MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7a285e426824bf7ff48169eb7842784610e91c906c90e5d4270b56774e25b06f. 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: 7


Intelligence 7 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7a285e426824bf7ff48169eb7842784610e91c906c90e5d4270b56774e25b06f
SHA3-384 hash: b0fae350f5253556b0779047e161e50423c75fc7bd73d2a078709470971cf440e65c1240169818cc5fb6cbb0e6638593
SHA1 hash: 8211ca95dc10dedd2325e96d1c30135c1020ab25
MD5 hash: 4a8197efbdb6fa0acc603362b3b56249
humanhash: seven-whiskey-red-river
File name:skid.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:82'036 bytes
First seen:2025-07-07 16:53:27 UTC
Last seen:2025-07-11 18:16:50 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:DgbsZxxhRTVjpIxuioaUZ6cKFgXIFOV6IvFBZNj4wPlxumyYv9:DhvIxvXmhKbFOV6IvFBnVlxNb9
TLSH T1A9832A59B8819B16CAC156BBFB0F428D7727539CE2EA72039D249F2137CB56B0E7B041
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

Intelligence

File Origin
# of uploads :
3
# of downloads :
14
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=686bfb9ac9eb974737677ae1linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Clean
Maliciousness:
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
true
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
58
Number of processes launched:
1
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/7a285e426824bf7ff48169eb7842784610e91c906c90e5d4270b56774e25b06f
Behaviour
Anti-VM
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/e5c438a8-3987-475f-88f6-9a4a50e19bf5
Behavior Graph:
Download SVG
%3 guuid=2431b910-1a00-0000-d77b-cb15fa0c0000 pid=3322 /usr/bin/sudo guuid=d9b74413-1a00-0000-d77b-cb15fb0c0000 pid=3323 /tmp/sample.bin guuid=2431b910-1a00-0000-d77b-cb15fa0c0000 pid=3322->guuid=d9b74413-1a00-0000-d77b-cb15fb0c0000 pid=3323 execve
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1730270
Signature
Multi AV Scanner detection for submitted file
Performs DNS TXT record lookups
Sample reads /proc/mounts (often used for finding a writable filesystem)
Sample tries to set files in /etc globally writable
Writes ELF files to hidden directories
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1730270 Sample: skid.arm.elf Startdate: 07/07/2025 Architecture: LINUX Score: 64 24 alpine-node.libre 2->24 26 109.202.202.202, 80 INIT7CH Switzerland 2->26 28 4 other IPs or domains 2->28 30 Multi AV Scanner detection for submitted file 2->30 8 skid.arm.elf init 2->8         started        12 dash rm 2->12         started        14 dash rm 2->14         started        signatures3 32 Performs DNS TXT record lookups 24->32 process4 file5 22 /etc/.sys_config/init, ELF 8->22 dropped 34 Sample tries to set files in /etc globally writable 8->34 36 Writes ELF files to hidden directories 8->36 38 Sample reads /proc/mounts (often used for finding a writable filesystem) 8->38 16 init 8->16         started        signatures6 process7 process8 18 init 16->18         started        20 init 16->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/7a285e426824bf7ff48169eb7842784610e91c906c90e5d4270b56774e25b06f
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7a285e426824bf7ff48169eb7842784610e91c906c90e5d4270b56774e25b06f/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-07-07 14:09:20 UTC
File Type:
ELF32 Little (Exe)
AV detection:
12 of 24 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=piuf4qties7x75ebnhvxqqtyiyiosheqnsiolvbhbnlhotrfwbxq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
credential_access discovery
Link:
https://tria.ge/reports/250707-vennpaeq8z/
Behaviour
Reads runtime system information
Changes its process name
Reads process memory
Executes dropped EXE
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/f154e1eb-741a-44f6-baa8-eb33b8e12fd1
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/7a285e426824bf7ff48169eb7842784610e91c906c90e5d4270b56774e25b06f

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_Generic_Threat_e9aef030
Create hunting rule
Author:Elastic Security
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 7a285e426824bf7ff48169eb7842784610e91c906c90e5d4270b56774e25b06f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3573473/
  
Delivery method
Distributed via web download

Comments