Malicious
Malicious

b4d041ad6829b5929a5ae33390a77570

PE Executable
MD5: b4d041ad6829b5929a5ae33390a77570
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
46844618d9458479f7a069a43c236747dde8d0f8d636b348f42bcb8e545f3213
MD5
b4d041ad6829b5929a5ae33390a77570
Verdict
Malicious
File type
PE Executable · 3.4 MB
Family
Go Loader (Factory-v3)
Category
Stealer Loader
MITRE ATT&CK
T1027T1055

Cite this report: https://app.malva.re/sha256/46844618d9458479f7a069a43c236747dde8d0f8d636b348f42bcb8e545f3213

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File
Type
Portable Executable file
Size
3.59 MB · 3,593,016 B
First seen
2026-10-26 00:16 · 59 minutes ago
Last seen
2026-10-26 00:16 · 59 minutes ago
Last analysis
2026-10-26 00:16 · 58 minutes ago
Hashes
MD5 b4d041ad6829b5929a5ae33390a77570 Sha1 32109b2a0732d508fd465501c769fc4753f1b2d7 Sha256 46844618d9458479f7a069a43c236747dde8d0f8d636b348f42bcb8e545f3213 Sha384 40daad9e7cfecb72382873f488f185398b276649f4e11c34e39cda583298a0b8a873646d0cd37056143da1b8b3e5319d Sha512 4916453a0943b916e24b29b1b36a44a1a425b96e71a8b58582027a4e225f3ea7ef7d80fc7af477f7648faf8a1d32267caa516a7e12124526cd9b3a7796f753a5 SSDeep 98304:niJ2oaNEfaVbzxGvBkBWZGVLTfh7wpEES4Ov:iJiafuIO7rhWEES4M TLSH 99F5335BF1AB47B3F7D9A831561FC66458B09FE40A20D38AD4EBAADF0846BD0C241375
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
EXEb4d041ad6829b5929a5ae33390a77570Go Loader (Factory-v3)
Structure
EXE[UPX unpacked Lzma].exeGo Loader (Factory-v3)
BINOverlay_d37d0b5b.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_d37d0b5b.bin (312 bytes)

2 malicious · 3 files
EXEb4d041ad6829b5929a5ae33390a77570Go Loader (Factory-v3)
Structure
EXE[UPX unpacked Lzma].exeGo Loader (Factory-v3)
BINOverlay_d37d0b5b.bin
No malware configuration was found at this point.
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