MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ac2b28c8526a7570143b1946b16c0aae98c53e89cf6d68faca8236a3b108ba9b. 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: 9


Intelligence 9 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ac2b28c8526a7570143b1946b16c0aae98c53e89cf6d68faca8236a3b108ba9b
SHA3-384 hash: a0cbc10a77d05c5ee4149abae60d87cbcae81981d4a56375a184c235a5f8ab1d5bc3a2b73a7ceaa2c4a6b7688d904d21
SHA1 hash: 09d93e8d5bdda18a3bfa5d513e919a893d24132d
MD5 hash: a7a7bf9c6df8007ebdfd81de5e2a7193
humanhash: harry-arkansas-ten-finch
File name:arm5
Download: download sample
Signature Mirai
Create hunting rule
File size:47'968 bytes
First seen:2025-12-16 08:30:46 UTC
Last seen:2025-12-17 02:22:28 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:yEeKUK5RoV7uJOSQpcwYk0ai2sdjBfEXYgKodZ+uByrl5YZTbcykb+7ulBeHEczX:DfdoOQ5H0osddgFdZ+uBkluOxb+ylB4X
TLSH T14E230894B9819A16CAD0537BFE0E42CD3726A398E2DE3313DD225F6137CB92B0DA7151
telfhash t1c4c08c050d9509ec75d70e8341282712ab63a42a04a10c2073de6ede598f88268dc834
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 :
4
# of downloads :
53
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.28920.LC.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7135965-0
Create hunting rule

Unix.Trojan.Mirai-9970440-0
Create hunting rule

Unix.Dropper.Mirai-9977145-0
Create hunting rule

Unix.Trojan.Mirai-10027280-0
Create hunting rule

Unix.Trojan.Mirai-1
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-16T05:56:00Z UTC
Last seen:
2025-12-17T17:14:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/ac2b28c8526a7570143b1946b16c0aae98c53e89cf6d68faca8236a3b108ba9b/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/312577d8-b227-452a-9177-21f12d13a1ab
Behavior Graph:
Download SVG
%3 guuid=4a78e9ab-1600-0000-1f84-341f52100000 pid=4178 /usr/bin/sudo guuid=97a583ad-1600-0000-1f84-341f59100000 pid=4185 /tmp/sample.bin guuid=4a78e9ab-1600-0000-1f84-341f52100000 pid=4178->guuid=97a583ad-1600-0000-1f84-341f59100000 pid=4185 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d4f4665e-e9e7-4177-af7c-467452c667bc
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1833740
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Uses known network protocols on non-standard ports
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1833740 Sample: arm5.elf Startdate: 16/12/2025 Architecture: LINUX Score: 96 22 197.186.231.249 airtel-tz-asTZ Tanzania United Republic of 2->22 24 197.213.1.162, 37215 ZAIN-ZAMBIAZM Zambia 2->24 26 99 other IPs or domains 2->26 28 Suricata IDS alerts for network traffic 2->28 30 Malicious sample detected (through community Yara rule) 2->30 32 Antivirus / Scanner detection for submitted sample 2->32 34 4 other signatures 2->34 8 arm5.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 process4 process5 14 arm5.elf 8->14         started        process6 16 arm5.elf 14->16         started        18 arm5.elf 14->18         started        20 arm5.elf 14->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/ac2b28c8526a7570143b1946b16c0aae98c53e89cf6d68faca8236a3b108ba9b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ac2b28c8526a7570143b1946b16c0aae98c53e89cf6d68faca8236a3b108ba9b/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-16 08:23:29 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 23 (60.87%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vqvsrscsnj2xafb3dfdlc3akv2mmkpujz5wwr6wkqi3khmiixknq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/251216-kev3naxjep/
Verdict:
Malicious
Tags:
trojan mirai botnet Unix.Dropper.Mirai-7135965-0
YARA:
Linux_Trojan_Mirai_0bce98a2 Mirai_Botnet_Malware
Link:
https://app.threat.zone/submission/764f479e-271f-4906-be6a-621cf79073e6
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/ac2b28c8526a7570143b1946b16c0aae98c53e89cf6d68faca8236a3b108ba9b

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:CVE_2017_17215
Create hunting rule
Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_0bce98a2
Create hunting rule
Author:Elastic Security
Rule name:Mirai_Botnet_Malware
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:Mirai_Botnet_Malware_RID2EF6
Create hunting rule
Author:Florian Roth
Description:Detects Mirai Botnet Malware
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 ac2b28c8526a7570143b1946b16c0aae98c53e89cf6d68faca8236a3b108ba9b

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3734511/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3734530/
  
URLhaus
https://urlhaus.abuse.ch/url/3734545/
  
URLhaus
https://urlhaus.abuse.ch/url/3734552/

Comments