MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fb777a3eb4ef69ac99f6ed852bd7b8fae1a2bbaa41799ed316d7a344d7c5f640. 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: fb777a3eb4ef69ac99f6ed852bd7b8fae1a2bbaa41799ed316d7a344d7c5f640
SHA3-384 hash: d8e1b19f5911d9b438ed2deb460349127d080826f7843350de659fc92a1f71c8ea21e40e570075389a9980f0d0305343
SHA1 hash: 82c2cae63874b1a931bbf148b754a5f9299fd64b
MD5 hash: 7c6f82deccab88582b9bb2d489167e04
humanhash: green-river-coffee-mango
File name:ppc64
Download: download sample
File size:657'856 bytes
First seen:2025-06-06 08:48:42 UTC
Last seen:2025-06-07 05:10:16 UTC
File type: elf
MIME type:application/x-executable
ssdeep 12288:XeBWVNQiXY8aap1qXG2YmzwcyxDKsFM+t9j+9+X:uQQAYLapnLmzwhtLy+t9j+
TLSH T1B7E412017F152032C9D21AF0A8B747B4EB914CD650B4D6777749EB222BF36362C8BB99
Magika elf
Reporter abuse_ch
Tags:elf

Intelligence

File Origin
# of uploads :
2
# of downloads :
72
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.ELF.Dropper-AH.4729.18727.UNOFFICIAL
Create hunting rule

Verdict:
Clean
Score:
84.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6842abd807b5e8c1cfe516f5linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Clean
Maliciousness:
Result
Verdict:
MALICIOUS
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/80568680-acc5-48d9-83ba-b6ccf698a58c
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.spyw
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1708008
Signature
Executes the "crontab" command typically for achieving persistence
Multi AV Scanner detection for submitted file
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
Uses known network protocols on non-standard ports
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1708008 Sample: ppc64.elf Startdate: 06/06/2025 Architecture: LINUX Score: 68 44 172.96.121.2, 6881 ZNETUS United States 2->44 46 88.97.227.193, 38803, 6881 ZEN-ASZenInternet-UKGB United Kingdom 2->46 48 102 other IPs or domains 2->48 50 Multi AV Scanner detection for submitted file 2->50 52 Uses known network protocols on non-standard ports 2->52 10 ppc64.elf configuration 2->10         started        12 dash rm 2->12         started        14 dash head 2->14         started        16 8 other processes 2->16 signatures3 process4 process5 18 ppc64.elf sh 10->18         started        20 configuration 10->20         started        23 ppc64.elf sh 10->23         started        signatures6 25 sh crontab 18->25         started        29 sh 18->29         started        56 Opens /sys/class/net/* files useful for querying network interface information 20->56 58 Sample reads /proc/mounts (often used for finding a writable filesystem) 20->58 31 configuration 20->31         started        33 sh crontab 23->33         started        process7 file8 42 /var/spool/cron/crontabs/tmp.YJOGbn, ASCII 25->42 dropped 60 Sample tries to persist itself using cron 25->60 62 Executes the "crontab" command typically for achieving persistence 25->62 35 sh crontab 29->35         started        38 configuration 31->38         started        signatures9 process10 signatures11 54 Executes the "crontab" command typically for achieving persistence 35->54 40 configuration 38->40         started        process12
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/fb777a3eb4ef69ac99f6ed852bd7b8fae1a2bbaa41799ed316d7a344d7c5f640
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/fb777a3eb4ef69ac99f6ed852bd7b8fae1a2bbaa41799ed316d7a344d7c5f640/
Threat name:
Linux.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-06-06 08:49:25 UTC
File Type:
ELF64 Big (Exe)
AV detection:
11 of 38 (28.95%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7n3xupvu55u2zgpw5wcsxv5y7lq2fo5kif4z5uyw26rujv6f6zaa._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/250606-kq6zasem8v/
Verdict:
Informative
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/af920207-62b2-4325-8533-30b5f21e33da
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/fb777a3eb4ef69ac99f6ed852bd7b8fae1a2bbaa41799ed316d7a344d7c5f640

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 fb777a3eb4ef69ac99f6ed852bd7b8fae1a2bbaa41799ed316d7a344d7c5f640

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3558162/
  
Delivery method
Distributed via web download

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