MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b6f2fbe8b45689f77bf4014760702e396eea794472697cc822ba8e7b544e27c4. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b6f2fbe8b45689f77bf4014760702e396eea794472697cc822ba8e7b544e27c4
SHA3-384 hash: 7001ef209e4b990d71cd22a6f6cd9cbc5ac20b739e76dfeba358373f4a6e293027bfa82a78b2da15d0ca26a3fa5cb885
SHA1 hash: f248ff657001dae5f3c4ffed795df8da3380db35
MD5 hash: 1efbff1ba0a49d94bf139347de87c16c
humanhash: snake-solar-black-mountain
File name:nwfaiehg4ewijfgriehgirehaughrarg.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:67'000 bytes
First seen:2025-12-06 19:40:49 UTC
Last seen:2025-12-06 23:30:09 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:7DyhE4aZO5wKuFquQgViJgo32ZJq7L0BKxEZk0prlGi+:3RZWwKI5Qwc7L0sck0prn+
TLSH T18E63F1D5755FF738D073D97328884E82A9198A3BCA5726DB7114F1C4FB616A1388FC82
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) :67'000 bytes
File size (de-compressed) :177'811 bytes
Format:linux/arm
Unpacked file: 0e86e6afcde03481a0c7d372ae2a165e67bad63f4aeef7cbcb38ad357331e1d1

Intelligence

File Origin
# of uploads :
2
# of downloads :
31
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/c4304471-bc2a-4067-8e1c-2c1b43556432/
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-07T01:54:00Z UTC
Last seen:
2025-12-07T02:29:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b6f2fbe8b45689f77bf4014760702e396eea794472697cc822ba8e7b544e27c4/results?tab=lookup
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1ec895ed-6736-400d-b614-c3e2707c2bd0
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1828130
Signature
Deletes system log files
Manipulation of devices in /dev
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1828130 Sample: nwfaiehg4ewijfgriehgirehaug... Startdate: 06/12/2025 Architecture: LINUX Score: 60 29 169.254.169.254, 80 USDOSUS Reserved 2->29 31 65.222.202.53, 80 CAPEREGIONALHEALTHSYSTEMUS United States 2->31 33 3 other IPs or domains 2->33 35 Multi AV Scanner detection for submitted file 2->35 37 Sample is packed with UPX 2->37 10 nwfaiehg4ewijfgriehgirehaughrarg.arm7.elf 2->10         started        12 python3.8 dpkg 2->12         started        14 dash rm 2->14         started        16 dash rm 2->16         started        signatures3 process4 process5 18 nwfaiehg4ewijfgriehgirehaughrarg.arm7.elf 10->18         started        process6 20 nwfaiehg4ewijfgriehgirehaughrarg.arm7.elf 18->20         started        process7 22 nwfaiehg4ewijfgriehgirehaughrarg.arm7.elf 20->22         started        process8 24 nwfaiehg4ewijfgriehgirehaughrarg.arm7.elf 22->24         started        27 nwfaiehg4ewijfgriehgirehaughrarg.arm7.elf 22->27         started        signatures9 39 Manipulation of devices in /dev 24->39 41 Deletes system log files 24->41
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b6f2fbe8b45689f77bf4014760702e396eea794472697cc822ba8e7b544e27c4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b6f2fbe8b45689f77bf4014760702e396eea794472697cc822ba8e7b544e27c4/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-06 19:41:30 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w3zpx2fuk2e7o67uafdwa4bohfxou6keojuxzsbcxkhhwvcoe7ca._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
upx
Link:
https://tria.ge/reports/251206-yeazdadm71/
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/8a49fedc-07ad-41fa-b76f-65ac41ca2de2
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/b6f2fbe8b45689f77bf4014760702e396eea794472697cc822ba8e7b544e27c4

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 b6f2fbe8b45689f77bf4014760702e396eea794472697cc822ba8e7b544e27c4

(this sample)

Mirai

elf 0e86e6afcde03481a0c7d372ae2a165e67bad63f4aeef7cbcb38ad357331e1d1

  
URLhaus
https://urlhaus.abuse.ch/url/3728069/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 0e86e6afcde03481a0c7d372ae2a165e67bad63f4aeef7cbcb38ad357331e1d1
  
Dropping
MD5 bc14da1b32cf7872120202e12b605b1a

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