MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 92d3e3dfb85a93f098a8e1de4a62af416aa17f5eca26bd8f40f18ee84156d9cc. 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: 11

Intelligence 11 IOCs YARA 21 File information Comments

SHA256 hash:	92d3e3dfb85a93f098a8e1de4a62af416aa17f5eca26bd8f40f18ee84156d9cc
SHA3-384 hash:	72e14f1a61b1183b413ee746ad2c7685033b22cb7527e231d8cfaa6aea5d0b3b5b928891eea6370ae49c07408995fe18
SHA1 hash:	2852820e241650804f3e10b0e611b9f25d8dd837
MD5 hash:	2c743f1bef197f97c95fdcb3df479181
humanhash:	yankee-sixteen-don-stream
File name:	linux_386
Download:	download sample
Signature	Kaiji Create hunting rule
File size:	5'251'072 bytes
First seen:	2025-11-13 18:38:30 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	49152:uwybthh2kkjvF77Rn2o03wiEh4hgzRqtN9Tu+H+XfylvVt96Cuaj5pmhW16kDvrf:uwyRh7kzFkgzausxdaDY4A
TLSH	T1C9364A10FECB54F6E5031D3144BBE2AF67316D054B25EB83EA007F6AE97B6961D32209
telfhash	t161c2ce73199da8fc67f0851387ab7120cfe6e03726d0297159f6b8c0e673d53a626878
gimphash	d32a616709154d99f5f34672a5e693bcff5dc106b2584b8d6f593ff16d689453
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 kaiji

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Detection(s):

Sanesecurity.Malware.30444.LC.UNOFFICIAL

Unix.Malware.Kaiji-9969783-0

Unix.Trojan.Kaiji-9975495-0

Unix.Malware.Kaiji-10002376-0

Unix.Malware.Kaiji-10003612-0

Unix.Malware.Kaiji-10003670-0

Unix.Malware.Kaiji-10025522-0

Unix.Malware.Kaiji-10028719-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sends data to a server

Launching a process

Sets a written file as executable

Changes the time when the file was created, accessed, or modified

Receives data from a server

Creating a file

Locks files

DNS request

Connection attempt

Mounts file systems

Manages services

Creating a process from a recently created file

Creates directories in a system directory

Writes files to system subdirectory

Writes files to system directory

Replaces system binary files

Creates or modifies files in /cron to set up autorun

Creates or modifies files in /init.d to set up autorun

Creates or modifies files to set up autorun

Performs a bruteforce attack in the network

Gathering data

Verdict:

Malicious

Uses P2P?:

false

Uses anti-vm?:

false

Architecture:

x86

Packer:

not packed

Botnet:

unknown

Number of open files:

Number of processes launched:

Processes remaning?

false

Remote TCP ports scanned:

not identified

Full report:

https://elfdigest.com/brief/92d3e3dfb85a93f098a8e1de4a62af416aa17f5eca26bd8f40f18ee84156d9cc

Behaviour

Persistence

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Verdict:

Malicious

File Type:

elf.32.le

First seen:

2025-11-13T15:56:00Z UTC

Last seen:

2025-11-14T10:24:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/92d3e3dfb85a93f098a8e1de4a62af416aa17f5eca26bd8f40f18ee84156d9cc/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/1ebc56c3-38b7-42dc-98ea-1024ab053e3b

Behavior Graph:

Download SVG

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/99dcff8f-d2cd-42cc-968b-eed39d00868f

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/92d3e3dfb85a93f098a8e1de4a62af416aa17f5eca26bd8f40f18ee84156d9cc

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/92d3e3dfb85a93f098a8e1de4a62af416aa17f5eca26bd8f40f18ee84156d9cc/

Threat name:

Linux.Trojan.Kaiji

Status:

Malicious

First seen:

2025-11-13 18:39:31 UTC

File Type:

ELF32 Little (Exe)

AV detection:

25 of 38 (65.79%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=slj6hx5ylkj7bgfi4hpeuyvpifvkc726zitl3d2a6ghoqqkw3hga._file

Result

Malware family:

kaiji

Score:

10/10

Tags:

family:kaiji defense_evasion discovery execution linux persistence privilege_escalation

Link:

https://tria.ge/reports/251113-xak34szkby/

Behaviour

GoLang User-Agent

Enumerates kernel/hardware configuration

Reads runtime system information

Changes its process name

Modifies Bash startup script

Creates/modifies Cron job

Creates/modifies environment variables

Enumerates running processes

Modifies init.d

Write file to user bin folder

Executes dropped EXE

Modifies Watchdog functionality

Kaiji

Kaiji family

kaiji_chaosbot

Malware Config

C2 Extraction:

www.ldbot.top:808

Verdict:

Malicious

Tags:

trojan chaos kaiji Unix.Malware.Kaiji-9969783-0

YARA:

Linux_Trojan_Kaiji_91091be3 ELF_Kaiji_Chaos_April_2024

Link:

https://app.threat.zone/submission/b1bd98d3-5e1d-4f33-a1e1-dd8545bc4e22

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/92d3e3dfb85a93f098a8e1de4a62af416aa17f5eca26bd8f40f18ee84156d9cc

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:	DetectGoMethodSignatures Create hunting rule
Author:	Wyatt Tauber
Description:	Detects Go method signatures in unpacked Go binaries

Rule name:	Detect_Go_GOMAXPROCS Create hunting rule
Author:	Obscurity Labs LLC
Description:	Detects Go binaries by the presence of runtime.GOMAXPROCS in the runtime metadata

Rule name:	enterpriseapps2 Create hunting rule
Author:	Tim Brown @timb_machine
Description:	Enterprise apps

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:	Linux_Trojan_Kaiji_91091be3 Create hunting rule
Author:	Elastic Security

Rule name:	MD5_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for MD5 constants

Rule name:	NET Create hunting rule
Author:	malware-lu

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:	RIPEMD160_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for RIPEMD-160 constants

Rule name:	setsockopt Create hunting rule
Author:	Tim Brown @timb_machine
Description:	Hunts for setsockopt() red flags

Rule name:	SHA1_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA1 constants

Rule name:	SHA512_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA384/SHA512 constants

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 92d3e3dfb85a93f098a8e1de4a62af416aa17f5eca26bd8f40f18ee84156d9cc

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/3704596/

Delivery method

Distributed via web download

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