MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f0c4082eb6e5ba80272bc4de84da8164cb51c3e0b4b8a7ceba299ff4db7e0707. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f0c4082eb6e5ba80272bc4de84da8164cb51c3e0b4b8a7ceba299ff4db7e0707
SHA3-384 hash: a97dbf6a95a97af9b740c2ba1cac5444c38ab653b66e9ee9a7106430fc8b5ebdb080c04f078990aac70fa5bd8b5c1421
SHA1 hash: 167386e5e8516f7a14f523eacb80a3c0c02332a7
MD5 hash: 6d727bfe9251dca8a3fa227d77acdb27
humanhash: lithium-pasta-tennis-high
File name:top1miku.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:64'388 bytes
First seen:2025-07-14 17:15:52 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:0YjspFrzi+Wy708GDF9TjyLlwfOKL+woGDgbXwnC5Gf0:0AWvi+77ZqPTmLK2KL+vaEACW0
TLSH T1275302350D57B878C278277BB2305DC76A218B7BC5F97D176DA122E024C7603A95D393
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) :64'388 bytes
File size (de-compressed) :165'592 bytes
Format:linux/arm
Unpacked file: 9f241256e9cf36966f0383605a16d5e7c6cf7f5f24a8d1c840b8e07445096627

Intelligence

File Origin
# of uploads :
1
# of downloads :
21
Origin country :
DE DE
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Opens a port
Sends data to a server
Receives data from a server
Connection attempt
Runs as daemon
Deletes a system binary file
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
packed upx
Link:
https://www.filescan.io/uploads/68753b763bf8599ee9098e24/reports/b615599d-9a3a-4f02-8e2f-22c5d673f3f2/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/2ff0413c-ca5e-4790-9625-478f12be7102
Behavior Graph:
Download SVG
%3 guuid=8cef0a81-1900-0000-3ab9-2243bb090000 pid=2491 /usr/bin/sudo guuid=500fd183-1900-0000-3ab9-2243bd090000 pid=2493 /tmp/sample.bin guuid=8cef0a81-1900-0000-3ab9-2243bb090000 pid=2491->guuid=500fd183-1900-0000-3ab9-2243bd090000 pid=2493 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9aad9712-e9b4-4d2f-8f28-2bb890f037ec
Result
Threat name:
Mirai, Okiru
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1736331
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Yara detected Mirai
Yara detected Okiru
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1736331 Sample: top1miku.arm7.elf Startdate: 14/07/2025 Architecture: LINUX Score: 76 17 65.222.202.53, 80 CAPEREGIONALHEALTHSYSTEMUS United States 2->17 19 daisy.ubuntu.com 2->19 21 Malicious sample detected (through community Yara rule) 2->21 23 Multi AV Scanner detection for submitted file 2->23 25 Yara detected Okiru 2->25 27 2 other signatures 2->27 7 top1miku.arm7.elf 2->7         started        9 python3.8 dpkg 2->9         started        signatures3 process4 process5 11 top1miku.arm7.elf 7->11         started        13 top1miku.arm7.elf 7->13         started        15 top1miku.arm7.elf 7->15         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f0c4082eb6e5ba80272bc4de84da8164cb51c3e0b4b8a7ceba299ff4db7e0707
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f0c4082eb6e5ba80272bc4de84da8164cb51c3e0b4b8a7ceba299ff4db7e0707/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-07-14 17:16:26 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6dcaqlvw4w5iajzlytpijwubmtfvdq7aws4kptv2fgp7jw36a4dq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery upx
Link:
https://tria.ge/reports/250714-vtaqdavygw/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Mirai
Mirai family
Malware Config
C2 Extraction:
top1miku.duckdns.org
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/0f1f262b-ff44-45aa-bdb9-d69c2341672d
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/f0c4082eb6e5ba80272bc4de84da8164cb51c3e0b4b8a7ceba299ff4db7e0707

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: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:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
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 f0c4082eb6e5ba80272bc4de84da8164cb51c3e0b4b8a7ceba299ff4db7e0707

(this sample)

Mirai

elf 9f241256e9cf36966f0383605a16d5e7c6cf7f5f24a8d1c840b8e07445096627

  
URLhaus
https://urlhaus.abuse.ch/url/3581126/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 9f241256e9cf36966f0383605a16d5e7c6cf7f5f24a8d1c840b8e07445096627
  
Dropping
MD5 fc882397c2795ececf1588ff54bc3b3e

Comments