MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9c9c7794d549e9419a4b5fd86d052d9c4fa452b515bd14df074f411c8ad431ad. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9c9c7794d549e9419a4b5fd86d052d9c4fa452b515bd14df074f411c8ad431ad
SHA3-384 hash: d3e460ce31f5e89873e51d3b5121c213c0eed072fc4bdcf2d06ee9208ae18d7bb482e5e48c46a561716cbf227394cd2a
SHA1 hash: 490e672814692d0935f09a5fd3a73fc9143d9606
MD5 hash: 2c35f8520c7299cd288100462f7907f5
humanhash: sweet-mobile-kansas-sweet
File name:linux_mips
Download: download sample
Signature Kaiji
Create hunting rule
File size:1'447'872 bytes
First seen:2025-08-14 21:06:29 UTC
Last seen:2025-08-15 06:36:24 UTC
File type: elf
MIME type:application/x-executable
ssdeep 24576:Nr/T6q34ky3IFI+/c69KY3HP71J/IyV7R04ddY7l1c:NjH/0C/z9N7P/57R1fYQ
TLSH T12C65333EB011E597AEE1C88F82EF4FF0574B5D10F77BF912A966639410102F59BA2AD0
Magika elf
Reporter abuse_ch
Tags:elf kaiji UPX
File size (compressed) :1'447'872 bytes
File size (de-compressed) :5'898'240 bytes
Format:linux/mips
Unpacked file: 2b6f56c547be1ee984193bbb9cb613dc8810fc5a0072e3bb097001783175d85d

Intelligence

File Origin
# of uploads :
4
# of downloads :
63
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Other.Malware-gen.15266738.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Locks files
Changes the time when the file was created, accessed, or modified
Creating a process from a recently created file
Receives data from a server
Creating a file
Manages services
Sets a written file as executable
Sets a file as executable
Launching a process
Kills processes
Sends data to a server
Connection attempt
Writes files to system subdirectory
Writes files to system directory
Creates or modifies files in /init.d to set up autorun
Performs a bruteforce attack in the network
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
packed upx
Link:
https://www.filescan.io/uploads/689e502a2fbe0788fb203692/reports/6d6261b9-77a4-491b-8cec-236df7729479/overview
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/5b4e2db4-f358-4591-bcd1-7c2d939662b3
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1757463
Signature
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1757463 Sample: linux_mips.elf Startdate: 14/08/2025 Architecture: LINUX Score: 52 19 185.125.190.26, 443 CANONICAL-ASGB United Kingdom 2->19 21 Multi AV Scanner detection for submitted file 2->21 23 Sample is packed with UPX 2->23 7 sshd sshd 2->7         started        9 sshd sshd 2->9         started        11 sshd sshd 2->11         started        13 linux_mips.elf 2->13         started        signatures3 process4 process5 15 sshd 7->15         started        17 sshd 9->17         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/9c9c7794d549e9419a4b5fd86d052d9c4fa452b515bd14df074f411c8ad431ad
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/9c9c7794d549e9419a4b5fd86d052d9c4fa452b515bd14df074f411c8ad431ad/
Verdict:
Malicious
Threat:
HEUR:Trojan.Linux.Chaos
Link:
https://tip.neiki.dev/file/9c9c7794d549e9419a4b5fd86d052d9c4fa452b515bd14df074f411c8ad431ad
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2025-08-14 21:07:37 UTC
File Type:
ELF32 Big (Exe)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tsohpfgvjhuudgsll7mg2bjntrh2iuvvcw6rjxyhj5arzcwuggwq._file
Result
Malware family:
kaiji
Create hunting rule
Score:
  10/10
Tags:
family:kaiji discovery execution persistence privilege_escalation upx
Link:
https://tria.ge/reports/250814-zyp33s1ta1/
Behaviour
GoLang User-Agent
Enumerates kernel/hardware configuration
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Reads CPU attributes
UPX packed file
Creates/modifies Cron job
Enumerates running processes
Executes dropped EXE
Kaiji
Kaiji family
kaiji_chaosbot
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/13dd0c2d-d86f-4bb8-a62f-c56b6e7091fd
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/9c9c7794d549e9419a4b5fd86d052d9c4fa452b515bd14df074f411c8ad431ad

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:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

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

Web download

Kaiji

elf 9c9c7794d549e9419a4b5fd86d052d9c4fa452b515bd14df074f411c8ad431ad

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3603511/
  
Delivery method
Distributed via web download

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

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