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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b7a942961139b0f25e83e2bc6ce0eea66e363d7cbe7a2d10b28c040b56eebe04. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


AMOS


Vendor detections: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b7a942961139b0f25e83e2bc6ce0eea66e363d7cbe7a2d10b28c040b56eebe04
SHA3-384 hash: ed94f5e9f724c38f9d42a3e69fc60e348a13c0ac5514c7b4355a00381846ec63f0d52899bef2aba53a742faba225479f
SHA1 hash: 727811ab4e91feae63dd952548ec324d2569b8d6
MD5 hash: b530642cdec273ca5526de03b8c21a18
humanhash: nuts-five-timing-diet
File name:macho_b7a942961139.bin
Download: download sample
Signature AMOS
Create hunting rule
File size:2'102'336 bytes
First seen:2026-10-20 04:50:39 UTC
Last seen:Never
File type:php macho
MIME type:application/x-mach-binary
ssdeep 24576:5mq1OxqfWLHB6NWqN/9CHEhud5VlSgstufqu7Xo+NwwvPynlD6F6xCKzsZqRLnd2:5mqWrU9mpiY7fvvPynMF6oMfAGVs
TLSH T161A5F1D06B3A421AD8943172DC1C0F4512E0B7999AE8FBF9A935C7077D35293BA77232
TrID 82.2% (.DYLIB) Mac OS X Mach-O universal Dynamically linked shared Library (32500/1/5)
17.7% (.O/DYLIB/BUNDLE) Mac OS X Universal Binary (generic) (7002/2)
Magika macho
Reporter c4ffeine
Tags:AMOS ClickFix Foxveil Mach-O machO macOS


Avatar
c4ffeine
Foxveil/AMOS reflective loader Mach-O (2,102,336 B), first seen on YARAify 2026-10-20 03:58 UTC (file name 01pemlfd, quill-family series, no source URL captured by us). Statically checked against the previous build of the series: same loader code shape, payload opens with the known key schedule, kept stealer payload within 3% in size, no host in the file. Not executed.

Intelligence

File Origin
# of uploads :
1
# of downloads :
80
Origin country :
US US
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.MacOS.Agent-BWZ.87796144.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6ad6f345afb06e650cd7e4dd
Tags:
malware
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade
Link:
https://www.filescan.io/uploads/6ad6f343316f3667bebb5df2/reports/beda9b4f-d813-44ff-8205-f96259a3d1cb/overview
Verdict:
Malicious
Labled as:
Mac/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/b7a942961139b0f25e83e2bc6ce0eea66e363d7cbe7a2d10b28c040b56eebe04
Verdict:
Malicious
File Type:
macho fat
First seen:
2026-10-20T14:18:00Z UTC
Last seen:
2026-10-20T14:31:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b7a942961139b0f25e83e2bc6ce0eea66e363d7cbe7a2d10b28c040b56eebe04/results?tab=lookup
Score:
100%
Verdict:
Malware
File Type:
Mach-O universal binary
Link:
https://malprob.io/report/b7a942961139b0f25e83e2bc6ce0eea66e363d7cbe7a2d10b28c040b56eebe04
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b7a942961139b0f25e83e2bc6ce0eea66e363d7cbe7a2d10b28c040b56eebe04/
Threat name:
MacOS.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2026-10-20 04:51:22 UTC
File Type:
Binary (Archive)
Extracted files:
2
AV detection:
3 of 36 (8.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w6uuffqrhgypexud4k6gzyhouzxdmpl4xz5c2efsrqcawvxoxyca._file
Malware family:
AtomicStealer
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b7a942961139/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Amos
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/b7a942961139b0f25e83e2bc6ce0eea66e363d7cbe7a2d10b28c040b56eebe04

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:Foxveil_Loader_TaskInfo_Variant
Create hunting rule
Description:Foxveil macOS loader (ClickFix -> AMOS), quill generation with run-time settings back inside the payload script (no constructor settings file): fat x86_64+arm64 linking CoreFoundation+libSystem+libc++ but importing nothing from CoreFoundation or objc, with the task_info/mach_task_self_ resolver core in both slices inside a per-build random libc decoy import set

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

AMOS

php macho b7a942961139b0f25e83e2bc6ce0eea66e363d7cbe7a2d10b28c040b56eebe04

(this sample)

  
Link
https://www.virustotal.com/gui/file/b7a942961139b0f25e83e2bc6ce0eea66e363d7cbe7a2d10b28c040b56eebe04
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3947856/

Comments