MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 181586d89fee0588c5882217ee4fbbd7db009f07029f79819f66de8d4eac81af. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 181586d89fee0588c5882217ee4fbbd7db009f07029f79819f66de8d4eac81af
SHA3-384 hash: ae1cb0a2ef48d6ddeadafe526c796786de8d06d527c599e94dcebfe48df91e28b2f0521abcb723079df781e7d32e088c
SHA1 hash: 75ca956eb240313f67f45ffc2e7fdbc8dba00626
MD5 hash: f1857a3be69683d7846baa3f309ed46d
humanhash: pip-quebec-chicken-iowa
File name:nklm68k
Download: download sample
Signature Mirai
Create hunting rule
File size:111'584 bytes
First seen:2025-12-16 19:06:13 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:fAn8LEy/51wDiV6ATci5aUMXADT4UD6MD:XwS1xV6VUMQQUD6W
TLSH T1F7B339C16000CE7DF60BD67AC5A74E15B954E7518F920F2BE5A7FC93E92A0D4382AEC1
Magika elf
Reporter abuse_ch
Tags:elf gafgyt mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
102
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.30645.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-6981989-0
Create hunting rule

Unix.Trojan.Mirai-7755770-0
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

Unix.Trojan.Mirai-9933849-0
Create hunting rule

Unix.Trojan.Mirai-9940650-0
Create hunting rule

Unix.Trojan.Gafgyt-9940653-0
Create hunting rule

Unix.Trojan.Mirai-9951089-0
Create hunting rule

Unix.Trojan.Mirai-10008934-0
Create hunting rule

Unix.Trojan.Mirai-10018298-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/6941adb3a7163552ba016ca1/reports/4d358dcd-6520-4b09-81ce-15d357a52a07/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-12-16T18:07:00Z UTC
Last seen:
2025-12-17T00:08:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/181586d89fee0588c5882217ee4fbbd7db009f07029f79819f66de8d4eac81af/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/adcaa9c0-d9b1-44a6-b9b3-bd299cac9f98
Behavior Graph:
Download SVG
%3 guuid=3cb81bef-1700-0000-e77c-f03c960b0000 pid=2966 /usr/bin/sudo guuid=874f8af1-1700-0000-e77c-f03c9b0b0000 pid=2971 /tmp/sample.bin guuid=3cb81bef-1700-0000-e77c-f03c960b0000 pid=2966->guuid=874f8af1-1700-0000-e77c-f03c9b0b0000 pid=2971 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/9ff238bb-e28f-4e20-9ac9-b8531bfd9f95
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1834306
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: 1834306 Sample: nklm68k.elf Startdate: 16/12/2025 Architecture: LINUX Score: 56 14 205.119.113.7, 23 WEST-NET-WESTUS United States 2->14 16 65.230.125.167 UUNETUS United States 2->16 18 99 other IPs or domains 2->18 20 Antivirus / Scanner detection for submitted sample 2->20 22 Multi AV Scanner detection for submitted file 2->22 8 nklm68k.elf 2->8         started        signatures3 process4 process5 10 nklm68k.elf 8->10         started        process6 12 nklm68k.elf 10->12         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/181586d89fee0588c5882217ee4fbbd7db009f07029f79819f66de8d4eac81af
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/181586d89fee0588c5882217ee4fbbd7db009f07029f79819f66de8d4eac81af/
Threat name:
Linux.Backdoor.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-12-16 19:06:36 UTC
File Type:
ELF32 Big (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=dakynwe75ycyrrmieil64t5327nqbhyhakpxtam7m3pi2tvmqgxq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/251216-xr9ssscl91/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-6981989-0
YARA:
n/a
Link:
https://app.threat.zone/submission/2d23d23c-be1e-4284-8a34-8133ce941cf5
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/181586d89fee0588c5882217ee4fbbd7db009f07029f79819f66de8d4eac81af

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: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 181586d89fee0588c5882217ee4fbbd7db009f07029f79819f66de8d4eac81af

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3726461/
  
Delivery method
Distributed via web download

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