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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cf28f44cfec7384cd572f5457a2d7e4a09fd72f7a29264393961fa4493b29c19. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cf28f44cfec7384cd572f5457a2d7e4a09fd72f7a29264393961fa4493b29c19
SHA3-384 hash: b074218e6050b2cce485c2722de11a980eb69496f2b8335602a140abedcea1d9331b948297aaa2581161bc9c60661146
SHA1 hash: 026496d1217dee85d773f970359abf638ff6f4cc
MD5 hash: d99b4e5cb729662e7c2b9a9b34227241
humanhash: batman-lactose-burger-fanta
File name:macho_cf28f44cfec7.bin
Download: download sample
Signature AMOS
Create hunting rule
File size:1'758'656 bytes
First seen:2026-10-19 16:22:16 UTC
Last seen:Never
File type:php macho
MIME type:application/x-mach-binary
ssdeep 49152:xR5TOHlBvTwQhy2c9bZLgT6RJF8M36ZKa+zxJSA7Sd:xuHlue6g6O
TLSH T14F85F19B3A75416AE4C72432AD480F0584B0BFE56F5CB3F6262CCB422E3559379A3F52
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 (1,758,656 B), first seen on YARAify 2026-10-19 15:28 UTC (file name 01pemlfd, quill-family series, no source URL captured by us). Statically opened: its encrypted payload decodes to the same AMOS AppleScript stealer as the current Foxveil builds (same handler count, config injected at run time, no host in the file). Not executed.

Intelligence

File Origin
# of uploads :
1
# of downloads :
102
Origin country :
US US
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.MacOS.Agent-BWZ.16395997.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6ad643f45a22ac805bd7f041
Tags:
malware
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
masquerade
Link:
https://www.filescan.io/uploads/6ad643f207312ca9ef35ee9b/reports/7ea69262-4187-43c0-9fad-5b8837bfcd2e/overview
Verdict:
Malicious
Labled as:
Mac/malicious_confidence_70%
Link:
https://www.hybrid-analysis.com/sample/cf28f44cfec7384cd572f5457a2d7e4a09fd72f7a29264393961fa4493b29c19
Verdict:
Malicious
File Type:
macho fat
First seen:
2026-10-20T18:35:00Z UTC
Last seen:
2026-10-20T18:52:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/cf28f44cfec7384cd572f5457a2d7e4a09fd72f7a29264393961fa4493b29c19/results?tab=lookup
Score:
100%
Verdict:
Malware
File Type:
Mach-O universal binary
Link:
https://malprob.io/report/cf28f44cfec7384cd572f5457a2d7e4a09fd72f7a29264393961fa4493b29c19
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cf28f44cfec7384cd572f5457a2d7e4a09fd72f7a29264393961fa4493b29c19/
Threat name:
MacOS.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2026-10-19 16:23:28 UTC
File Type:
Binary (Archive)
Extracted files:
2
AV detection:
4 of 24 (16.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=z4upith6y44ezvls6vcxull6jie724xxukjgiojzmh5eje5stqmq._file
Malware family:
AtomicStealer
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/cf28f44cfec7/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/cf28f44cfec7384cd572f5457a2d7e4a09fd72f7a29264393961fa4493b29c19

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
Rule name:telebot_framework
Create hunting rule
Author:vietdx.mb

File information

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

Web download

AMOS

php macho cf28f44cfec7384cd572f5457a2d7e4a09fd72f7a29264393961fa4493b29c19

(this sample)

  
Link
https://www.virustotal.com/gui/file/cf28f44cfec7384cd572f5457a2d7e4a09fd72f7a29264393961fa4493b29c19
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3947856/

Comments