MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 66386290daa239d1e2f521b09ff9da2d019d0ca25ce1b62d87326f953457f827. 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 11 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 66386290daa239d1e2f521b09ff9da2d019d0ca25ce1b62d87326f953457f827
SHA3-384 hash: f38cacabadc7949adbc9ad53f05cce25d02c5c9ee5f0969d9c10671394727af2dbc28133419fb8a54558c8102cce8e28
SHA1 hash: 6357d4b48b88cb522d5bb56db87cc7482231267a
MD5 hash: d96f61b3213be1d037f53ffb33ab4ab7
humanhash: eighteen-blossom-berlin-whiskey
File name:debug
Download: download sample
Signature Mirai
Create hunting rule
File size:75'440 bytes
First seen:2025-10-29 15:24:22 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:/7Wl0GAdt+O1uCVLd3b5uVr0tA4QYI3Xr/7aBabN:jGAzJ1Ld3b4VQS7D/mBEN
TLSH T1A5738CC5BB83C4F0EC1605721277F7764AB3E53E116ADA83C3699836FE12A41D22639D
telfhash t1623107f71dba48e9b3e85840c71b1b522a7f967b1830327405b3dcd523e6ac1806dc39
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-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 b1235885cdfdd4848ccfedb35c3e90fc7b9310ef23da789d1e957ed439a0261a
File size (compressed) :39'028 bytes
File size (de-compressed) :75'440 bytes
Format:linux/i386
Packed file: b1235885cdfdd4848ccfedb35c3e90fc7b9310ef23da789d1e957ed439a0261a

Intelligence

File Origin
# of uploads :
1
# of downloads :
32
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Siggen.9999-14.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Opens a port
Connection attempt
DNS request
Sends data to a server
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/69024ae5a3d16310951fb4f2/reports/bb88143e-3b3d-4fe8-8c21-c1747dedad6a/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-10-29T15:27:00Z UTC
Last seen:
2025-10-29T18:39:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/66386290daa239d1e2f521b09ff9da2d019d0ca25ce1b62d87326f953457f827/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/05cda0c6-8845-459b-9d0b-8207dfdf6630
Behavior Graph:
Download SVG
%3 guuid=e77d623e-1a00-0000-774d-382b810b0000 pid=2945 /usr/bin/sudo guuid=efe70840-1a00-0000-774d-382b870b0000 pid=2951 /tmp/sample.bin delete-file dns net send-data guuid=e77d623e-1a00-0000-774d-382b810b0000 pid=2945->guuid=efe70840-1a00-0000-774d-382b870b0000 pid=2951 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=efe70840-1a00-0000-774d-382b870b0000 pid=2951->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 186B bd521c90-acbc-5fbf-8f56-b34657f8083c codingvix.win:12121 guuid=efe70840-1a00-0000-774d-382b870b0000 pid=2951->bd521c90-acbc-5fbf-8f56-b34657f8083c send: 4B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/07ddff30-b3f1-4fca-a2c4-0b9442d83538
Result
Threat name:
Mirai, Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.mine
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1804667
Signature
Found strings related to Crypto-Mining
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/66386290daa239d1e2f521b09ff9da2d019d0ca25ce1b62d87326f953457f827
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/66386290daa239d1e2f521b09ff9da2d019d0ca25ce1b62d87326f953457f827/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-29 19:01:10 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 37 (48.65%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=my4gfeg2ui45dyxvegyj76o2fuaz2dfcltq3mlmhgjxzkncx7atq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai credential_access discovery linux
Link:
https://tria.ge/reports/251029-vqrjqaas8c/
Behaviour
Reads runtime system information
Reads system network configuration
Reads process memory
Enumerates active TCP sockets
Enumerates running processes
Verdict:
Malicious
Tags:
trojan gafgyt mirai
YARA:
Linux_Trojan_Gafgyt_5bf62ce4 Linux_Trojan_Mirai_fa3ad9d0 Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_99d78950 Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_ae9d0fa6 Linux_Trojan_Mirai_389ee3e9 Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3
Link:
https://app.threat.zone/submission/ca984f02-bc9d-4cce-b2a5-b399b51af273
Please note that we are no longer able to provide a coverage score for Virus Total.

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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:Linux_Trojan_Gafgyt_5bf62ce4
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_99d78950
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_ae9d0fa6
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_b14f4c5d
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_fa3ad9d0
Create hunting rule
Author:Elastic Security
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf b1235885cdfdd4848ccfedb35c3e90fc7b9310ef23da789d1e957ed439a0261a

Mirai

elf 66386290daa239d1e2f521b09ff9da2d019d0ca25ce1b62d87326f953457f827

(this sample)

  
Dropped by
SHA256 b1235885cdfdd4848ccfedb35c3e90fc7b9310ef23da789d1e957ed439a0261a
  
URLhaus
https://urlhaus.abuse.ch/url/3607638/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3607827/

Comments