MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6d038864e83212f369efe218816357b99ecd0e98e4c7fa2d00f14ab47cef5fe8. 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


Kaiji


Vendor detections: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6d038864e83212f369efe218816357b99ecd0e98e4c7fa2d00f14ab47cef5fe8
SHA3-384 hash: b121673d56b6a250b2052baab3ca08b184cbf17e4fd19bc14b88b05f648771c2ab356825456c0a9d4d65bed075d5b68b
SHA1 hash: e43cbdf1f28a318c6eba621ccb0c3cc5b5b85047
MD5 hash: 94d4b102e525172eb038768151cc8b77
humanhash: river-kentucky-delaware-comet
File name:linux_mips_softfloat
Download: download sample
Signature Kaiji
Create hunting rule
File size:1'452'088 bytes
First seen:2025-08-14 21:06:41 UTC
Last seen:2025-08-15 06:27:47 UTC
File type: elf
MIME type:application/x-executable
ssdeep 24576:CZL3SpGmeCX86aX/sNWzSjriwXvEd84YX5cE/qgqOIsCs1A9yYcWlabJmGLn9xFY:CZmpWv5SfNvM8fxr5z1Myjf3PFeoBa
TLSH T11465339A47D142B7878D20F6711B3AA2B3D3DF8E0AD5734B3B4D4A50CC2D15AAC4AE53
Magika elf
Reporter abuse_ch
Tags:elf kaiji UPX
File size (compressed) :1'452'088 bytes
File size (de-compressed) :5'898'240 bytes
Format:linux/mips
Unpacked file: 111537cb3d779ccc8e068d31feb785013bbba7e5c22b5117111ab139c0c227a9

Intelligence

File Origin
# of uploads :
4
# of downloads :
48
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Other.Malware-gen.34412851.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sends data to a server
Creating a process from a recently created file
Creating a file
Manages services
Sets a written file as executable
Changes the time when the file was created, accessed, or modified
Receives data from a server
Launching a process
Connection attempt
Sets a file as executable
Locks files
Kills processes
DNS request
Writes files to system directory
Writes files to system subdirectory
Creates or modifies files in /init.d to set up autorun
Performs a bruteforce attack in the network
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/68bcae9b-e037-4d48-8226-d537c8272ced
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1757456
Signature
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1757456 Sample: linux_mips_softfloat.elf Startdate: 14/08/2025 Architecture: LINUX Score: 52 18 Multi AV Scanner detection for submitted file 2->18 20 Sample is packed with UPX 2->20 6 sshd sshd 2->6         started        8 sshd sshd 2->8         started        10 sshd sshd 2->10         started        12 linux_mips_softfloat.elf 2->12         started        process3 process4 14 sshd 6->14         started        16 sshd 8->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/6d038864e83212f369efe218816357b99ecd0e98e4c7fa2d00f14ab47cef5fe8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6d038864e83212f369efe218816357b99ecd0e98e4c7fa2d00f14ab47cef5fe8/
Verdict:
Malicious
Threat:
HEUR:Trojan.Linux.Chaos
Link:
https://tip.neiki.dev/file/6d038864e83212f369efe218816357b99ecd0e98e4c7fa2d00f14ab47cef5fe8
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2025-08-14 21:09:42 UTC
File Type:
ELF32 Big (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nubyqzhigijpg2pp4imicy2xxgpm2duy4td7ulia6ffli7hpl7ua._file
Result
Malware family:
kaiji
Create hunting rule
Score:
  10/10
Tags:
family:kaiji discovery execution persistence privilege_escalation upx
Link:
https://tria.ge/reports/250814-z1hf1s1tds/
Behaviour
GoLang User-Agent
Enumerates kernel/hardware configuration
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Reads CPU attributes
UPX packed file
Creates/modifies Cron job
Enumerates running processes
Executes dropped EXE
Kaiji
Kaiji family
kaiji_chaosbot
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/f44ae094-95bd-4442-9b0d-d55ca05e8938
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/6d038864e83212f369efe218816357b99ecd0e98e4c7fa2d00f14ab47cef5fe8

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: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:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
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

Kaiji

elf 6d038864e83212f369efe218816357b99ecd0e98e4c7fa2d00f14ab47cef5fe8

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3603538/
  
Delivery method
Distributed via web download

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments