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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a21ef2c871adb853788a64d6171153bd4f5324bf7b96eb0bb9e58eeae26976ec. 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: 6


Intelligence 6 IOCs YARA 22 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a21ef2c871adb853788a64d6171153bd4f5324bf7b96eb0bb9e58eeae26976ec
SHA3-384 hash: 6e03657efffebaa2144bae6633c438e9b0e657f3b3680a809f2e412b056c07168e442d5091f571d18653395a907850e8
SHA1 hash: cf9f698290118bb00fcf136ccc3ea8435e46b81c
MD5 hash: 2bcc22c55c3063d6a151586cfa68cf87
humanhash: pluto-oscar-mike-cold
File name:na
Download: download sample
File size:6'948'126 bytes
First seen:2026-10-13 17:46:04 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 49152:kGfgTahtUjjHZ8U6qOsWXLlQNSkpYL+38HyOnMREHsY5fJj+5EZA:kGfg2htUjl/HWXxmb6yVRAsY5JUEy
TLSH T1A1666B49BC1E6462D5C979B52F6302957A38BC889FC2C7236614BB3CBAF17A4CF13161
gimphash e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Magika elf
Reporter abuse_ch
Tags:elf

Intelligence

File Origin
# of uploads :
1
# of downloads :
92
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Result
Verdict:
Clean
Maliciousness:

Behaviour
Sends data to a server
Connection attempt
Receives data from a server
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
golang
Link:
https://www.filescan.io/uploads/6ace6e6c70b825e125d41868/reports/66a09df0-c3b9-451b-a167-0359371ff7cd/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/a21ef2c871adb853788a64d6171153bd4f5324bf7b96eb0bb9e58eeae26976ec
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-10-13T23:18:00Z UTC
Last seen:
2026-10-15T04:38:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/a21ef2c871adb853788a64d6171153bd4f5324bf7b96eb0bb9e58eeae26976ec/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/dc447b01-1f0b-4ed3-8d8a-11b1c69ef417
Behavior Graph:
Download SVG
%3 guuid=1946e4c0-1900-0000-256c-f47b03060000 pid=1539 /usr/bin/sudo guuid=9e196fc5-1900-0000-256c-f47b0e060000 pid=1550 /tmp/sample.bin guuid=1946e4c0-1900-0000-256c-f47b03060000 pid=1539->guuid=9e196fc5-1900-0000-256c-f47b0e060000 pid=1550 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/04c5f2a7-5f08-4806-ac24-3b97f3255957
Result
Threat name:
n/a
Detection:
clean
Classification:
n/a
Score:
2 / 100
Link:
https://www.joesandbox.com/analysis/1986636
Behaviour
Behavior Graph:
n/a
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a21ef2c871adb853788a64d6171153bd4f5324bf7b96eb0bb9e58eeae26976ec
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a21ef2c871adb853788a64d6171153bd4f5324bf7b96eb0bb9e58eeae26976ec/
Threat name:
Linux.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2026-10-13 17:46:28 UTC
File Type:
ELF64 Little (Exe)
AV detection:
7 of 24 (29.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uippfsdrvw4fg6ekmtlboektxvhvgjf7polowc5z4whovytjo3wa._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/261013-wcfezahx6m/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.30
Link:
https://yomi.yoroi.company/submissions/a21ef2c871adb853788a64d6171153bd4f5324bf7b96eb0bb9e58eeae26976ec

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:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:DetectGoMethodSignatures
Create hunting rule
Author:Wyatt Tauber
Description:Detects Go method signatures in unpacked Go binaries
Rule name:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:enterpriseunix2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise UNIX
Rule name:F01_s1ckrule
Create hunting rule
Author:s1ckb017
Rule name:GoBinTest
Create hunting rule
Rule name:golang
Create hunting rule
Rule name:golang_binary_string
Create hunting rule
Description:Golang strings present
Rule name:Golang_Find_CSC846
Create hunting rule
Author:Ashar Siddiqui
Description:Find Go Signatuers
Rule name:Golang_Find_CSC846_Simple
Create hunting rule
Author:Ashar Siddiqui
Description:Find Go Signatuers
Rule name:identity_golang
Create hunting rule
Author:Eric Yocam
Description:find Golang malware
Rule name:MAL_VShell_Config_Strings
Create hunting rule
Author:Nils Kuhnert
Description:Detects VShell samples that use a vshell2 config parameters.
Rule name:NSVPS_Hydra_SSH_Bruteforce
Create hunting rule
Author:sanad (NSVPS-SOC)
Description:Hydra SSH brute-force campaign credentials pattern from NSVPS honeypot
Rule name:ProgramLanguage_Golang
Create hunting rule
Author:albertzsigovits
Description:Application written in Golang programming language
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:Suspicious_Golang_Binary
Create hunting rule
Author:Tim Machac
Description:Triage: Golang-compiled binary with suspicious OS/persistence/network strings (not family-specific)
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
Rule name:VShell_Implant_VSHCFG_Markers
Create hunting rule
Author:Daydream
Description:VShell implant, newer generation (seen as Go 1.26 Linux ELF): VSHCFG config markers, stage marker, key-derivation label and config field tags

File information

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

Web download

elf a21ef2c871adb853788a64d6171153bd4f5324bf7b96eb0bb9e58eeae26976ec

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3948118/
  
Delivery method
Distributed via web download

Comments