MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a961dd2621a5534606cbf4a49b4c75f2f2d22dfde13947fec2b5e6ef4fd08f64. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a961dd2621a5534606cbf4a49b4c75f2f2d22dfde13947fec2b5e6ef4fd08f64
SHA3-384 hash: ddfe677af6ce05e6e3d517c0b39478f0fb9246cc7b8a774415059e5a5a9877815f10658e5fcf999a7a6954baa23696a5
SHA1 hash: 0fc268a0e36b045bb7702e4505ff9d2f9ad23e8e
MD5 hash: 0312a7a62c73360c81924507ab00c2b6
humanhash: ohio-sodium-monkey-artist
File name:ngentodluwh.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:158'636 bytes
First seen:2025-11-23 01:24:48 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:EJkBOQndhmaw/R1GrwYwDdl74u4e4CguHgdXWg:EJMOQndw/CKD774u94CguAJWg
TLSH T13CF33A85F8405E27C6D216BBFF5E028D371957ACD2EE72039C246F64378A85B0E7B246
telfhash t12d21105aaf501df823d18bcc428d110aaa96708b7b3c3c87450cb74fd413a82b01e433
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 4bf8d97cd3ddbea515024819eef0ecc7a535f28bb9ea100ecb9b857b8977ef06
File size (compressed) :58'168 bytes
File size (de-compressed) :158'636 bytes
Format:linux/arm
Packed file: 4bf8d97cd3ddbea515024819eef0ecc7a535f28bb9ea100ecb9b857b8977ef06

Intelligence

File Origin
# of uploads :
1
# of downloads :
96
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135881-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7135996-0
Create hunting rule

Unix.Dropper.Mirai-7136013-0
Create hunting rule

Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Dropper.Mirai-7136033-0
Create hunting rule

Unix.Dropper.Mirai-7136057-0
Create hunting rule

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

Unix.Trojan.Mirai-9807962-0
Create hunting rule

Unix.Trojan.Mirai-9808381-0
Create hunting rule

Unix.Trojan.Mirai-9858729-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
52
Number of processes launched:
6
Processes remaning?
false
Remote TCP ports scanned:
23
Full report:
https://elfdigest.com/brief/a961dd2621a5534606cbf4a49b4c75f2f2d22dfde13947fec2b5e6ef4fd08f64
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
type:Mirai 82.22.174.27:9506
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-22T23:46:00Z UTC
Last seen:
2025-11-23T01:36:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/a961dd2621a5534606cbf4a49b4c75f2f2d22dfde13947fec2b5e6ef4fd08f64/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/5078612c-f71a-48df-8d78-4c417e61a08e
Behavior Graph:
Download SVG
%3 guuid=f7d8e1c4-1600-0000-6ef3-65162d100000 pid=4141 /usr/bin/sudo guuid=1f3bfcc6-1600-0000-6ef3-651634100000 pid=4148 /tmp/sample.bin guuid=f7d8e1c4-1600-0000-6ef3-65162d100000 pid=4141->guuid=1f3bfcc6-1600-0000-6ef3-651634100000 pid=4148 execve
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1819262
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1819262 Sample: ngentodluwh.arm.elf Startdate: 23/11/2025 Architecture: LINUX Score: 56 28 102.93.191.144 ZAINUGASUG Nigeria 2->28 30 205.197.154.252 XO-AS15US United States 2->30 32 98 other IPs or domains 2->32 34 Antivirus / Scanner detection for submitted sample 2->34 36 Multi AV Scanner detection for submitted file 2->36 8 ngentodluwh.arm.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        14 python3.8 dpkg 2->14         started        signatures3 process4 process5 16 ngentodluwh.arm.elf 8->16         started        18 ngentodluwh.arm.elf 8->18         started        20 ngentodluwh.arm.elf 8->20         started        process6 22 ngentodluwh.arm.elf 16->22         started        24 ngentodluwh.arm.elf 16->24         started        26 ngentodluwh.arm.elf 16->26         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a961dd2621a5534606cbf4a49b4c75f2f2d22dfde13947fec2b5e6ef4fd08f64
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a961dd2621a5534606cbf4a49b4c75f2f2d22dfde13947fec2b5e6ef4fd08f64/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-23 01:25:49 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 36 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vfq52jrbuvjumbwl6ssjwtdv6lznelp54e4up7wcwxto6t6qr5sa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd
Link:
https://tria.ge/reports/251123-btbg5agr6y/
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/02c73e7f-fd13-4a4e-bb18-0265aa10344b
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/a961dd2621a5534606cbf4a49b4c75f2f2d22dfde13947fec2b5e6ef4fd08f64

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_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
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 4bf8d97cd3ddbea515024819eef0ecc7a535f28bb9ea100ecb9b857b8977ef06

Mirai

elf a961dd2621a5534606cbf4a49b4c75f2f2d22dfde13947fec2b5e6ef4fd08f64

(this sample)

  
Dropped by
SHA256 4bf8d97cd3ddbea515024819eef0ecc7a535f28bb9ea100ecb9b857b8977ef06
  
URLhaus
https://urlhaus.abuse.ch/url/3714502/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 437aaffd835b1262ad9b86ee220d7237
  
URLhaus
https://urlhaus.abuse.ch/url/3714741/
  
URLhaus
https://urlhaus.abuse.ch/url/3714746/
  
URLhaus
https://urlhaus.abuse.ch/url/3714490/

Comments