MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dbc5e57326b00cb130233763e5d57ad8226ef1df3f93238b7d802d8fe407503d. 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 18 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: dbc5e57326b00cb130233763e5d57ad8226ef1df3f93238b7d802d8fe407503d
SHA3-384 hash: 6e78a6ac2bd3c46fb2e04ed7b32f97ada6957fd8dee955a450f523d9519246693b83c45160b677f6af16252cbf42e8e8
SHA1 hash: e8a87ec147161aea786723eb4698c3ede3934ba2
MD5 hash: 35411c699d480f0fc848c8919e9e0da4
humanhash: oklahoma-stream-iowa-speaker
File name:linux_mips64el
Download: download sample
Signature Kaiji
Create hunting rule
File size:5'963'776 bytes
First seen:2025-07-11 06:40:37 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 98304:Z9mVusEEQ4kVIb0IamIIkmrIGDeII8jOSPco:bu8VIb0IamIIkmrIGDeII8Hco
TLSH T1BA560902EEC26E66C5CC037485FE979672507E085B951B2313A8EBA8397773DEF4684C
gimphash 1b609c56b0ebb36513f3d917b8726549e1688926cc8c06385102e07caffa3d74
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 :
14
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30444.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Kaiji-9975495-0
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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-10028086-0
Create hunting rule

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

Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6870b260900df8e7f869b8e4linux22vpnfull_triage
Tags:
ddos
Result
Verdict:
Malware
Maliciousness:

Behaviour
Changes the time when the file was created, accessed, or modified
Sets a file as executable
Sends data to a server
Receives data from a server
Connection attempt
DNS request
Creating a file
Sets a written file as executable
Creates directories in a system directory
Launching a process
Locks files
Mounts file systems
Manages services
Creating a process from a recently created file
Writes files to system subdirectory
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
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
golang obfuscated
Link:
https://www.filescan.io/uploads/6870b22b0abaf8edd6ee9a56/reports/c5021770-640e-4f65-8c17-32abea965fa8/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/dbc5e57326b00cb130233763e5d57ad8226ef1df3f93238b7d802d8fe407503d
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/690a443c-c92b-469e-a17d-754b0dd3274f
Behavior Graph:
Download SVG
%3 guuid=5994d047-1900-0000-4f67-14abd3080000 pid=2259 /usr/bin/sudo guuid=83bb7c4a-1900-0000-4f67-14abdc080000 pid=2268 /tmp/sample.bin guuid=5994d047-1900-0000-4f67-14abd3080000 pid=2259->guuid=83bb7c4a-1900-0000-4f67-14abdc080000 pid=2268 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/c594aaa9-de29-40e5-9c7e-44865209415a
Result
Threat name:
Chaos
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1733415
Signature
Multi AV Scanner detection for submitted file
Yara detected Chaos
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1733415 Sample: linux_mips64el.elf Startdate: 11/07/2025 Architecture: LINUX Score: 56 12 34.254.182.186, 443, 54642 AMAZON-02US United States 2->12 14 54.247.62.1, 443 AMAZON-02US United States 2->14 16 Multi AV Scanner detection for submitted file 2->16 18 Yara detected Chaos 2->18 6 dash rm 2->6         started        8 dash rm 2->8         started        10 linux_mips64el.elf 2->10         started        signatures3 process4
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/dbc5e57326b00cb130233763e5d57ad8226ef1df3f93238b7d802d8fe407503d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/dbc5e57326b00cb130233763e5d57ad8226ef1df3f93238b7d802d8fe407503d/
Threat name:
Linux.Trojan.Kaiji
Create hunting rule
Status:
Malicious
First seen:
2025-07-11 06:42:15 UTC
File Type:
ELF64 Little (Exe)
AV detection:
24 of 38 (63.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3pc6k4zgwaglcmbdg5r6lvl23arg54o7h6jshc35qawy7zahka6q._file
Result
Malware family:
kaiji
Create hunting rule
Score:
  10/10
Tags:
family:kaiji discovery
Link:
https://tria.ge/reports/250711-hf6jnssvfz/
Behaviour
System Network Configuration Discovery
Verdict:
Malicious
Tags:
trojan chaos kaiji Unix.Trojan.Kaiji-9975495-0
YARA:
ELF_Kaiji_Chaos_April_2024
Link:
https://app.threat.zone/submission/c0e344a4-30fd-4b36-948b-7d209d988160
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/dbc5e57326b00cb130233763e5d57ad8226ef1df3f93238b7d802d8fe407503d

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: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 dbc5e57326b00cb130233763e5d57ad8226ef1df3f93238b7d802d8fe407503d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3581023/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3581024/
  
URLhaus
https://urlhaus.abuse.ch/url/3581033/
  
URLhaus
https://urlhaus.abuse.ch/url/3581035/

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