MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a5cf5c92832b76b2db3cf8200dcc6251019cf945a2965fb0192e7a929d4a1c54. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a5cf5c92832b76b2db3cf8200dcc6251019cf945a2965fb0192e7a929d4a1c54
SHA3-384 hash: 4a04869c2d4ec5cee7c1a3ab3a5589e980d761fba049b54bebe4e54e1b294f4ee052fa6f63922d548d11d842a3f0410d
SHA1 hash: 585d6d05f7282598b5b117c0d8b756caf10ee06c
MD5 hash: 96a1ae42bc606f0c7fe9fa041970a1e3
humanhash: six-sodium-wyoming-equal
File name:xnxnxnxnxnxnxnxnaarch64xnxn
Download: download sample
Signature Mirai
Create hunting rule
File size:197'488 bytes
First seen:2025-12-22 07:12:38 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:badBpAIWIfbEdOcdY3rZiigZ2eNRzPxm:bOVfbEdxm4iub8
TLSH T101148D68FE4F68D2D2C7E37DAE4A0FA230277D749565C0B51A00929FD5EAFD488D0613
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 gafgyt mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 6737ccd8d7dc5945638e935dd11e9aa635b39af9b125b1f62e197b04e9dda3d1
File size (compressed) :70'460 bytes
File size (de-compressed) :197'488 bytes
Format:linux/arm64
Packed file: 6737ccd8d7dc5945638e935dd11e9aa635b39af9b125b1f62e197b04e9dda3d1

Intelligence

File Origin
# of uploads :
1
# of downloads :
70
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Trojan.Mirai-10056451-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Runs as daemon
Creating a file in the %temp% directory
Receives data from a server
Kills processes
Locks files
Sends data to a server
Substitutes an application name
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm anti-vm gafgyt mirai rust
Link:
https://www.filescan.io/uploads/6948ef8aa7163552ba039d24/reports/10671571-f979-456b-b71e-ec11f32b5e41/overview
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2025-12-22T04:11:00Z UTC
Last seen:
2025-12-22T04:53:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/a5cf5c92832b76b2db3cf8200dcc6251019cf945a2965fb0192e7a929d4a1c54/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/5bf5ff9a-13d2-4213-840b-2ab688ac4544
Behavior Graph:
Download SVG
%3 guuid=2cdfba83-1800-0000-032d-6c48bb090000 pid=2491 /usr/bin/sudo guuid=ccb6268d-1800-0000-032d-6c48c1090000 pid=2497 /tmp/sample.bin guuid=2cdfba83-1800-0000-032d-6c48bb090000 pid=2491->guuid=ccb6268d-1800-0000-032d-6c48c1090000 pid=2497 execve
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/6cb9f655-ab2a-46ab-ab27-0bb408957294
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1837491
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/a5cf5c92832b76b2db3cf8200dcc6251019cf945a2965fb0192e7a929d4a1c54
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a5cf5c92832b76b2db3cf8200dcc6251019cf945a2965fb0192e7a929d4a1c54/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-12-22 07:13:20 UTC
File Type:
ELF64 Little (Exe)
AV detection:
9 of 24 (37.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uxhvzeudfn3lfwz47aqa3tdckeazz6kfuklf7mazfz5jfhkkdrka._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/251222-h2ctgswnb1/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-10056451-0
YARA:
n/a
Link:
https://app.threat.zone/submission/830a3b71-dfc5-46ae-add4-d463973f093a
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/a5cf5c92832b76b2db3cf8200dcc6251019cf945a2965fb0192e7a929d4a1c54

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:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques

File information

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

Web download

Mirai

sh 538637349b68660afe5b7169ee6195be8c1163e8502b27bebd3fa3fb6791f3df

Mirai

elf 6737ccd8d7dc5945638e935dd11e9aa635b39af9b125b1f62e197b04e9dda3d1

Mirai

elf a5cf5c92832b76b2db3cf8200dcc6251019cf945a2965fb0192e7a929d4a1c54

(this sample)

  
Dropped by
SHA256 6737ccd8d7dc5945638e935dd11e9aa635b39af9b125b1f62e197b04e9dda3d1
  
URLhaus
https://urlhaus.abuse.ch/url/3739951/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 5a6fe5d516dca22012ce2814ffbb809a

Comments