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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5e3ee5b0e30e13c3d3c6c2bef60fc12fbac929948e7b17cc2382ceea158116a5. 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: 9


Intelligence 9 IOCs YARA 8 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5e3ee5b0e30e13c3d3c6c2bef60fc12fbac929948e7b17cc2382ceea158116a5
SHA3-384 hash: 1e94fff0f4841b402e16293acee43a469702b839c1f0eeae1a7ef802f478a915b0e15cc49557af9135b596e57d84ca79
SHA1 hash: 03ebe706b4db40f162a067faef9ae807a9a47112
MD5 hash: 0fec8e69d3f0c2ed1e277862ae11920a
humanhash: arizona-low-timing-ohio
File name:0fec8e69d3f0c2ed1e277862ae11920a
Download: download sample
Signature Kaiji
Create hunting rule
File size:1'916'928 bytes
First seen:2024-02-19 15:09:52 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 24576:ae9ufJvk4gQjMNRfktnsIXvZFyD9i+MPCIxyuzNqssZXJj1bdYVVMtIwWz1v:WYMnwRO4ssPVd5Wz1
TLSH T166951711F98B54F2E9071A3104AFA26F27319D054F34EBC7EA40BB6AFD776D20932259
telfhash t14552ae732a6d58ec77f04812869b7120cea6e02b16f039724df76090eb73d535b7a9b4
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Reporter zbetcheckin
Tags:32 elf intel kaiji

Intelligence

File Origin
# of uploads :
1
# of downloads :
122
Origin country :
FR FR
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-10003738-0
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-9992785-0
Create hunting rule

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Mounts file systems
Runs as daemon
Creates directories in a system directory
Locks files
Manages services
Creating a process from a recently created file
Creating a file
Sets a written file as executable
Changes the time when the file was created, accessed, or modified
Launching a process
Writes files to system subdirectory
Replaces system binary files
Writes files to system directory
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
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug
Link:
https://www.filescan.io/uploads/65d36f5722703c3491a5eac9/reports/200d3d60-7416-496e-8765-370c0c306f18/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
true
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
73
Number of processes launched:
24
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/5e3ee5b0e30e13c3d3c6c2bef60fc12fbac929948e7b17cc2382ceea158116a5
Behaviour
Anti-VM
Persistence
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/fd26157c-6c14-458e-bbb9-fcd7665da84d
Result
Threat name:
Kaiji
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1394644
Signature
Drops files in suspicious directories
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Sample tries to persist itself using /etc/profile
Sample tries to persist itself using cron
Yara detected Kaiji
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1394644 Sample: 9h6q8pt4Yh.elf Startdate: 19/02/2024 Architecture: LINUX Score: 72 99 www.google.com 2->99 101 aes.02maill.com 2->101 105 Multi AV Scanner detection for submitted file 2->105 107 Yara detected Kaiji 2->107 109 Machine Learning detection for sample 2->109 11 9h6q8pt4Yh.elf 2->11         started        13 systemd cron 2->13         started        15 systemd System.mod 2->15         started        17 4 other processes 2->17 signatures3 process4 process5 19 9h6q8pt4Yh.elf 9h6q8pt4Yh.elf 11->19         started        23 cron 13->23         started        25 cron 13->25         started        27 System.mod System.mod 15->27         started        29 System.mod System.mod 17->29         started        file6 89 /etc/profile.d/gateway.sh, Bourne-Again 19->89 dropped 91 /etc/profile.d/bash_cfg.sh, Bourne-Again 19->91 dropped 93 /etc/init.d/x11-common, POSIX 19->93 dropped 95 44 other files (42 malicious) 19->95 dropped 111 Sample tries to persist itself using /etc/profile 19->111 113 Drops files in suspicious directories 19->113 31 9h6q8pt4Yh.elf bash 19->31         started        35 9h6q8pt4Yh.elf bash 19->35         started        37 9h6q8pt4Yh.elf service systemctl 19->37         started        43 6 other processes 19->43 39 cron sh 23->39         started        41 cron sh 25->41         started        signatures7 process8 file9 97 /etc/crontab, ASCII 31->97 dropped 103 Sample tries to persist itself using cron 31->103 45 bash 32676 35->45         started        47 service 37->47         started        49 service basename 37->49         started        51 service basename 37->51         started        53 service systemctl 37->53         started        55 sh .mod 39->55         started        57 sh .mod 41->57         started        59 service 43->59         started        61 10 other processes 43->61 signatures10 process11 process12 63 32676 opt.services.cfg 45->63         started        65 32676 opt.services.cfg 45->65         started        79 3 other processes 45->79 67 service systemctl 47->67         started        69 service sed 47->69         started        71 .mod libgdi.so.0.8.1 55->71         started        73 .mod libgdi.so.0.8.1 57->73         started        75 service systemctl 59->75         started        77 service sed 59->77         started        process13 81 opt.services.cfg opt.services.cfg 63->81         started        83 opt.services.cfg opt.services.cfg 65->83         started        85 libgdi.so.0.8.1 libgdi.so.0.8.1 71->85         started        87 libgdi.so.0.8.1 libgdi.so.0.8.1 73->87         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/5e3ee5b0e30e13c3d3c6c2bef60fc12fbac929948e7b17cc2382ceea158116a5
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5e3ee5b0e30e13c3d3c6c2bef60fc12fbac929948e7b17cc2382ceea158116a5/
Threat name:
Linux.Trojan.Casdet
Create hunting rule
Status:
Malicious
First seen:
2024-02-19 15:10:10 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ly7olmhdbyj4hu6gyk7pmd6bf65mskmurz5rptbdqlhoufmbc2sq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
linux persistence
Link:
https://tria.ge/reports/240219-sj2p1aed5v/
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
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
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/5e3ee5b0e30e13c3d3c6c2bef60fc12fbac929948e7b17cc2382ceea158116a5

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: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: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
Rule name:yara_template
Create hunting rule

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Kaiji

elf 5e3ee5b0e30e13c3d3c6c2bef60fc12fbac929948e7b17cc2382ceea158116a5

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2764646/

Comments


Avatar
zbet commented on 2024-02-19 15:09:53 UTC

url : hxxp://198.98.56.144/xiaolinux386