MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b6f248d426e6c610037c7845b4533f0152a37702a9f9c8062cdf51ec3038c17d. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b6f248d426e6c610037c7845b4533f0152a37702a9f9c8062cdf51ec3038c17d
SHA3-384 hash: 3fd6210a8b6b42cce4debb5130f73c29e546d4a0b9d2db0d6f95dec53706704b8a965765cb91ad0f29778976e51ec6f8
SHA1 hash: 7f70c6f6a9e2a17c44bf5cbcc8778b0495eeba2f
MD5 hash: 84e1793fd62ec1ba6281e50c21da1a3a
humanhash: solar-nine-bravo-wyoming
File name:nwfaiehg4ewijfgriehgirehaughrarg.mips
Download: download sample
Signature Mirai
Create hunting rule
File size:43'236 bytes
First seen:2025-12-06 19:45:02 UTC
Last seen:2025-12-06 21:24:31 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:oA2vqoP2Dt4BcdvtNzYJMUZ6u5UeJ41WZg0JgGlzDpbuR1J7P:oVv122BW5YJMk64UGMWtVJuBP
TLSH T10213F11C4B3548E9CCDDD0FD1BBD23903E6601625042C8587A39FABB8DCAA6C78027CE
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Magika unknown
Reporter abuse_ch
Tags:elf mirai UPX
File size (compressed) :43'236 bytes
File size (de-compressed) :114'280 bytes
Format:linux/mips
Unpacked file: 58b6a24847ce6f30ecd378768f15999ceec005d5b18ad88bdd66a30af0a0a39d

Intelligence

File Origin
# of uploads :
3
# of downloads :
71
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/40901008-aa51-4415-9449-e6b6cfed6696/
Detection(s):
SecuriteInfo.com.Linux.Siggen.9999.27621.1567.UNOFFICIAL
Create hunting rule

Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
masquerade packed upx
Link:
https://www.filescan.io/uploads/693487d4ff25e40750d5dae3/reports/ce50f814-6a4b-4488-877d-89400f78e3e2/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-12-06T17:54:00Z UTC
Last seen:
2025-12-06T21:07:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b6f248d426e6c610037c7845b4533f0152a37702a9f9c8062cdf51ec3038c17d/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/3c445b41-e81a-4c30-9889-c1eddaf22753
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1828079
Signature
Deletes system log files
Manipulation of devices in /dev
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Uses dynamic DNS services
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1828079 Sample: nwfaiehg4ewijfgriehgirehaug... Startdate: 06/12/2025 Architecture: LINUX Score: 64 25 frohncrop77.duckdns.org 2->25 27 frohncrop77.duckdns.org 185.133.173.243, 12121, 54994 TNETKOM-ASDE Germany 2->27 29 2 other IPs or domains 2->29 31 Multi AV Scanner detection for submitted file 2->31 33 Sample is packed with UPX 2->33 10 nwfaiehg4ewijfgriehgirehaughrarg.mips.elf 2->10         started        12 python3.8 dpkg 2->12         started        signatures3 35 Uses dynamic DNS services 25->35 process4 process5 14 nwfaiehg4ewijfgriehgirehaughrarg.mips.elf 10->14         started        process6 16 nwfaiehg4ewijfgriehgirehaughrarg.mips.elf 14->16         started        process7 18 nwfaiehg4ewijfgriehgirehaughrarg.mips.elf 16->18         started        process8 20 nwfaiehg4ewijfgriehgirehaughrarg.mips.elf 18->20         started        23 nwfaiehg4ewijfgriehgirehaughrarg.mips.elf 18->23         started        signatures9 37 Manipulation of devices in /dev 20->37 39 Deletes system log files 20->39
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b6f248d426e6c610037c7845b4533f0152a37702a9f9c8062cdf51ec3038c17d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b6f248d426e6c610037c7845b4533f0152a37702a9f9c8062cdf51ec3038c17d/
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2025-12-06 19:45:25 UTC
File Type:
ELF32 Big (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w3zervbg43dbaa34pbc3iuz7afjkg5ycvh44qbrm35i6ymbyyf6q._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery upx
Link:
https://tria.ge/reports/251206-ygm2qadn7v/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Deletes log files
Enumerates running processes
Deletes Audit logs
Deletes system logs
Mirai
Mirai family
Malware Config
C2 Extraction:
frohncrop77.duckdns.org
catelcro.duckdns.org
fishertriv.duckdns.org
lizadesm.duckdns.org
yukivela.duckdns.org
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/0f8ee757-7ae7-4c53-b082-b42f7ae9d7a6
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/b6f248d426e6c610037c7845b4533f0152a37702a9f9c8062cdf51ec3038c17d

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 b6f248d426e6c610037c7845b4533f0152a37702a9f9c8062cdf51ec3038c17d

(this sample)

Mirai

elf 58b6a24847ce6f30ecd378768f15999ceec005d5b18ad88bdd66a30af0a0a39d

  
URLhaus
https://urlhaus.abuse.ch/url/3728097/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 58b6a24847ce6f30ecd378768f15999ceec005d5b18ad88bdd66a30af0a0a39d
  
Dropping
MD5 3510d35edc2d0bcc985781006900a56f

Comments