MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 57aeb6defb4cbc7c3ab7e2d1d6ec217c5b7c6288cd729fafd0f77a0557c1befd. 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: 57aeb6defb4cbc7c3ab7e2d1d6ec217c5b7c6288cd729fafd0f77a0557c1befd
SHA3-384 hash: 5b95e47293e12add61740a537fc12c1143a55dd8e41ddd88032a13087ec4dd2d4a8bb13730cf595159499c53d4a3ea7e
SHA1 hash: 1c61ae7da3df28756788e7fd5be31cf3ed044815
MD5 hash: 0caa8270a115dc3f8baf253eb1fca96b
humanhash: undress-tango-fanta-mississippi
File name:s390x
Download: download sample
File size:502'120 bytes
First seen:2025-06-20 17:03:42 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 12288:NbX5mTA3bZNKiG01B7crv+SF7GW5a65jx:tX5m83bZNKi3B7AZXa
TLSH T1A2B401CE9520D295C4B02D33C57BA2F282AB6D3609596E1CDDD8FF6B2CF67450638B12
Magika elf
Reporter abuse_ch
Tags:elf

Intelligence

File Origin
# of uploads :
1
# of downloads :
73
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.32056.LX.BOT.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.32058.LX.BOT.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.DownLoader.2374.27427.3114.UNOFFICIAL
Create hunting rule

Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=685594a2f9a8762b276730a0linux22vpnfull_triage
Tags:
n/a
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
base64 exploit gcc lolbin remote
Link:
https://www.filescan.io/uploads/685594973faf8fcd7d38bc42/reports/87ab1703-5250-4f06-b81e-c11988ed692f/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/c5a509cb-05ed-49b6-a76b-a00b8ac93e43
Behavior Graph:
Download SVG
%3 guuid=a9889ea6-1600-0000-40c8-73c6f10c0000 pid=3313 /usr/bin/sudo guuid=0a71afa8-1600-0000-40c8-73c6f90c0000 pid=3321 /tmp/sample.bin guuid=a9889ea6-1600-0000-40c8-73c6f10c0000 pid=3313->guuid=0a71afa8-1600-0000-40c8-73c6f90c0000 pid=3321 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/6f24fed6-395e-436c-9e59-0c81d2f85e56
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj.spyw
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1719521
Signature
Connects to many ports of the same IP (likely port scanning)
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: 1719521 Sample: s390x.elf Startdate: 20/06/2025 Architecture: LINUX Score: 72 38 178.162.174.169, 28003, 6881 LEASEWEB-NL-AMS-01NetherlandsNL Netherlands 2->38 40 196.207.169.228, 45830, 6881 WANANCHI-KE Kenya 2->40 42 101 other IPs or domains 2->42 44 Multi AV Scanner detection for submitted file 2->44 46 Connects to many ports of the same IP (likely port scanning) 2->46 48 Sample scans a subnet 2->48 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        56 Opens /sys/class/net/* files useful for querying network interface information 14->56 58 Sample reads /proc/mounts (often used for finding a writable filesystem) 14->58 25 configuration 14->25         started        27 sh crontab 17->27         started        process7 file8 36 /var/spool/cron/crontabs/tmp.tSpbSU, ASCII 19->36 dropped 50 Sample tries to persist itself using cron 19->50 52 Executes the "crontab" command typically for achieving persistence 19->52 29 sh crontab 23->29         started        32 configuration 25->32         started        signatures9 process10 signatures11 54 Executes the "crontab" command typically for achieving persistence 29->54 34 configuration 32->34         started        process12
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/57aeb6defb4cbc7c3ab7e2d1d6ec217c5b7c6288cd729fafd0f77a0557c1befd
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/57aeb6defb4cbc7c3ab7e2d1d6ec217c5b7c6288cd729fafd0f77a0557c1befd/
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2025-06-20 17:04:27 UTC
File Type:
ELF64 Big (Exe)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=k6xlnxx3js6hyovx4li5n3bbprnxyyuizvzj7l6q655akv6bx36q._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/250620-vlfxeszrz9/
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/8caf97fe-f691-40a7-8d2f-4c0e1032fd2a
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/57aeb6defb4cbc7c3ab7e2d1d6ec217c5b7c6288cd729fafd0f77a0557c1befd

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 57aeb6defb4cbc7c3ab7e2d1d6ec217c5b7c6288cd729fafd0f77a0557c1befd

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3558219/
  
Delivery method
Distributed via web download

Comments