MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 40dc89a5ed2e413b2b81e5bce3c422965e16f432e10689e1569f8b30aa26aa45. 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: 12


Intelligence 12 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 40dc89a5ed2e413b2b81e5bce3c422965e16f432e10689e1569f8b30aa26aa45
SHA3-384 hash: c2192e2c94ce11343a47e09f74bdbd64c3908189a07b326368c2cbda85fed9b6746e53d28312ce8c603dc69c8dce3ace
SHA1 hash: 1380205657bc2d9848bc4ce0045f8f16d977d5fc
MD5 hash: ce4818ed399b1dd0b0895de383105123
humanhash: arkansas-hydrogen-alabama-bakerloo
File name:yakov.mpsl
Download: download sample
Signature Mirai
Create hunting rule
File size:34'144 bytes
First seen:2025-03-03 15:36:43 UTC
Last seen:2025-03-03 16:36:38 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:fwEwe/OIvkoagXZU2WOEHkhQHmTAfE86A6Zz0TPrybMeWM:fh5OIvwgXy/HHAiEQ6ZM8x
TLSH T1BEE2DF8D7BF6BB8DDE5C08B9A52E02F26C4670C9111E5F4D9306CCC5EA9A9863C0C62D
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

Intelligence

File Origin
# of uploads :
2
# of downloads :
92
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Siggen.9999.26749.7269.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67c5cda7c8d04e92a4beb538linux22vpnfull_triage
Tags:
mirai ddos
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Runs as daemon
Receives data from a server
Opens a port
Sends data to a server
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
botnet masquerade mirai packed upx
Link:
https://www.filescan.io/uploads/67c5ccab3c5f644bd9407bfe/reports/9c16d5a0-471b-4f0b-9de4-0a68c095cd7f/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
UPX
Botnet:
unknown
Number of open files:
7
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/40dc89a5ed2e413b2b81e5bce3c422965e16f432e10689e1569f8b30aa26aa45
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/70c0769e-8e95-4b67-b3c1-c312cb11a050
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1628183
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1628183 Sample: yakov.mpsl.elf Startdate: 03/03/2025 Architecture: LINUX Score: 76 21 166.245.191.168 USCC-ASNUS United States 2->21 23 46.200.49.123, 23, 50846 UKRTELNETUA Ukraine 2->23 25 99 other IPs or domains 2->25 27 Malicious sample detected (through community Yara rule) 2->27 29 Antivirus / Scanner detection for submitted sample 2->29 31 Multi AV Scanner detection for submitted file 2->31 33 2 other signatures 2->33 9 yakov.mpsl.elf 2->9         started        signatures3 process4 process5 11 yakov.mpsl.elf 9->11         started        process6 13 yakov.mpsl.elf 11->13         started        15 yakov.mpsl.elf 11->15         started        17 yakov.mpsl.elf 11->17         started        process7 19 yakov.mpsl.elf 13->19         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/40dc89a5ed2e413b2b81e5bce3c422965e16f432e10689e1569f8b30aa26aa45
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/40dc89a5ed2e413b2b81e5bce3c422965e16f432e10689e1569f8b30aa26aa45/
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2025-03-03 15:37:16 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=idoitjpnfzatwk4b4w6ohrbcszpbn5bs4editykwt6ftbkrgvjcq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd botnet defense_evasion discovery upx
Link:
https://tria.ge/reports/250303-s2kjfa1xhv/
Behaviour
Modifies Watchdog functionality
Contacts a large (20036) amount of remote hosts
Creates a large amount of network flows
Mirai
Mirai family
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/106daca9-9edf-440c-8315-f1a7ce560095
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/40dc89a5ed2e413b2b81e5bce3c422965e16f432e10689e1569f8b30aa26aa45

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 40dc89a5ed2e413b2b81e5bce3c422965e16f432e10689e1569f8b30aa26aa45

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3463845/
  
Delivery method
Distributed via web download

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments