MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b845688b26d677ca6e21daf9afc85c17b868fd2652b9b95f19be8f2352b36593. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b845688b26d677ca6e21daf9afc85c17b868fd2652b9b95f19be8f2352b36593
SHA3-384 hash: 1b017c5b787250fa045234c48ed351f6ecb21d73c5e75f5704b95aef056d5aeb1421962633287c5b838ca179b6d5efdf
SHA1 hash: 6803d9aa0fdcd04de0fb0c4f23f4a180c181c93a
MD5 hash: 8ed1b0f7089c9f44cd17c69bc076967a
humanhash: georgia-equal-apart-burger
File name:i686
Download: download sample
Signature Mirai
Create hunting rule
File size:67'892 bytes
First seen:2025-12-31 18:32:16 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:8HJeb8Av3iCQ7TZfy2lwoXB/1LuHwy+QIkkEHnouy8GyB:SJ6Lv3F4Zh5xtLuP+GBoutl
TLSH T1A063F2D22608CB1EC1CD3C78556D7C439AA6537E83CFFBBA7E8931BD9843B4519A4A40
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) :67'892 bytes
File size (de-compressed) :174'788 bytes
Format:linux/i386
Unpacked file: dc8e7ce6c2e052cca07903f1ac653e2c8c16b87530173f59d82807645d9aaa3a

Intelligence

File Origin
# of uploads :
1
# of downloads :
52
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/f4d12191-0b75-4ed7-a4dd-a959a757eaeb/
Detection(s):
Unix.Dropper.Mirai-7135858-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gafgyt mirai obfuscated packed upx
Link:
https://www.filescan.io/uploads/69556c68127d6a14e0ca9129/reports/29803138-e328-4fdb-89f6-f32c9cab2056/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-31T15:46:00Z UTC
Last seen:
2026-01-02T08:37:00Z 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/b845688b26d677ca6e21daf9afc85c17b868fd2652b9b95f19be8f2352b36593/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/4495f0bb-201d-4068-a0a5-91d41bf8e630
Behavior Graph:
Download SVG
%3 guuid=bcecfb20-1900-0000-8a83-c35a6c0a0000 pid=2668 /usr/bin/sudo guuid=13900d23-1900-0000-8a83-c35a740a0000 pid=2676 /tmp/sample.bin net write-config write-file guuid=bcecfb20-1900-0000-8a83-c35a6c0a0000 pid=2668->guuid=13900d23-1900-0000-8a83-c35a740a0000 pid=2676 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=13900d23-1900-0000-8a83-c35a740a0000 pid=2676->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=6f146224-1900-0000-8a83-c35a7a0a0000 pid=2682 /usr/bin/dash guuid=13900d23-1900-0000-8a83-c35a740a0000 pid=2676->guuid=6f146224-1900-0000-8a83-c35a7a0a0000 pid=2682 execve guuid=66538b26-1900-0000-8a83-c35a830a0000 pid=2691 /usr/bin/dash guuid=13900d23-1900-0000-8a83-c35a740a0000 pid=2676->guuid=66538b26-1900-0000-8a83-c35a830a0000 pid=2691 execve guuid=ef2e0e2b-1900-0000-8a83-c35a920a0000 pid=2706 /tmp/sample.bin guuid=13900d23-1900-0000-8a83-c35a740a0000 pid=2676->guuid=ef2e0e2b-1900-0000-8a83-c35a920a0000 pid=2706 clone guuid=0d417e57-1a00-0000-8a83-c35aa70c0000 pid=3239 /tmp/sample.bin guuid=13900d23-1900-0000-8a83-c35a740a0000 pid=2676->guuid=0d417e57-1a00-0000-8a83-c35aa70c0000 pid=3239 clone guuid=f06e8457-1a00-0000-8a83-c35aa80c0000 pid=3240 /tmp/sample.bin dns net send-data zombie guuid=13900d23-1900-0000-8a83-c35a740a0000 pid=2676->guuid=f06e8457-1a00-0000-8a83-c35aa80c0000 pid=3240 clone guuid=9af8cd24-1900-0000-8a83-c35a7c0a0000 pid=2684 /usr/bin/systemctl guuid=6f146224-1900-0000-8a83-c35a7a0a0000 pid=2682->guuid=9af8cd24-1900-0000-8a83-c35a7c0a0000 pid=2684 execve guuid=fe64fb26-1900-0000-8a83-c35a850a0000 pid=2693 /usr/bin/systemctl guuid=66538b26-1900-0000-8a83-c35a830a0000 pid=2691->guuid=fe64fb26-1900-0000-8a83-c35a850a0000 pid=2693 execve guuid=7ead8ba0-1900-0000-8a83-c35a990b0000 pid=2969 /tmp/sample.bin guuid=ef2e0e2b-1900-0000-8a83-c35a920a0000 pid=2706->guuid=7ead8ba0-1900-0000-8a83-c35a990b0000 pid=2969 clone guuid=6c1594a0-1900-0000-8a83-c35a9a0b0000 pid=2970 /tmp/sample.bin guuid=ef2e0e2b-1900-0000-8a83-c35a920a0000 pid=2706->guuid=6c1594a0-1900-0000-8a83-c35a9a0b0000 pid=2970 clone guuid=f06e8457-1a00-0000-8a83-c35aa80c0000 pid=3240->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con 54d92a3b-1447-55af-b534-047898c60c8d 1.1.1.1:53 guuid=f06e8457-1a00-0000-8a83-c35aa80c0000 pid=3240->54d92a3b-1447-55af-b534-047898c60c8d send: 36B 55e75a70-5f0f-5401-b0ef-995451b8fb69 teamc2.duckdns.org:12121 guuid=f06e8457-1a00-0000-8a83-c35aa80c0000 pid=3240->55e75a70-5f0f-5401-b0ef-995451b8fb69 send: 10B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2911aab7-3245-4efc-8185-ea27f0405a6d
Result
Threat name:
Gafgyt
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1842767
Signature
Malicious sample detected (through community Yara rule)
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: 1842767 Sample: i686.elf Startdate: 31/12/2025 Architecture: LINUX Score: 68 35 169.254.169.254, 80 USDOSUS Reserved 2->35 37 teamc2.duckdns.org 151.242.30.13, 12121, 42432 RASANAIR Iran (ISLAMIC Republic Of) 2->37 39 2 other IPs or domains 2->39 41 Malicious sample detected (through community Yara rule) 2->41 43 Multi AV Scanner detection for submitted file 2->43 45 Yara detected Gafgyt 2->45 47 Sample is packed with UPX 2->47 8 dash rm i686.elf 2->8         started        11 dash rm 2->11         started        13 dash cat 2->13         started        15 8 other processes 2->15 signatures3 process4 file5 33 /usr/local/bin/infinitd, ELF 8->33 dropped 17 i686.elf sh 8->17         started        19 i686.elf sh 8->19         started        21 i686.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 i686.elf 21->29         started        31 i686.elf 21->31         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b845688b26d677ca6e21daf9afc85c17b868fd2652b9b95f19be8f2352b36593
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b845688b26d677ca6e21daf9afc85c17b868fd2652b9b95f19be8f2352b36593/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/b845688b26d677ca6e21daf9afc85c17b868fd2652b9b95f19be8f2352b36593
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-31 18:33:11 UTC
File Type:
ELF32 Little (Exe)
AV detection:
20 of 38 (52.63%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xbcwrczg2z34u3rb3l427sc4c64gr7jgkk43sxyzx2hsguvtmwjq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery linux persistence privilege_escalation upx
Link:
https://tria.ge/reports/251231-w7htkshl91/
Behaviour
Reads runtime system information
Changes its process name
Reads system network configuration
UPX packed file
Enumerates active TCP sockets
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.Dropper.Mirai-7135858-0
YARA:
n/a
Link:
https://app.threat.zone/submission/a07e95be-ef2c-4170-8c96-d162cf3114bd
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/b845688b26d677ca6e21daf9afc85c17b868fd2652b9b95f19be8f2352b36593

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 b845688b26d677ca6e21daf9afc85c17b868fd2652b9b95f19be8f2352b36593

(this sample)

Mirai

elf dc8e7ce6c2e052cca07903f1ac653e2c8c16b87530173f59d82807645d9aaa3a

  
URLhaus
https://urlhaus.abuse.ch/url/3719336/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3722808/
  
Dropping
SHA256 dc8e7ce6c2e052cca07903f1ac653e2c8c16b87530173f59d82807645d9aaa3a
  
Dropping
MD5 f07d611e455e9f4cfac3977411bc4004
  
URLhaus
https://urlhaus.abuse.ch/url/3722798/

Comments