MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2d8b09556b0e45a68e466079e1b3e9446c94d3e671d84aeef4ea5c200d8f6255. 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


Chaos


Vendor detections: 9


Intelligence 9 IOCs YARA 26 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2d8b09556b0e45a68e466079e1b3e9446c94d3e671d84aeef4ea5c200d8f6255
SHA3-384 hash: 429dcd953048d158929a70dd78a171997b85bf8862b44c7def1a1fdc3dda61545c58cc4c6828e264838e8738671cf66f
SHA1 hash: 56397acb2f138d61feba218c6207c684ce1da84f
MD5 hash: 8295e858eaa1d0a69137e105df6dd690
humanhash: london-cup-saturn-sweet
File name:amd
Download: download sample
Signature Chaos
Create hunting rule
File size:5'234'688 bytes
First seen:2026-07-29 13:50:26 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 49152:FGKPMxchyyTrCXDMrTZ3+tVNfEP2KmpAX5EWOigY/zA95xwR:TMmhyyTSe3+BnUExvxa
TLSH T173363A57EC9586E9D0EAD1308A629252BB717C485B3123D72F90F7783F72BD0AA79340
telfhash t1bd2259744a7d34b5baa6d920b363b5b4957319a262f834b15023ed90ffc1e801ce6c7b
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:Chaos elf

Intelligence

File Origin
# of uploads :
1
# of downloads :
76
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Malware.Kaiji-10003917-0
Create hunting rule

Unix.Malware.Kaiji-10013637-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Mounts file systems
Creating a process from a recently created file
Receives data from a server
Launching a process
Manages services
Sets a written file as executable
Changes the time when the file was created, accessed, or modified
Connection attempt
Sends data to a server
Runs as daemon
Deleting a recently created file
Creating a file
Writes files to system directory
Creates or modifies files in /cron to set up autorun
Creates or modifies files to set up autorun
Creates or modifies symbolic links in /init.d to set up autorun
Creates or modifies files in /init.d to set up autorun
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
base64 crypto expand golang kaiji lolbin reconnaissance
Link:
https://www.filescan.io/uploads/6a6a05646fe275bc91bce827/reports/077b2c88-1016-497e-b147-6245fd0098f3/overview
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-01-21T06:02:00Z UTC
Last seen:
2026-06-29T18:04:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/2d8b09556b0e45a68e466079e1b3e9446c94d3e671d84aeef4ea5c200d8f6255/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/e8674f57-550d-4778-81b8-77429aff95ce
Behavior Graph:
Download SVG
%3 guuid=41599e94-1800-0000-db1e-f5d7fd0c0000 pid=3325 /usr/bin/sudo guuid=35724696-1800-0000-db1e-f5d7050d0000 pid=3333 /tmp/sample.bin guuid=41599e94-1800-0000-db1e-f5d7fd0c0000 pid=3325->guuid=35724696-1800-0000-db1e-f5d7050d0000 pid=3333 execve guuid=35724696-1800-0000-db1e-f5d7050d0000 pid=3346 /tmp/sample.bin guuid=35724696-1800-0000-db1e-f5d7050d0000 pid=3333->guuid=35724696-1800-0000-db1e-f5d7050d0000 pid=3346 clone guuid=35724696-1800-0000-db1e-f5d7050d0000 pid=3347 /tmp/sample.bin guuid=35724696-1800-0000-db1e-f5d7050d0000 pid=3333->guuid=35724696-1800-0000-db1e-f5d7050d0000 pid=3347 clone guuid=35724696-1800-0000-db1e-f5d7050d0000 pid=3348 /tmp/sample.bin guuid=35724696-1800-0000-db1e-f5d7050d0000 pid=3333->guuid=35724696-1800-0000-db1e-f5d7050d0000 pid=3348 clone guuid=35724696-1800-0000-db1e-f5d7050d0000 pid=3350 /tmp/sample.bin guuid=35724696-1800-0000-db1e-f5d7050d0000 pid=3333->guuid=35724696-1800-0000-db1e-f5d7050d0000 pid=3350 clone guuid=35724696-1800-0000-db1e-f5d7050d0000 pid=3351 /tmp/sample.bin guuid=35724696-1800-0000-db1e-f5d7050d0000 pid=3333->guuid=35724696-1800-0000-db1e-f5d7050d0000 pid=3351 clone guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=3352 /tmp/sample.bin delete-file dns net send-data write-config write-file zombie guuid=35724696-1800-0000-db1e-f5d7050d0000 pid=3333->guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=3352 execve cd1e13fc-e338-52a2-99d9-63be1d9b9f9c www.google.com:9 guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=3352->cd1e13fc-e338-52a2-99d9-63be1d9b9f9c con 4f6baed0-9587-596c-82b3-fd721afe4cc1 10.0.2.3:53 guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=3352->4f6baed0-9587-596c-82b3-fd721afe4cc1 send: 46B guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=3367 /tmp/sample.bin zombie guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=3352->guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=3367 clone guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=3368 /tmp/sample.bin guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=3352->guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=3368 clone guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=3369 /tmp/sample.bin dns net send-data zombie guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=3352->guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=3369 clone guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=3370 /tmp/sample.bin zombie guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=3352->guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=3370 clone guuid=8f0cf0a9-1800-0000-db1e-f5d73a0d0000 pid=3386 /usr/bin/journalctl guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=3352->guuid=8f0cf0a9-1800-0000-db1e-f5d73a0d0000 pid=3386 execve guuid=adb2141f-1900-0000-db1e-f5d7740e0000 pid=3700 /usr/bin/bash guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=3352->guuid=adb2141f-1900-0000-db1e-f5d7740e0000 pid=3700 execve guuid=ca2f7b3a-1900-0000-db1e-f5d7c90e0000 pid=3785 /usr/bin/bash write-config guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=3352->guuid=ca2f7b3a-1900-0000-db1e-f5d7c90e0000 pid=3785 execve guuid=0c348e62-1900-0000-db1e-f5d70c0f0000 pid=3852 /usr/sbin/update-rc.d guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=3352->guuid=0c348e62-1900-0000-db1e-f5d70c0f0000 pid=3852 execve guuid=5465b9a1-1900-0000-db1e-f5d7d30f0000 pid=4051 /usr/bin/mount guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=3352->guuid=5465b9a1-1900-0000-db1e-f5d7d30f0000 pid=4051 execve guuid=f498c3a2-1900-0000-db1e-f5d7da0f0000 pid=4058 /usr/bin/systemctl guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=3352->guuid=f498c3a2-1900-0000-db1e-f5d7da0f0000 pid=4058 execve guuid=c203cd36-1a00-0000-db1e-f5d727120000 pid=4647 /usr/bin/systemctl guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=3352->guuid=c203cd36-1a00-0000-db1e-f5d727120000 pid=4647 execve guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=4668 /tmp/sample.bin net send-data zombie guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=3352->guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=4668 clone guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=3369->4f6baed0-9587-596c-82b3-fd721afe4cc1 send: 43B bae16f1a-4e75-5bde-bd5b-a9df99e98652 gggg1.guiowow.com:5120 guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=3369->bae16f1a-4e75-5bde-bd5b-a9df99e98652 con guuid=199c6bab-1800-0000-db1e-f5d7400d0000 pid=3392 /usr/bin/systemctl guuid=8f0cf0a9-1800-0000-db1e-f5d73a0d0000 pid=3386->guuid=199c6bab-1800-0000-db1e-f5d7400d0000 pid=3392 execve guuid=1db9e9ed-1800-0000-db1e-f5d7cf0d0000 pid=3535 /usr/bin/systemctl guuid=8f0cf0a9-1800-0000-db1e-f5d73a0d0000 pid=3386->guuid=1db9e9ed-1800-0000-db1e-f5d7cf0d0000 pid=3535 execve guuid=d7115b17-1900-0000-db1e-f5d75f0e0000 pid=3679 /usr/bin/systemctl guuid=8f0cf0a9-1800-0000-db1e-f5d73a0d0000 pid=3386->guuid=d7115b17-1900-0000-db1e-f5d75f0e0000 pid=3679 execve guuid=000f0a20-1900-0000-db1e-f5d77d0e0000 pid=3709 /usr/bin/bash guuid=adb2141f-1900-0000-db1e-f5d7740e0000 pid=3700->guuid=000f0a20-1900-0000-db1e-f5d77d0e0000 pid=3709 clone guuid=a63c1320-1900-0000-db1e-f5d77e0e0000 pid=3710 /usr/bin/bash guuid=adb2141f-1900-0000-db1e-f5d7740e0000 pid=3700->guuid=a63c1320-1900-0000-db1e-f5d77e0e0000 pid=3710 clone guuid=ae67ee67-1900-0000-db1e-f5d7180f0000 pid=3864 /usr/bin/systemctl guuid=0c348e62-1900-0000-db1e-f5d70c0f0000 pid=3852->guuid=ae67ee67-1900-0000-db1e-f5d7180f0000 pid=3864 execve guuid=d12fa5a3-1900-0000-db1e-f5d7df0f0000 pid=4063 /usr/bin/basename guuid=f498c3a2-1900-0000-db1e-f5d7da0f0000 pid=4058->guuid=d12fa5a3-1900-0000-db1e-f5d7df0f0000 pid=4063 execve guuid=cba8dea3-1900-0000-db1e-f5d7e10f0000 pid=4065 /usr/bin/basename guuid=f498c3a2-1900-0000-db1e-f5d7da0f0000 pid=4058->guuid=cba8dea3-1900-0000-db1e-f5d7e10f0000 pid=4065 execve guuid=80621fa4-1900-0000-db1e-f5d7e30f0000 pid=4067 /usr/bin/dash guuid=f498c3a2-1900-0000-db1e-f5d7da0f0000 pid=4058->guuid=80621fa4-1900-0000-db1e-f5d7e30f0000 pid=4067 clone guuid=ae9227a4-1900-0000-db1e-f5d7e40f0000 pid=4068 /usr/bin/systemctl guuid=80621fa4-1900-0000-db1e-f5d7e30f0000 pid=4067->guuid=ae9227a4-1900-0000-db1e-f5d7e40f0000 pid=4068 execve guuid=e4472ba4-1900-0000-db1e-f5d7e50f0000 pid=4069 /usr/bin/sed guuid=80621fa4-1900-0000-db1e-f5d7e30f0000 pid=4067->guuid=e4472ba4-1900-0000-db1e-f5d7e50f0000 pid=4069 execve guuid=c60bca9a-1800-0000-db1e-f5d7180d0000 pid=4668->4f6baed0-9587-596c-82b3-fd721afe4cc1 send: 89B
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/e682ae17-3662-42da-bc39-bacbf8ed211d
Result
Threat name:
Chaos
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1949589
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 persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Yara detected Chaos
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1949589 Sample: amd.elf Startdate: 29/07/2026 Architecture: LINUX Score: 84 85 gggg1.guiowow.com 172.83.158.93, 5120 SPARTANHOSTGB United States 2->85 87 109.202.202.202, 80 INIT7CH Switzerland 2->87 89 4 other IPs or domains 2->89 91 Antivirus / Scanner detection for submitted sample 2->91 93 Multi AV Scanner detection for submitted file 2->93 95 Yara detected Chaos 2->95 11 amd.elf 2->11         started        13 systemd cron 2->13         started        15 systemd cron 2->15         started        17 7 other processes 2->17 signatures3 process4 process5 19 amd.elf amd.elf 11->19         started        23 cron 13->23         started        25 cron 13->25         started        27 cron 15->27         started        file6 75 /etc/profile.d/gateway.sh, Bourne-Again 19->75 dropped 77 /etc/profile.d/bash.cfg.sh, Bourne-Again 19->77 dropped 79 /etc/init.d/x11-common, POSIX 19->79 dropped 81 44 other files (43 malicious) 19->81 dropped 97 Sample tries to set files in /etc globally writable 19->97 99 Sample tries to persist itself using /etc/profile 19->99 101 Drops files in suspicious directories 19->101 29 amd.elf bash 19->29         started        33 amd.elf update-rc.d 19->33         started        35 amd.elf service systemctl 19->35         started        43 4 other processes 19->43 37 cron sh 23->37         started        39 cron sh 25->39         started        41 cron sh 27->41         started        signatures7 process8 file9 83 /etc/crontab, ASCII 29->83 dropped 103 Sample tries to persist itself using cron 29->103 105 Sample tries to persist itself using System V runlevels 33->105 45 update-rc.d systemctl 33->45         started        47 service 35->47         started        59 3 other processes 35->59 49 sh .mod 37->49         started        51 sh .mod 41->51         started        53 bash systemctl 43->53         started        55 bash systemctl 43->55         started        57 bash systemctl 43->57         started        61 4 other processes 43->61 signatures10 process11 process12 63 service systemctl 47->63         started        65 service sed 47->65         started        67 .mod libgdi.so.0.8.2 49->67         started        69 .mod libgdi.so.0.8.2 51->69         started        process13 71 libgdi.so.0.8.2 libgdi.so.0.8.2 67->71         started        73 libgdi.so.0.8.2 libgdi.so.0.8.2 69->73         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/2d8b09556b0e45a68e466079e1b3e9446c94d3e671d84aeef4ea5c200d8f6255
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2d8b09556b0e45a68e466079e1b3e9446c94d3e671d84aeef4ea5c200d8f6255/
Threat name:
Linux.Trojan.Kaiji
Create hunting rule
Status:
Malicious
First seen:
2026-01-21 10:54:10 UTC
File Type:
ELF64 Little (Exe)
AV detection:
21 of 36 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fwfqsvllbzc2ndsgmb46dm7jirwjju7gohmev3xu5jocadmpmjkq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion discovery linux persistence privilege_escalation
Link:
https://tria.ge/reports/260729-q5t6yavhmc/
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
Modifies Bash startup script
Creates/modifies environment variables
Modifies init.d
Modifies Watchdog functionality
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.50
Link:
https://yomi.yoroi.company/submissions/2d8b09556b0e45a68e466079e1b3e9446c94d3e671d84aeef4ea5c200d8f6255

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
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
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: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:golang_duffcopy_amd64
Create hunting rule
Rule name:Golang_Find_CSC846
Create hunting rule
Author:Ashar Siddiqui
Description:Find Go Signatuers
Rule name:Golang_Find_CSC846_Simple
Create hunting rule
Author:Ashar Siddiqui
Description:Find Go Signatuers
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:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
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:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:Suspicious_Golang_Binary
Create hunting rule
Author:Tim Machac
Description:Triage: Golang-compiled binary with suspicious OS/persistence/network strings (not family-specific)
Rule name:telebot_framework
Create hunting rule
Author:vietdx.mb
Rule name:test_Malaysia
Create hunting rule
Author:rectifyq
Description:Detects file containing malaysia string
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
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

Chaos

elf 2d8b09556b0e45a68e466079e1b3e9446c94d3e671d84aeef4ea5c200d8f6255

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3893525/
  
Delivery method
Distributed via web download

Comments