MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c3e61865aaffcfcabab85e2af9c0566b85296384de99ef3ebc40f2a9b7022643. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c3e61865aaffcfcabab85e2af9c0566b85296384de99ef3ebc40f2a9b7022643
SHA3-384 hash: 0f728ea2b35d1f3453361172af16016b5a71ad4658a20310558b5384b9fa66ea27c6b609ee5e794f465f1758c27fde36
SHA1 hash: a67fa3dcacf4a6e3101871c5579c97e9b30c5339
MD5 hash: c8a321456d77223a5c31ff6879d6a4c0
humanhash: arizona-king-texas-lemon
File name:arm6
Download: download sample
Signature Mirai
Create hunting rule
File size:205'264 bytes
First seen:2025-12-29 16:41:32 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:iWNkWMUnRgCbca/QgDHIXWJRMaAJqc61E/at/8q8x1j6hh1eRwi:i8kzURBbcgTEXWJ+aEb/a6q8x1/Rwi
TLSH T117142B43E9418E12C5C211FAFB6E514D37136BB9E2EE7202DD246FA037868EF0E7A551
telfhash t17a21d821cb68085c7fe6c198862fe2129eec30d9271a34868f28631f2d93ce1785dc57
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-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 cbd5b401b81b801c168de2a75bb341e7bf7f8fc45fae092c50816f7e3090d1a3
File size (compressed) :74'180 bytes
File size (de-compressed) :205'264 bytes
Format:linux/arm
Packed file: cbd5b401b81b801c168de2a75bb341e7bf7f8fc45fae092c50816f7e3090d1a3

Intelligence

File Origin
# of uploads :
1
# of downloads :
37
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/49883ccb-59ed-4e5a-b03b-af4a2b390ec8/
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-6.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.32133.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
gafgyt gcc mirai obfuscated rust
Link:
https://www.filescan.io/uploads/6952af65127d6a14e0c6cdbf/reports/e7fa9b12-5b2e-4c36-a612-3a32c304b0a9/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-29T13:50:00Z UTC
Last seen:
2025-12-29T14:32:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.cw HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/c3e61865aaffcfcabab85e2af9c0566b85296384de99ef3ebc40f2a9b7022643/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/a0924ed1-2464-4e6e-9c61-155a4df64863
Behavior Graph:
Download SVG
%3 guuid=02c8a78f-1900-0000-5e63-2f801a0c0000 pid=3098 /usr/bin/sudo guuid=1b56f591-1900-0000-5e63-2f80220c0000 pid=3106 /tmp/sample.bin guuid=02c8a78f-1900-0000-5e63-2f801a0c0000 pid=3098->guuid=1b56f591-1900-0000-5e63-2f80220c0000 pid=3106 execve
Gathering data
Result
Threat name:
Gafgyt
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1841547
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Found malware configuration
Multi AV Scanner detection for submitted file
Yara detected Gafgyt
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1841547 Sample: arm6.elf Startdate: 29/12/2025 Architecture: LINUX Score: 80 35 169.254.169.254, 80 USDOSUS Reserved 2->35 37 151.242.30.13, 12121, 56350, 56352 RASANAIR Iran (ISLAMIC Republic Of) 2->37 39 4 other IPs or domains 2->39 41 Found malware configuration 2->41 43 Antivirus detection for dropped file 2->43 45 Antivirus / Scanner detection for submitted sample 2->45 47 2 other signatures 2->47 8 arm6.elf 2->8         started        11 dash rm 2->11         started        13 dash cat 2->13         started        15 9 other processes 2->15 signatures3 process4 file5 33 /usr/local/bin/infinitd, ELF 8->33 dropped 17 arm6.elf sh 8->17         started        19 arm6.elf sh 8->19         started        21 arm6.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 arm6.elf 21->29         started        31 arm6.elf 21->31         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/c3e61865aaffcfcabab85e2af9c0566b85296384de99ef3ebc40f2a9b7022643
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c3e61865aaffcfcabab85e2af9c0566b85296384de99ef3ebc40f2a9b7022643/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/c3e61865aaffcfcabab85e2af9c0566b85296384de99ef3ebc40f2a9b7022643
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-29 16:42:21 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yptbqznk77h4vovylyvptqcwnocssy4e32m66pv4idzktnycezbq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery persistence privilege_escalation
Link:
https://tria.ge/reports/251229-t7syfafv6e/
Behaviour
Reads runtime system information
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.Trojan.Mirai-7100807-0
YARA:
n/a
Link:
https://app.threat.zone/submission/f50611d0-9516-4782-9e9c-b62eb6e10b3f
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/c3e61865aaffcfcabab85e2af9c0566b85296384de99ef3ebc40f2a9b7022643

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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags

File information

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

Web download

Mirai

elf cbd5b401b81b801c168de2a75bb341e7bf7f8fc45fae092c50816f7e3090d1a3

Mirai

elf c3e61865aaffcfcabab85e2af9c0566b85296384de99ef3ebc40f2a9b7022643

(this sample)

  
Dropped by
SHA256 cbd5b401b81b801c168de2a75bb341e7bf7f8fc45fae092c50816f7e3090d1a3
  
URLhaus
https://urlhaus.abuse.ch/url/3722819/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 78d2d8eb9798e3f363b20858048ad759
  
URLhaus
https://urlhaus.abuse.ch/url/3719335/

Comments