MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4f829e740c4815978a5cd2d2410c6e2bacb0811f8f40ae9c6b4b94f032fe8e34. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4f829e740c4815978a5cd2d2410c6e2bacb0811f8f40ae9c6b4b94f032fe8e34
SHA3-384 hash: 5440774f67ad03528923cf20a3f736bf5c6dde375fd20240c5662f932429e589c9561a8564b3856abd253e169d2bf113
SHA1 hash: f07c4df3e43ee6d828b18b5490b20edc765b1859
MD5 hash: e1505ea18f134adbf2125bab472666cd
humanhash: triple-thirteen-magazine-delta
File name:nwfaiehg4ewijfgriehgirehaughrarg.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:177'811 bytes
First seen:2025-08-20 01:14:40 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:npoGm6qQeztpa1g5rvJ1/IR0JLEoQ8pnPkXQ7SpbWM/93v0OU:poGQhpaW5rvJ140JLNpPkA7SpqM/9cJ
TLSH T18E042B46EB414A13C4D227B6BA9B424533239B64D3EB730699287FF43F87B9E0E67501
telfhash t1f2312d34273694086a71cd64d8fc97b2851b87170684ae33cf3bc8cc281a48ae62ac0f
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 323f4d7fc643b4e2304504434c5ec5d97d3b337b7acb4208df98ae9a5b94691a
File size (compressed) :66'936 bytes
File size (de-compressed) :177'811 bytes
Format:linux/arm
Packed file: 323f4d7fc643b4e2304504434c5ec5d97d3b337b7acb4208df98ae9a5b94691a

Intelligence

File Origin
# of uploads :
1
# of downloads :
40
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Unix.Dropper.Mirai-7135925-0
Create hunting rule

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

Unix.Trojan.Mirai-10056451-0
Create hunting rule

Unix.Trojan.Mirai-10056463-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Changes access rights for a written file
Runs as daemon
Connection attempt
Sends data to a server
Changes access rights for a file
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
gcc masquerade mirai rust
Link:
https://www.filescan.io/uploads/68a521c4419c816a6e8cc6f7/reports/7eb5fde4-f76e-4522-94cd-b5f81f2daf15/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/538f5dc8-cee7-4ea6-97d4-589b38596822
Behavior Graph:
Download SVG
%3 guuid=5de6e86c-1a00-0000-764d-a5008a090000 pid=2442 /usr/bin/sudo guuid=aa69666f-1a00-0000-764d-a50093090000 pid=2451 /tmp/sample.bin guuid=5de6e86c-1a00-0000-764d-a5008a090000 pid=2442->guuid=aa69666f-1a00-0000-764d-a50093090000 pid=2451 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e3fbf1e7-e48a-4355-95c4-4b94075b0ea1
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1760666
Signature
Deletes system log files
Manipulation of devices in /dev
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1760666 Sample: nwfaiehg4ewijfgriehgirehaug... Startdate: 20/08/2025 Architecture: LINUX Score: 60 25 anranapi.xyz 2->25 27 169.254.169.254, 80 USDOSUS Reserved 2->27 29 2 other IPs or domains 2->29 31 Multi AV Scanner detection for submitted file 2->31 10 nwfaiehg4ewijfgriehgirehaughrarg.arm7.elf 2->10         started        12 python3.8 dpkg 2->12         started        signatures3 33 Performs DNS queries to domains with low reputation 25->33 process4 process5 14 nwfaiehg4ewijfgriehgirehaughrarg.arm7.elf 10->14         started        process6 16 nwfaiehg4ewijfgriehgirehaughrarg.arm7.elf 14->16         started        process7 18 nwfaiehg4ewijfgriehgirehaughrarg.arm7.elf 16->18         started        process8 20 nwfaiehg4ewijfgriehgirehaughrarg.arm7.elf 18->20         started        23 nwfaiehg4ewijfgriehgirehaughrarg.arm7.elf 18->23         started        signatures9 35 Manipulation of devices in /dev 20->35 37 Deletes system log files 20->37
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4f829e740c4815978a5cd2d2410c6e2bacb0811f8f40ae9c6b4b94f032fe8e34
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4f829e740c4815978a5cd2d2410c6e2bacb0811f8f40ae9c6b4b94f032fe8e34/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-08-20 01:15:49 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=j6bj45amjakzpcs42ljecddofowlbai7r5ak5hdljokpamx6ry2a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion discovery
Link:
https://tria.ge/reports/250820-bmmltaywet/
Behaviour
Reads runtime system information
Changes its process name
Creates a large amount of network flows
Enumerates running processes
Deletes Audit logs
Deletes journal logs
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7135925-0
YARA:
n/a
Link:
https://app.threat.zone/submission/7eb97b51-8886-4b3f-b70c-1567fa3d13ad
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/4f829e740c4815978a5cd2d2410c6e2bacb0811f8f40ae9c6b4b94f032fe8e34

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_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
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:Linux_Generic_Threat_8299c877
Create hunting rule
Author:Elastic Security
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 323f4d7fc643b4e2304504434c5ec5d97d3b337b7acb4208df98ae9a5b94691a

Mirai

elf 4f829e740c4815978a5cd2d2410c6e2bacb0811f8f40ae9c6b4b94f032fe8e34

(this sample)

  
Dropped by
SHA256 323f4d7fc643b4e2304504434c5ec5d97d3b337b7acb4208df98ae9a5b94691a
  
URLhaus
https://urlhaus.abuse.ch/url/3606039/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 af9fa0c09c32d1a873bc3368c6d99870
  
URLhaus
https://urlhaus.abuse.ch/url/3606062/

Comments