MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4b00c9ff1eb55bd1ab7e067a274dc00a16fd07870f915cbc871e887f16d0277d. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4b00c9ff1eb55bd1ab7e067a274dc00a16fd07870f915cbc871e887f16d0277d
SHA3-384 hash: e9977845460ee493a3a1349abc1e3cd9351735cf619c15dbc1b1ca8b0e8af3296ce68d714b5e7f23e0f527564ac4d0f2
SHA1 hash: d095f2487ab0990f5486acdba71f21ebfa7f6ede
MD5 hash: 7d555e803491ec7283b255f7b9adeb21
humanhash: helium-arkansas-beryllium-west
File name:sdxkzX_UXA229x.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:148'542 bytes
First seen:2025-12-21 06:12:11 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:hfiaqEeyweZ6Y07aUXmKdoFzmtB8afYAmkLqM/927IU5vz:hfiaqEeyweZo7aUXmKuFHcYAmkeM/92V
TLSH T133E34C52F7808B13C4D617BAB6EF028533239B6493DB730659287BB43F8679E4E23605
telfhash t1ee21f1f1972b42159999dbecd9dc67b9022c87131386ef33ff1184ac241a04da539c4f
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
40
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.30455.LC.BadVar.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7135925-0
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Unix.Dropper.Mirai-7139229-0
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Unix.Trojan.Mirai-9441505-0
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Unix.Trojan.Mirai-9760303-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gcc masquerade mirai rust
Link:
https://www.filescan.io/uploads/69478fc084afa5547b5b4525/reports/cf8edb86-916b-46f7-98cd-ce735cf3dade/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-21T03:36:00Z UTC
Last seen:
2025-12-23T03:33:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.cw HEUR:Backdoor.Linux.Mirai.bv HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.ij HEUR:Backdoor.Linux.Gafgyt.gh
Link:
https://opentip.kaspersky.com/4b00c9ff1eb55bd1ab7e067a274dc00a16fd07870f915cbc871e887f16d0277d/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/5e7d34af-34dc-48da-9fa8-738591dcabbb
Behavior Graph:
Download SVG
%3 guuid=bc714ca5-1600-0000-92c5-e522e30c0000 pid=3299 /usr/bin/sudo guuid=4e8100a7-1600-0000-92c5-e522ea0c0000 pid=3306 /tmp/sample.bin guuid=bc714ca5-1600-0000-92c5-e522e30c0000 pid=3299->guuid=4e8100a7-1600-0000-92c5-e522ea0c0000 pid=3306 execve
Malware family:
Mirai
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1d6201e0-bb0c-46e8-8c39-08d7bf48272b
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1836918
Signature
Contains symbols with names commonly found in malware
Multi AV Scanner detection for submitted file
Sample deletes itself
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1836918 Sample: sdxkzX_UXA229x.arm7.elf Startdate: 21/12/2025 Architecture: LINUX Score: 64 19 Multi AV Scanner detection for submitted file 2->19 21 Yara detected Mirai 2->21 23 Contains symbols with names commonly found in malware 2->23 8 sdxkzX_UXA229x.arm7.elf 2->8         started        process3 signatures4 25 Sample deletes itself 8->25 11 sdxkzX_UXA229x.arm7.elf 8->11         started        process5 process6 13 sdxkzX_UXA229x.arm7.elf 11->13         started        15 sdxkzX_UXA229x.arm7.elf 11->15         started        process7 17 sdxkzX_UXA229x.arm7.elf 13->17         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4b00c9ff1eb55bd1ab7e067a274dc00a16fd07870f915cbc871e887f16d0277d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4b00c9ff1eb55bd1ab7e067a274dc00a16fd07870f915cbc871e887f16d0277d/
Verdict:
Malicious
Threat:
Family.Mirai
Link:
https://tip.neiki.dev/file/4b00c9ff1eb55bd1ab7e067a274dc00a16fd07870f915cbc871e887f16d0277d
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-21 06:13:12 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=jmamt7y6wvn5dk36az5cotoabilp2b4hb6ivzpehd2eh6fwqe56q._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery
Link:
https://tria.ge/reports/251221-gyde6sbj71/
Behaviour
Reads runtime system information
Changes its process name
Reads system network configuration
Enumerates running processes
Deletes itself
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7135925-0
YARA:
n/a
Link:
https://app.threat.zone/submission/8c114ad9-2903-4330-a1c3-a19d940a30bd
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/4b00c9ff1eb55bd1ab7e067a274dc00a16fd07870f915cbc871e887f16d0277d

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_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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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 4b00c9ff1eb55bd1ab7e067a274dc00a16fd07870f915cbc871e887f16d0277d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3733516/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3733520/

Comments