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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ad21af758af28b7675c55e64bf5a9b3318f286e4963ff72470a311c2e18f42ff. 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



Threat unknown


Vendor detections: 7


Intelligence 7 IOCs YARA 17 File information Comments

SHA256 hash: ad21af758af28b7675c55e64bf5a9b3318f286e4963ff72470a311c2e18f42ff
SHA3-384 hash: 3492aa8fa77ada82888ddc0c52376efa89c99e9dfaba204e2c4a6582136ff983e944d2b1d8303380d43ceb2f974913d4
SHA1 hash: b23bdc4aa0f4bc06e464482c4a5d6d4e58ece8ee
MD5 hash: 5964f808a2f38b7ad652e26b2575c581
humanhash: stairway-sink-west-stairway
File name:a.out
Download: download sample
File size:13'573'826 bytes
First seen:2026-06-07 10:13:14 UTC
Last seen:Never
File type:php macho
MIME type:application/x-mach-binary
ssdeep 98304:Wv9YlDLmuKoTUEO0HWYRUBrOnyofTQHaD7uHUbd7TDgmcwgqid449Yki5xE7K0Be:WYSuK8O0Hp9i48mq05S7KUZqV
TLSH T180D66C53FC6D64A5C5EDA9715B664352B731BC488F2063E72B60BB682EF23D09B32710
TrID 69.8% (.DYLIB) Mac OS X Mach-O universal Dynamically linked shared Library (32500/1/5)
15.0% (.O/DYLIB/BUNDLE) Mac OS X Universal Binary (generic) (7002/2)
15.0% (.CLASS) Java bytecode (7001/2/1)
Magika macho
Reporter smica83
Tags:apt BlueNoroff DPRK machO

Intelligence


File Origin
# of uploads :
1
# of downloads :
150
Origin country :
HU HU
Vendor Threat Intelligence
No detections
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
base64 expand lolbin masquerade
Verdict:
Malicious
File Type:
macho fat
First seen:
2026-02-24T12:22:00Z UTC
Last seen:
2026-06-08T08:55:00Z UTC
Hits:
~10
Detections:
HEUR:Trojan.OSX.Nukesped.e
Score:
98%
Verdict:
Malware
File Type:
Mach-O universal binary
Threat name:
MacOS.Trojan.NukeSpeed
Status:
Malicious
First seen:
2026-01-09 07:50:04 UTC
File Type:
Binary (Archive)
Extracted files:
2
AV detection:
7 of 24 (29.17%)
Threat level:
  5/5
Please note that we are no longer able to provide a coverage score for Virus Total.

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
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DetectEncryptedVariants
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:DetectGoMethodSignatures
Author:Wyatt Tauber
Description:Detects Go method signatures in unpacked Go binaries
Rule name:Detect_Go_GOMAXPROCS
Author:Obscurity Labs LLC
Description:Detects Go binaries by the presence of runtime.GOMAXPROCS in the runtime metadata
Rule name:GoBinTest
Rule name:golang
Rule name:golang_binary_string
Description:Golang strings present
Rule name:golang_duffcopy_amd64
Rule name:Golang_Find_CSC846
Author:Ashar Siddiqui
Description:Find Go Signatuers
Rule name:Golang_Find_CSC846_Simple
Author:Ashar Siddiqui
Description:Find Go Signatuers
Rule name:identity_golang
Author:Eric Yocam
Description:find Golang malware
Rule name:MD5_Constants
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:RANSOMWARE
Author:ToroGuitar
Rule name:RIPEMD160_Constants
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SHA1_Constants
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:SHA512_Constants
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:telebot_framework
Author:vietdx.mb

File information


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

Comments