MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c91dd8e8aae20a1739d3722b363094f7c3b0e3d2ed1dae8bad202348d95c2660. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c91dd8e8aae20a1739d3722b363094f7c3b0e3d2ed1dae8bad202348d95c2660
SHA3-384 hash: 7c487105895756d1ca8fb187c9012efd7400277352a00b88b6a88a8206fc74bb2ca90e9dce45b5b9a154510d2f2de655
SHA1 hash: d3c5421fffe6bd883060225ee5bd46b9949aa788
MD5 hash: efd70fe7b19506561f67ac0011737a34
humanhash: pluto-summer-nebraska-charlie
File name:i486
Download: download sample
Signature Mirai
Create hunting rule
File size:54'560 bytes
First seen:2025-09-02 14:42:31 UTC
Last seen:2025-09-03 14:24:20 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:wTCXgRqnr3iigeZE1VCKL/0lUS31M9X7qr:w2wUrtZaV8+9O
TLSH T164335B89E617D2F0D8460570106BAB7AAF359E325524EE1FDBCC3E35AD33A12590B72C
telfhash t1c82105fa6fe608fcf7d15848d30e17e75669d43b155235f642b2b80467f22a0d03a839
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 :
37
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-9970440-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sends data to a server
Receives data from a server
Connection attempt
Mounts file systems
Runs as daemon
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
rust
Link:
https://www.filescan.io/uploads/68b702978d7e23876185e899/reports/bdcf2cf7-4dd7-4ecf-8cbe-417af1a816df/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
6
Number of processes launched:
3
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/c91dd8e8aae20a1739d3722b363094f7c3b0e3d2ed1dae8bad202348d95c2660
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-09-04T01:06:00Z UTC
Last seen:
2025-09-04T01:06:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/c91dd8e8aae20a1739d3722b363094f7c3b0e3d2ed1dae8bad202348d95c2660/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/db880d3e-f664-4214-8ebf-93050ed1c7c1
Behavior Graph:
Download SVG
%3 guuid=ccb2fd04-1a00-0000-60a5-8c739c0b0000 pid=2972 /usr/bin/sudo guuid=84fed406-1a00-0000-60a5-8c73a30b0000 pid=2979 /tmp/sample.bin guuid=ccb2fd04-1a00-0000-60a5-8c739c0b0000 pid=2972->guuid=84fed406-1a00-0000-60a5-8c73a30b0000 pid=2979 execve guuid=f92ca307-1a00-0000-60a5-8c73a70b0000 pid=2983 /tmp/sample.bin net guuid=84fed406-1a00-0000-60a5-8c73a30b0000 pid=2979->guuid=f92ca307-1a00-0000-60a5-8c73a70b0000 pid=2983 clone guuid=30babc07-1a00-0000-60a5-8c73a80b0000 pid=2984 /tmp/sample.bin net guuid=84fed406-1a00-0000-60a5-8c73a30b0000 pid=2979->guuid=30babc07-1a00-0000-60a5-8c73a80b0000 pid=2984 clone guuid=8f690c08-1a00-0000-60a5-8c73ab0b0000 pid=2987 /tmp/sample.bin net zombie guuid=84fed406-1a00-0000-60a5-8c73a30b0000 pid=2979->guuid=8f690c08-1a00-0000-60a5-8c73ab0b0000 pid=2987 clone guuid=bb8c1308-1a00-0000-60a5-8c73ac0b0000 pid=2988 /tmp/sample.bin net send-data zombie guuid=84fed406-1a00-0000-60a5-8c73a30b0000 pid=2979->guuid=bb8c1308-1a00-0000-60a5-8c73ac0b0000 pid=2988 clone guuid=7bd22e08-1a00-0000-60a5-8c73ad0b0000 pid=2989 /tmp/sample.bin guuid=84fed406-1a00-0000-60a5-8c73a30b0000 pid=2979->guuid=7bd22e08-1a00-0000-60a5-8c73ad0b0000 pid=2989 clone d7e75a5d-65d1-5941-aac4-e4015a0a0899 31.56.39.76:6969 guuid=f92ca307-1a00-0000-60a5-8c73a70b0000 pid=2983->d7e75a5d-65d1-5941-aac4-e4015a0a0899 con guuid=30babc07-1a00-0000-60a5-8c73a80b0000 pid=2984->d7e75a5d-65d1-5941-aac4-e4015a0a0899 con guuid=8f690c08-1a00-0000-60a5-8c73ab0b0000 pid=2987->d7e75a5d-65d1-5941-aac4-e4015a0a0899 con guuid=bb8c1308-1a00-0000-60a5-8c73ac0b0000 pid=2988->d7e75a5d-65d1-5941-aac4-e4015a0a0899 send: 42B guuid=6e925108-1a00-0000-60a5-8c73ae0b0000 pid=2990 /tmp/sample.bin net send-data zombie guuid=7bd22e08-1a00-0000-60a5-8c73ad0b0000 pid=2989->guuid=6e925108-1a00-0000-60a5-8c73ae0b0000 pid=2990 clone 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=6e925108-1a00-0000-60a5-8c73ae0b0000 pid=2990->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con c6203332-51f0-5ada-b496-18efd14e4d3d 217.60.249.53:1025 guuid=6e925108-1a00-0000-60a5-8c73ae0b0000 pid=2990->c6203332-51f0-5ada-b496-18efd14e4d3d send: 16B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/86b3763d-c5af-4260-968a-4b49d16e955d
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1769621
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample reads /proc/mounts (often used for finding a writable filesystem)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1769621 Sample: i486.elf Startdate: 02/09/2025 Architecture: LINUX Score: 60 27 194.113.37.21, 1025, 41012 THEHOST-ASUA Germany 2->27 29 31.56.39.76, 37750, 37752, 37754 RASANAIR Iran (ISLAMIC Republic Of) 2->29 31 4 other IPs or domains 2->31 33 Malicious sample detected (through community Yara rule) 2->33 35 Multi AV Scanner detection for submitted file 2->35 8 i486.elf 2->8         started        11 dash rm 2->11         started        13 dash cut 2->13         started        15 8 other processes 2->15 signatures3 process4 signatures5 37 Sample reads /proc/mounts (often used for finding a writable filesystem) 8->37 17 i486.elf 8->17         started        19 i486.elf 8->19         started        21 i486.elf 8->21         started        23 4 other processes 8->23 process6 process7 25 i486.elf 17->25         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/c91dd8e8aae20a1739d3722b363094f7c3b0e3d2ed1dae8bad202348d95c2660
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c91dd8e8aae20a1739d3722b363094f7c3b0e3d2ed1dae8bad202348d95c2660/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-09-02 14:43:26 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=zeo5r2fk4ifboootoivtmmeu67b3by6s5uo25c5nearurwk4ezqa._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
credential_access discovery linux
Link:
https://tria.ge/reports/250902-r3nrtaxtdw/
Behaviour
Reads runtime system information
Changes its process name
Reads process memory
Enumerates running processes
Verdict:
Malicious
Tags:
trojan mirai Unix.Trojan.Mirai-9970440-0
YARA:
Linux_Trojan_Mirai_3a56423b
Link:
https://app.threat.zone/submission/e71f56bb-2fd8-4974-9475-5e993f6a00ad
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/c91dd8e8aae20a1739d3722b363094f7c3b0e3d2ed1dae8bad202348d95c2660

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:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Mirai_3a56423b
Create hunting rule
Author:Elastic Security

File information

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

Web download

Mirai

elf c91dd8e8aae20a1739d3722b363094f7c3b0e3d2ed1dae8bad202348d95c2660

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3609502/
  
Delivery method
Distributed via web download

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