MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7e1b7dcb4f461f55c8d40ea0b12fd313035c83317542fda62737631d5e76d863. 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 14 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7e1b7dcb4f461f55c8d40ea0b12fd313035c83317542fda62737631d5e76d863
SHA3-384 hash: 34fbee1fb88424d1249f037394c4380b368ca7a3c67076a42898c2b33600b089da77b253370a4dc36d0be72c8ae42776
SHA1 hash: dad32659319677019769456b1ccb799f8bbdf213
MD5 hash: b0ba2e7a4467bae75ffdbfb710662829
humanhash: mockingbird-vermont-maine-yellow
File name:linux_ppc64
Download: download sample
Signature Kaiji
Create hunting rule
File size:5'111'808 bytes
First seen:2025-02-16 16:06:54 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 49152:UbfIMWeDTyKn8Nrwtt56e3JLxKYzYR2iLHwOng/KosjiwoNu5bfkf325NV:MgMWeDTyK86t53txKSi21S7nkf327
TLSH T160365C80BB0CD139EA5B0A724C738F2063617E46C1E4866B771AF76F05B16E65A0FED4
gimphash 211db7a0239e5fc99a6586de3a048800db896d42ff8d6ab26954b5ef47fc9ac0
Magika elf
Reporter abuse_ch
Tags:elf kaiji

Intelligence

File Origin
# of uploads :
1
# of downloads :
95
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30444.LC.UNOFFICIAL
Create hunting rule

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

Unix.Malware.Kaiji-10003612-0
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:
Clean
Score:
82.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67b20e7128ab76d43a5b4495linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
crypto golang obfuscated
Link:
https://www.filescan.io/uploads/67b20d46c24a487ec9d2c118/reports/8ffd8f53-2b83-4376-ad32-6656fc6d6026/overview
Result
Verdict:
MALICIOUS
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/211db191-5c4b-402e-b86d-cff57d2aabad
Result
Threat name:
Chaos
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1616399
Signature
Drops files in suspicious directories
Multi AV Scanner detection for submitted file
Sample tries to set files in /etc globally writable
Uses known network protocols on non-standard ports
Writes identical ELF files to multiple locations
Yara detected Chaos
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1616399 Sample: linux_ppc64.elf Startdate: 16/02/2025 Architecture: LINUX Score: 72 106 199.195.252.200, 40824, 54260, 54264 PONYNETUS United States 2->106 108 185.125.190.26, 443 CANONICAL-ASGB United Kingdom 2->108 110 www.google.com 2->110 112 Multi AV Scanner detection for submitted file 2->112 114 Yara detected Chaos 2->114 116 Uses known network protocols on non-standard ports 2->116 12 linux_ppc64.elf 2->12         started        16 systemd System.img.config 2->16         started        18 systemd snapd-env-generator 2->18         started        20 2 other processes 2->20 signatures3 process4 file5 102 /etc/id.services.conf, ELF 12->102 dropped 104 /etc/32678, POSIX 12->104 dropped 122 Sample tries to set files in /etc globally writable 12->122 124 Writes identical ELF files to multiple locations 12->124 22 linux_ppc64.elf linux_ppc64.elf 12->22         started        26 linux_ppc64.elf service systemctl 12->26         started        28 linux_ppc64.elf bash 12->28         started        30 System.img.config sh 16->30         started        32 System.img.config service systemctl 16->32         started        34 System.img.config pkill 16->34         started        36 System.img.config System.img.config 16->36         started        signatures6 process7 file8 98 /etc/init.d/linux_kill, POSIX 22->98 dropped 100 /boot/System.img.config, ELF 22->100 dropped 118 Writes identical ELF files to multiple locations 22->118 120 Drops files in suspicious directories 22->120 38 linux_ppc64.elf bash 22->38         started        40 linux_ppc64.elf update-rc.d 22->40         started        42 service 26->42         started        44 service basename 26->44         started        52 2 other processes 26->52 46 bash 32678 28->46         started        48 sh 32678 30->48         started        50 service 32->50         started        54 3 other processes 32->54 signatures9 process10 process11 72 4 other processes 38->72 56 update-rc.d systemctl 40->56         started        58 service systemctl 42->58         started        60 service sed 42->60         started        62 32678 sleep 46->62         started        64 32678 id.services.conf 48->64         started        66 32678 sleep 48->66         started        68 service systemctl 50->68         started        70 service sed 50->70         started        process12 74 id.services.conf service systemctl 64->74         started        76 id.services.conf sh 64->76         started        78 id.services.conf pkill 64->78         started        80 id.services.conf id.services.conf 64->80         started        process13 82 service 74->82         started        84 service basename 74->84         started        86 service basename 74->86         started        88 service systemctl 74->88         started        90 sh 32678 76->90         started        process14 92 service systemctl 82->92         started        94 service sed 82->94         started        96 32678 sleep 90->96         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/7e1b7dcb4f461f55c8d40ea0b12fd313035c83317542fda62737631d5e76d863
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7e1b7dcb4f461f55c8d40ea0b12fd313035c83317542fda62737631d5e76d863/
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2025-02-16 16:01:29 UTC
File Type:
ELF64 Big (Exe)
AV detection:
16 of 37 (43.24%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=pynx3s2piypvlsgub2qlcl6tcmbvzazrovbp3jrhg5rr2xtw3brq._file
Result
Malware family:
kaiji
Create hunting rule
Score:
  10/10
Tags:
family:kaiji linux
Link:
https://tria.ge/reports/250216-tkxm4sskaq/
Verdict:
Malicious
Tags:
trojan chaos kaiji Unix.Malware.Kaiji-10002376-0
YARA:
ELF_Kaiji_Chaos_April_2024
Link:
https://app.threat.zone/submission/a7bf7be9-14e4-4be5-9bbf-75448481b77e
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kaiji
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/7e1b7dcb4f461f55c8d40ea0b12fd313035c83317542fda62737631d5e76d863

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:DetectGoMethodSignatures
Create hunting rule
Author:Wyatt Tauber
Description:Detects Go method signatures in unpacked Go binaries
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: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 7e1b7dcb4f461f55c8d40ea0b12fd313035c83317542fda62737631d5e76d863

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3441966/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3441985/

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