MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cb37d6a32f360d1e79907595a2b0d00916cb3e7e306dc320711b3e0019d991d6. 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 17 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cb37d6a32f360d1e79907595a2b0d00916cb3e7e306dc320711b3e0019d991d6
SHA3-384 hash: 723e1400d5169742f529766d9e257477307186df7c4d05a67d3cf318f060058ff6b0d3973af0f6e88a5392ca27685bd0
SHA1 hash: 9e11d20e21139f3165078fbb508e03f4c46d050e
MD5 hash: 87d63afb25f96b8236737fc2a7dacf96
humanhash: march-seven-cat-stairway
File name:linux_mips64el
Download: download sample
Signature Kaiji
Create hunting rule
File size:2'359'296 bytes
First seen:2026-01-15 18:07:42 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 24576:mU9tyqIId8F9/dQbZ97G8J9C0OVXc8RuMFLGk+koAe0G4Zz1v:AqIIqrlQtG04uM9Gk+CeCZz1
TLSH T1E3B5F80ABDC16F7AD59803354AEE165A23513E495B91072327A4F7B83A7733CAF1B488
gimphash e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
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 :
1
# of downloads :
64
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Malware.Kaiji-9992785-0
Create hunting rule

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

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-10003978-0
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

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
base64 crypto golang
Link:
https://www.filescan.io/uploads/69692d2e3dd9d2095055f63a/reports/ef32dd88-d95b-408e-995d-db768558263e/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/621aa7be-6c15-4503-acb0-d83d87e2d3f2
Behavior Graph:
Download SVG
%3 guuid=a6ff9d07-1e00-0000-8220-06f74d0c0000 pid=3149 /usr/bin/sudo guuid=befcbe0a-1e00-0000-8220-06f7510c0000 pid=3153 /tmp/sample.bin guuid=a6ff9d07-1e00-0000-8220-06f74d0c0000 pid=3149->guuid=befcbe0a-1e00-0000-8220-06f7510c0000 pid=3153 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/aab7f68d-d8ef-4791-bfac-eb28f9521703
Result
Threat name:
Kaiji
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1851569
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/cb37d6a32f360d1e79907595a2b0d00916cb3e7e306dc320711b3e0019d991d6
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cb37d6a32f360d1e79907595a2b0d00916cb3e7e306dc320711b3e0019d991d6/
Threat name:
Linux.Trojan.Ares
Create hunting rule
Status:
Malicious
First seen:
2026-01-15 18:01:40 UTC
File Type:
ELF64 Little (Exe)
AV detection:
8 of 36 (22.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zm35nizpgygr46mqowk2fmgqbelmwpt6gbw4gidrdm7aagozshla._file
Result
Malware family:
kaiji
Create hunting rule
Score:
  10/10
Tags:
family:kaiji discovery
Link:
https://tria.ge/reports/260115-wq7flshx3b/
Behaviour
System Network Configuration Discovery
Verdict:
Malicious
Tags:
Unix.Malware.Kaiji-9992785-0
YARA:
n/a
Link:
https://app.threat.zone/submission/7a6ca075-25a6-4edd-bc47-2620ef84d1a4
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
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
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: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:Golang_Find_CSC846
Create hunting rule
Author:Ashar Siddiqui
Description:Find Go Signatuers
Rule name:Golang_Find_CSC846_Simple
Create hunting rule
Author:Ashar Siddiqui
Description:Find Go Signatuers
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:Suspicious_Golang_Binary
Create hunting rule
Author:Tim Machac
Description:Triage: Golang-compiled binary with suspicious OS/persistence/network strings (not family-specific)
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 cb37d6a32f360d1e79907595a2b0d00916cb3e7e306dc320711b3e0019d991d6

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3758683/
  
Delivery method
Distributed via web download

Comments