MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f206cc65b5cf22a8f2b0d0920335bb46ec6a92e60d11342800ab79d31476c235. 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 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f206cc65b5cf22a8f2b0d0920335bb46ec6a92e60d11342800ab79d31476c235
SHA3-384 hash: 56aeb599b5409a4d1b0f81b5f0262382839f6683de6856c52f8a949d1665f5c055ddd69b5b32316f1de99c875e4f9a79
SHA1 hash: 9c03e3798ff2eb5f0c68d11851a68107b0c961dd
MD5 hash: c56dbac85851fac56360e6b5310fbf22
humanhash: pasta-snake-west-mountain
File name:stub_x64x86
Download: download sample
File size:10'120'592 bytes
First seen:2025-11-28 19:39:52 UTC
Last seen:2025-11-28 23:24:12 UTC
File type: elf
MIME type:application/x-executable
ssdeep 196608:7qnQfjBPfgJwuQSA/tYgcb3voiEM/AyKqTAtFrVH+7kS+6vDuu1wJ:7qnQp4HA/Qb3vVT8/rVHRZ6vDu
TLSH T1E3A633E6BAE114FAE8F05C31FD98C4252877718B6B5535DA2E6D3D004176B2039ABF23
telfhash t184e068808e322a2b7692cd7088161b99a433462a9c789f00bfbcc2e5684601f7315c3a
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 :
3
# of downloads :
25
Origin country :
DE DE
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
Launching a process
Sends data to a server
Creates directories in a subdirectory of a temporary directory
Creates directories in a temporary directory
Creating a process from a recently created file
Sets a written file as executable
Creating a file in the %temp% subdirectories
Connection attempt
Substitutes an application name
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
true
Architecture:
x86
Packer:
custom
Botnet:
unknown
Number of open files:
84
Number of processes launched:
5
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/f206cc65b5cf22a8f2b0d0920335bb46ec6a92e60d11342800ab79d31476c235
Behaviour
Anti-VM
Process Renaming
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Gathering data
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/b91e4c79-7031-4a05-9a52-124f06aabc5c
Result
Threat name:
n/a
Detection:
suspicious
Classification:
troj
Score:
25 / 100
Link:
https://www.joesandbox.com/analysis/1822450
Signature
Sample reads /proc/mounts (often used for finding a writable filesystem)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1822450 Sample: stub_x64x86.elf Startdate: 28/11/2025 Architecture: LINUX Score: 25 23 169.254.169.254, 80 USDOSUS Reserved 2->23 25 69.5.189.240, 47978, 47980, 9999 OMNISUS United States 2->25 27 daisy.ubuntu.com 162.213.35.24, 38422, 443 CANONICAL-ASGB United States 2->27 8 stub_x64x86.elf 2->8         started        10 python3.8 dpkg 2->10         started        process3 process4 12 stub_x64x86.elf stub_x64x86.elf 8->12         started        signatures5 29 Sample reads /proc/mounts (often used for finding a writable filesystem) 12->29 15 stub_x64x86.elf sh 12->15         started        17 stub_x64x86.elf cp 12->17         started        19 stub_x64x86.elf chmod 12->19         started        process6 process7 21 sh uname 15->21         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f206cc65b5cf22a8f2b0d0920335bb46ec6a92e60d11342800ab79d31476c235
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f206cc65b5cf22a8f2b0d0920335bb46ec6a92e60d11342800ab79d31476c235/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6idmyznvz4rkr4vq2cjagnn3i3wgvexgbuitikaavn45gfdwyi2q._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
antivm defense_evasion discovery execution linux
Link:
https://tria.ge/reports/251128-ydn5lszren/
Behaviour
Command and Scripting Interpreter: Unix Shell
Reads runtime system information
Writes file to tmp directory
Changes its process name
Checks hardware identifiers (DMI)
File and Directory Permissions Modification
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/a86ccc96-bc48-49da-ab6a-d98a9a314b35
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
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:Detect_PyInstaller
Create hunting rule
Author:Obscurity Labs LLC
Description:Detects PyInstaller compiled executables across platforms
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:ldpreload
Create hunting rule
Author:xorseed
Reference:https://stuff.rop.io/
Rule name:sig_198a2d42df010d838b4207f478d885ef36e3db13b1744d673e221b828c28bf77
Create hunting rule
Author:Ian Harte - @is_henderson
Description:sanya WSL To Windows Injection
Reference:https://blog.lumen.com/no-longer-just-theory-black-lotus-labs-uncovers-linux-executables-deployed-as-stealth-windows-loaders/
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags

File information

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

Web download

elf f206cc65b5cf22a8f2b0d0920335bb46ec6a92e60d11342800ab79d31476c235

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3719057/
  
Delivery method
Distributed via web download

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