MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b7e97f844ade8897a1431834b7f4b573872f7ca397cff0700d3477ceb2730599. 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: 14


Intelligence 14 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b7e97f844ade8897a1431834b7f4b573872f7ca397cff0700d3477ceb2730599
SHA3-384 hash: 77ba4de513534e6066a0ae73283c4241789e8620188c3268a191fbab6d0047dcc9eacb7f0fc5d6761e9c8c38eb91368f
SHA1 hash: acf9af0a2bc5b4f4510fa56030bc07aec7fbcbb5
MD5 hash: f08052e3fcef20ef7b148324c6b1f59b
humanhash: cup-football-pip-texas
File name:x86
Download: download sample
Signature Mirai
Create hunting rule
File size:65'356 bytes
First seen:2025-12-31 18:29:06 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:XDA7z587NWZ2mJATwawskaN38zGY5W8DhQ6nouy8HyA:XDA3yBxmqwqNszh5WqKioutL
TLSH T14553020DD0B4C710DEEE52B19CFF6A3E848C5A58B148CF9BB798217B658E508610EFE4
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) :65'356 bytes
File size (de-compressed) :163'428 bytes
Format:linux/i386
Unpacked file: 9baf3e3ded6e3f2bcf13de262bec998ef0e0121ae74b5b8765bfa8c0d670a155

Intelligence

File Origin
# of uploads :
1
# of downloads :
47
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/fb6d705e-08ea-4426-981c-c9a61dc8bd97/
Detection(s):
Unix.Dropper.Mirai-7135858-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gafgyt mirai obfuscated packed upx
Link:
https://www.filescan.io/uploads/69556b7a8d1aa9829e282a58/reports/4f6d355e-d285-4e4e-939f-3e76e65854bc/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-31T15:38:00Z UTC
Last seen:
2025-12-31T16:24:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.cw
Link:
https://opentip.kaspersky.com/b7e97f844ade8897a1431834b7f4b573872f7ca397cff0700d3477ceb2730599/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/a27f4c10-c0f0-4819-a746-2ac4bbe13775
Behavior Graph:
Download SVG
%3 guuid=d62d10a0-1800-0000-7bcc-b6ae650a0000 pid=2661 /usr/bin/sudo guuid=952cdda1-1800-0000-7bcc-b6ae6b0a0000 pid=2667 /tmp/sample.bin net write-config write-file guuid=d62d10a0-1800-0000-7bcc-b6ae650a0000 pid=2661->guuid=952cdda1-1800-0000-7bcc-b6ae6b0a0000 pid=2667 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=952cdda1-1800-0000-7bcc-b6ae6b0a0000 pid=2667->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=3d00e7a2-1800-0000-7bcc-b6ae700a0000 pid=2672 /usr/bin/dash guuid=952cdda1-1800-0000-7bcc-b6ae6b0a0000 pid=2667->guuid=3d00e7a2-1800-0000-7bcc-b6ae700a0000 pid=2672 execve guuid=46ed97a5-1800-0000-7bcc-b6ae7b0a0000 pid=2683 /usr/bin/dash guuid=952cdda1-1800-0000-7bcc-b6ae6b0a0000 pid=2667->guuid=46ed97a5-1800-0000-7bcc-b6ae7b0a0000 pid=2683 execve guuid=9c88a1aa-1800-0000-7bcc-b6ae8e0a0000 pid=2702 /tmp/sample.bin guuid=952cdda1-1800-0000-7bcc-b6ae6b0a0000 pid=2667->guuid=9c88a1aa-1800-0000-7bcc-b6ae8e0a0000 pid=2702 clone guuid=9ae923d7-1900-0000-7bcc-b6ae990c0000 pid=3225 /tmp/sample.bin guuid=952cdda1-1800-0000-7bcc-b6ae6b0a0000 pid=2667->guuid=9ae923d7-1900-0000-7bcc-b6ae990c0000 pid=3225 clone guuid=99ae30d7-1900-0000-7bcc-b6ae9a0c0000 pid=3226 /tmp/sample.bin dns net send-data zombie guuid=952cdda1-1800-0000-7bcc-b6ae6b0a0000 pid=2667->guuid=99ae30d7-1900-0000-7bcc-b6ae9a0c0000 pid=3226 clone guuid=6a4279a3-1800-0000-7bcc-b6ae720a0000 pid=2674 /usr/bin/systemctl guuid=3d00e7a2-1800-0000-7bcc-b6ae700a0000 pid=2672->guuid=6a4279a3-1800-0000-7bcc-b6ae720a0000 pid=2674 execve guuid=170bc6a5-1800-0000-7bcc-b6ae7d0a0000 pid=2685 /usr/bin/systemctl guuid=46ed97a5-1800-0000-7bcc-b6ae7b0a0000 pid=2683->guuid=170bc6a5-1800-0000-7bcc-b6ae7d0a0000 pid=2685 execve guuid=a8236c19-1900-0000-7bcc-b6ae830b0000 pid=2947 /tmp/sample.bin guuid=9c88a1aa-1800-0000-7bcc-b6ae8e0a0000 pid=2702->guuid=a8236c19-1900-0000-7bcc-b6ae830b0000 pid=2947 clone guuid=2b577619-1900-0000-7bcc-b6ae840b0000 pid=2948 /tmp/sample.bin guuid=9c88a1aa-1800-0000-7bcc-b6ae8e0a0000 pid=2702->guuid=2b577619-1900-0000-7bcc-b6ae840b0000 pid=2948 clone guuid=99ae30d7-1900-0000-7bcc-b6ae9a0c0000 pid=3226->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con 54d92a3b-1447-55af-b534-047898c60c8d 1.1.1.1:53 guuid=99ae30d7-1900-0000-7bcc-b6ae9a0c0000 pid=3226->54d92a3b-1447-55af-b534-047898c60c8d send: 36B 55e75a70-5f0f-5401-b0ef-995451b8fb69 teamc2.duckdns.org:12121 guuid=99ae30d7-1900-0000-7bcc-b6ae9a0c0000 pid=3226->55e75a70-5f0f-5401-b0ef-995451b8fb69 send: 10B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/ede3b89e-f9e0-4f80-9b65-c9c745d91713
Result
Threat name:
Gafgyt
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1842768
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Yara detected Gafgyt
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1842768 Sample: x86.elf Startdate: 31/12/2025 Architecture: LINUX Score: 68 35 169.254.169.254, 80 USDOSUS Reserved 2->35 37 teamc2.duckdns.org 151.242.30.13, 12121, 56262 RASANAIR Iran (ISLAMIC Republic Of) 2->37 39 4 other IPs or domains 2->39 41 Malicious sample detected (through community Yara rule) 2->41 43 Multi AV Scanner detection for submitted file 2->43 45 Yara detected Gafgyt 2->45 47 Sample is packed with UPX 2->47 8 x86.elf 2->8         started        11 dash rm 2->11         started        13 dash rm 2->13         started        15 python3.8 dpkg 2->15         started        signatures3 process4 file5 33 /usr/local/bin/infinitd, ELF 8->33 dropped 17 x86.elf sh 8->17         started        19 x86.elf sh 8->19         started        21 x86.elf 8->21         started        23 2 other processes 8->23 process6 process7 25 sh systemctl 17->25         started        27 sh systemctl 19->27         started        29 x86.elf 21->29         started        31 x86.elf 21->31         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b7e97f844ade8897a1431834b7f4b573872f7ca397cff0700d3477ceb2730599
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b7e97f844ade8897a1431834b7f4b573872f7ca397cff0700d3477ceb2730599/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/b7e97f844ade8897a1431834b7f4b573872f7ca397cff0700d3477ceb2730599
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-31 18:29:16 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 36 (52.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w7ux7bck32ejpikdda2lp5fvoods67fds7h7a4angr345mttawmq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery linux persistence privilege_escalation upx
Link:
https://tria.ge/reports/251231-w44lwahl7s/
Behaviour
Reads runtime system information
Changes its process name
Reads system network configuration
UPX packed file
Enumerates active TCP sockets
Enumerates running processes
Modifies systemd
Write file to user bin folder
Writes file to system bin folder
Modifies Watchdog functionality
Mirai
Mirai family
Malware Config
C2 Extraction:
teamc2.duckdns.org
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7135858-0
YARA:
n/a
Link:
https://app.threat.zone/submission/c710aa81-e5bc-4187-8161-04483ba1a56b
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/b7e97f844ade8897a1431834b7f4b573872f7ca397cff0700d3477ceb2730599

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: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 b7e97f844ade8897a1431834b7f4b573872f7ca397cff0700d3477ceb2730599

(this sample)

Mirai

elf 9baf3e3ded6e3f2bcf13de262bec998ef0e0121ae74b5b8765bfa8c0d670a155

  
URLhaus
https://urlhaus.abuse.ch/url/3722799/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 9baf3e3ded6e3f2bcf13de262bec998ef0e0121ae74b5b8765bfa8c0d670a155
  
Dropping
MD5 c96d9490a4638245bc4d616ad0a8b540
  
URLhaus
https://urlhaus.abuse.ch/url/3719326/
  
URLhaus
https://urlhaus.abuse.ch/url/3722813/

Comments