Malicious
Malicious

aef81b1f93442ae8f6df84e0a873748a

PE Executable
MD5: aef81b1f93442ae8f6df84e0a873748a
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
d14a12424f3e8879c7caac13ebf1d3db9fb316e1cb9be14e19f28619958e9488
MD5
aef81b1f93442ae8f6df84e0a873748a
Verdict
Malicious
File type
PE Executable · 3.4 MB
Category
Stealer Loader
MITRE ATT&CK
T1027T1055

Cite this report: https://app.malva.re/sha256/d14a12424f3e8879c7caac13ebf1d3db9fb316e1cb9be14e19f28619958e9488

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File
Type
Portable Executable file
Size
3.59 MB · 3,592,931 B
First seen
2026-10-27 09:30 · an hour ago
Last seen
2026-10-27 09:30 · an hour ago
Last analysis
2026-10-27 09:30 · an hour ago
Hashes
MD5 aef81b1f93442ae8f6df84e0a873748a Sha1 30ef0ac20dbd33e70c8ffb503f162490d9e55b7c Sha256 d14a12424f3e8879c7caac13ebf1d3db9fb316e1cb9be14e19f28619958e9488 Sha384 2bc0f7d51e01d567e4308981e52765323640d30d57d4e4eb3e3cbf13722e34507df5b74c7da4acc4dad3b2809b59e4da Sha512 3f6953c87c4c249f5101037e15dbb1660a918a5bd85b3540a7cfec1514d94d40e0ad81bfe6a4101836ec69db6d0dc4259e98ba387c686ed184bd9dd8ca8d20d2 SSDeep 98304:niJ2oaNEfaVbzxGvBkBWZGVLTfh7wpEES4OJ:iJiafuIO7rhWEES4Q TLSH 67F5335BF1AF47B3F7D9A871560FC66458B09FE40A20D38AD4DBAA9F0886BD0C241375
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
EXEaef81b1f93442ae8f6df84e0a873748aGo Loader (Factory-v3)
Structure
EXE[UPX unpacked Lzma].exeGo Loader (Factory-v3)
Structure
BINOverlay_507de349.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_507de349.bin (227 bytes)

2 malicious · 3 files
EXEaef81b1f93442ae8f6df84e0a873748aGo Loader (Factory-v3)
Structure
EXE[UPX unpacked Lzma].exeGo Loader (Factory-v3)
Structure
BINOverlay_507de349.bin
No malware configuration was found at this point.
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