MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b8f0cd29f437c39f1eef27cb098a2b1d53af4fd895ad101d589a013eedd08f3c. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b8f0cd29f437c39f1eef27cb098a2b1d53af4fd895ad101d589a013eedd08f3c
SHA3-384 hash: ac5f8d7af45d1f5dfd4c2cdfbb5ce8fd7a54844b38ece52c917c56d9e5c806b85edf1a3e2d81c4c97ac6a4401232f649
SHA1 hash: 6159bfe0602fe4198a22b6dcf28a239012d0c21a
MD5 hash: 4194624b42e65a581c2fc3cd2b9fc1f1
humanhash: diet-oscar-hot-kitten
File name:nz.i686
Download: download sample
Signature Mirai
Create hunting rule
File size:49'084 bytes
First seen:2026-07-16 20:43:10 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:qhL7Psev7osOaryryH1BKpzYxhS4k6JvFj+75Ep8CH6HyS5OPLOAYPD9QQBynbcI:qhL4WH1Bthx9MEf6/iOA+D9unouy8Hy8
TLSH T16B23F10BD697CC1BC0A9447D247FB49A2C41C98EF35D747F3AD131688762E909EBD262
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) :49'084 bytes
File size (de-compressed) :120'084 bytes
Format:linux/i386
Unpacked file: 8370b38009d897a6f7eaf73b97f33688539623e93bbf89d86aef4834ccdd002c

Intelligence

File Origin
# of uploads :
1
# of downloads :
62
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/8076256a-64e1-4f4d-90bb-e78ccceb1dc5/
Detection(s):
Unix.Dropper.Mirai-7135858-0
Create hunting rule

Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
UPX
Botnet:
unknown
Number of open files:
46
Number of processes launched:
6
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b8f0cd29f437c39f1eef27cb098a2b1d53af4fd895ad101d589a013eedd08f3c
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-07-16T17:38:00Z UTC
Last seen:
2026-07-18T14:45:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b8f0cd29f437c39f1eef27cb098a2b1d53af4fd895ad101d589a013eedd08f3c/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/c3fdab66-159c-49dc-a244-373213e27f3d
Behavior Graph:
Download SVG
%3 guuid=88603cb5-1a00-0000-c600-bb8dfc0a0000 pid=2812 /usr/bin/sudo guuid=76a0b2b7-1a00-0000-c600-bb8d030b0000 pid=2819 /tmp/sample.bin net guuid=88603cb5-1a00-0000-c600-bb8dfc0a0000 pid=2812->guuid=76a0b2b7-1a00-0000-c600-bb8d030b0000 pid=2819 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=76a0b2b7-1a00-0000-c600-bb8d030b0000 pid=2819->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=1d66c1b8-1a00-0000-c600-bb8d070b0000 pid=2823 /tmp/sample.bin guuid=76a0b2b7-1a00-0000-c600-bb8d030b0000 pid=2819->guuid=1d66c1b8-1a00-0000-c600-bb8d070b0000 pid=2823 clone guuid=cd0a36e5-1b00-0000-c600-bb8df50c0000 pid=3317 /tmp/sample.bin guuid=76a0b2b7-1a00-0000-c600-bb8d030b0000 pid=2819->guuid=cd0a36e5-1b00-0000-c600-bb8df50c0000 pid=3317 clone guuid=31de3be5-1b00-0000-c600-bb8df60c0000 pid=3318 /tmp/sample.bin net send-data zombie guuid=76a0b2b7-1a00-0000-c600-bb8d030b0000 pid=2819->guuid=31de3be5-1b00-0000-c600-bb8df60c0000 pid=3318 clone guuid=890ec9b8-1a00-0000-c600-bb8d080b0000 pid=2824 /tmp/sample.bin guuid=1d66c1b8-1a00-0000-c600-bb8d070b0000 pid=2823->guuid=890ec9b8-1a00-0000-c600-bb8d080b0000 pid=2824 clone guuid=1c74cdb8-1a00-0000-c600-bb8d090b0000 pid=2825 /tmp/sample.bin dns net send-data zombie guuid=1d66c1b8-1a00-0000-c600-bb8d070b0000 pid=2823->guuid=1c74cdb8-1a00-0000-c600-bb8d090b0000 pid=2825 clone guuid=1c74cdb8-1a00-0000-c600-bb8d090b0000 pid=2825->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 270B b0d04607-6e39-5d20-b847-83ab1c8c7c7d osfjkqoiw382r552q.hopto.org:69 guuid=1c74cdb8-1a00-0000-c600-bb8d090b0000 pid=2825->b0d04607-6e39-5d20-b847-83ab1c8c7c7d send: 4B guuid=31de3be5-1b00-0000-c600-bb8df60c0000 pid=3318->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 1380B 310a0ed0-c544-54ca-bf3f-fca55e459297 65.222.202.53:80 guuid=31de3be5-1b00-0000-c600-bb8df60c0000 pid=3318->310a0ed0-c544-54ca-bf3f-fca55e459297 send: 4B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/da9f9ed2-afec-48fd-bc9e-d3aca0927dcf
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b8f0cd29f437c39f1eef27cb098a2b1d53af4fd895ad101d589a013eedd08f3c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b8f0cd29f437c39f1eef27cb098a2b1d53af4fd895ad101d589a013eedd08f3c/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-07-16 20:46:03 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xdym2kpug7bz6hxpe7fqtcrldvj26t6yswwrahkytiat53oqr46a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery linux upx
Link:
https://tria.ge/reports/260716-zh3dgahs3v/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Family: Mirai
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/b8f0cd29f437c39f1eef27cb098a2b1d53af4fd895ad101d589a013eedd08f3c

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:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
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 b8f0cd29f437c39f1eef27cb098a2b1d53af4fd895ad101d589a013eedd08f3c

(this sample)

Mirai

elf 8370b38009d897a6f7eaf73b97f33688539623e93bbf89d86aef4834ccdd002c

  
URLhaus
https://urlhaus.abuse.ch/url/3887334/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 8370b38009d897a6f7eaf73b97f33688539623e93bbf89d86aef4834ccdd002c
  
Dropping
MD5 76b4bc2cc2e2085e99d135f253ab8b53

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