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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21017f07d09eb60f2b43bcb4074a42786deb78c7ec72e095176568b45f5b6c9f. 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: 10


Intelligence 10 IOCs YARA 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 21017f07d09eb60f2b43bcb4074a42786deb78c7ec72e095176568b45f5b6c9f
SHA3-384 hash: c6422df158c7ce30c03f61ee67ca6675a3269cd18dbdb9facff2999020b7a26e42e34f6a40af8c8a06a2d30745c73276
SHA1 hash: 5ed631d73e46eab6f15bef3b49ea7e436d568c3d
MD5 hash: 1cc5f5fa92b89f02202106cc26eaab18
humanhash: pip-blossom-spring-happy
File name:linux_mips64
Download: download sample
Signature Kaiji
Create hunting rule
File size:2'359'296 bytes
First seen:2025-04-16 18:37:56 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 12288:vyEKU9SQDlUeoLx5hhC5OefglbtuGK59EvAaMVXwltPuMFLgbM8yn+TvgfkoAIcc:T12eetpbS+2VXwlRuMFL4o+T4xzcRK
TLSH T162B508127F49EE1FD69422354EA6C33433967D14C2E03133AA52F7192FBA2B88D5ADD4
gimphash e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
Magika elf
Reporter abuse_ch
Tags:elf kaiji

Intelligence

File Origin
# of uploads :
1
# of downloads :
78
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Malware.Kaiji-10000905-0
Create hunting rule

Unix.Malware.Kaiji-10002375-0
Create hunting rule

Unix.Malware.Kaiji-10003730-0
Create hunting rule

Unix.Malware.Kaiji-10014302-0
Create hunting rule

Unix.Malware.Kaiji-10017581-0
Create hunting rule

Unix.Malware.Kaiji-10028720-0
Create hunting rule

Unix.Malware.Kaiji-9992785-0
Create hunting rule

Unix.Malware.Kaiji-9993888-0
Create hunting rule

Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67fff936954c9c53de0c07cclinux22vpnfull_triage
Tags:
malware
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
crypto golang
Link:
https://www.filescan.io/uploads/67fff914931404048d7fa3c2/reports/1d279d48-6bac-49b4-a70f-13fa37367f6e/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
7
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/21017f07d09eb60f2b43bcb4074a42786deb78c7ec72e095176568b45f5b6c9f
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/2e5add43-82bc-478c-bf28-e0e9996c9f38
Result
Threat name:
Kaiji
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1666673
Signature
Multi AV Scanner detection for submitted file
Yara detected Kaiji
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/21017f07d09eb60f2b43bcb4074a42786deb78c7ec72e095176568b45f5b6c9f
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/21017f07d09eb60f2b43bcb4074a42786deb78c7ec72e095176568b45f5b6c9f/
Threat name:
Linux.Trojan.Kaiji
Create hunting rule
Status:
Malicious
First seen:
2025-04-16 18:38:14 UTC
File Type:
ELF64 Big (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=eeax6b6qt23a6k2dxs2aosscpbw6w6gh5rzobfixmvulix23nspq._file
Result
Malware family:
kaiji
Create hunting rule
Score:
  10/10
Tags:
family:kaiji discovery
Link:
https://tria.ge/reports/250416-w94ttstygz/
Behaviour
System Network Configuration Discovery
Verdict:
Malicious
Tags:
Unix.Malware.Kaiji-9992785-0
YARA:
n/a
Link:
https://app.threat.zone/submission/e621155d-36fc-43a1-bc4a-0d548130fdfe
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:DetectGoMethodSignatures
Create hunting rule
Author:Wyatt Tauber
Description:Detects Go method signatures in unpacked Go binaries
Rule name:enterpriseunix2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise UNIX
Rule name:F01_s1ckrule
Create hunting rule
Author:s1ckb017
Rule name:GoBinTest
Create hunting rule
Rule name:golang
Create hunting rule
Rule name:golang_binary_string
Create hunting rule
Description:Golang strings present
Rule name:identity_golang
Create hunting rule
Author:Eric Yocam
Description:find Golang malware
Rule name:Linux_Generic_Threat_a40aaa96
Create hunting rule
Author:Elastic Security
Rule name:ProgramLanguage_Golang
Create hunting rule
Author:albertzsigovits
Description:Application written in Golang programming language
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: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

Kaiji

elf 21017f07d09eb60f2b43bcb4074a42786deb78c7ec72e095176568b45f5b6c9f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3513589/
  
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