MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f721ed62501a3e612b7822848788ebce9a6b3d3c006900a35e2e915fffdf2d42. 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: 13


Intelligence 13 IOCs YARA 16 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f721ed62501a3e612b7822848788ebce9a6b3d3c006900a35e2e915fffdf2d42
SHA3-384 hash: f0a3c168853a08c96b4d293761a44ffbac766ed4ee3105fde99f6ef5c09576055779ee3143e4113d4b0b49aa6d98db1b
SHA1 hash: 4137e4428172ddd56a07f049d84c33ebb66de63a
MD5 hash: 2328cedb29dbc51d6bab975912afa3f3
humanhash: four-three-edward-washington
File name:debug
Download: download sample
Signature Mirai
Create hunting rule
File size:79'636 bytes
First seen:2025-11-04 18:02:13 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:eG1hOzgl664fNdAfulQdb2ldWr0iP+RAwzc3S0I:eL8lCKf+Q6Qr0UEAO
TLSH T1EF736CC9F6C3C8F6FC120A3511B6BB3B5AB3E13E21A5DB43C3A89576E812541E61674C
telfhash t1a631d3f72e7a0ce4e7d09800d31e5e15195ea77b292473a242329d3532afdd280bac39
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 85297bb7fb564cef16d19347bb563a3d3582b5e3c3ca799a2586faf02ed18d1a
File size (compressed) :39'820 bytes
File size (de-compressed) :79'636 bytes
Format:linux/i386
Packed file: 85297bb7fb564cef16d19347bb563a3d3582b5e3c3ca799a2586faf02ed18d1a

Intelligence

File Origin
# of uploads :
1
# of downloads :
48
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-14.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
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.Trojan.Mirai-7135916-0
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-8025795-0
Create hunting rule

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Receives data from a server
Opens a port
Sends data to a server
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
obfuscated
Link:
https://www.filescan.io/uploads/690a400b393eed3f38e38f48/reports/a560ed59-abfd-44ec-ac50-0d4e3c3c730f/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
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/f721ed62501a3e612b7822848788ebce9a6b3d3c006900a35e2e915fffdf2d42
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:
2025-11-04T16:10:00Z UTC
Last seen:
2025-11-04T17:55:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/f721ed62501a3e612b7822848788ebce9a6b3d3c006900a35e2e915fffdf2d42/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/e1f2ff6b-7d13-4cd2-bc45-4da528ee95a0
Behavior Graph:
Download SVG
%3 guuid=ad629c3d-1800-0000-3da6-0de38a0c0000 pid=3210 /usr/bin/sudo guuid=85f2f140-1800-0000-3da6-0de38c0c0000 pid=3212 /tmp/sample.bin net send-data guuid=ad629c3d-1800-0000-3da6-0de38a0c0000 pid=3210->guuid=85f2f140-1800-0000-3da6-0de38c0c0000 pid=3212 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=85f2f140-1800-0000-3da6-0de38c0c0000 pid=3212->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 950B 310a0ed0-c544-54ca-bf3f-fca55e459297 65.222.202.53:80 guuid=85f2f140-1800-0000-3da6-0de38c0c0000 pid=3212->310a0ed0-c544-54ca-bf3f-fca55e459297 send: 4B guuid=4f7c007d-1800-0000-3da6-0de3fc0c0000 pid=3324 /tmp/sample.bin dns net send-data guuid=85f2f140-1800-0000-3da6-0de38c0c0000 pid=3212->guuid=4f7c007d-1800-0000-3da6-0de3fc0c0000 pid=3324 clone guuid=8aa7c6a9-1900-0000-3da6-0de3f00e0000 pid=3824 /tmp/sample.bin guuid=85f2f140-1800-0000-3da6-0de38c0c0000 pid=3212->guuid=8aa7c6a9-1900-0000-3da6-0de3f00e0000 pid=3824 clone guuid=4f7c007d-1800-0000-3da6-0de3fc0c0000 pid=3324->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 1110B guuid=4f7c007d-1800-0000-3da6-0de3fc0c0000 pid=3324->310a0ed0-c544-54ca-bf3f-fca55e459297 send: 4B guuid=63970c7d-1800-0000-3da6-0de3fd0c0000 pid=3325 /tmp/sample.bin guuid=4f7c007d-1800-0000-3da6-0de3fc0c0000 pid=3324->guuid=63970c7d-1800-0000-3da6-0de3fd0c0000 pid=3325 clone
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/eef4c63e-69e9-4668-8f4c-68d6309a12c5
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1807995
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: 1807995 Sample: debug.elf Startdate: 04/11/2025 Architecture: LINUX Score: 64 22 169.254.169.254, 80 USDOSUS Reserved 2->22 24 109.202.202.202, 80 INIT7CH Switzerland 2->24 26 5 other IPs or domains 2->26 28 Malicious sample detected (through community Yara rule) 2->28 30 Antivirus / Scanner detection for submitted sample 2->30 32 Multi AV Scanner detection for submitted file 2->32 8 debug.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        14 python3.8 dpkg 2->14         started        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/f721ed62501a3e612b7822848788ebce9a6b3d3c006900a35e2e915fffdf2d42
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f721ed62501a3e612b7822848788ebce9a6b3d3c006900a35e2e915fffdf2d42/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-04 18:03:53 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=64q62ysqdi7gck3yekcipchlz2ngwpj4abuqbi26f2iv7767fvba._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion discovery linux
Link:
https://tria.ge/reports/251104-wmzxcswmbm/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Malware Config
C2 Extraction:
api.mangawizard.lol
Verdict:
Malicious
Tags:
trojan mirai gafgyt Unix.Trojan.Mirai-7100807-0
YARA:
Linux_Trojan_Gafgyt_5bf62ce4 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/c6df900d-09cd-4750-b9be-7d41f6bfe774
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.26
Link:
https://yomi.yoroi.company/submissions/f721ed62501a3e612b7822848788ebce9a6b3d3c006900a35e2e915fffdf2d42

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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:Linux_Trojan_Gafgyt_5bf62ce4
Create hunting rule
Author:Elastic Security
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 85297bb7fb564cef16d19347bb563a3d3582b5e3c3ca799a2586faf02ed18d1a

Mirai

elf f721ed62501a3e612b7822848788ebce9a6b3d3c006900a35e2e915fffdf2d42

(this sample)

  
Dropped by
SHA256 85297bb7fb564cef16d19347bb563a3d3582b5e3c3ca799a2586faf02ed18d1a
  
URLhaus
https://urlhaus.abuse.ch/url/3695593/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 60597fea843eb2100f6aeb0f5dfabf8a

Comments