MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 25402530cd5a56ab337b9b4e0201bf1ef944a83cb75e99ed298b0bc52d28dcb8. 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 1 File information Comments
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SHA256 hash: 25402530cd5a56ab337b9b4e0201bf1ef944a83cb75e99ed298b0bc52d28dcb8
SHA3-384 hash: 352a7ce1c77827fb5faa20aa0732d2d8fbc9e169abd70ebca5f2b3f99420fbec8d84c7ec6eeacb56c1b0bdcb510a261e
SHA1 hash: fb0744cebc8c20a39afe324019d3107af045d635
MD5 hash: 335d96c09f0419a4c09264226ae15178
humanhash: bravo-enemy-purple-august
File name:b3astmode.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:21'992 bytes
First seen:2021-12-03 17:00:04 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 384:MVX206yHsN1yGbE3F2hHCM6ZHLZIcbQPKLEqJKV+3iR36LNyZ:e2/XbE3eiMUrSdK4qDixZ
TLSH T18EA2E2B9A913185FECE6A271BD27DD4B41107CA05249936BE379C0963BEE347E0509CC
Reporter tolisec
Tags:mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
142
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-9784386-0
Create hunting rule

Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/680/overview
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
67%
Tags:
anti-debug
Link:
https://www.filescan.io/uploads/61aa4d174d8e6f3a5e0d9b70/reports/142f8c55-990d-4c11-8cae-bbf42e5dffab/overview
Result
Verdict:
MALICIOUS
Malware family:
Mirai
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6d570fe6-600d-4815-b9fa-449619377bf6
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/901043
Signature
Connects to many ports of the same IP (likely port scanning)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Uses known network protocols on non-standard ports
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 533532 Sample: b3astmode.x86 Startdate: 03/12/2021 Architecture: LINUX Score: 76 28 50.34.147.1 ZIPLY-FIBER-LEGACY-ASNUS United States 2->28 30 67.111.92.169 XO-AS15US United States 2->30 32 98 other IPs or domains 2->32 34 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->34 36 Multi AV Scanner detection for submitted file 2->36 38 Yara detected Mirai 2->38 40 3 other signatures 2->40 8 b3astmode.x86 2->8         started        10 systemd sshd 2->10         started        12 systemd sshd 2->12         started        signatures3 process4 process5 14 b3astmode.x86 8->14         started        16 b3astmode.x86 8->16         started        18 b3astmode.x86 8->18         started        process6 20 b3astmode.x86 14->20         started        22 b3astmode.x86 14->22         started        24 b3astmode.x86 14->24         started        26 b3astmode.x86 14->26         started       
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/25402530cd5a56ab337b9b4e0201bf1ef944a83cb75e99ed298b0bc52d28dcb8/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2021-12-03 17:00:10 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 45 (42.22%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/211203-vhz6wshagk/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/25402530cd5a56ab337b9b4e0201bf1ef944a83cb75e99ed298b0bc52d28dcb8

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
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Author:@_lubiedo
Description:ELF samples using IPv6 addresses

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf 25402530cd5a56ab337b9b4e0201bf1ef944a83cb75e99ed298b0bc52d28dcb8

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1848824/
  
Delivery method
Distributed via web download

Comments