MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ac5fb5fdc4d9327c8c81b727c03a8252f5ff1bbac13217284bdf6bc7715b8501. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ac5fb5fdc4d9327c8c81b727c03a8252f5ff1bbac13217284bdf6bc7715b8501
SHA3-384 hash: cb3030d9c47e79d7dfffe35dae5d002f1281b9a29eb183185ac69668a7632c44577090de51485cfa812caea0c7da45ee
SHA1 hash: a9e7d99f9f9faced26b2cfe7c922dde96c735116
MD5 hash: c831f502474dc988bc9b21eee10a3178
humanhash: uranus-quiet-island-music
File name:iran.i486
Download: download sample
Signature Mirai
Create hunting rule
File size:96'616 bytes
First seen:2025-12-30 21:39:46 UTC
Last seen:2025-12-31 01:31:19 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:wbmFeIHmVVKuqZlMA0myekrn/OEdtIGIKPf/GldUN31IiiOJFXr:w/IHmzdIlMA07r/kKvzSinFb
TLSH T185934C49F793E0F0DD4606B1115BF73D8674EE224024DE69EB94BE77EC32A02A61B61C
telfhash t1b44109f20aaa0ce4bbe5440583ce2741a64d933f396036e34773a854336af8250bbc3d
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 :
31
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Result
Gathering data
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-25T17:56:00Z UTC
Last seen:
2025-12-26T18:34:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/ac5fb5fdc4d9327c8c81b727c03a8252f5ff1bbac13217284bdf6bc7715b8501/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/53a9e15a-5585-41f1-88ec-d1d3de778901
Behavior Graph:
Download SVG
%3 guuid=b0daf4cd-1600-0000-84ce-c04dc30b0000 pid=3011 /usr/bin/sudo guuid=0f8b39d1-1600-0000-84ce-c04dcf0b0000 pid=3023 /tmp/sample.bin guuid=b0daf4cd-1600-0000-84ce-c04dc30b0000 pid=3011->guuid=0f8b39d1-1600-0000-84ce-c04dcf0b0000 pid=3023 execve guuid=521530d2-1600-0000-84ce-c04dd30b0000 pid=3027 /tmp/sample.bin guuid=0f8b39d1-1600-0000-84ce-c04dcf0b0000 pid=3023->guuid=521530d2-1600-0000-84ce-c04dd30b0000 pid=3027 clone guuid=3fee3cd2-1600-0000-84ce-c04dd40b0000 pid=3028 /tmp/sample.bin delete-file net zombie guuid=521530d2-1600-0000-84ce-c04dd30b0000 pid=3027->guuid=3fee3cd2-1600-0000-84ce-c04dd40b0000 pid=3028 clone 1ff7a6ac-32ae-551c-9c26-3eb439736526 45.153.34.195:7080 guuid=3fee3cd2-1600-0000-84ce-c04dd40b0000 pid=3028->1ff7a6ac-32ae-551c-9c26-3eb439736526 con guuid=3fee3cd2-1600-0000-84ce-c04dd40b0000 pid=3029 /tmp/sample.bin zombie guuid=3fee3cd2-1600-0000-84ce-c04dd40b0000 pid=3028->guuid=3fee3cd2-1600-0000-84ce-c04dd40b0000 pid=3029 clone
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/277a7911-2d33-44be-94f7-12089fc7b548
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1842347
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample tries to kill a massive number of system processes
Sample tries to kill multiple processes (SIGKILL)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1842347 Sample: iran.i486.elf Startdate: 30/12/2025 Architecture: LINUX Score: 72 17 45.153.34.195, 7080 SKYLINKNL Germany 2->17 19 Malicious sample detected (through community Yara rule) 2->19 21 Multi AV Scanner detection for submitted file 2->21 8 iran.i486.elf 2->8         started        10 python3.8 dpkg 2->10         started        signatures3 process4 process5 12 iran.i486.elf 8->12         started        process6 14 iran.i486.elf 12->14         started        signatures7 23 Sample tries to kill a massive number of system processes 14->23 25 Sample tries to kill multiple processes (SIGKILL) 14->25 27 Sample deletes itself 14->27
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/ac5fb5fdc4d9327c8c81b727c03a8252f5ff1bbac13217284bdf6bc7715b8501
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ac5fb5fdc4d9327c8c81b727c03a8252f5ff1bbac13217284bdf6bc7715b8501/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-25 22:50:15 UTC
File Type:
ELF32 Little (Exe)
AV detection:
13 of 36 (36.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vrp3l7oe3ezhzdebw4t4aouckl276g52yezbokcl35v4o4k3quaq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery linux
Link:
https://tria.ge/reports/251230-1jppfadt4b/
Behaviour
Reads runtime system information
Changes its process name
Enumerates running processes
Deletes itself
Verdict:
Unknown
Tags:
trojan mirai
YARA:
Linux_Trojan_Mirai_3a56423b
Link:
https://app.threat.zone/submission/359cd841-b537-41ca-a802-1b33ab66db51
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/ac5fb5fdc4d9327c8c81b727c03a8252f5ff1bbac13217284bdf6bc7715b8501

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_Trojan_Mirai_3a56423b
Create hunting rule
Author:Elastic Security
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 ac5fb5fdc4d9327c8c81b727c03a8252f5ff1bbac13217284bdf6bc7715b8501

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3746739/
  
Delivery method
Distributed via web download

Comments