MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b04a0ca38f3b4e96c80ee6963a025dbdebf03af551a161f45c4e0b7922676974. 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: 7


Intelligence 7 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b04a0ca38f3b4e96c80ee6963a025dbdebf03af551a161f45c4e0b7922676974
SHA3-384 hash: 73feeff252e5f2f994a64b9591bc3c22d01dc7a4d71d9fd70eb867caf0aee13c6893435203ca3c43f1c84ecfa0cbb673
SHA1 hash: 620a1254fc0aa1aed3e3ce2a53e247ae08f0834f
MD5 hash: 4a793dfa40c56947890adb6619f901f8
humanhash: echo-jupiter-pluto-east
File name:0scar.mips
Download: download sample
Signature Mirai
Create hunting rule
File size:635'972 bytes
First seen:2026-02-01 07:44:22 UTC
Last seen:2026-02-01 12:59:13 UTC
File type: elf
MIME type:application/x-executable
ssdeep 12288:SiGeI32lgJnAe64xrEnwQoKRNULbU3hHVPtuYMnTJ145rVzuaU+M75SWJeXWs9CE:SQuYMwrockUFv7l59VZSmm
TLSH T171D45C06EF841FEBC4AFCD30852E865B15DD9D9706C0B778A1BC8D5CBA9D2690BD3848
TrID 99.7% (.O) ELF Executable and Linkable format (generic) (4000/1)
0.2% (.TAR) TAR - Tape ARchive (file) (10/3)
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
73
Origin country :
DE DE
Vendor Threat Intelligence
Gathering data
Detection(s):
Unix.Trojan.Mirai-9907086-0
Create hunting rule

Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
7
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b04a0ca38f3b4e96c80ee6963a025dbdebf03af551a161f45c4e0b7922676974
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Unknown
File Type:
elf.32.le
First seen:
2026-02-01T05:08:00Z UTC
Last seen:
2026-02-01T09:50:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b04a0ca38f3b4e96c80ee6963a025dbdebf03af551a161f45c4e0b7922676974/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/50fc8d76-78bb-4a99-a952-7dc563e1b64e
Behavior Graph:
Download SVG
%3 guuid=68ece444-1a00-0000-cd3a-bd08c30a0000 pid=2755 /usr/bin/sudo guuid=04cadc47-1a00-0000-cd3a-bd08c50a0000 pid=2757 /tmp/sample.bin guuid=68ece444-1a00-0000-cd3a-bd08c30a0000 pid=2755->guuid=04cadc47-1a00-0000-cd3a-bd08c50a0000 pid=2757 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/8133e056-c6c6-42b3-8863-d0bf5a37d37b
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1861172
Signature
Connects to many ports of the same IP (likely port scanning)
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1861172 Sample: 0scar.mips.elf Startdate: 01/02/2026 Architecture: LINUX Score: 52 18 82.165.181.201, 33068, 33070, 33072 ONEANDONE-ASBrauerstrasse48DE Germany 2->18 20 82.165.181.201 2->20 22 Multi AV Scanner detection for submitted file 2->22 24 Connects to many ports of the same IP (likely port scanning) 2->24 8 0scar.mips.elf 2->8         started        signatures3 process4 process5 10 0scar.mips.elf 8->10         started        12 0scar.mips.elf 8->12         started        process6 14 0scar.mips.elf 10->14         started        16 0scar.mips.elf 10->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b04a0ca38f3b4e96c80ee6963a025dbdebf03af551a161f45c4e0b7922676974
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b04a0ca38f3b4e96c80ee6963a025dbdebf03af551a161f45c4e0b7922676974/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-01 07:35:50 UTC
File Type:
ELF32 Little (Exe)
AV detection:
8 of 36 (22.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wbfazi4phnhjnsao42lduas5xxv7aoxvkgqwd5c4jyfxsithnf2a._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
credential_access defense_evasion discovery
Link:
https://tria.ge/reports/260201-jk3t1sdz7c/
Behaviour
System Network Configuration Discovery
Changes its process name
Reads process memory
Modifies Watchdog functionality
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/b04a0ca38f3b4e96c80ee6963a025dbdebf03af551a161f45c4e0b7922676974

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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:F01_s1ckrule
Create hunting rule
Author:s1ckb017
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_da28eb8b
Create hunting rule
Author:Elastic Security
Rule name:malwareelf55503
Create hunting rule
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
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

elf b04a0ca38f3b4e96c80ee6963a025dbdebf03af551a161f45c4e0b7922676974

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3767112/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3767110/
  
URLhaus
https://urlhaus.abuse.ch/url/3767117/
  
URLhaus
https://urlhaus.abuse.ch/url/3767124/
  
URLhaus
https://urlhaus.abuse.ch/url/3767136/
  
URLhaus
https://urlhaus.abuse.ch/url/3767142/
  
URLhaus
https://urlhaus.abuse.ch/url/3767150/
  
URLhaus
https://urlhaus.abuse.ch/url/3767157/

Comments