MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ef8a7ffe87fa32ae5d4b111cd3b8f6d46a691418ef7c9df974bec53530350079. 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 7 File information Comments
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SHA256 hash: ef8a7ffe87fa32ae5d4b111cd3b8f6d46a691418ef7c9df974bec53530350079
SHA3-384 hash: 1114d8bbae8867100125b7553cab292ce2810b8e0cd3ae2da4c43fd4959408dfe675eb8a6a597be51bc6d0d3af2e2df0
SHA1 hash: 232c127dddfba8844e2cd6416ffd6905d99cb115
MD5 hash: ba368a093a74e129f846388ca4469db6
humanhash: angel-gee-wisconsin-fish
File name:powerpc.urbotnetisass
Download: download sample
Signature Mirai
Create hunting rule
File size:185'100 bytes
First seen:2025-09-08 21:41:41 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:5rHgEca4vxYTO6WYybNqCefelW/d2XJ4Gd9nfkmJQU:5rAEca0IOmWqtfelW/d2XqGdimJQU
TLSH T105046D43B7180643E3661EF0263B27E193DF99E131E4FB84291FB6455272D32658AECE
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
74
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29052.TSource.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.31069.LX.BOT.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.32133.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7755770-0
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

Unix.Trojan.Gafgyt-9940653-0
Create hunting rule

Unix.Trojan.Mirai-9951087-0
Create hunting rule

Unix.Trojan.Mirai-10008934-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
anti-vm lolbin remote threat
Link:
https://www.filescan.io/uploads/68bf4dd51b52c70384b7b937/reports/b655261b-8f0d-4ad5-9182-c792226078f6/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-09-08T22:04:00Z UTC
Last seen:
2025-09-08T22:04:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/ef8a7ffe87fa32ae5d4b111cd3b8f6d46a691418ef7c9df974bec53530350079/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/7eee3a6f-d916-4687-aab4-d87b778683b9
Behavior Graph:
Download SVG
%3 guuid=55fe2995-1700-0000-2db1-53c49e0c0000 pid=3230 /usr/bin/sudo guuid=75090798-1700-0000-2db1-53c4a50c0000 pid=3237 /tmp/sample.bin guuid=55fe2995-1700-0000-2db1-53c49e0c0000 pid=3230->guuid=75090798-1700-0000-2db1-53c4a50c0000 pid=3237 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/2e347b7a-84b2-449f-b4c0-92401a4b1198
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1773598
Signature
Antivirus / Scanner detection for submitted sample
Deletes system log files
Multi AV Scanner detection for submitted file
Sample reads /proc/mounts (often used for finding a writable filesystem)
Writes identical ELF files to multiple locations
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1773598 Sample: powerpc.urbotnetisass.elf Startdate: 08/09/2025 Architecture: LINUX Score: 92 47 94.154.35.153, 40640, 40642, 40644 SELECTELRU Ukraine 2->47 49 109.202.202.202, 80 INIT7CH Switzerland 2->49 51 2 other IPs or domains 2->51 53 Antivirus / Scanner detection for submitted sample 2->53 55 Multi AV Scanner detection for submitted file 2->55 57 Yara detected Gafgyt 2->57 59 Yara detected Mirai 2->59 10 powerpc.urbotnetisass.elf 2->10         started        12 udisksd dumpe2fs 2->12         started        14 udisksd dumpe2fs 2->14         started        16 28 other processes 2->16 signatures3 process4 process5 18 powerpc.urbotnetisass.elf 10->18         started        file6 39 /_dev_shm_.6242_librt.so.1, ELF 18->39 dropped 41 /_dev_shm_.6242_libpthread.so.0, ELF 18->41 dropped 43 /_dev_shm_.6242_libm.so.6, ELF 18->43 dropped 45 6 other malicious files 18->45 dropped 61 Writes identical ELF files to multiple locations 18->61 22 powerpc.urbotnetisass.elf 18->22         started        24 powerpc.urbotnetisass.elf 18->24         started        signatures7 process8 process9 26 powerpc.urbotnetisass.elf 22->26         started        29 powerpc.urbotnetisass.elf 24->29         started        signatures10 63 Sample reads /proc/mounts (often used for finding a writable filesystem) 26->63 65 Deletes system log files 26->65 31 powerpc.urbotnetisass.elf 26->31         started        33 powerpc.urbotnetisass.elf 26->33         started        35 powerpc.urbotnetisass.elf 26->35         started        37 7 other processes 26->37 process11
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/ef8a7ffe87fa32ae5d4b111cd3b8f6d46a691418ef7c9df974bec53530350079
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ef8a7ffe87fa32ae5d4b111cd3b8f6d46a691418ef7c9df974bec53530350079/
Threat name:
Linux.Exploit.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-09-08 21:42:32 UTC
File Type:
ELF32 Big (Exe)
AV detection:
17 of 38 (44.74%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=56fh77uh7izk4xklceonhohw2rvgsfay556j36lux3ctkmbvab4q._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/250908-1klzyaxnv6/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7755770-0
YARA:
n/a
Link:
https://app.threat.zone/submission/7032ee2f-7932-4b1e-8003-4a6bd3411958
Please note that we are no longer able to provide a coverage score for Virus Total.

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:ach_202503_elf_Mirai
Create hunting rule
Author:abuse.ch
Description:Detects Mirai 'TSource' ELF files
Rule name:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
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

elf ef8a7ffe87fa32ae5d4b111cd3b8f6d46a691418ef7c9df974bec53530350079

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3618256/
  
Delivery method
Distributed via web download

Comments