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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ab9a7518b3d366ba02df4eca1555d0dfba234efd2fdef3c7a1b45f4e793ab40f. 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: 8


Intelligence 8 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ab9a7518b3d366ba02df4eca1555d0dfba234efd2fdef3c7a1b45f4e793ab40f
SHA3-384 hash: f33e5ee193bed2a3b73ac320c5744688d222aafe45ec7f6d5839ee2cbc6df27741a51d8d07071c5fdea29484e6ad3dd0
SHA1 hash: e608c2ec84f1cfe589340d34ea22384c9b964308
MD5 hash: 4b4419a69c6cd5224f6bf415cc88ed32
humanhash: timing-black-violet-yankee
File name:wj0s.x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:325'648 bytes
First seen:2026-09-10 05:38:25 UTC
Last seen:Never
File type: elf
MIME type:application/x-sharedlib
ssdeep 6144:LbFIaY+XHG1AJ5Lbr3nt6y/5STDbYrHL+FkCC5wGUBzJaMVBLm7qWHF/H7xrf7na:LbFIaYKHG2JBdBSHbwZm
TLSH T17964F713E3004CEDC87C84F1515F7670A9A3A02F5A62F59BB7514A226DDFA6D133AEE0
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 82550ff97d953cd7f4278b79f1b2ded0e985e19c0a09e2e3d846d8960a754609
File size (compressed) :96'596 bytes
File size (de-compressed) :325'648 bytes
Format:linux/amd64
Packed file: 82550ff97d953cd7f4278b79f1b2ded0e985e19c0a09e2e3d846d8960a754609

Intelligence

File Origin
# of uploads :
1
# of downloads :
41
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Linux.Mirai-44.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Sends data to a server
Receives data from a server
Runs as daemon
Opens a port
Deletes a file
Connection attempt
Substitutes an application name
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated
Link:
https://www.filescan.io/uploads/6aa2428313f6f29c7aafc0f6/reports/47fe35d5-5f7f-401c-8ef4-c823a9e10b70/overview
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-09-10T04:04:00Z UTC
Last seen:
2026-09-10T04:43:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/ab9a7518b3d366ba02df4eca1555d0dfba234efd2fdef3c7a1b45f4e793ab40f/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/1722d6b5-9d79-4250-a1de-2622fb0970cf
Behavior Graph:
Download SVG
%3 guuid=ad5f6428-1e00-0000-51f9-d5c603090000 pid=2307 /usr/bin/sudo guuid=e3db322b-1e00-0000-51f9-d5c60c090000 pid=2316 /tmp/sample.bin guuid=ad5f6428-1e00-0000-51f9-d5c603090000 pid=2307->guuid=e3db322b-1e00-0000-51f9-d5c60c090000 pid=2316 execve guuid=17bf4b2b-1e00-0000-51f9-d5c60d090000 pid=2317 /tmp/sample.bin zombie guuid=e3db322b-1e00-0000-51f9-d5c60c090000 pid=2316->guuid=17bf4b2b-1e00-0000-51f9-d5c60d090000 pid=2317 clone guuid=6fff5a2b-1e00-0000-51f9-d5c60f090000 pid=2319 /tmp/sample.bin delete-file net send-data write-file zombie guuid=17bf4b2b-1e00-0000-51f9-d5c60d090000 pid=2317->guuid=6fff5a2b-1e00-0000-51f9-d5c60f090000 pid=2319 clone 5b8b29eb-22da-5254-a28e-58fa1e642236 180.93.115.26:6767 guuid=6fff5a2b-1e00-0000-51f9-d5c60f090000 pid=2319->5b8b29eb-22da-5254-a28e-58fa1e642236 send: 62B
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/eff12621-95bd-4cc3-9cb1-d948252e46e0
Score:
72%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/ab9a7518b3d366ba02df4eca1555d0dfba234efd2fdef3c7a1b45f4e793ab40f
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ab9a7518b3d366ba02df4eca1555d0dfba234efd2fdef3c7a1b45f4e793ab40f/
Threat name:
Linux.Network.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-09-10 05:38:31 UTC
File Type:
ELF64 Little (SO)
AV detection:
7 of 36 (19.44%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vonhkgft2ntluaw7j3fbkvoq365cgtx5f7pphr5bwrpu46j2wqhq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
credential_access defense_evasion discovery execution linux persistence privilege_escalation
Link:
https://tria.ge/reports/260910-gce2wafg38/
Behaviour
Reads runtime system information
Writes file to shm directory
Writes file to tmp directory
Changes its process name
Creates a desktop entry file
Reads system network configuration
Modifies Bash startup script
Reads process memory
Creates/modifies Cron job
Creates/modifies environment variables
Deletes log files
Enumerates active TCP sockets
Enumerates running processes
Modifies init.d
Modifies rc script
Modifies systemd
Write file to user bin folder
Writes file to system bin folder
Executes dropped EXE
Modifies PAM framework files
Modifies Watchdog functionality
Modifies the /etc/hosts DNS resolution file
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/ab9a7518b3d366ba02df4eca1555d0dfba234efd2fdef3c7a1b45f4e793ab40f

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:Detect_all_IPv6_variants
Create hunting rule
Author:Bierchermuesli
Description:Generic IPv6 catcher
Rule name:dsc
Create hunting rule
Author:Aaron DeVera
Description:Discord domains
Rule name:ELF_IoT_Persistence_Hunt
Create hunting rule
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
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 82550ff97d953cd7f4278b79f1b2ded0e985e19c0a09e2e3d846d8960a754609

Mirai

elf ab9a7518b3d366ba02df4eca1555d0dfba234efd2fdef3c7a1b45f4e793ab40f

(this sample)

  
Dropped by
SHA256 82550ff97d953cd7f4278b79f1b2ded0e985e19c0a09e2e3d846d8960a754609
  
URLhaus
https://urlhaus.abuse.ch/url/3912961/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 bfdbb9ad360fc112f16bde7c823bebb7

Comments