MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d57cbd24021bde3b323b13276e3d488d0167a12c63fe6bfaab54f056bf5b70fd. 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

CatStorm

Vendor detections: 6

Intelligence 6 IOCs YARA 37 File information Comments

SHA256 hash:	d57cbd24021bde3b323b13276e3d488d0167a12c63fe6bfaab54f056bf5b70fd
SHA3-384 hash:	a73971638017090ebc5a2851d1d5994e1950dd2a0ac32d9aeb9a4d3f98a6a5c9bea41d099ff6b14bf56d591cbe3758b6
SHA1 hash:	ba8f9a8d0c415a85a26a5303d7701ec937fd51d5
MD5 hash:	f7b54aac84d43e2847e1464811d27a5d
humanhash:	social-papa-uniform-december
File name:	x86_64
Download:	download sample
Signature	CatStorm Create hunting rule
File size:	6'037'796 bytes
First seen:	2026-10-26 06:02:33 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	49152:mw+lz5J7VN86ZDx7CeVkine/7Cp8RB0t71pFJLkPhPdeP1Rfa39MzkmqHKQKDKMq:mwK9RRAVBe71fpm6PjU8qkSWET
TLSH	T1B7565A43FCA515E9C0AAE2358A629153BA717C495B3123D72F60F7287F73BD0AA79700
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	tipo_deincognito
Tags:	CatStorm ddos elf miner Monero PERSISTENCE

tipo_deincognito

CatStorm DDoS bot and Monero miner. Go 1.25.0 build, module path catstorm/Bot. Connects to hardcoded C2 94.154.43.195:9111 over raw TCP and sends a REGISTER linux amd64 record with CPU, RAM, disk and speedtest data. Includes UDP/TCP/DNS/SSH/HTTP flood methods, process killing, and persistence via systemd-update, cron, rc.local and profile.d. Contains XMRig x64 deployment strings for Monero mining.

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

No detections

Detection(s):

SecuriteInfo.com.Linux.Flooder-5.UNOFFICIAL

Result

Verdict:

Clean

Maliciousness:

Verdict:

Unknown

Threat level:

2.5/10

Confidence:

100%

Tags:

base64 crypto expand golang lolbin reconnaissance

Link:

https://www.filescan.io/uploads/6adeed245d5aef76177d93a0/reports/13f802d4-e122-46b6-a55d-666759dd90e2/overview

Verdict:

Malicious

File Type:

elf.64.le

First seen:

2026-10-26T04:20:00Z UTC

Last seen:

2026-10-27T19:22:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/d57cbd24021bde3b323b13276e3d488d0167a12c63fe6bfaab54f056bf5b70fd/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/b29b22e6-703e-4421-93e8-caeb670d1e5f

Behavior Graph:

Download SVG

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/c1adf6be-97d4-4516-a8ac-4b8694f4eb16

Result

Threat name:

CatStorm

Detection:

malicious

Classification:

troj.mine

Score:

60 / 100

Link:

https://www.joesandbox.com/analysis/1993155

Signature

Found strings related to Crypto-Mining

Multi AV Scanner detection for submitted file

Yara detected CatStorm

Behaviour

Behavior Graph:

Download SVG

Score:

95%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/d57cbd24021bde3b323b13276e3d488d0167a12c63fe6bfaab54f056bf5b70fd

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/d57cbd24021bde3b323b13276e3d488d0167a12c63fe6bfaab54f056bf5b70fd/

Threat name:

Linux.Coinminer.XMRig

Status:

Malicious

First seen:

2026-10-26 06:03:44 UTC

File Type:

ELF64 Little (Exe)

AV detection:

11 of 38 (28.95%)

Threat level:

4/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=2v6l2jacdppdwmr3cmtw4pkiruawpijmmp7gx6vlktyfnp23od6q._file

Result

Malware family:

n/a

Score:

1/10

Tags:

linux

Link:

https://tria.ge/reports/261026-gr57lsdw5p/

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Suspicious File

Score:

0.30

Link:

https://yomi.yoroi.company/submissions/d57cbd24021bde3b323b13276e3d488d0167a12c63fe6bfaab54f056bf5b70fd

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:	ach_202610_elf_catstorm Create hunting rule
Author:	abuse.ch
Description:	Detects CatStorm

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:	ELF_Packer_Dropper_Fileless_Armhf Create hunting rule
Author:	Serhii Kocherhan
Description:	Detects obfuscated Linux ELF packers/droppers featuring ChaCha20/RC4 decryption, memfd_create/execveat fileless execution capabilities, and unique binary artifacts.

Rule name:	enterpriseapps2 Create hunting rule
Author:	Tim Brown @timb_machine
Description:	Enterprise apps

Rule name:	exploit_any_poppopret Create hunting rule
Author:	Jeff White [karttoon@gmail.com] @noottrak
Description:	Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries.

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:	LIN_Malware_Unknown_ForgeAuto_0daebbb8 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (elf, etat binaire)

Rule name:	LIN_Sample_Unique_4c099562 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (elf, etat binaire)

Rule name:	MD5_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for MD5 constants

Rule name:	MIRAI_TELNETCURL_payload Create hunting rule
Author:	AfterPacket
Description:	Mirai-lineage ELF payload carrying the leaked-source decoy domain
Reference:	https://github.com/Afterpacket/drosera-threat-intel

Rule name:	NSVPS_Hydra_SSH_Bruteforce Create hunting rule
Author:	sanad (NSVPS-SOC)
Description:	Hydra SSH brute-force campaign credentials pattern from NSVPS honeypot

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:	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

Rule name:	vmdetect Create hunting rule
Author:	nex
Description:	Possibly employs anti-virtualization techniques

Rule name:	Web_Generic_Binary_URL_Download Create hunting rule
Author:	Serhii Kocherhan
Description:	Detects files containing HTTP or HTTPS links pointing directly to .bin payload extensions.

File information

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

Web download

CatStorm

elf d57cbd24021bde3b323b13276e3d488d0167a12c63fe6bfaab54f056bf5b70fd

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/4025780/

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