MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b189ef22bd730f073e597da65894abc37df3d4d36549fd0bdf87ccbceb1bd0f9. 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: 11


Intelligence 11 IOCs YARA 10 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b189ef22bd730f073e597da65894abc37df3d4d36549fd0bdf87ccbceb1bd0f9
SHA3-384 hash: d42ebccb200d2849e1a47f0453f961899d1503b47baffa9047dcad2aef6aaff988078b39d4016bd702a0c427f518517a
SHA1 hash: 4819f11f5ec4fae0e9dc6b7fd3a5ec195a7a85b1
MD5 hash: 2e659c561efa2683c060a9812943331a
humanhash: diet-blue-georgia-washington
File name:x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:196'280 bytes
First seen:2026-01-12 00:39:32 UTC
Last seen:Never
File type: elf
MIME type:application/x-sharedlib
ssdeep 3072:3uBS0fVBFMubmW9G1idi0BLtoromWbQud7LfFe8swY7bJ:3SSYVjvbd3p7mWbB68K7bJ
TLSH T10A143A26ED90C0AAD457D1B86BEBC1B2F330F8F40321765F33A96A352E75E505B19386
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 3798a995921ff89ef02c826411a19b54fdaaee42d03a55ea399a0347170a9da8
File size (compressed) :84'804 bytes
File size (de-compressed) :196'280 bytes
Format:linux/amd64
Packed file: 3798a995921ff89ef02c826411a19b54fdaaee42d03a55ea399a0347170a9da8

Intelligence

File Origin
# of uploads :
1
# of downloads :
69
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
Opens a port
Sends data to a server
Connection attempt
Substitutes an application name
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gcc
Link:
https://www.filescan.io/uploads/6964430130368802bb80a8d4/reports/f7240ed9-34ea-4087-b176-a68bfd1d8260/overview
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-01-12T00:05:00Z UTC
Last seen:
2026-01-12T00:47:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b189ef22bd730f073e597da65894abc37df3d4d36549fd0bdf87ccbceb1bd0f9/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/55b255d1-87c0-4141-9cf7-47f56c2747e8
Behavior Graph:
Download SVG
%3 guuid=17ebd77c-1800-0000-6f90-a1d3880c0000 pid=3208 /usr/bin/sudo guuid=15ba037f-1800-0000-6f90-a1d38a0c0000 pid=3210 /tmp/sample.bin net send-data guuid=17ebd77c-1800-0000-6f90-a1d3880c0000 pid=3208->guuid=15ba037f-1800-0000-6f90-a1d38a0c0000 pid=3210 execve a5936dd4-c628-5e5e-8df7-ab4376aee3f4 91.92.240.38:666 guuid=15ba037f-1800-0000-6f90-a1d38a0c0000 pid=3210->a5936dd4-c628-5e5e-8df7-ab4376aee3f4 send: 29B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/085d55ef-dc2a-40fe-8b93-6e44ed7951c4
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1848618
Signature
Contains symbols with names commonly found in malware
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
96%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b189ef22bd730f073e597da65894abc37df3d4d36549fd0bdf87ccbceb1bd0f9
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b189ef22bd730f073e597da65894abc37df3d4d36549fd0bdf87ccbceb1bd0f9/
Threat name:
Linux.Hacktool.Flooder
Create hunting rule
Status:
Malicious
First seen:
2026-01-12 00:40:34 UTC
File Type:
ELF64 Little (SO)
AV detection:
8 of 23 (34.78%)
Threat level:
  1/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wge66iv5omhqopszpwtfrfflyn67hvgtmve72c67q7glz2y32d4q._file
Result
Malware family:
n/a
Score:
  4/10
Tags:
discovery linux
Link:
https://tria.ge/reports/260112-a1gr2sht3c/
Behaviour
Reads runtime system information
Changes its process name
Verdict:
Unknown
Tags:
botnet persirai trojan
YARA:
Persirai elf_persirai_w0
Link:
https://app.threat.zone/submission/6b512509-06b8-4212-b9d1-a1ab51db365c
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/b189ef22bd730f073e597da65894abc37df3d4d36549fd0bdf87ccbceb1bd0f9

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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:elf_persirai_w0
Create hunting rule
Author:Tim Yeh
Description:Detects Persirai Botnet Malware
Reference:Internal Research
Rule name:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:iot_req_metachar
Create hunting rule
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:testlumma
Create hunting rule
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 3798a995921ff89ef02c826411a19b54fdaaee42d03a55ea399a0347170a9da8

Mirai

elf b189ef22bd730f073e597da65894abc37df3d4d36549fd0bdf87ccbceb1bd0f9

(this sample)

  
Dropped by
SHA256 3798a995921ff89ef02c826411a19b54fdaaee42d03a55ea399a0347170a9da8
  
URLhaus
https://urlhaus.abuse.ch/url/3755984/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 2c77a56a1b14137e8946ea22d86a1bfe
  
URLhaus
https://urlhaus.abuse.ch/url/3756011/
  
URLhaus
https://urlhaus.abuse.ch/url/3748051/

Comments