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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 490c4d22b8a9b92dfd499763a38c63eb39dc9cd7a9f7140972f31a2e3cd00b62. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 490c4d22b8a9b92dfd499763a38c63eb39dc9cd7a9f7140972f31a2e3cd00b62
SHA3-384 hash: e541bd952c0ea8e00a4b719aeaae533472e0243ac7971b0b8e32400ca05e85cd413182e356513f54eb45d328ed02d62d
SHA1 hash: 8d4006ca9a084b3bebdc8bd6078d1958ca4784e0
MD5 hash: b1aa7998098cbb74a0639427f39e9496
humanhash: pip-uniform-victor-december
File name:morte.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:40'816 bytes
First seen:2025-07-21 07:07:39 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:hhes0f6ibGrao2pPNphwNO0gbQegmj9TIYPHW2iBW5uvi8/azROFs3UozI:hhgf6qfpzhWybQegmj9M7W5t/NOIzI
TLSH T1E303F2767B188DA1C12AC9399B990BC7038741F5F0F23ABA33D492B4A2C165F15B17B6
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) :40'816 bytes
File size (de-compressed) :87'760 bytes
Format:linux/arm
Unpacked file: 7a708236d02dab7b9d17f92e8a3de4f7a4e2515203284e023f12bca08d6b516d

Intelligence

File Origin
# of uploads :
1
# of downloads :
16
Origin country :
DE DE
Vendor Threat Intelligence
Result
Verdict:
Clean
Maliciousness:
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
packed upx
Link:
https://www.filescan.io/uploads/687de7768a7d628a81b96b96/reports/d7626b05-2e99-4220-8c69-e7cde714fbef/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
UPX
Botnet:
unknown
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/490c4d22b8a9b92dfd499763a38c63eb39dc9cd7a9f7140972f31a2e3cd00b62
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/3d55828c-9331-48e4-9428-b48a876b39ae
Behavior Graph:
Download SVG
%3 guuid=e4e5c300-1a00-0000-4935-2522b5090000 pid=2485 /usr/bin/sudo guuid=90183903-1a00-0000-4935-2522bc090000 pid=2492 /tmp/sample.bin guuid=e4e5c300-1a00-0000-4935-2522b5090000 pid=2485->guuid=90183903-1a00-0000-4935-2522bc090000 pid=2492 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6c5d38a1-18d8-425c-a9a1-befd65dd9004
Result
Threat name:
Mirai, Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1741054
Signature
Drops files in suspicious directories
Drops invisible ELF files
Found strings related to Crypto-Mining
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample is packed with UPX
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Uses dynamic DNS services
Yara detected Mirai
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1741054 Sample: morte.arm.elf Startdate: 21/07/2025 Architecture: LINUX Score: 96 36 netohxxx.duckdns.org 2->36 38 netohxxx.duckdns.org 45.135.194.137, 12121, 60624, 60626 SKYLINKCZ Germany 2->38 40 5 other IPs or domains 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 48 Sample is packed with UPX 2->48 10 morte.arm.elf 2->10         started        13 dash rm 2->13         started        15 dash rm 2->15         started        signatures3 50 Uses dynamic DNS services 36->50 process4 signatures5 60 Found strings related to Crypto-Mining 10->60 17 morte.arm.elf 10->17         started        process6 process7 19 morte.arm.elf 17->19         started        file8 32 /etc/init.d/sysd, POSIX 19->32 dropped 52 Sample tries to set files in /etc globally writable 19->52 54 Drops files in suspicious directories 19->54 56 Sample tries to persist itself using System V runlevels 19->56 23 morte.arm.elf sh 19->23         started        25 morte.arm.elf 19->25         started        signatures9 process10 signatures11 28 sh cp 23->28         started        58 Sample deletes itself 25->58 process12 file13 34 /usr/bin/.sh, ELF 28->34 dropped 62 Drops invisible ELF files 28->62 64 Drops files in suspicious directories 28->64 signatures14
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/490c4d22b8a9b92dfd499763a38c63eb39dc9cd7a9f7140972f31a2e3cd00b62
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/490c4d22b8a9b92dfd499763a38c63eb39dc9cd7a9f7140972f31a2e3cd00b62/
Threat name:
Linux.Trojan.Svirtu
Create hunting rule
Status:
Malicious
First seen:
2025-07-20 21:11:15 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 36 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jege2ivyvg4s37kjs5r2hddd5m45zhgxvh3ricls6mnc4pgqbnra._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet credential_access discovery persistence upx
Link:
https://tria.ge/reports/250721-hyd75sxqx8/
Behaviour
Reads runtime system information
Changes its process name
Reads system network configuration
Reads process memory
UPX packed file
Enumerates active TCP sockets
Enumerates running processes
Modifies init.d
Modifies rc script
Write file to user bin folder
Deletes itself
Mirai
Mirai family
Malware Family:
n/a
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/826b6cd2-f225-46dc-917b-85fb9103d6cd
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/490c4d22b8a9b92dfd499763a38c63eb39dc9cd7a9f7140972f31a2e3cd00b62

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_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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 490c4d22b8a9b92dfd499763a38c63eb39dc9cd7a9f7140972f31a2e3cd00b62

(this sample)

Mirai

elf 7a708236d02dab7b9d17f92e8a3de4f7a4e2515203284e023f12bca08d6b516d

  
URLhaus
https://urlhaus.abuse.ch/url/3586862/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 7a708236d02dab7b9d17f92e8a3de4f7a4e2515203284e023f12bca08d6b516d
  
Dropping
MD5 67312692edf43b0a8c6799d0a2b47aab

Comments