MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7291b286d83452441bd4902a47c064cb94885e9bb2ac64ff39c8214108ba76ca. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7291b286d83452441bd4902a47c064cb94885e9bb2ac64ff39c8214108ba76ca
SHA3-384 hash: 2d1042ce89d176ce0c4dbeacaaec1aeefa264ee134df378af751694c605d9af26e499802d862f34dd8fa00e37da3701a
SHA1 hash: 025c0aba9973fdf1d27541312c2b9cf8e0c7765f
MD5 hash: 077d391ddefa391ef5236132ff27f7a9
humanhash: crazy-high-helium-november
File name:ub8ehJSePAfc9FYqZIT6.i686
Download: download sample
Signature Mirai
Create hunting rule
File size:41'160 bytes
First seen:2026-01-17 14:30:11 UTC
Last seen:2026-01-18 15:16:25 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:uUFw93qRAKujD3cVLlYF2UWvjA9JG0JYraDuCrrnbcuyD7UHQRjB:uUFw9a2KKYYQ7vjA9rCaDuMnouy8Hy9
TLSH T1F503F106E6D2C103E1EA61360DDBF65B0DA0892DC5ADC18F6AC93430EDF2F366E15B56
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 UPX
File size (compressed) :41'160 bytes
File size (de-compressed) :101'448 bytes
Format:linux/i386
Unpacked file: c2aa8a97c459a9f4c7fc63744385ad445e255956a7314f36c1199e6a6e7bccd7

Intelligence

File Origin
# of uploads :
2
# of downloads :
48
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/3f92a54b-6223-4ca2-93ed-de545e9f8a0b/
Detection(s):
Unix.Dropper.Mirai-7135858-0
Create hunting rule

Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
gafgyt masquerade mirai obfuscated packed upx
Link:
https://www.filescan.io/uploads/696b9d1b2ea17ed8995236f7/reports/55b97941-6823-4085-bdec-c91fdf205d45/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-01-17T11:38:00Z UTC
Last seen:
2026-01-18T14:38:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/7291b286d83452441bd4902a47c064cb94885e9bb2ac64ff39c8214108ba76ca/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/6627a914-b818-44a4-a2d0-3a9ba514534f
Behavior Graph:
Download SVG
%3 guuid=f26244c2-1600-0000-9edf-cce5d50e0000 pid=3797 /usr/bin/sudo guuid=4585fbc3-1600-0000-9edf-cce5df0e0000 pid=3807 /tmp/sample.bin delete-file net guuid=f26244c2-1600-0000-9edf-cce5d50e0000 pid=3797->guuid=4585fbc3-1600-0000-9edf-cce5df0e0000 pid=3807 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=4585fbc3-1600-0000-9edf-cce5df0e0000 pid=3807->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=19b9a9c4-1600-0000-9edf-cce5e20e0000 pid=3810 /tmp/sample.bin guuid=4585fbc3-1600-0000-9edf-cce5df0e0000 pid=3807->guuid=19b9a9c4-1600-0000-9edf-cce5e20e0000 pid=3810 clone guuid=33a05400-1700-0000-9edf-cce5640f0000 pid=3940 /tmp/sample.bin guuid=4585fbc3-1600-0000-9edf-cce5df0e0000 pid=3807->guuid=33a05400-1700-0000-9edf-cce5640f0000 pid=3940 clone guuid=7e4a063c-1700-0000-9edf-cce502100000 pid=4098 /tmp/sample.bin guuid=4585fbc3-1600-0000-9edf-cce5df0e0000 pid=3807->guuid=7e4a063c-1700-0000-9edf-cce502100000 pid=4098 clone guuid=7309bb77-1700-0000-9edf-cce5b5100000 pid=4277 /tmp/sample.bin guuid=4585fbc3-1600-0000-9edf-cce5df0e0000 pid=3807->guuid=7309bb77-1700-0000-9edf-cce5b5100000 pid=4277 clone guuid=64eec277-1700-0000-9edf-cce5b6100000 pid=4278 /tmp/sample.bin dns net send-data zombie guuid=4585fbc3-1600-0000-9edf-cce5df0e0000 pid=3807->guuid=64eec277-1700-0000-9edf-cce5b6100000 pid=4278 clone guuid=64eec277-1700-0000-9edf-cce5b6100000 pid=4278->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con 4f6baed0-9587-596c-82b3-fd721afe4cc1 10.0.2.3:53 guuid=64eec277-1700-0000-9edf-cce5b6100000 pid=4278->4f6baed0-9587-596c-82b3-fd721afe4cc1 send: 2128B 3ec2bfaf-8e71-5eeb-b8ce-6ffe78958b80 weifang.serveftp.com:3778 guuid=64eec277-1700-0000-9edf-cce5b6100000 pid=4278->3ec2bfaf-8e71-5eeb-b8ce-6ffe78958b80 send: 280B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/25420fc7-209d-4541-8d33-b5e238d1aeec
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1852507
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/7291b286d83452441bd4902a47c064cb94885e9bb2ac64ff39c8214108ba76ca
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/7291b286d83452441bd4902a47c064cb94885e9bb2ac64ff39c8214108ba76ca/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/7291b286d83452441bd4902a47c064cb94885e9bb2ac64ff39c8214108ba76ca
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-17 14:30:51 UTC
File Type:
ELF32 Little (Exe)
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=oki3fbwygrjeig6usavepqdezokiqxu3wkwgj7zzzaquccf2o3fa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery linux upx
Link:
https://tria.ge/reports/260117-rvlx9aet2b/
Behaviour
Reads runtime system information
Writes file to tmp directory
Changes its process name
Writes file to system bin folder
Modifies Watchdog functionality
Mirai
Mirai family
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7135858-0
YARA:
n/a
Link:
https://app.threat.zone/submission/7e61bc4f-004a-453f-8277-b80781c608c5
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.20
Link:
https://yomi.yoroi.company/submissions/7291b286d83452441bd4902a47c064cb94885e9bb2ac64ff39c8214108ba76ca

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:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf 7291b286d83452441bd4902a47c064cb94885e9bb2ac64ff39c8214108ba76ca

(this sample)

Mirai

elf c2aa8a97c459a9f4c7fc63744385ad445e255956a7314f36c1199e6a6e7bccd7

  
URLhaus
https://urlhaus.abuse.ch/url/3757624/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 c2aa8a97c459a9f4c7fc63744385ad445e255956a7314f36c1199e6a6e7bccd7
  
Dropping
MD5 9cac6654d57bc6956de6a6154db5d629
  
URLhaus
https://urlhaus.abuse.ch/url/3759497/
  
URLhaus
https://urlhaus.abuse.ch/url/3753590/

Comments