MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6cb332c4248a7e6fdbffd4c36e3afa3f93a561f0f4836b5af9cfead5abd83cad. 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 20 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6cb332c4248a7e6fdbffd4c36e3afa3f93a561f0f4836b5af9cfead5abd83cad
SHA3-384 hash: 6c451337f05af78fe2c59c1983cb6a76752e0cf21341caff2c47e499d6ddf4b8d0ba53b766ec92fa140106dbba20e4d8
SHA1 hash: bbe330ab53ee554c5f239fdaf9099157a611d32f
MD5 hash: 7310dc1b68087c83880e3432fbbcd048
humanhash: music-ohio-triple-venus
File name:linux_mips64_softfloat
Download: download sample
Signature Kaiji
Create hunting rule
File size:6'160'384 bytes
First seen:2025-09-28 13:49:19 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 49152:q1ora9ItUTH8s1M0zEg1xbnZNX6K/oXGSaIjDhBOX0V:q1TUVGSa2XOk
TLSH T11C561812BF88ED1FE65421308AB6C23433D57D10C2E065376B56F72E1EBA2B5991BDC8
gimphash 44693be645dd81ce63c2d34b2a7a6cbf5ad30e5504566fee7e7e6c6f5e77a2c6
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):
Sanesecurity.Malware.30444.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Kaiji-9975494-0
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Unix.Trojan.Kaiji-9975495-0
Create hunting rule

Unix.Malware.Kaiji-10002376-0
Create hunting rule

Unix.Malware.Kaiji-10003612-0
Create hunting rule

Unix.Malware.Kaiji-10003670-0
Create hunting rule

Unix.Malware.Kaiji-10025522-0
Create hunting rule

Unix.Malware.Kaiji-10028719-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
golang obfuscated
Link:
https://www.filescan.io/uploads/68d93dd2c564c8e81d095ae6/reports/63868055-421f-43ad-9e41-f5ff79ddd1ff/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/6cb332c4248a7e6fdbffd4c36e3afa3f93a561f0f4836b5af9cfead5abd83cad
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.64.be
First seen:
2025-09-28T11:57:00Z UTC
Last seen:
2025-09-28T11:57:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/6cb332c4248a7e6fdbffd4c36e3afa3f93a561f0f4836b5af9cfead5abd83cad/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/b28bd425-c5d1-4492-9a5e-b8c3b5111c48
Behavior Graph:
Download SVG
%3 guuid=d4a7ac9c-1900-0000-5f24-b5a3550a0000 pid=2645 /usr/bin/sudo guuid=393d3c9e-1900-0000-5f24-b5a35c0a0000 pid=2652 /tmp/sample.bin guuid=d4a7ac9c-1900-0000-5f24-b5a3550a0000 pid=2645->guuid=393d3c9e-1900-0000-5f24-b5a35c0a0000 pid=2652 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/9e2b35cf-d913-4738-9069-fa434cccabf2
Result
Threat name:
Chaos
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1785505
Signature
Multi AV Scanner detection for submitted file
Yara detected Chaos
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1785505 Sample: linux_mips64_softfloat.elf Startdate: 28/09/2025 Architecture: LINUX Score: 56 17 109.202.202.202, 80 INIT7CH Switzerland 2->17 19 91.189.91.42, 443 CANONICAL-ASGB United Kingdom 2->19 21 2 other IPs or domains 2->21 23 Multi AV Scanner detection for submitted file 2->23 25 Yara detected Chaos 2->25 7 sshd sshd 2->7         started        9 sshd sshd 2->9         started        11 dash rm 2->11         started        13 2 other processes 2->13 signatures3 process4 process5 15 sshd 7->15         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/6cb332c4248a7e6fdbffd4c36e3afa3f93a561f0f4836b5af9cfead5abd83cad
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6cb332c4248a7e6fdbffd4c36e3afa3f93a561f0f4836b5af9cfead5abd83cad/
Threat name:
Linux.Trojan.Kaiji
Create hunting rule
Status:
Malicious
First seen:
2025-09-28 13:54:32 UTC
File Type:
ELF64 Big (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nsztfrberj7g7w772tbw4ox2h6j2kypq6sbwwwxzz7vnlk6yhswq._file
Result
Malware family:
kaiji
Create hunting rule
Score:
  10/10
Tags:
family:kaiji discovery
Link:
https://tria.ge/reports/250928-q61p4swqv4/
Behaviour
System Network Configuration Discovery
Verdict:
Malicious
Tags:
trojan chaos kaiji Unix.Trojan.Kaiji-9975494-0
YARA:
ELF_Kaiji_Chaos_April_2024
Link:
https://app.threat.zone/submission/26aecc1e-bbff-45cc-875a-d96591a95fbd
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.30
Link:
https://yomi.yoroi.company/submissions/6cb332c4248a7e6fdbffd4c36e3afa3f93a561f0f4836b5af9cfead5abd83cad

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:botnet_plaintext_c2
Create hunting rule
Author:cip
Description:Attempts to match at least some of the strings used in some botnet variants which use plaintext communication protocols.
Rule name:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
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: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: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:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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 6cb332c4248a7e6fdbffd4c36e3afa3f93a561f0f4836b5af9cfead5abd83cad

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3633862/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3633863/
  
URLhaus
https://urlhaus.abuse.ch/url/3633978/
  
URLhaus
https://urlhaus.abuse.ch/url/3633979/

Comments