MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 4a94ce0d72ff3442ca640c28d4c5f7abd3c40fd36abebfaf9f5cdbee6ceae24e. 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: 6
| SHA256 hash: | 4a94ce0d72ff3442ca640c28d4c5f7abd3c40fd36abebfaf9f5cdbee6ceae24e |
|---|---|
| SHA3-384 hash: | c8657511a2fda08292327d30e7241d1116f4d262420bc8efffbb69436c8db3dccb8edac28b326d81907570b7b979d27e |
| SHA1 hash: | 0518b2b2e41ee419acec1c5b6ad3d8b5c0891b84 |
| MD5 hash: | f12a2c46bd0b405ce41630433138c775 |
| humanhash: | undress-sink-avocado-tennis |
| File name: | linux_386 |
| Download: | download sample |
| Signature | Kaiji |
| File size: | 1'916'928 bytes |
| First seen: | 2026-09-16 07:55:31 UTC |
| Last seen: | 2026-09-16 08:58:13 UTC |
| File type: | elf |
| MIME type: | application/x-executable |
| ssdeep | 24576:ae9ufJvk4gQjMNRfktnsIXvZFyD9i+MPCIxyuzNqssZXJjGbdYVVMtIwWz1v:WYMnwRO4ssPad5Wz1 |
| TLSH | T10B951711F98B54F2E9071A3104AFA26F27319D054F34EBC7EA40BB6AFD776D20932259 |
| telfhash | t14552ae732a6d58ec77f04812869b7120cea6e02b16f039724df76090eb73d535b7a9b4 |
| gimphash | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| 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 :
2
# of downloads :
64
Origin country :
DEVendor Threat Intelligence
No detections
Detection(s):
Unix.Malware.Kaiji-9992785-0
Unix.Malware.Kaiji-9993888-0
Unix.Malware.Kaiji-10000905-0
Unix.Malware.Kaiji-10002375-0
Unix.Malware.Kaiji-10003730-0
Unix.Malware.Kaiji-10003738-0
Unix.Malware.Kaiji-10003978-0
Unix.Malware.Kaiji-10014302-0
Unix.Malware.Kaiji-10017581-0
Unix.Malware.Kaiji-10028720-0
YARA.RUSSIANPANDA_Kaiji_Ares.UNOFFICIAL
Unix.Malware.Kaiji-9993888-0
Unix.Malware.Kaiji-10000905-0
Unix.Malware.Kaiji-10002375-0
Unix.Malware.Kaiji-10003730-0
Unix.Malware.Kaiji-10003738-0
Unix.Malware.Kaiji-10003978-0
Unix.Malware.Kaiji-10014302-0
Unix.Malware.Kaiji-10017581-0
Unix.Malware.Kaiji-10028720-0
YARA.RUSSIANPANDA_Kaiji_Ares.UNOFFICIAL
Verdict:
Unknown
Threat level:
0/10
Confidence:
100%
Tags:
base64 crypto golang reconnaissance
Status:
terminated
Behavior Graph:
Malware family:
Kaiji
Verdict:
Malicious
Result
Threat name:
Kaiji
Detection:
malicious
Classification:
spre.troj.evad
Score:
88 / 100
Signature
Antivirus / Scanner detection for submitted sample
Drops files in suspicious directories
Multi AV Scanner detection for submitted file
Sample tries to persist itself using /etc/profile
Sample tries to persist itself using cron
Sample tries to set files in /etc globally writable
Suricata IDS alerts for network traffic
Yara detected Kaiji
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
ELF
Gathering data
Detection(s):
Suspicious file
Result
Malware family:
kaiji
Score:
10/10
Tags:
family:kaiji botnet defense_evasion discovery execution linux persistence privilege_escalation
Behaviour
Command and Scripting Interpreter: Unix Shell
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
Family: Kaiji
Kaiji
Malware Config
C2 Extraction:
zz.cakecloud.lat:25195
Please note that we are no longer able to provide a coverage score for Virus Total.
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: | CP_Script_Inject_Detector |
|---|---|
| Author: | DiegoAnalytics |
| Description: | Detects attempts to inject code into another process across PE, ELF, Mach-O binaries |
| Rule name: | DetectGoMethodSignatures |
|---|---|
| Author: | Wyatt Tauber |
| Description: | Detects Go method signatures in unpacked Go binaries |
| Rule name: | Detect_Go_GOMAXPROCS |
|---|---|
| Author: | Obscurity Labs LLC |
| Description: | Detects Go binaries by the presence of runtime.GOMAXPROCS in the runtime metadata |
| Rule name: | F01_s1ckrule |
|---|---|
| Author: | s1ckb017 |
| Rule name: | GoBinTest |
|---|
| Rule name: | golang |
|---|
| Rule name: | golang_binary_string |
|---|---|
| Description: | Golang strings present |
| Rule name: | Golang_Find_CSC846 |
|---|---|
| Author: | Ashar Siddiqui |
| Description: | Find Go Signatuers |
| Rule name: | Golang_Find_CSC846_Simple |
|---|---|
| Author: | Ashar Siddiqui |
| Description: | Find Go Signatuers |
| Rule name: | identity_golang |
|---|---|
| Author: | Eric Yocam |
| Description: | find Golang malware |
| Rule name: | Linux_Generic_Threat_6bed4416 |
|---|---|
| Author: | Elastic Security |
| Rule name: | Linux_Generic_Threat_a40aaa96 |
|---|---|
| Author: | Elastic Security |
| Rule name: | Linux_Generic_Threat_fc5b5b86 |
|---|---|
| Author: | Elastic Security |
| Rule name: | ProgramLanguage_Golang |
|---|---|
| Author: | albertzsigovits |
| Description: | Application written in Golang programming language |
| Rule name: | RANSOMWARE |
|---|---|
| Author: | ToroGuitar |
| Rule name: | setsockopt |
|---|---|
| Author: | Tim Brown @timb_machine |
| Description: | Hunts for setsockopt() red flags |
| Rule name: | Suspicious_Golang_Binary |
|---|---|
| Author: | Tim Machac |
| Description: | Triage: Golang-compiled binary with suspicious OS/persistence/network strings (not family-specific) |
| Rule name: | TH_Generic_MassHunt_Linux_Malware_2026_CYFARE |
|---|---|
| Author: | CYFARE |
| Description: | Generic Linux malware mass-hunt rule - 2026 |
| Reference: | https://cyfare.net/ |
| Rule name: | unixredflags3 |
|---|---|
| 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
Delivery method
Distributed via web download
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