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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 af4c28d7be4d2c4149ef2e2ccb55a3eff8f7982db43c10ff1793a8a7ca06152f. 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 14 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: af4c28d7be4d2c4149ef2e2ccb55a3eff8f7982db43c10ff1793a8a7ca06152f
SHA3-384 hash: a4f2761d5703ebccc5a1e24332b0fec0c5cac552c84493b4d96f52b4d0ad952aac773eaa1ba4f9b1625244139cb7c6f9
SHA1 hash: 71ed0783150f0f681c3fb66226d82465004b6cce
MD5 hash: ec0bfe7824b339d66421fc71adeb5cb5
humanhash: mango-lamp-texas-louisiana
File name:debug
Download: download sample
Signature Mirai
Create hunting rule
File size:66'764 bytes
First seen:2025-10-29 15:02:29 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:kcXwfUz0YbwLO/3yswpIJ8nEYm11uiTSGe:TbwL2tYQ8Ez0i8
TLSH T1D6636CC1A6C3C9F9EC120A351176EF3799B2D23E22A8CF87C3A8D576F912A41E45535C
telfhash t1922106ef1ebd19ecb7d45841c30aae42296fe27b156032a50633c41832b3ed192adc7d
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-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 109fc56df84e6ba97d55fff2e6fde6478ae29547d4edef3e140fed16be3640df
File size (compressed) :32'500 bytes
File size (de-compressed) :66'764 bytes
Format:linux/i386
Packed file: 109fc56df84e6ba97d55fff2e6fde6478ae29547d4edef3e140fed16be3640df

Intelligence

File Origin
# of uploads :
1
# of downloads :
29
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Opens a port
Sends data to a server
DNS request
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
lolbin remote
Link:
https://www.filescan.io/uploads/69023872a3d16310951f922a/reports/d77090ee-006a-49b2-a909-d7693cd78562/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-08-10T06:18:00Z UTC
Last seen:
2025-08-10T06:52:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/af4c28d7be4d2c4149ef2e2ccb55a3eff8f7982db43c10ff1793a8a7ca06152f/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/237f456b-f2d8-49de-8c29-e4081d17b7e7
Behavior Graph:
Download SVG
%3 guuid=71b23fb2-1800-0000-d757-77017d0e0000 pid=3709 /usr/bin/sudo guuid=dd8576b4-1800-0000-d757-7701890e0000 pid=3721 /tmp/sample.bin dns net send-data guuid=71b23fb2-1800-0000-d757-77017d0e0000 pid=3709->guuid=dd8576b4-1800-0000-d757-7701890e0000 pid=3721 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=dd8576b4-1800-0000-d757-7701890e0000 pid=3721->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 234B c704064b-1a2c-51c7-9b3a-3e87e81215f5 bot.nightbotnet.my.id:12121 guuid=dd8576b4-1800-0000-d757-7701890e0000 pid=3721->c704064b-1a2c-51c7-9b3a-3e87e81215f5 send: 4B guuid=587a5af0-1800-0000-d757-7701810f0000 pid=3969 /tmp/sample.bin guuid=dd8576b4-1800-0000-d757-7701890e0000 pid=3721->guuid=587a5af0-1800-0000-d757-7701810f0000 pid=3969 clone
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/67b19672-d028-42d3-8dd5-4e0fa4b194a4
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1804893
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1804893 Sample: debug.elf Startdate: 30/10/2025 Architecture: LINUX Score: 64 17 169.254.169.254, 80 USDOSUS Reserved 2->17 19 bot.nightbotnet.my.id 185.208.159.135, 12121 SIMPLECARRER2IT Switzerland 2->19 21 2 other IPs or domains 2->21 23 Malicious sample detected (through community Yara rule) 2->23 25 Antivirus / Scanner detection for submitted sample 2->25 27 Multi AV Scanner detection for submitted file 2->27 7 debug.elf 2->7         started        9 dash rm 2->9         started        11 dash rm 2->11         started        13 python3.8 dpkg 2->13         started        signatures3 process4 process5 15 debug.elf 7->15         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/af4c28d7be4d2c4149ef2e2ccb55a3eff8f7982db43c10ff1793a8a7ca06152f
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/af4c28d7be4d2c4149ef2e2ccb55a3eff8f7982db43c10ff1793a8a7ca06152f/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-29 16:47:04 UTC
File Type:
ELF32 Little (Exe)
AV detection:
26 of 38 (68.42%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=v5gcrv56juwecsppfywmwvnd574ppgbnwq6bb7yxsoukpsqgcuxq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion linux
Link:
https://tria.ge/reports/251029-s9hd2shz4a/
Behaviour
Writes file to system bin folder
Modifies Watchdog functionality
Malware Family:
n/a
Verdict:
Unknown
Tags:
trojan mirai
YARA:
Linux_Trojan_Mirai_fa3ad9d0 Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_93fc3657 Linux_Trojan_Mirai_804f8e7c Linux_Trojan_Mirai_99d78950 Linux_Trojan_Mirai_a68e498c Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_ae9d0fa6 Linux_Trojan_Mirai_389ee3e9 Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3
Link:
https://app.threat.zone/submission/89bb82a4-e595-4cf9-b8d7-d06dc545e517
Please note that we are no longer able to provide a coverage score for Virus Total.

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_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_804f8e7c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_93fc3657
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_99d78950
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_a68e498c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_ae9d0fa6
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_b14f4c5d
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_fa3ad9d0
Create hunting rule
Author:Elastic Security
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
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 109fc56df84e6ba97d55fff2e6fde6478ae29547d4edef3e140fed16be3640df

Mirai

elf af4c28d7be4d2c4149ef2e2ccb55a3eff8f7982db43c10ff1793a8a7ca06152f

(this sample)

  
Dropped by
SHA256 109fc56df84e6ba97d55fff2e6fde6478ae29547d4edef3e140fed16be3640df
  
URLhaus
https://urlhaus.abuse.ch/url/3599457/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3599701/

Comments