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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e58dffab271cd20cb6089017017d8e6c5f68c56c2b1877e8a94bbcdadcd4ef4c. 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: e58dffab271cd20cb6089017017d8e6c5f68c56c2b1877e8a94bbcdadcd4ef4c
SHA3-384 hash: c3eb5f6262901b9bc0107aba896574acc64968648d1f5ce969abb83a7ac24de359e13d2cdb3e3739bbd1b80dc02d51de
SHA1 hash: 912cb18493577a0b5c64d994f4b6bc05990ae390
MD5 hash: 5ec2f6c412ccfcc16781a7f3f37fb474
humanhash: tango-oregon-delta-dakota
File name:linux_mips
Download: download sample
Signature Kaiji
Create hunting rule
File size:2'293'760 bytes
First seen:2025-04-16 18:38:24 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 24576:sydSxVTKwDLjPgq745GSsm3B6xu2pMVX2gqel9gLcR:5CmUsqelqu
TLSH T1B1B53A137F18D71EC71422344DB2CB94676A5C8A07D6A517BB81F319A8B20EC4E6EDF2
gimphash e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
Magika elf
Reporter abuse_ch
Tags:elf kaiji

Intelligence

File Origin
# of uploads :
1
# of downloads :
82
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=67fffac1f3fd91e7d60bd8balinux22vpnfull_triage
Tags:
malware
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a process from a recently created file
Launching a process
Manages services
Creates directories in a system directory
Mounts file systems
Creating a file
Sets a written file as executable
Changes the time when the file was created, accessed, or modified
Sets a file as executable
Writes files to system directory
Replaces system binary files
Creates or modifies files in /cron to set up autorun
Writes files to system subdirectory
Creates or modifies files to set up autorun
Creates or modifies files in /init.d to set up autorun
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
crypto golang
Link:
https://www.filescan.io/uploads/67fff950ed72ab1a1d4c066b/reports/440705b0-fe35-4b1e-9011-3fe88dfe3317/overview
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/1a73a882-c517-4644-940d-15bbf0337315
Result
Threat name:
Kaiji
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1666674
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/e58dffab271cd20cb6089017017d8e6c5f68c56c2b1877e8a94bbcdadcd4ef4c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e58dffab271cd20cb6089017017d8e6c5f68c56c2b1877e8a94bbcdadcd4ef4c/
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2025-04-16 18:39:17 UTC
File Type:
ELF32 Big (Exe)
AV detection:
19 of 38 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=4wg77kzhdtjaznqisalqc7monrpwrrlmfmmhp2fjjo6nvxgu55ga._file
Result
Malware family:
kaiji
Create hunting rule
Score:
  10/10
Tags:
family:kaiji discovery execution persistence privilege_escalation
Link:
https://tria.ge/reports/250416-xant1atzaw/
Behaviour
Command and Scripting Interpreter: Unix Shell
Enumerates kernel/hardware configuration
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Creates/modifies Cron job
Executes dropped EXE
Kaiji
Kaiji family
Verdict:
Malicious
Tags:
Unix.Malware.Kaiji-9992785-0
YARA:
n/a
Link:
https://app.threat.zone/submission/5a1e99ec-68c5-43c7-bcaa-decf0c2782f9
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 e58dffab271cd20cb6089017017d8e6c5f68c56c2b1877e8a94bbcdadcd4ef4c

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3513599/
  
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