a38b2e00 ..@...8.433.....
0x23c1b0 abaa2a004a92240000002000c8711c00 ..*.J.$... ..q..
0x23c1c0 8761180056551500e27a140085f61200 .a..VU...z......
0x23c1d0 0000100044790d00c4300c00abaa0a00 ....Dy...0......
0x23c1e0 0b0a0a000fa90900437b090000000800 ........C{......
0x23c1f0 3feb0600a2bc06006766060007060600 ?.......gf......
0x23c200 5655050088d404004a92040000000400 VU......J.......
0x23c210 398e0300ae6f03003433030004030300 9....o..43......
0x23c220 abaa02005d6702002549020000000200 ....]g..%I......
0x23c230 00000000000000000000000000000000 ................Go PE with opaque identity and raw API dispatch
0x23c240 70c5234001000000b0c4234001000000 p.#@......#@....
0x23c250 a0c423400100000080c4234001000000 ..#@......#@....
0x23c260 00ca23400100000070c4234001000000 ..#@....p.#@....
0x23c270 40c523400100000030c6234001000000 @.#@....0.#@....
0x23c280 00c523400100000050c4234001000000 ..#@....P.#@....
0x23c290 c0c423400100000020c4234001000000 ..#@.... .#@....
0x23c2a0 20c523400100000050c5234001000000 .#@....P.#@....
0x23c2b0 90c423400100000030c5234001000000 ..#@....0.#@....
0x23c2c0 10c5234001000000e0c6234001000000 ..#@......#@....
0x23c2d0 f0c4234001000000e0c4234001000000 ..#@......#@....
0x23c2e0 90c623400100000060c5234001000000 ..#@....`.#@....
0x23c2f0 40c723400100000060c7234001000000 @.#@....`.#@....
0x23c300 90c523400100000080c5234001000000 ..#@......#@....
0x23c310 80c723400100000070c6234001000000 ..#@....p.#@....
0x23c320 a0c7234001000000d0c4234001000000 ..#@......#@....
0x23c330 30c423400100000040c42340 0.#@....@.#@
0x27e5e5 746166697073656e6400676f3a6d6169 tafipsend.go:mai
0x27e5f5 6e2e696e69747461736b7300676f3a72 n.inittasks.go:r
0x27e605 756e74696d652e696e69747461736b73 untime.inittasks
0x27e615 0072756e74696d652e6275696c645665 .runtime.buildVe
0x27e625 7273696f6e2e7374720072756e74696d rsion.str.runtim
0x27e635 652e6d6f64696e666f2e737472007275 e.modinfo.str.ru
0x27e645 6e74696d652e747970656c696e6b0072 ntime.typelink.r
0x27e655 756e74696d652e697461626c696e6b00 untime.itablink.
0x27e665 676f3a6275696c64696e666f00676f3a go:buildinfo.go:Go PE with opaque build identity and dynamic API dispatch
0x27e675 6275696c64696e666f2e726566007275 buildinfo.ref.ru
0x27e685 6e74696d652e70636c6e746162007275 ntime.pclntab.ru
0x27e695 6e74696d652e66696e6466756e637461 ntime.findfuncta
0x27e6a5 620072756e74696d652e726f64617461 b.runtime.rodata
0x27e6b5 0072756e74696d652e65726f64617461 .runtime.erodata
0x27e6c5 0072756e74696d652e74797065730072 .runtime.types.r
0x27e6d5 756e74696d652e657479706573007275 untime.etypes.ru
0x27e6e5 6e74696d652e6e6f7074726461746100 ntime.noptrdata.
0x27e6f5 72756e74696d652e656e6f7074726461 runtime.enoptrda
0x27e705 74610072756e74696d652e6461746100 ta.runtime.data.
0x27e715 72756e74696d652e6564617461007275 runtime.edata.ru
0x27e725 6e74696d652e6273730072756e74696d ntime.bss.runtim
0x27e735 652e656273730072756e74696d652e6e e.ebss.runtime.n
0x27e745 6f7074726273730072756e74696d652e optrbss.runtime.
0x27e755 656e6f7074726273730072756e74696d enoptrbss.runtim
0x27e765 652e636f7663747273007275 e.covctrs.ru

Objectives

Micro-behaviors

Metadata

notable severity, 100% confident.
signed Authenticode chain CN: trust.me
notable severity, 100% confident.
signed/certificate PE leaf certificate is self-issued
baseline severity, 95% confident.
lang Go binary built with trimpath flag

Identity

SHA-256 941839c9e6720789cfacbe9993db460b8033a1da421ef3abacd94b75d5c886b3
Filename QuickFetch.exe
Package 941839c9e6720789cfacbe9993db460b8033a1da421ef3abacd94b75d5c886b3

Origin

Source harvest
Feed malwarebazaar
Ecosystem windows
Domain abuse.ch

Timeline

First seen 23 Jul 2026 13:33 UTC
First analyzed 25 Jul 2026 06:06 UTC
Last analyzed 25 Jul 2026 06:06 UTC
Last updated 25 Jul 2026 06:06 UTC

Labeling

Label bad
Label source harvest
Traits version 9266e