MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f3be737d9b2779ba7777e6989a68a1d3765fedf10ce9d3f9f6e58b36fce76fa0. 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



Threat unknown


Vendor detections: 6


Intelligence 6 IOCs YARA 22 File information Comments

SHA256 hash: f3be737d9b2779ba7777e6989a68a1d3765fedf10ce9d3f9f6e58b36fce76fa0
SHA3-384 hash: 7291de4a921d83f7cdc63e1f5dbf6b3d676e939f960bd84ca3be357e74feb48965eac7e94e3b750edce80554dcd03a38
SHA1 hash: c884a94596e86a7933d998713636b7d501a3423a
MD5 hash: 7fe6a1ac009c8e82ec0458eac6df0d7a
humanhash: eighteen-zebra-wyoming-lion
File name:vulcan_mipsle
Download: download sample
File size:8'257'751 bytes
First seen:2026-05-28 20:32:45 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 49152:xFqkIYs2SYn91PMpQq/UGThqYXcDvSSM8e7ISUV8RJ/xO/lT4OTcg5EL:eTHThckIVdTl9EL
TLSH T16E86E719ACC52BE6C06C4E7450EECE5222B45D144BF14A3A26A4FFE9BC762347F0799C
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 upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 c4424864cb5a57df4e81561cac23913d02f908bcf92f3c11f188679d9ab02c7d
File size (compressed) :2'028'732 bytes
File size (de-compressed) :8'257'751 bytes
Format:linux/mipsel
Packed file: c4424864cb5a57df4e81561cac23913d02f908bcf92f3c11f188679d9ab02c7d

Intelligence


File Origin
# of uploads :
1
# of downloads :
90
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:

Behaviour
Manages services
Connection attempt
Sets a written file as executable
Creating a process from a recently created file
Creating a file
Launching a process
Creates directories
Deleting a recently created file
Creates or modifies symbolic links in /init.d to set up autorun
Creates or modifies files in /init.d to set up autorun
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
crypto golang reconnaissance
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-05-28T18:34:00Z UTC
Last seen:
2026-05-28T18:48:00Z UTC
Hits:
~10
Status:
terminated
Behavior Graph:
%3 guuid=99a712b7-1c00-0000-b17b-00273b090000 pid=2363 /usr/bin/sudo guuid=26d8e2b9-1c00-0000-b17b-002742090000 pid=2370 /tmp/sample.bin guuid=99a712b7-1c00-0000-b17b-00273b090000 pid=2363->guuid=26d8e2b9-1c00-0000-b17b-002742090000 pid=2370 execve
Result
Threat name:
n/a
Detection:
clean
Classification:
n/a
Score:
1 / 100
Behaviour
Behavior Graph:
n/a
Threat name:
Linux.Trojan.Multiverze
Status:
Malicious
First seen:
2026-05-28 20:35:20 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 37 (37.84%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  9/10
Tags:
defense_evasion discovery execution persistence privilege_escalation
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
System Network Configuration Discovery
Modifies Bash startup script
Creates/modifies Cron job
Creates/modifies environment variables
Modifies init.d
Modifies systemd
Writes file to system bin folder
Contacts a large (2782) amount of remote hosts
Creates a large amount of network flows
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:DetectEncryptedVariants
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
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:dsc
Author:Aaron DeVera
Description:Discord domains
Rule name:enterpriseapps2
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:EXPL_Log4j_CVE_2021_44228_Dec21_Soft
Author:Florian Roth (Nextron Systems)
Description:Detects indicators in server logs that indicate an exploitation attempt of CVE-2021-44228
Reference:https://twitter.com/h113sdx/status/1469010902183661568?s=20
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: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:SHA512_Constants
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:Suspicious_Golang_Binary
Author:Tim Machac
Description:Triage: Golang-compiled binary with suspicious OS/persistence/network strings (not family-specific)
Rule name:telebot_framework
Author:vietdx.mb
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

elf f3be737d9b2779ba7777e6989a68a1d3765fedf10ce9d3f9f6e58b36fce76fa0

(this sample)

  
Delivery method
Distributed via web download

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