MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bb7d28f1e824f600b852634a4cad3d9c361b292b85f5f8477b69b7e33d7c233a. 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 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bb7d28f1e824f600b852634a4cad3d9c361b292b85f5f8477b69b7e33d7c233a
SHA3-384 hash: df35f0ecf7ac9a13448ae38743f688ed7dcd1c092af3080ef64ae2cde87fe6c7df1a8a897c39c324e8f96857c8eafdab
SHA1 hash: 4cadf02f8d7a6315df8805655751606c876bedce
MD5 hash: bfcaec8216beec079134ae32c3cab6f5
humanhash: charlie-march-timing-california
File name:x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:174'432 bytes
First seen:2026-01-04 19:38:13 UTC
Last seen:Never
File type: elf
MIME type:application/x-sharedlib
ssdeep 3072:Gi/2UiesF4y+hCGxZ10qgHXd9IdW0ButoRNoQ0sbkuG/d+b6PDarFTd:rhiH47XzuXdOdW9Gf0sbFV6EFTd
TLSH T154043A26EE50C0AEC052D5B86BEBC1B2F731F8B40321761F73996E363E65E505B19346
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 8ca9b19c9f40d51e981cce5be0e02d062c914197ab5d1ca4d822714b50576ea6
File size (compressed) :79'192 bytes
File size (de-compressed) :174'432 bytes
Format:linux/amd64
Packed file: 8ca9b19c9f40d51e981cce5be0e02d062c914197ab5d1ca4d822714b50576ea6

Intelligence

File Origin
# of uploads :
1
# of downloads :
71
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sends data to a server
Receives data from 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/695ac1df127d6a14e0cf951c/reports/7ce43ae5-f892-4fa4-a596-61877f36b2b4/overview
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-01-04T18:48:00Z UTC
Last seen:
2026-01-04T20:34:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/bb7d28f1e824f600b852634a4cad3d9c361b292b85f5f8477b69b7e33d7c233a/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/df90f17a-3fa8-49bd-8d8b-97050270bbbb
Behavior Graph:
Download SVG
%3 guuid=23e8cf2a-1b00-0000-357a-5b0f9e0b0000 pid=2974 /usr/bin/sudo guuid=717bdd2d-1b00-0000-357a-5b0fa20b0000 pid=2978 /tmp/sample.bin net send-data guuid=23e8cf2a-1b00-0000-357a-5b0f9e0b0000 pid=2974->guuid=717bdd2d-1b00-0000-357a-5b0fa20b0000 pid=2978 execve a5936dd4-c628-5e5e-8df7-ab4376aee3f4 91.92.240.38:666 guuid=717bdd2d-1b00-0000-357a-5b0fa20b0000 pid=2978->a5936dd4-c628-5e5e-8df7-ab4376aee3f4 send: 29B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0fb63975-4110-43eb-86ae-14750fcd0561
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1844485
Signature
Contains symbols with names commonly found in malware
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1844485 Sample: x86_64.elf Startdate: 04/01/2026 Architecture: LINUX Score: 52 14 169.254.169.254, 80 USDOSUS Reserved 2->14 16 91.92.240.38, 51776, 666 THEZONEBG Bulgaria 2->16 18 4 other IPs or domains 2->18 20 Multi AV Scanner detection for submitted file 2->20 22 Contains symbols with names commonly found in malware 2->22 6 dash rm 2->6         started        8 dash rm 2->8         started        10 python3.8 dpkg 2->10         started        12 x86_64.elf 2->12         started        signatures3 process4
Score:
93%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/bb7d28f1e824f600b852634a4cad3d9c361b292b85f5f8477b69b7e33d7c233a
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/bb7d28f1e824f600b852634a4cad3d9c361b292b85f5f8477b69b7e33d7c233a/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-04 19:39:15 UTC
File Type:
ELF64 Little (SO)
AV detection:
8 of 24 (33.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xn6sr4piet3abocsmnfezlj5tq3bwkjlqx27qr33ng36gpl4em5a._file
Result
Malware family:
n/a
Score:
  4/10
Tags:
discovery linux
Link:
https://tria.ge/reports/260104-yclm4aep7v/
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/b5093aa9-8bf6-438d-a912-d1727a672ab3
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: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_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 8ca9b19c9f40d51e981cce5be0e02d062c914197ab5d1ca4d822714b50576ea6

Mirai

elf bb7d28f1e824f600b852634a4cad3d9c361b292b85f5f8477b69b7e33d7c233a

(this sample)

  
Dropped by
SHA256 8ca9b19c9f40d51e981cce5be0e02d062c914197ab5d1ca4d822714b50576ea6
  
URLhaus
https://urlhaus.abuse.ch/url/3748051/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 c9414e163db29bc41bf2815b23061464

Comments