MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3c21f960b47d2891ec145db87147732ea7bbebf9e3d6cb2ed8d373891a5a9413. 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: 10


Intelligence 10 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3c21f960b47d2891ec145db87147732ea7bbebf9e3d6cb2ed8d373891a5a9413
SHA3-384 hash: 44fff1915b306f5631331599b7165342250bc148f9be15b7f761b812d51de4671d55de76c1e214844e5a95284c2e0298
SHA1 hash: 370053e2b21b56d7d1ce5cec67e18b7e4fa2f356
MD5 hash: a80fe5f738dd93b9b61c72b8534612b6
humanhash: white-lamp-thirteen-early
File name:nwfaiehg4ewijfgriehgirehaughrarg.i686
Download: download sample
Signature Mirai
Create hunting rule
File size:83'600 bytes
First seen:2025-10-29 15:22:35 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:xp8qEknpXLVUk8yhW4HIWRawsK2oXcK6W2EFI9H:hEkp7VUlyhBgXK7XX6TJ
TLSH T1048329C1BA8BC4F6D80748304067F33FCB32E5394066D75DEF6A9E26DA376416B16289
telfhash t11a3104bb0a760de8e3e1e400871e6b55595de67b28703bb24563d53423aeec240fbd38
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 upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 2f2f1d3747fe2a9b67d0aadf81904c6e14f51f67a1976effc8a7fd7d24b81b6d
File size (compressed) :40'528 bytes
File size (de-compressed) :83'600 bytes
Format:linux/i386
Packed file: 2f2f1d3747fe2a9b67d0aadf81904c6e14f51f67a1976effc8a7fd7d24b81b6d

Intelligence

File Origin
# of uploads :
1
# of downloads :
29
Origin country :
NL NL
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Changes access rights for a written file
Runs as daemon
Changes access rights for a file
Deleting a recently created file
Sends data to a server
Removes directories
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade
Link:
https://www.filescan.io/uploads/6902486c21d55ed90d41fd20/reports/bd3f4151-a253-4d49-a264-350ca02acdfc/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-10-29T15:28:00Z UTC
Last seen:
2025-10-29T22:41:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/3c21f960b47d2891ec145db87147732ea7bbebf9e3d6cb2ed8d373891a5a9413/results?tab=lookup
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9f5e82e6-81ed-4fa4-b904-9a30f795230f
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1804689
Signature
Deletes system log files
Malicious sample detected (through community Yara rule)
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: 1804689 Sample: nwfaiehg4ewijfgriehgirehaug... Startdate: 30/10/2025 Architecture: LINUX Score: 68 27 anranapi.xyz 2->27 29 109.202.202.202, 80 INIT7CH Switzerland 2->29 31 4 other IPs or domains 2->31 33 Malicious sample detected (through community Yara rule) 2->33 35 Multi AV Scanner detection for submitted file 2->35 10 nwfaiehg4ewijfgriehgirehaughrarg.i686.elf 2->10         started        12 dash rm 2->12         started        14 dash rm 2->14         started        signatures3 37 Performs DNS queries to domains with low reputation 27->37 process4 process5 16 nwfaiehg4ewijfgriehgirehaughrarg.i686.elf 10->16         started        process6 18 nwfaiehg4ewijfgriehgirehaughrarg.i686.elf 16->18         started        process7 20 nwfaiehg4ewijfgriehgirehaughrarg.i686.elf 18->20         started        process8 22 nwfaiehg4ewijfgriehgirehaughrarg.i686.elf 20->22         started        25 nwfaiehg4ewijfgriehgirehaughrarg.i686.elf 20->25         started        signatures9 39 Manipulation of devices in /dev 22->39 41 Deletes system log files 22->41
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/3c21f960b47d2891ec145db87147732ea7bbebf9e3d6cb2ed8d373891a5a9413
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3c21f960b47d2891ec145db87147732ea7bbebf9e3d6cb2ed8d373891a5a9413/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-29 18:17:36 UTC
File Type:
ELF32 Little (Exe)
AV detection:
24 of 38 (63.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hqq7syfupuujd3aulw4hcr3tf2t3x27z4plmwlwy2nzysgs2sqjq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion discovery linux
Link:
https://tria.ge/reports/251029-vkkh8a1ras/
Behaviour
Reads runtime system information
Changes its process name
Deletes log files
Enumerates running processes
Deletes Audit logs
Deletes journal logs
Deletes system logs
Verdict:
Malicious
Tags:
trojan mirai Unix.Trojan.Mirai-10056451-0
YARA:
Linux_Trojan_Mirai_268aac0b Linux_Trojan_Mirai_0cb1699c Linux_Trojan_Mirai_70ef58f1 Linux_Trojan_Mirai_485c4b13 Linux_Trojan_Mirai_2e3f67a9 Linux_Trojan_Mirai_0d73971c Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_cc93863b
Link:
https://app.threat.zone/submission/2770eaf5-683b-46c2-8250-f9316991318b
Please note that we are no longer able to provide a coverage score for Virus Total.

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_0cb1699c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_0d73971c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_268aac0b
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_2e3f67a9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_485c4b13
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_70ef58f1
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
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 2f2f1d3747fe2a9b67d0aadf81904c6e14f51f67a1976effc8a7fd7d24b81b6d

Mirai

elf 3c21f960b47d2891ec145db87147732ea7bbebf9e3d6cb2ed8d373891a5a9413

(this sample)

  
Dropped by
SHA256 2f2f1d3747fe2a9b67d0aadf81904c6e14f51f67a1976effc8a7fd7d24b81b6d
  
URLhaus
https://urlhaus.abuse.ch/url/3606051/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3606031/

Comments