MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 042aca85b7dcc5d85050e85d169481e44640a63b2a189df1a9d045855a329497. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 042aca85b7dcc5d85050e85d169481e44640a63b2a189df1a9d045855a329497
SHA3-384 hash: a2d7341ce974f19e1c225fb9228cece17d9975e3fae6ca20399c3a4b776db13fc08a3dff861a1d868e24e5e5199c50a7
SHA1 hash: 0ea302a6cafbe7908bffe5f0b02d675304ce0ad2
MD5 hash: c2b812962be48553df7da7b7c8a8a27a
humanhash: blossom-gee-sierra-spring
File name:morte.mips
Download: download sample
Signature Mirai
Create hunting rule
File size:110'100 bytes
First seen:2025-09-15 15:18:37 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:2AKfhCSOvayngH4IJukUAcJMpnL19Yp2He+nW+dGoqN:CCxfgH4rRJMpnXYwpdIN
TLSH T105B3D80E6E219FBDF758C23447B78F24A39823D63AE1D685D2ADD6041F6024E245FFA4
telfhash t11c21ac1c4ab412e097745d9d2aeeef77e5a130df0b266d338e11a969a9bc9424e00c0c
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 b4439c81ca7df08acbf54ea6cec8759f1660f1ac74e85f07f35c40118228c601
File size (compressed) :43'456 bytes
File size (de-compressed) :111'008 bytes
Format:linux/mips
Packed file: b4439c81ca7df08acbf54ea6cec8759f1660f1ac74e85f07f35c40118228c601

Intelligence

File Origin
# of uploads :
1
# of downloads :
57
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Siggen.9999-6.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Opens a port
Sends data to a server
Deletes a file
Sets a written file as executable
Receives data from a server
Launching a process
Connection attempt
Runs as daemon
Substitutes an application name
Creates or modifies files in /init.d to set up autorun
Creates or modifies symbolic links in /init.d to set up autorun
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
masquerade
Link:
https://www.filescan.io/uploads/68c82e8a73287948292a9cbd/reports/c40572ee-997f-45c0-b85a-cc3c70700b93/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
145
Number of processes launched:
5
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/042aca85b7dcc5d85050e85d169481e44640a63b2a189df1a9d045855a329497
Behaviour
Persistence
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-09-15T12:29:00Z UTC
Last seen:
2025-09-15T12:29:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj
Link:
https://opentip.kaspersky.com/042aca85b7dcc5d85050e85d169481e44640a63b2a189df1a9d045855a329497/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/ff22aacb-2932-42ab-989c-bf22f19a11b4
Behavior Graph:
Download SVG
%3 guuid=531f7163-1900-0000-afc1-391da1100000 pid=4257 /usr/bin/sudo guuid=edeeac65-1900-0000-afc1-391daa100000 pid=4266 /tmp/sample.bin guuid=531f7163-1900-0000-afc1-391da1100000 pid=4257->guuid=edeeac65-1900-0000-afc1-391daa100000 pid=4266 execve
Gathering data
Result
Threat name:
Mirai, Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1777871
Signature
Antivirus / Scanner detection for submitted sample
Drops files in suspicious directories
Found strings related to Crypto-Mining
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Yara detected Mirai
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1777871 Sample: morte.mips.elf Startdate: 15/09/2025 Architecture: LINUX Score: 92 34 109.202.202.202, 80 INIT7CH Switzerland 2->34 36 65.222.202.53, 80 CAPEREGIONALHEALTHSYSTEMUS United States 2->36 38 3 other IPs or domains 2->38 40 Antivirus / Scanner detection for submitted sample 2->40 42 Multi AV Scanner detection for submitted file 2->42 44 Yara detected Mirai 2->44 46 Yara detected Xmrig cryptocurrency miner 2->46 10 morte.mips.elf 2->10         started        13 dash rm 2->13         started        15 dash cut 2->15         started        17 8 other processes 2->17 signatures3 process4 signatures5 56 Found strings related to Crypto-Mining 10->56 19 morte.mips.elf 10->19         started        process6 process7 21 morte.mips.elf 19->21         started        file8 32 /etc/init.d/sysd, POSIX 21->32 dropped 48 Sample tries to set files in /etc globally writable 21->48 50 Drops files in suspicious directories 21->50 52 Sample tries to persist itself using System V runlevels 21->52 25 morte.mips.elf 21->25         started        28 morte.mips.elf sh 21->28         started        signatures9 process10 signatures11 54 Sample deletes itself 25->54 30 sh cp 28->30         started        process12
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/042aca85b7dcc5d85050e85d169481e44640a63b2a189df1a9d045855a329497
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/042aca85b7dcc5d85050e85d169481e44640a63b2a189df1a9d045855a329497/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/042aca85b7dcc5d85050e85d169481e44640a63b2a189df1a9d045855a329497
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-09-15 15:19:29 UTC
File Type:
ELF32 Big (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=aqvmvbnx3tc5qucq5bornfeb4rdebjr3fimj34nj2bcykwrssslq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai discovery
Link:
https://tria.ge/reports/250915-sp74za1xgs/
Behaviour
System Network Configuration Discovery
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/43b15c39-052d-422c-aba3-3aae0723b917
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/042aca85b7dcc5d85050e85d169481e44640a63b2a189df1a9d045855a329497

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: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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
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 b4439c81ca7df08acbf54ea6cec8759f1660f1ac74e85f07f35c40118228c601

Mirai

elf 042aca85b7dcc5d85050e85d169481e44640a63b2a189df1a9d045855a329497

(this sample)

  
Dropped by
SHA256 b4439c81ca7df08acbf54ea6cec8759f1660f1ac74e85f07f35c40118228c601
  
URLhaus
https://urlhaus.abuse.ch/url/3621210/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 760cff6c4eefe06648f57af94d4af002

Comments