Malicious
Malicious

acaac1f4b9dc99eb63c73550e8ab802e

PE Executable
MD5: acaac1f4b9dc99eb63c73550e8ab802e
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
aa0b71e4b729b985daa382f3ee2e28dd33b9556e2971554fc55a2ec047282676
MD5
acaac1f4b9dc99eb63c73550e8ab802e
Verdict
Malicious
File type
PE Executable · 3.4 MB
Category
Stealer Loader
MITRE ATT&CK
T1027T1055

Cite this report: https://app.malva.re/sha256/aa0b71e4b729b985daa382f3ee2e28dd33b9556e2971554fc55a2ec047282676

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File
Type
Portable Executable file
Size
3.59 MB · 3,592,984 B
First seen
2026-10-28 05:00 · 2 hours ago
Last seen
2026-10-28 05:00 · 2 hours ago
Last analysis
2026-10-28 05:00 · 2 hours ago
Hashes
MD5 acaac1f4b9dc99eb63c73550e8ab802e Sha1 f2d4bfabe013bcf7ad775a17665a0e1671a79cc2 Sha256 aa0b71e4b729b985daa382f3ee2e28dd33b9556e2971554fc55a2ec047282676 Sha384 7d0c1e222ea1ef205b9917bd5eeec8280f3b925c24e57b67df386f33111d6b8fabd46bc2ac6da2bdf9216e9745c5d58c Sha512 4b7f65f841a54c151ca0fe5488397b27c559507e3aba7d7a502f186b07a15b1d440606dd7f346ca1344431b6104fa919f12a853273ca4dac463f52ce663caf0a SSDeep 98304:niJ2oaNEfaVbzxGvBkBWZGVLTfh7wpEES4Ob:iJiafuIO7rhWEES4c TLSH E0F5335BF1AF47B3F7D9A831561FC66458B09FE40A20D38AD4DBAA9F0886BD0C241375
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
EXEacaac1f4b9dc99eb63c73550e8ab802eGo Loader (Factory-v3)
Structure
EXE[UPX unpacked Lzma].exeGo Loader (Factory-v3)
Structure
BINOverlay_d01ceec9.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_d01ceec9.bin (280 bytes)

2 malicious · 3 files
EXEacaac1f4b9dc99eb63c73550e8ab802eGo Loader (Factory-v3)
Structure
EXE[UPX unpacked Lzma].exeGo Loader (Factory-v3)
Structure
BINOverlay_d01ceec9.bin
No malware configuration was found at this point.
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