MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2f355d7e48824c91d5f6163079627ce16c08f08eb8033ed31e5cb9eb3600c76c. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2f355d7e48824c91d5f6163079627ce16c08f08eb8033ed31e5cb9eb3600c76c
SHA3-384 hash: 8bde54d01a414af585d43fbc5c501c8d3901865928fa1b1c4a5e9e8b7f792c5246ec44fdb7fb9fbfab4615552f655c11
SHA1 hash: 893eaf8d86ecfe4ebd9739ad0802eca726303a88
MD5 hash: 0546d53f9bbee4a3441afc418cb7ac95
humanhash: cup-march-four-mississippi
File name:nsh4
Download: download sample
Signature Mirai
Create hunting rule
File size:81'028 bytes
First seen:2025-12-20 13:04:51 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:KJ+dxKPT0YDgpfvujKDbCCGrSq6CHi/PzD/29OI:Kkdx8Dgpf2GDqrSq61/PPeR
TLSH T181839D63C82B1D24D04848F0B0A48F3A9B63E115CA5B2EF7949AC679D087EDCF6467F5
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

Intelligence

File Origin
# of uploads :
1
# of downloads :
100
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
a c2 socket address and a scan socket address
Link:
https://research.acce.ciphertechsolutions.com/results/12ab0069-cb1a-418b-ab9e-4336ad1c45c1/
Detection(s):
SecuriteInfo.com.Linux.Siggen.9999-6.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7136288-0
Create hunting rule

Unix.Trojan.Mirai-7138377-0
Create hunting rule

Unix.Trojan.Mirai-7674518-0
Create hunting rule

Unix.Trojan.Generic-9910199-0
Create hunting rule

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

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

Unix.Trojan.Mirai-10057788-0
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/69469f1184afa5547b5b0822/reports/4e94ce9e-699b-46b6-a42c-20f30c80442e/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-20T05:22:00Z UTC
Last seen:
2025-12-20T12:48:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj
Link:
https://opentip.kaspersky.com/2f355d7e48824c91d5f6163079627ce16c08f08eb8033ed31e5cb9eb3600c76c/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/716f5a5e-5d9f-4862-8bf4-03b879210d0f
Behavior Graph:
Download SVG
%3 guuid=860a936b-1900-0000-53f6-0502b7080000 pid=2231 /usr/bin/sudo guuid=308bff6d-1900-0000-53f6-0502be080000 pid=2238 /tmp/sample.bin guuid=860a936b-1900-0000-53f6-0502b7080000 pid=2231->guuid=308bff6d-1900-0000-53f6-0502be080000 pid=2238 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/bc476790-825a-4808-ac4e-97fce6da00ea
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1836741
Signature
Deletes system log files
Manipulation of devices in /dev
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1836741 Sample: nsh4.elf Startdate: 20/12/2025 Architecture: LINUX Score: 56 25 169.254.169.254, 80 USDOSUS Reserved 2->25 27 latinashosting.com 94.156.152.67, 12121, 42132, 42134 NET1-ASBG Bulgaria 2->27 29 daisy.ubuntu.com 2->29 31 Multi AV Scanner detection for submitted file 2->31 10 nsh4.elf 2->10         started        12 python3.8 dpkg 2->12         started        signatures3 process4 process5 14 nsh4.elf 10->14         started        process6 16 nsh4.elf 14->16         started        process7 18 nsh4.elf 16->18         started        process8 20 nsh4.elf 18->20         started        23 nsh4.elf 18->23         started        signatures9 33 Manipulation of devices in /dev 20->33 35 Deletes system log files 20->35
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/2f355d7e48824c91d5f6163079627ce16c08f08eb8033ed31e5cb9eb3600c76c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2f355d7e48824c91d5f6163079627ce16c08f08eb8033ed31e5cb9eb3600c76c/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/2f355d7e48824c91d5f6163079627ce16c08f08eb8033ed31e5cb9eb3600c76c
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-20 08:34:03 UTC
File Type:
ELF32 Little (Exe)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=f42v27siqjgjdvpwcyyhsyt44fwar4eoxabt5uy6ls46wnqay5wa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/251220-qbr5gsdk9t/
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7136288-0
YARA:
n/a
Link:
https://app.threat.zone/submission/c5e3e119-d8e9-4221-aa73-4d365d9e11a8
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/2f355d7e48824c91d5f6163079627ce16c08f08eb8033ed31e5cb9eb3600c76c

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_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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 2f355d7e48824c91d5f6163079627ce16c08f08eb8033ed31e5cb9eb3600c76c

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3737961/
  
Delivery method
Distributed via web download

Comments