MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c65b5e2e02bc092b78e4a07f7a8cbda2f84968e119fccd531a669930ad64be49. 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: c65b5e2e02bc092b78e4a07f7a8cbda2f84968e119fccd531a669930ad64be49
SHA3-384 hash: 1baa118896effc44a23003faa39cd4bfe8f7adcd32bf47b62298a279300957cd0c37e56081206b23de60a4af53dd1e7d
SHA1 hash: 5f32fe346be81ab07aa5c07a93394da53e9dea5d
MD5 hash: e485361dc8a684615abf779b92936364
humanhash: kilo-oxygen-fifteen-venus
File name:sumrak.arm5
Download: download sample
Signature Mirai
Create hunting rule
File size:39'728 bytes
First seen:2026-01-15 12:01:09 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:tdKD64khjVcSBcCmTlH3mLwCVy/Jx+5H8hG1rmCd/574y7fqUydjRuLEpQ6NHfeu:t3QgcCSlXMeZW95Pk1y1N
TLSH T19B03E7D6B551BB39C2C146B7DF6F411A33489798D0AB3353C82C17D4B98F94A0E5BB0A
telfhash t1b0e07d00fd7d4f1c58e30974ccec06f1a0012256a4271f15cf54dae0c83f5416209d1d
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 f88139129ef981da35beb1f4ab3101d571728e20c420bf44cb9879bc0fe2694b
File size (compressed) :19'996 bytes
File size (de-compressed) :39'728 bytes
Format:linux/arm
Packed file: f88139129ef981da35beb1f4ab3101d571728e20c420bf44cb9879bc0fe2694b

Intelligence

File Origin
# of uploads :
1
# of downloads :
79
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/71392f30-f2c4-485e-93e4-fed61c744421/
Detection(s):
Sanesecurity.Malware.28959.LC.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7135890-0
Create hunting rule

Unix.Dropper.Mirai-7135898-0
Create hunting rule

Unix.Dropper.Mirai-7135939-0
Create hunting rule

Unix.Dropper.Mirai-7136025-0
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
bash lolbin masquerade rust
Link:
https://www.filescan.io/uploads/6968d7393dd9d20950558c8e/reports/96f87d43-9a20-4bef-9750-2306e190f084/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-01-15T09:29:00Z UTC
Last seen:
2026-01-15T10:47:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.ba HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj
Link:
https://opentip.kaspersky.com/c65b5e2e02bc092b78e4a07f7a8cbda2f84968e119fccd531a669930ad64be49/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/5d1811ef-a59d-4e43-a4bc-7a1614b0c35f
Behavior Graph:
Download SVG
%3 guuid=9f800be1-1600-0000-7ec9-2a73ea0f0000 pid=4074 /usr/bin/sudo guuid=d5795fe3-1600-0000-7ec9-2a73f40f0000 pid=4084 /tmp/sample.bin guuid=9f800be1-1600-0000-7ec9-2a73ea0f0000 pid=4074->guuid=d5795fe3-1600-0000-7ec9-2a73f40f0000 pid=4084 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/f8a10fbd-0444-47c0-a634-354ee3ae1484
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1851312
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/c65b5e2e02bc092b78e4a07f7a8cbda2f84968e119fccd531a669930ad64be49
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c65b5e2e02bc092b78e4a07f7a8cbda2f84968e119fccd531a669930ad64be49/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/c65b5e2e02bc092b78e4a07f7a8cbda2f84968e119fccd531a669930ad64be49
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-15 12:02:15 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yznv4lqcxqesw6heub7xvdf5ul4es2hbdh6m2uy2m2mtbllexzeq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:owari
Link:
https://tria.ge/reports/260115-n7cnkadx7h/
Malware Config
C2 Extraction:
sumrak2026.duckdns.org
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7135890-0
YARA:
n/a
Link:
https://app.threat.zone/submission/76bbf327-1985-4283-bf41-a511f8cf127f
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/c65b5e2e02bc092b78e4a07f7a8cbda2f84968e119fccd531a669930ad64be49

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:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
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 f88139129ef981da35beb1f4ab3101d571728e20c420bf44cb9879bc0fe2694b

Mirai

elf c65b5e2e02bc092b78e4a07f7a8cbda2f84968e119fccd531a669930ad64be49

(this sample)

  
Dropped by
SHA256 f88139129ef981da35beb1f4ab3101d571728e20c420bf44cb9879bc0fe2694b
  
URLhaus
https://urlhaus.abuse.ch/url/3758537/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 54da9c267ae3ce6a9a7a343fe7b2acdc

Comments