Malicious
Malicious

f055b89050220bd781f4da5f8e9b0b47

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PE Executable
MD5: f055b89050220bd781f4da5f8e9b0b47
Size: 3.59 MB
application/x-dosexec
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This sample is a 3.4 MB PE Executable identified by Malva.RE as Go Loader (Factory-v3) (stealer loader). Static analysis extracted 2 embedded or derived files. It matches 3 YARA rules. Observed behaviours map to MITRE ATT&CK T1027 and T1055. The file was analysed statically: it was parsed and decompiled, never executed.

SHA256
a42782a1b934b822e71f837d0a4fb95623f131982287d09d68d2b36727684914
MD5
f055b89050220bd781f4da5f8e9b0b47
Verdict
Malicious
File type
PE Executable · 3.4 MB
Category
Stealer Loader
MITRE ATT&CK
T1027T1055

Cite this report: https://app.malva.re/sha256/a42782a1b934b822e71f837d0a4fb95623f131982287d09d68d2b36727684914

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File
Type
Portable Executable file
Size
3.59 MB · 3,593,035 B
First seen
2026-10-26 02:17 · an hour ago
Last seen
2026-10-26 02:17 · an hour ago
Last analysis
2026-10-26 02:17 · an hour ago
Hashes
MD5 f055b89050220bd781f4da5f8e9b0b47 Sha1 2701f3d975d3c7858d0aa479ebdf97013834ed91 Sha256 a42782a1b934b822e71f837d0a4fb95623f131982287d09d68d2b36727684914 Sha384 23af2ffdfc9a0616cd98c8fd626c49cfa3eba071c50d93ce31f024cf0b13fd0ff715f963931bf5375b3ce7e2f878a3ef Sha512 6e4c43baff02efcabc4301cfef2a0bc7aa97980d13073e3955777806b2640da8b6ff887689489c4e778cdcd5aae18ce94f70ffd6b9abd60ed3653e80a9afbf8c SSDeep 98304:niJ2oaNEfaVbzxGvBkBWZGVLTfh7wpEES4OI:iJiafuIO7rhWEES4p TLSH C2F5335BF5AF47B3F7D9A831560FC66458B09FE40A20D38AD4DBAA9F0886BD0C241375
Detection
PeID
Microsoft Visual C++ v6.0 DLLUPX -> www.upx.sourceforge.netUPX 2.93 - 3.95 (LZMA) ASL sign UPX 3.02UPX v3.0UPX v3.0 (EXE_LZMA) -> Markus Oberhumer & Laszlo Molnar & John Reiser

2 malicious · 3 files
EXEf055b89050220bd781f4da5f8e9b0b47Go Loader (Factory-v3)
Structure
EXE[UPX unpacked Lzma].exeGo Loader (Factory-v3)
Structure
BINOverlay_e0939029.bin
STICH beta Structural Threat Infection Chain Hash

A content-independent fingerprint of the infection method: successive formats, internal objects and MITRE techniques from the initial file to each final payload.

STICH Path = the fingerprint (canonical chain with techniques) STICH Shape = structure only Only determinant branches produce STICH Paths.
Path pe:exe~T1027~T1055>bin
Shape pe:exe>bin
malicious 2 nodes

Name Value
UPX
UPX method: Lzma, filter: X86CallJumpBe
UPX
UPX anomaly: PE reconstructed from saved NT headers; DOS stub retained; PE checksum cleared; overlay not restored
Info
Overlay extracted: Overlay_e0939029.bin (331 bytes)

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