MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c3c4f28ac31b86c7b7212831712cbd11bdd58155e57e4e21200754c691992150. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c3c4f28ac31b86c7b7212831712cbd11bdd58155e57e4e21200754c691992150
SHA3-384 hash: ee204bef41ae6a6211f1856370fead8db5dc115bfac387928eecbce4a2006ce32a85eca6a8f17f5489f193bfecb461b6
SHA1 hash: 8a833af98a694fe50ef3babe045c239e179853b0
MD5 hash: b1a1e488733ebde9fccf29a52fb0432a
humanhash: undress-low-fix-social
File name:debug
Download: download sample
Signature Mirai
Create hunting rule
File size:49'808 bytes
First seen:2026-08-03 01:01:18 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:1SFhK7ZwAfM32X+vM2tPVK5OJwf0oLQqSKNnouy8HyRq:1S4fMW+U2tNcOSzSK1outSq
TLSH T12D230293E7EF6440C42921F9929BB6A48900D27DE54C0976ABC584BB55AFF339310BCF
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
File size (compressed) :49'808 bytes
File size (de-compressed) :115'988 bytes
Format:linux/i386
Unpacked file: 4d8329523495fd8ff834bd5ec68964ca7eb896010abcebb4238dff3900d7f63b

Intelligence

File Origin
# of uploads :
1
# of downloads :
77
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/567dbf40-5be5-47f9-bf42-a176a374fd18/
Detection(s):
Unix.Dropper.Mirai-7135858-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Opens a port
Sends data to a server
Connection attempt
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
packed upx
Link:
https://www.filescan.io/uploads/6a6fe8762b91393ca460e01f/reports/b7ad217b-b1b9-4b21-830f-5ee7db45a8a3/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
UPX
Botnet:
unknown
Number of open files:
46
Number of processes launched:
4
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/c3c4f28ac31b86c7b7212831712cbd11bdd58155e57e4e21200754c691992150
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-08-02T23:25:00Z UTC
Last seen:
2026-08-04T19:21:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/c3c4f28ac31b86c7b7212831712cbd11bdd58155e57e4e21200754c691992150/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/c50dba9a-7583-417e-bdf7-77acebc830d4
Behavior Graph:
Download SVG
%3 guuid=5d47bc71-1700-0000-9eff-23e0990d0000 pid=3481 /usr/bin/sudo guuid=fe914d74-1700-0000-9eff-23e0a20d0000 pid=3490 /tmp/sample.bin net send-data guuid=5d47bc71-1700-0000-9eff-23e0990d0000 pid=3481->guuid=fe914d74-1700-0000-9eff-23e0a20d0000 pid=3490 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=fe914d74-1700-0000-9eff-23e0a20d0000 pid=3490->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 825B 310a0ed0-c544-54ca-bf3f-fca55e459297 65.222.202.53:80 guuid=fe914d74-1700-0000-9eff-23e0a20d0000 pid=3490->310a0ed0-c544-54ca-bf3f-fca55e459297 send: 2B guuid=2f95adb0-1700-0000-9eff-23e03d0e0000 pid=3645 /tmp/sample.bin dns net send-data guuid=fe914d74-1700-0000-9eff-23e0a20d0000 pid=3490->guuid=2f95adb0-1700-0000-9eff-23e03d0e0000 pid=3645 clone guuid=56450cdd-1800-0000-9eff-23e068120000 pid=4712 /tmp/sample.bin guuid=fe914d74-1700-0000-9eff-23e0a20d0000 pid=3490->guuid=56450cdd-1800-0000-9eff-23e068120000 pid=4712 clone guuid=2f95adb0-1700-0000-9eff-23e03d0e0000 pid=3645->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 198B 50d412d1-ca07-54a6-8dc5-f96b7f280548 s3o65awrf56.net:69 guuid=2f95adb0-1700-0000-9eff-23e03d0e0000 pid=3645->50d412d1-ca07-54a6-8dc5-f96b7f280548 send: 4B guuid=746fddb1-1700-0000-9eff-23e0410e0000 pid=3649 /tmp/sample.bin guuid=2f95adb0-1700-0000-9eff-23e03d0e0000 pid=3645->guuid=746fddb1-1700-0000-9eff-23e0410e0000 pid=3649 clone
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/742cf3fd-e6b2-4756-a39d-edcc3930be3d
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/c3c4f28ac31b86c7b7212831712cbd11bdd58155e57e4e21200754c691992150
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c3c4f28ac31b86c7b7212831712cbd11bdd58155e57e4e21200754c691992150/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-08-03 01:02:28 UTC
File Type:
ELF32 Little (Exe)
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ypcpfcwddodmpnzbfayxclf5cg65lakv4v7e4ijaa5kmnemzefia._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery linux upx
Link:
https://tria.ge/reports/260803-bdk2mavhmd/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Family: Mirai
Malware Config
C2 Extraction:
s3o65awrf56.net
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.71
Link:
https://yomi.yoroi.company/submissions/c3c4f28ac31b86c7b7212831712cbd11bdd58155e57e4e21200754c691992150

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:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf c3c4f28ac31b86c7b7212831712cbd11bdd58155e57e4e21200754c691992150

(this sample)

Mirai

elf 4d8329523495fd8ff834bd5ec68964ca7eb896010abcebb4238dff3900d7f63b

  
URLhaus
https://urlhaus.abuse.ch/url/3892507/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 4d8329523495fd8ff834bd5ec68964ca7eb896010abcebb4238dff3900d7f63b
  
Dropping
MD5 bf077e4bba64c807686980efcad7b4b5
  
URLhaus
https://urlhaus.abuse.ch/url/3892531/
  
URLhaus
https://urlhaus.abuse.ch/url/3893003/
  
URLhaus
https://urlhaus.abuse.ch/url/3892216/

Comments