MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8fc96a052a71b9d529240985628f7570de370318934ebb33a76aaaec37e382c9. 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: 8fc96a052a71b9d529240985628f7570de370318934ebb33a76aaaec37e382c9
SHA3-384 hash: fdf1ce6512fdcb7d940242eee74de23ff39b51c3b2e1bb2b112a54c4f17db520564c6e291ff80130d01221f7600b5cba
SHA1 hash: f15566d0970a06de40b7edba485392e00d6f2ba8
MD5 hash: f80a07c43b701e55eacc61025b72c2a8
humanhash: california-jersey-oregon-berlin
File name:s390x
Download: download sample
File size:502'120 bytes
First seen:2025-06-08 02:57:20 UTC
Last seen:2025-06-08 09:36:45 UTC
File type: elf
MIME type:application/x-executable
ssdeep 12288:NbX5mTA3bZNKiG01B7crv+SF7GW5a65jx:tX5m83bZNKi3B7AZXa
TLSH T100B401CE9520D295C4B02D33C57BB2F282AB6D3609596E1CDDD8FF6B2CB67450638B12
Magika elf
Reporter abuse_ch
Tags:elf

Intelligence

File Origin
# of uploads :
2
# of downloads :
152
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.ELF.Dropper-AH.4280.8302.UNOFFICIAL
Create hunting rule

Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6844fdc68bd5d68a12e6adbelinux22vpnfull_triage
Tags:
n/a
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/1ff3dda0-b4e6-41ab-817a-c01544c13a4d
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj.spyw
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1709124
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 scans a subnet
Sample tries to persist itself using cron
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1709124 Sample: s390x.elf Startdate: 08/06/2025 Architecture: LINUX Score: 68 38 185.162.184.7, 64793, 6881 YISP-ASNL Netherlands 2->38 40 77.225.66.83, 1024 VODAFONE_ESES Spain 2->40 42 101 other IPs or domains 2->42 44 Multi AV Scanner detection for submitted file 2->44 46 Sample scans a subnet 2->46 10 s390x.elf configuration 2->10         started        signatures3 process4 process5 12 s390x.elf sh 10->12         started        14 configuration 10->14         started        17 s390x.elf sh 10->17         started        signatures6 19 sh crontab 12->19         started        23 sh 12->23         started        54 Opens /sys/class/net/* files useful for querying network interface information 14->54 56 Sample reads /proc/mounts (often used for finding a writable filesystem) 14->56 25 configuration 14->25         started        27 sh crontab 17->27         started        process7 file8 36 /var/spool/cron/crontabs/tmp.5W4QBe, ASCII 19->36 dropped 48 Sample tries to persist itself using cron 19->48 50 Executes the "crontab" command typically for achieving persistence 19->50 29 sh crontab 23->29         started        32 configuration 25->32         started        signatures9 process10 signatures11 52 Executes the "crontab" command typically for achieving persistence 29->52 34 configuration 32->34         started        process12
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8fc96a052a71b9d529240985628f7570de370318934ebb33a76aaaec37e382c9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8fc96a052a71b9d529240985628f7570de370318934ebb33a76aaaec37e382c9/
Threat name:
Linux.Dropper.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-06-08 02:58:20 UTC
File Type:
ELF64 Big (Exe)
AV detection:
9 of 24 (37.50%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=r7ewubjkog45kkjebgcwfd3vodpdoayysnhlwm5hnkvoyn7dqleq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/250608-dfs65a1sex/
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/1c81597d-66cd-49de-95ad-1bfe64f80ff1
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/8fc96a052a71b9d529240985628f7570de370318934ebb33a76aaaec37e382c9

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:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
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 8fc96a052a71b9d529240985628f7570de370318934ebb33a76aaaec37e382c9

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3558160/
  
Delivery method
Distributed via web download

Comments