MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 36a1f476383b061b49cc48bfc8fa14c117269daa82f856540a3b325df1d6042d. 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: 7


Intelligence 7 IOCs YARA 2 File information Comments

SHA256 hash: 36a1f476383b061b49cc48bfc8fa14c117269daa82f856540a3b325df1d6042d
SHA3-384 hash: 5fe6ec337f5b4265647a190c480532d8f6009eaa3e6f9b70c614e2b471a04f23c39acd10047d09fce0e5066fcf2a0d96
SHA1 hash: 5475a14799173820dc82244db6373f6a0f377650
MD5 hash: 060c7a0d225a481dc800f8cbe00445d3
humanhash: asparagus-muppet-low-friend
File name:kworkerd0
Download: download sample
Signature Mirai
File size:2'228'888 bytes
First seen:2026-02-07 10:54:49 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 49152:z+Yq+1KTnoAS31ByDneQQHts/J1ZvPi4dsCMIzFaZeMeNoM1:z+Yqlr5DnymJ3vPiKVRZR
TLSH T13FA5332082056096F157FCF1BBB8571942F9251C58344326AC42861AB9FFCAE6FCE36F
Magika elf
Reporter abuse_ch
Tags:elf UPX
File size (compressed) :2'228'888 bytes
File size (de-compressed) :7'745'720 bytes
Format:linux/i386
Unpacked file: 778b68e69ff679d56d9f9d76f0d4d352e1509b0296f25ee43eb348df965f9d25

Intelligence


File Origin
# of uploads :
1
# of downloads :
49
Origin country :
DE DE
Vendor Threat Intelligence
Result
Gathering data
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
52 / 100
Signature
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1865167 Sample: kworkerd0.elf Startdate: 07/02/2026 Architecture: LINUX Score: 52 19 169.254.169.254, 80 USDOSUS Reserved 2->19 21 109.202.202.202, 80 INIT7CH Switzerland 2->21 23 3 other IPs or domains 2->23 25 Multi AV Scanner detection for submitted file 2->25 27 Sample is packed with UPX 2->27 7 kworkerd0.elf 2->7         started        9 python3.8 dpkg 2->9         started        signatures3 process4 process5 11 kworkerd0.elf pgrep 7->11         started        13 kworkerd0.elf pgrep 7->13         started        15 kworkerd0.elf pgrep 7->15         started        17 kworkerd0.elf 7->17         started       
Threat name:
Linux.Trojan.Generic
Status:
Suspicious
First seen:
2026-02-06 12:48:51 UTC
File Type:
ELF32 Little (Exe)
AV detection:
10 of 36 (27.78%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  6/10
Tags:
discovery linux upx
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
Reads CPU attributes
Enumerates running processes
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
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:upx_packed_elf_v1
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 36a1f476383b061b49cc48bfc8fa14c117269daa82f856540a3b325df1d6042d

(this sample)

  
Delivery method
Distributed via web download

Comments