MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 40b0c66651cb3ab571d7d91a4b53efa60f2a54a3e86733a9a4fae1591212bfc9. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 40b0c66651cb3ab571d7d91a4b53efa60f2a54a3e86733a9a4fae1591212bfc9
SHA3-384 hash: cfb6fb1a7b04e78c3578e5b01246e215b20acc5a61bec27d3c6f390faa9c733256b72ad705d2fda322d33b7d2ae9aba9
SHA1 hash: 983e4c1593dd74394e9ce51138bc978b5c64c7d2
MD5 hash: 1fd6c9ae1b29b70fc5b11aa3504e0182
humanhash: finch-don-sink-mockingbird
File name:ppc64
Download: download sample
File size:657'856 bytes
First seen:2025-06-04 20:59:38 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 12288:XeBWVNQiXY8aap1qXG2YmzwcyxDKsFM+t9j+9+X:uQQAYLapnLmzwhtLy+t9j+
TLSH T128E412017F152032C9D21AF0A8B747B4EB914CD650B4D6777749EB222BF36362C8BB99
Magika elf
Reporter abuse_ch
Tags:elf

Intelligence

File Origin
# of uploads :
1
# of downloads :
83
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6840b57907b5e8c1cfe4c1bclinux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Clean
Maliciousness:
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
exploit gcc lolbin remote
Link:
https://www.filescan.io/uploads/6840b792fd02ed5e05988fa6/reports/4ca60b4c-3435-4ce3-b07b-9247e9d78537/overview
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/73eebe47-a4a8-4f65-a53c-555a8a943053
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.spyw
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1706559
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: 1706559 Sample: ppc64.elf Startdate: 04/06/2025 Architecture: LINUX Score: 56 41 176.117.209.219, 6881 XTRIM-ASRU Russian Federation 2->41 43 94.63.158.12, 37311, 6881 VODAFONE-PTVodafonePortugalPT Portugal 2->43 45 102 other IPs or domains 2->45 9 ppc64.elf configuration 2->9         started        11 dash rm 2->11         started        13 dash rm 2->13         started        process3 process4 15 ppc64.elf sh 9->15         started        17 configuration 9->17         started        20 ppc64.elf sh 9->20         started        signatures5 22 sh crontab 15->22         started        26 sh 15->26         started        49 Opens /sys/class/net/* files useful for querying network interface information 17->49 51 Sample reads /proc/mounts (often used for finding a writable filesystem) 17->51 28 configuration 17->28         started        30 sh crontab 20->30         started        process6 file7 39 /var/spool/cron/crontabs/tmp.JopZHR, ASCII 22->39 dropped 53 Sample tries to persist itself using cron 22->53 55 Executes the "crontab" command typically for achieving persistence 22->55 32 sh crontab 26->32         started        35 configuration 28->35         started        signatures8 process9 signatures10 47 Executes the "crontab" command typically for achieving persistence 32->47 37 configuration 35->37         started        process11
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/40b0c66651cb3ab571d7d91a4b53efa60f2a54a3e86733a9a4fae1591212bfc9
Gathering data
Threat name:
Linux.Dropper.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-06-05 00:25:30 UTC
AV detection:
2 of 38 (5.26%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=icymmzsrzm5lk4ox3enewu7puyhsuvfd5btthkne7lqvseqsx7eq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/250604-z3b21sv1by/
Verdict:
Informative
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/89655608-03c2-4e80-8585-341b7a14e9ca
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/40b0c66651cb3ab571d7d91a4b53efa60f2a54a3e86733a9a4fae1591212bfc9

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 40b0c66651cb3ab571d7d91a4b53efa60f2a54a3e86733a9a4fae1591212bfc9

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3558222/
  
Delivery method
Distributed via web download

Comments