Malicious
Malicious

8b9a0cc7d81f8c33cca4173fdca15a84

PE Executable
MD5: 8b9a0cc7d81f8c33cca4173fdca15a84
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
4c3350f65c718ef01fa8acda7beeedee8c769e922e395106947c2febdef886bb
MD5
8b9a0cc7d81f8c33cca4173fdca15a84
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/sha256/4c3350f65c718ef01fa8acda7beeedee8c769e922e395106947c2febdef886bb

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File
Type
Portable Executable file
Size
3.59 MB · 3,592,948 B
Hashes
MD5 8b9a0cc7d81f8c33cca4173fdca15a84 Sha1 d88e5bd40156c2be6b26cc9f2fa3fd0fef8e2360 Sha256 4c3350f65c718ef01fa8acda7beeedee8c769e922e395106947c2febdef886bb Sha384 5d9d9755e3da4a70bce75b206b6f7000c167751e5830ed60c545e4c9b34c0c0917195049e2ecd2eee26892f006f90367 Sha512 7425573507d55823b5fd1c87e61a283334c3eb666a3b8e6b31e81ca77a542cea64f63dc5444dd4ad92741ddc64809cf7a95dd4ec19624b13479562b458f18432 SSDeep 98304:niJ2oaNEfaVbzxGvBkBWZGVLTfh7wpEES4Oq:iJiafuIO7rhWEES4d TLSH 04F5335BF1AF47B3F7D9A871560FC66458B09FE40A20D38AD4DBAA9F0886BD0C241375
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
EXE8b9a0cc7d81f8c33cca4173fdca15a84Go Loader (Factory-v3)
Structure
BINOverlay_afd9235f.bin
EXE[UPX unpacked Lzma].exeGo Loader (Factory-v3)
Structure
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
Info
Overlay extracted: Overlay_afd9235f.bin (244 bytes)
UPX
UPX method: Lzma, filter: X86CallJumpBe
UPX 
UPX anomaly: PE reconstructed from saved NT headers; DOS stub retained; PE checksum cleared; overlay not restored

2 malicious · 3 files
EXE8b9a0cc7d81f8c33cca4173fdca15a84Go Loader (Factory-v3)
Structure
BINOverlay_afd9235f.bin
EXE[UPX unpacked Lzma].exeGo Loader (Factory-v3)
Structure
No malware configuration was found at this point.
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