MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f42c4c995d931cb036a5af6e6fb3086922fad689f109f90fc8175344792576ee. 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


Mirai


Vendor detections: 8


Intelligence 8 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f42c4c995d931cb036a5af6e6fb3086922fad689f109f90fc8175344792576ee
SHA3-384 hash: e6130eda0af25c81f1f3fc1cc5a9b1c5668a703b12556eabf4f2442924c414675214698b11183cc7721925c2529ac2b6
SHA1 hash: 04bc7d60e093916419da22c64e6326acc35adc3e
MD5 hash: b61cc8f8e763f661117db1ad7ec7377a
humanhash: kansas-violet-michigan-aspen
File name:arm
Download: download sample
Signature Mirai
Create hunting rule
File size:548'220 bytes
First seen:2025-03-24 04:12:23 UTC
Last seen:2025-03-25 00:00:48 UTC
File type: elf
MIME type:application/x-executable
ssdeep 12288:eXIuZ7dCwJI3WXWGnUMSJ3NNmcJQDVYULrdxS5RPPQWJE4wqvWokTLLF+jf:eX1XQMSkLFYEqnYw
TLSH T1DCC44A55B841DB92C2C06BBBFF5D834873271778D2EEB0069C195B642AAFC1B0F7A542
telfhash t1a10123f12d8460c46ecd90df48ca6f10d80894f2738018a45aa2fccf5371cd47934575
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 mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
73
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

Unix.Trojan.Gafgyt-9940653-0
Create hunting rule

Unix.Malware.Mirai-9942689-0
Create hunting rule

Unix.Trojan.Mirai-9951089-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Verdict:
Clean
Score:
89.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67e1983bbb84e066269e9389linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
expand lolbin packed remote
Link:
https://www.filescan.io/uploads/67e0dbf2195c2ecf47efe195/reports/9423a374-ce16-45b4-9a7e-ed594eae20c1/overview
Result
Verdict:
MALICIOUS
Malware family:
Gafgyt
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1e3b62c5-8905-46d1-b856-152e44973006
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1646542
Signature
Multi AV Scanner detection for submitted file
Sample reads /proc/mounts (often used for finding a writable filesystem)
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1646542 Sample: arm.elf Startdate: 24/03/2025 Architecture: LINUX Score: 60 12 daisy.ubuntu.com 2->12 14 Multi AV Scanner detection for submitted file 2->14 16 Yara detected Mirai 2->16 7 arm.elf 2->7         started        signatures3 process4 signatures5 18 Sample reads /proc/mounts (often used for finding a writable filesystem) 7->18 10 arm.elf 7->10         started        process6
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f42c4c995d931cb036a5af6e6fb3086922fad689f109f90fc8175344792576ee
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f42c4c995d931cb036a5af6e6fb3086922fad689f109f90fc8175344792576ee/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-03-24 04:13:15 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6qwezgk5smolanvfv5xg7myinerpvvuj6ee7sd6ic5jui6jfo3xa._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
credential_access discovery
Link:
https://tria.ge/reports/250324-es6teswxd1/
Behaviour
Reads runtime system information
Changes its process name
Reads process memory
Enumerates running processes
Renames itself
Contacts a large (32080) amount of remote hosts
Creates a large amount of network flows
Please note that we are no longer able to provide a coverage score for Virus Total.

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:ach_202503_elf_Mirai
Create hunting rule
Author:abuse.ch
Description:Detects Mirai 'TSource' ELF files
Rule name:Linux_Generic_Threat_e9aef030
Create hunting rule
Author:Elastic Security
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
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

Mirai

sh 07ef3fb9e890a0c21b35302784ecd44d9365bb913e6d933122a9b19b32557d5d

Mirai

elf f42c4c995d931cb036a5af6e6fb3086922fad689f109f90fc8175344792576ee

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3469821/
  
Delivery method
Distributed via web download
  
Dropped by
SHA256 07ef3fb9e890a0c21b35302784ecd44d9365bb913e6d933122a9b19b32557d5d
  
Dropped by
MD5 cc581500cd8a0fc3bfc3604aa7f66caa
  
Dropped by
SHA256 f1ddd8063122975e6e69703d7f0c6b195045809f574c3302d1e31fe9c0380fd2
  
Dropped by
MD5 c89aec39fe2d834458b85196e37e2361
  
URLhaus
https://urlhaus.abuse.ch/url/3489512/
  
URLhaus
https://urlhaus.abuse.ch/url/3489513/

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