MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b4081b8cbb3b95292fb42e4e995f23c2c7429a6ab0678a6c1f72d53d7bc5e18f. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b4081b8cbb3b95292fb42e4e995f23c2c7429a6ab0678a6c1f72d53d7bc5e18f
SHA3-384 hash: 713236b46e9573cf679fb483b3b71eeb38bcea54406197bd804a84e8919496ffdf6edfecf13a947226a6ff0da926ad39
SHA1 hash: b1117db7c627313c9f3f0ba804a57d743138d780
MD5 hash: b9618df5f08e3934cebfc9731319bdbb
humanhash: blossom-tennis-fillet-golf
File name:ppc64le
Download: download sample
File size:657'856 bytes
First seen:2025-06-04 15:52:10 UTC
Last seen:2025-06-05 06:52:29 UTC
File type: elf
MIME type:application/x-executable
ssdeep 12288:0GCt9AoZDmbOxeQPTyDez9kQ8jGMKhmmMnRpOeHc:Y9tZQO92DnhDmc
TLSH T1EBE4F1037308A756DF4BA83A82CBFD31B7C2799113D096627A80E29F8775726CF0D649
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 :
65
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68406c838bd5d68a12e53284linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a process from a recently created file
Runs as daemon
Collects information on the CPU
Connection attempt
Changes access rights for a written file
Receives data from a server
Locks files
DNS request
Opens a port
Sends data to a server
Launching a process
Changes the time when the file was created, accessed, or modified
Creating a file in the %temp% directory
Creating a file
Creates directories
Creates or modifies files in /cron to set up autorun
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
exploit gcc lolbin remote
Link:
https://www.filescan.io/uploads/68406bc5985349514e6015f3/reports/86a127f9-219b-49ec-bd8b-3371ee68c789/overview
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/c65991e7-e26c-4770-a32e-c9a4a3aed4c3
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.spyw
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1706212
Signature
Executes the "crontab" command typically for achieving persistence
Opens /sys/class/net/* files useful for querying network interface information
Sample reads /proc/mounts (often used for finding a writable filesystem)
Sample tries to persist itself using cron
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1706212 Sample: ppc64le.elf Startdate: 04/06/2025 Architecture: LINUX Score: 56 43 95.136.119.146, 50321, 6881 VODAFONE-PTVodafonePortugalPT Portugal 2->43 45 2.44.141.131, 45806 VODAFONE-IT-ASNIT Italy 2->45 47 101 other IPs or domains 2->47 9 ppc64le.elf configuration 2->9         started        11 dash rm 2->11         started        13 dash cat 2->13         started        15 8 other processes 2->15 process3 process4 17 ppc64le.elf sh 9->17         started        19 configuration 9->19         started        22 ppc64le.elf sh 9->22         started        signatures5 24 sh crontab 17->24         started        28 sh 17->28         started        51 Opens /sys/class/net/* files useful for querying network interface information 19->51 53 Sample reads /proc/mounts (often used for finding a writable filesystem) 19->53 30 configuration 19->30         started        32 sh crontab 22->32         started        process6 file7 41 /var/spool/cron/crontabs/tmp.aNtIWl, ASCII 24->41 dropped 55 Sample tries to persist itself using cron 24->55 57 Executes the "crontab" command typically for achieving persistence 24->57 34 sh crontab 28->34         started        37 configuration 30->37         started        signatures8 process9 signatures10 49 Executes the "crontab" command typically for achieving persistence 34->49 39 configuration 37->39         started        process11
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b4081b8cbb3b95292fb42e4e995f23c2c7429a6ab0678a6c1f72d53d7bc5e18f
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b4081b8cbb3b95292fb42e4e995f23c2c7429a6ab0678a6c1f72d53d7bc5e18f/
Threat name:
Linux.Dropper.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-06-04 15:52:28 UTC
File Type:
ELF64 Little (Exe)
AV detection:
12 of 38 (31.58%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wqebxdf3hokssl5ufzhjsxzdyldufgtkwbtyu3a7olkt266f4ghq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/250604-ta8yds1tgw/
Verdict:
Informative
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/8267c193-d5b6-48f2-afe8-8a3cff368c47
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/b4081b8cbb3b95292fb42e4e995f23c2c7429a6ab0678a6c1f72d53d7bc5e18f

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:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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 b4081b8cbb3b95292fb42e4e995f23c2c7429a6ab0678a6c1f72d53d7bc5e18f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3558218/
  
Delivery method
Distributed via web download

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