MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3c4f9b7677b3dd4aeae1e95527078039d5ec323f93a870d55caff604a77a69be. 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 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3c4f9b7677b3dd4aeae1e95527078039d5ec323f93a870d55caff604a77a69be
SHA3-384 hash: a438e14ab4532140a9c1dd537909b631551fc2d15955e0be705c2c4dc5e164c980c81f3a853ff3160bd05dcd8634a243
SHA1 hash: 8c723485b46aaa861cc04f1ddd794c4780427092
MD5 hash: 26e81723ec02913f887872cd31176a91
humanhash: sodium-cup-oxygen-asparagus
File name:arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:169'432 bytes
First seen:2025-12-19 17:15:30 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:JTvVOUBNycM3T4aFa1QLb78396shkqc3M/caSBycM/9833s/Q:JTVOUBN2D4aFa1QLb69Dkl3cpSB1M/9S
TLSH T155F34C46EB418B13C4D2277ABADF42453323AB64D3EB33059918AFF43F8669E0E67505
telfhash t17931fb35673581166aa1cc54cdec57b2152d86172791ef73ee29c8cc281a44eea2ac0f
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 ed95a49a75b82cf84437740c079763b96865da27687a7d8a942896af42620db4
File size (compressed) :66'056 bytes
File size (de-compressed) :169'432 bytes
Format:linux/arm
Packed file: ed95a49a75b82cf84437740c079763b96865da27687a7d8a942896af42620db4

Intelligence

File Origin
# of uploads :
1
# of downloads :
39
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/80410341-0a9e-4c98-9943-d12800206215/
Detection(s):
Unix.Dropper.Mirai-7135925-0
Create hunting rule

Unix.Dropper.Mirai-7135928-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9760303-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
coinminer gcc mirai rust
Link:
https://www.filescan.io/uploads/69458865e126b9ff438914a2/reports/89946dbf-e97b-4a04-8d4d-4d1bf912e31e/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-19T14:27:00Z UTC
Last seen:
2025-12-19T15:09:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.hv HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/3c4f9b7677b3dd4aeae1e95527078039d5ec323f93a870d55caff604a77a69be/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/53f4feff-0c6a-43f4-8ae7-b05fb7cb9d70
Behavior Graph:
Download SVG
%3 guuid=586fd1c2-1600-0000-8375-44b4b8090000 pid=2488 /usr/bin/sudo guuid=161cf1c4-1600-0000-8375-44b4bc090000 pid=2492 /tmp/sample.bin guuid=586fd1c2-1600-0000-8375-44b4b8090000 pid=2488->guuid=161cf1c4-1600-0000-8375-44b4bc090000 pid=2492 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d100008d-0352-4c39-97b6-7f3b09131157
Result
Threat name:
Mirai, Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.mine
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1836405
Signature
Found strings related to Crypto-Mining
Multi AV Scanner detection for submitted file
Yara detected Mirai
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1836405 Sample: arm7.elf Startdate: 19/12/2025 Architecture: LINUX Score: 68 13 34.243.160.129, 443, 50528 AMAZON-02US United States 2->13 15 Multi AV Scanner detection for submitted file 2->15 17 Yara detected Mirai 2->17 19 Yara detected Xmrig cryptocurrency miner 2->19 6 arm7.elf 2->6         started        9 dash rm 2->9         started        11 dash rm 2->11         started        signatures3 process4 signatures5 21 Found strings related to Crypto-Mining 6->21
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/3c4f9b7677b3dd4aeae1e95527078039d5ec323f93a870d55caff604a77a69be
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3c4f9b7677b3dd4aeae1e95527078039d5ec323f93a870d55caff604a77a69be/
Verdict:
Malicious
Threat:
Family.Mirai
Link:
https://tip.neiki.dev/file/3c4f9b7677b3dd4aeae1e95527078039d5ec323f93a870d55caff604a77a69be
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-19 17:16:21 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hrhzw5txwpouv2xb5fksob4ahhk6ymr7souhbvk4v73ajj32ng7a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai discovery
Link:
https://tria.ge/reports/251219-vtc6hatnav/
Behaviour
Reads runtime system information
Traces itself
Malware Config
C2 Extraction:
ahahahahahajs.unproxy.st
Verdict:
Malicious
Tags:
cryptojacking coinminer Unix.Dropper.Mirai-7135925-0
YARA:
CoinMiner_Strings
Link:
https://app.threat.zone/submission/1e53dbac-7d71-43df-8494-a9395feefa60
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/3c4f9b7677b3dd4aeae1e95527078039d5ec323f93a870d55caff604a77a69be

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:CoinMiner_Strings
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects mining pool protocol string in Executable
Reference:https://minergate.com/faq/what-pool-address
Rule name:CoinMiner_Strings_RID2DDE
Create hunting rule
Author:Florian Roth
Description:Detects mining pool protocol string in Executable
Reference:https://minergate.com/faq/what-pool-address
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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:F01_s1ckrule
Create hunting rule
Author:s1ckb017
Rule name:MAL_ARM_LNX_Mirai_Mar13_2022
Create hunting rule
Author:Mehmet Ali Kerimoglu a.k.a. CYB3RMX
Description:Detects new ARM Mirai variant
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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 ed95a49a75b82cf84437740c079763b96865da27687a7d8a942896af42620db4

Mirai

elf 3c4f9b7677b3dd4aeae1e95527078039d5ec323f93a870d55caff604a77a69be

(this sample)

  
Dropped by
SHA256 ed95a49a75b82cf84437740c079763b96865da27687a7d8a942896af42620db4
  
URLhaus
https://urlhaus.abuse.ch/url/3724828/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 3d56a894512bf697253df451dbb766de
  
URLhaus
https://urlhaus.abuse.ch/url/3713666/
  
URLhaus
https://urlhaus.abuse.ch/url/3683091/
  
URLhaus
https://urlhaus.abuse.ch/url/3713674/

Comments