MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fa55f188f0026bd182b35fbadcf2153271ba1eb218a9805241886c0704df4719. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fa55f188f0026bd182b35fbadcf2153271ba1eb218a9805241886c0704df4719
SHA3-384 hash: 1a32a9b38c00ccc08845df6253bbf3d411f7e555516fdbb0d7fcd6feda9520b93216f62334b6a59d0c839df70fbf58ec
SHA1 hash: 83f452c67c5e912d4348d41c61e37f8e057e468a
MD5 hash: 6b5a9d8c63e68df249d54dc19851ebea
humanhash: north-texas-alpha-coffee
File name:debug
Download: download sample
Signature Mirai
Create hunting rule
File size:48'060 bytes
First seen:2025-11-19 22:01:52 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:ow3P4UIZ19U7OORuvne3BrrbkMLmpnp84oLejlPnbcuyD7UHQRj/:oW/R73Q2RrrVwnp8deNnouy8Hyj
TLSH T12523F10B767D4256C9EC41B91C79F00E9A48A50C728CDC8639C0BA3BF43A66DBF65F54
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) :48'060 bytes
File size (de-compressed) :107'796 bytes
Format:linux/i386
Unpacked file: bff91e7290d66b6eb7b1319ee22f4dd3253d0ee1bf2b5dacc95b2d1eb7902b49

Intelligence

File Origin
# of uploads :
1
# of downloads :
42
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Dropper.Mirai-7135858-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Changes access rights for a written file
Receives data from a server
Opens a port
Changes access rights for a file
Sends data to a server
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
packed upx
Link:
https://www.filescan.io/uploads/691e3e941786844b7a673de7/reports/be957ae5-99ee-4d51-984c-a58f31201ac1/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/fa55f188f0026bd182b35fbadcf2153271ba1eb218a9805241886c0704df4719
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:
2025-11-19T19:29:00Z UTC
Last seen:
2025-11-21T12:58:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/fa55f188f0026bd182b35fbadcf2153271ba1eb218a9805241886c0704df4719/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/78baed0c-4f30-4bcc-a812-5134efc816ac
Behavior Graph:
Download SVG
%3 guuid=2701ff9c-1c00-0000-9d94-6e6e390a0000 pid=2617 /usr/bin/sudo guuid=176a3b9f-1c00-0000-9d94-6e6e3f0a0000 pid=2623 /tmp/sample.bin net send-data guuid=2701ff9c-1c00-0000-9d94-6e6e390a0000 pid=2617->guuid=176a3b9f-1c00-0000-9d94-6e6e3f0a0000 pid=2623 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=176a3b9f-1c00-0000-9d94-6e6e3f0a0000 pid=2623->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 585B 17d12814-2053-5003-8343-6c5dc360bc15 vcute69.bounceme.net:80 guuid=176a3b9f-1c00-0000-9d94-6e6e3f0a0000 pid=2623->17d12814-2053-5003-8343-6c5dc360bc15 send: 22B guuid=445c09dc-1c00-0000-9d94-6e6ec60a0000 pid=2758 /tmp/sample.bin dns net send-data guuid=176a3b9f-1c00-0000-9d94-6e6e3f0a0000 pid=2623->guuid=445c09dc-1c00-0000-9d94-6e6ec60a0000 pid=2758 clone guuid=824f9d08-1e00-0000-9d94-6e6ed90c0000 pid=3289 /tmp/sample.bin guuid=176a3b9f-1c00-0000-9d94-6e6e3f0a0000 pid=2623->guuid=824f9d08-1e00-0000-9d94-6e6ed90c0000 pid=3289 clone guuid=445c09dc-1c00-0000-9d94-6e6ec60a0000 pid=2758->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 38B 27df0594-2c83-55f0-869f-ffb273ade180 vcute69.bounceme.net:12121 guuid=445c09dc-1c00-0000-9d94-6e6ec60a0000 pid=2758->27df0594-2c83-55f0-869f-ffb273ade180 send: 10B guuid=cf9d14dc-1c00-0000-9d94-6e6ec70a0000 pid=2759 /tmp/sample.bin guuid=445c09dc-1c00-0000-9d94-6e6ec60a0000 pid=2758->guuid=cf9d14dc-1c00-0000-9d94-6e6ec70a0000 pid=2759 clone
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e2dba6ca-23fe-4299-bbcc-cfbb9fd0f8dc
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1817310
Signature
Malicious sample detected (through community Yara rule)
Sample is packed with UPX
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1817310 Sample: debug.elf Startdate: 19/11/2025 Architecture: LINUX Score: 60 22 169.254.169.254, 80 USDOSUS Reserved 2->22 24 162.213.35.24, 40412, 443 CANONICAL-ASGB United States 2->24 26 3 other IPs or domains 2->26 28 Malicious sample detected (through community Yara rule) 2->28 30 Yara detected Mirai 2->30 32 Sample is packed with UPX 2->32 8 debug.elf 2->8         started        10 dash rm 2->10         started        12 dash cat 2->12         started        14 9 other processes 2->14 signatures3 process4 process5 16 debug.elf 8->16         started        18 debug.elf 8->18         started        process6 20 debug.elf 16->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/fa55f188f0026bd182b35fbadcf2153271ba1eb218a9805241886c0704df4719
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/fa55f188f0026bd182b35fbadcf2153271ba1eb218a9805241886c0704df4719/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-19 22:02:36 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 36 (44.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7jk7dchqajv5davtl65nz4qvgjy3uhvsdcuyausbrbwaobg7i4mq._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/251119-1x2k6a1jfq/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Mirai
Mirai family
Malware Config
C2 Extraction:
vcute69.bounceme.net
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7135858-0
YARA:
n/a
Link:
https://app.threat.zone/submission/3b9a14c6-aec9-438d-a4dc-0c2fd0792a28
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/fa55f188f0026bd182b35fbadcf2153271ba1eb218a9805241886c0704df4719

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: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 fa55f188f0026bd182b35fbadcf2153271ba1eb218a9805241886c0704df4719

(this sample)

Mirai

elf bff91e7290d66b6eb7b1319ee22f4dd3253d0ee1bf2b5dacc95b2d1eb7902b49

  
URLhaus
https://urlhaus.abuse.ch/url/3712125/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 bff91e7290d66b6eb7b1319ee22f4dd3253d0ee1bf2b5dacc95b2d1eb7902b49
  
Dropping
MD5 80156a27b79316bfc14615364cf6678b

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