MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b1c6b05f4c16fc5ee55151905d453db63ae1913bbe5f91d043558bc2c64f19b4. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b1c6b05f4c16fc5ee55151905d453db63ae1913bbe5f91d043558bc2c64f19b4
SHA3-384 hash: 01b9f81619ba1fc0616a79f89996b03d9d62eab22f2babc1d7d98d5db6c4c835d5071f68c51d37a3bda6afd0a2f80d61
SHA1 hash: 29013ebb37fd1dd625bdccedc28eb6c9d7b723b6
MD5 hash: 6a19c0bcd0e09b598b6c740556b22376
humanhash: hydrogen-undress-speaker-lithium
File name:mips
Download: download sample
Signature Mirai
Create hunting rule
File size:74'588 bytes
First seen:2025-12-13 17:01:52 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:l/WqcTxJKsqw7L+LIZSLZ573L+onhKhjg7uMKk1BvIj6FpekVJuD:RWquBL+eUz/uFO/ekVQD
TLSH T18173029A93400E0AE782C3BBC7F907AD5F915AB5E513EE1E2349C5D358C3166EC827D8
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 gafgyt mirai UPX
File size (compressed) :74'588 bytes
File size (de-compressed) :252'812 bytes
Format:linux/mips
Unpacked file: dc9cc9e48c625ecee371ce5f609826b32847371e4cb9626978c4aa980bbc74d2

Intelligence

File Origin
# of uploads :
1
# of downloads :
69
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/b832ac7f-813b-41b3-bb60-dcd74e9154ca/
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
packed upx
Link:
https://www.filescan.io/uploads/693d9c1acf690d27f3dea7ab/reports/c307fe1f-1a9f-4537-83f7-ff9c66887013/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-12-13T14:10:00Z UTC
Last seen:
2025-12-14T02:13:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.cw HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj
Link:
https://opentip.kaspersky.com/b1c6b05f4c16fc5ee55151905d453db63ae1913bbe5f91d043558bc2c64f19b4/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/957d3e92-9b61-4a0f-9af4-9375abd11193
Result
Threat name:
Gafgyt
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1832082
Signature
Deletes system log files
Manipulation of devices in /dev
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: 1832082 Sample: mips.elf Startdate: 13/12/2025 Architecture: LINUX Score: 68 38 151.242.30.13, 12121, 56250, 56252 RASANAIR Iran (ISLAMIC Republic Of) 2->38 40 109.202.202.202, 80 INIT7CH Switzerland 2->40 42 3 other IPs or domains 2->42 44 Multi AV Scanner detection for submitted file 2->44 46 Yara detected Gafgyt 2->46 48 Sample is packed with UPX 2->48 8 mips.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 36 /usr/local/bin/infinitd, ELF 8->36 dropped 17 mips.elf 8->17         started        19 mips.elf 8->19         started        21 mips.elf sh 8->21         started        23 3 other processes 8->23 process6 process7 25 mips.elf 17->25         started        28 mips.elf 19->28         started        30 mips.elf 19->30         started        32 sh 21->32         started        34 sh 23->34         started        signatures8 50 Manipulation of devices in /dev 25->50 52 Deletes system log files 25->52
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b1c6b05f4c16fc5ee55151905d453db63ae1913bbe5f91d043558bc2c64f19b4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b1c6b05f4c16fc5ee55151905d453db63ae1913bbe5f91d043558bc2c64f19b4/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/b1c6b05f4c16fc5ee55151905d453db63ae1913bbe5f91d043558bc2c64f19b4
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2025-12-13 17:02:19 UTC
File Type:
ELF32 Big (Exe)
AV detection:
17 of 38 (44.74%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=whdlax2mc36f5zkrkgif2rj5wy5odej3xzpzducdkwf4frspdg2a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery persistence privilege_escalation upx
Link:
https://tria.ge/reports/251213-vkb7vawpdl/
Behaviour
Reads runtime system information
System Network Configuration Discovery
UPX packed file
Deletes log files
Enumerates running processes
Modifies systemd
Write file to user bin folder
Writes file to system bin folder
Deletes Audit logs
Deletes system logs
Modifies Watchdog functionality
Creates a large amount of network flows
Mirai
Mirai family
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/5db66d6d-12ae-4e35-9225-8e6b077e7b46
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/b1c6b05f4c16fc5ee55151905d453db63ae1913bbe5f91d043558bc2c64f19b4

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: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 b1c6b05f4c16fc5ee55151905d453db63ae1913bbe5f91d043558bc2c64f19b4

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3722805/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3719334/
  
URLhaus
https://urlhaus.abuse.ch/url/3722823/

Comments