MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 738f4801fe33f50ba2de3655d1fca639bf66fb34b895a02fd24e01b72a12a3de. 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: 738f4801fe33f50ba2de3655d1fca639bf66fb34b895a02fd24e01b72a12a3de
SHA3-384 hash: 19682bea98b42abd209d5c1bab13b1efba695df2d193056ba977306580de6a62d3d37b4a5ea0a4f7f2e5eb0cf178ca0a
SHA1 hash: 519018a7be4e7cee8e034dcd5f037628399188d6
MD5 hash: 9e24fe0486c42f5e4342a1691e1ff845
humanhash: massachusetts-pasta-purple-kansas
File name:morte.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:38'884 bytes
First seen:2025-07-12 00:09:30 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:T1fpUvTZz084LdYDz4zwRihD62r5yJ46W1a/Lx7uieBBpSATmks3UozD:xivT3lP4uihD625o46WQLx743TmBzD
TLSH T16303E11071747CA0CAB4A836FE668475FD0405B4D5F8B3D226D921B17C8EB12FB7625A
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) :38'884 bytes
File size (de-compressed) :83'664 bytes
Format:linux/arm
Unpacked file: ff351ed3eaf7d5b6b1bdad3c1d07b5a453f007be87d8836ddd7af4bfc171ba9d

Intelligence

File Origin
# of uploads :
1
# of downloads :
15
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6871a7e7900df8e7f86a0317linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Clean
Maliciousness:
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
masquerade packed upx
Link:
https://www.filescan.io/uploads/6871a7eb30bf73332337a0e3/reports/41b5d23a-cbf5-43b4-b81d-9ca2d6cb58ee/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/738f4801fe33f50ba2de3655d1fca639bf66fb34b895a02fd24e01b72a12a3de
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/89deac2a-6c39-4a87-8eef-8685fac99c01
Behavior Graph:
Download SVG
%3 guuid=a821fbab-1b00-0000-7ace-26d6940a0000 pid=2708 /usr/bin/sudo guuid=3b65a8ad-1b00-0000-7ace-26d69a0a0000 pid=2714 /tmp/sample.bin guuid=a821fbab-1b00-0000-7ace-26d6940a0000 pid=2708->guuid=3b65a8ad-1b00-0000-7ace-26d69a0a0000 pid=2714 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/f99c8d57-9442-4d87-a766-1ae91586594e
Result
Threat name:
Mirai, Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1734406
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
Yara detected Mirai
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1734406 Sample: morte.arm.elf Startdate: 12/07/2025 Architecture: LINUX Score: 92 32 last.galaxias.cc 45.156.87.138, 12121, 44806, 44808 SKYLINKNL Germany 2->32 40 Multi AV Scanner detection for submitted file 2->40 42 Yara detected Mirai 2->42 44 Yara detected Xmrig cryptocurrency miner 2->44 46 Sample is packed with UPX 2->46 10 morte.arm.elf 2->10         started        signatures3 process4 signatures5 54 Found strings related to Crypto-Mining 10->54 13 morte.arm.elf 10->13         started        process6 process7 15 morte.arm.elf 13->15         started        file8 30 /etc/init.d/sysd, POSIX 15->30 dropped 34 Sample tries to set files in /etc globally writable 15->34 36 Drops files in suspicious directories 15->36 38 Sample tries to persist itself using System V runlevels 15->38 19 morte.arm.elf sh 15->19         started        21 morte.arm.elf 15->21         started        signatures9 process10 signatures11 24 sh cp 19->24         started        48 Sample deletes itself 21->48 process12 file13 28 /usr/bin/.sh, ELF 24->28 dropped 50 Drops invisible ELF files 24->50 52 Drops files in suspicious directories 24->52 signatures14
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/738f4801fe33f50ba2de3655d1fca639bf66fb34b895a02fd24e01b72a12a3de
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/738f4801fe33f50ba2de3655d1fca639bf66fb34b895a02fd24e01b72a12a3de/
Verdict:
Malicious
Threat:
Linux.Trojan.Svirtu
Link:
https://tip.neiki.dev/file/738f4801fe33f50ba2de3655d1fca639bf66fb34b895a02fd24e01b72a12a3de
Threat name:
Linux.Trojan.Svirtu
Create hunting rule
Status:
Malicious
First seen:
2025-07-12 00:10:20 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=oohuqap6gp2qxiw6gzk5d7fghg7wn6zuxck2al6sjya3okqsuppa._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/250712-af5clstzhv/
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
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/70a430a9-7d61-48b5-be6a-50e5b6fc23fa
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/738f4801fe33f50ba2de3655d1fca639bf66fb34b895a02fd24e01b72a12a3de

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: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 738f4801fe33f50ba2de3655d1fca639bf66fb34b895a02fd24e01b72a12a3de

(this sample)

Mirai

elf ff351ed3eaf7d5b6b1bdad3c1d07b5a453f007be87d8836ddd7af4bfc171ba9d

  
URLhaus
https://urlhaus.abuse.ch/url/3581211/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3581193/
  
URLhaus
https://urlhaus.abuse.ch/url/3581242/
  
Dropping
SHA256 ff351ed3eaf7d5b6b1bdad3c1d07b5a453f007be87d8836ddd7af4bfc171ba9d
  
Dropping
MD5 882fa06e6f9f61b9eabc8da9e0a35388
  
URLhaus
https://urlhaus.abuse.ch/url/3581177/
  
URLhaus
https://urlhaus.abuse.ch/url/3579395/

Comments