MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cf284105b76caf1f2f775de2207e9743ca4a479924b06b0ab3a41251104953f3. 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

CryptBot

Vendor detections: 16

Intelligence 16 IOCs YARA 14 File information Comments

SHA256 hash:	cf284105b76caf1f2f775de2207e9743ca4a479924b06b0ab3a41251104953f3
SHA3-384 hash:	46c829a37eb557a684a8cce9e67b279a7bbb52549ea02f875a724e2589208572701fb23bf210a702e5373c3e0c58462b
SHA1 hash:	a72132f73981dcacfa2d322176121152a880ef19
MD5 hash:	4ae8af6fba92e19af09d19070b33c7c2
humanhash:	six-july-papa-pasta
File name:	random.exe
Download:	download sample
Signature	CryptBot Create hunting rule
File size:	6'625'792 bytes
First seen:	2025-03-01 15:23:35 UTC
Last seen:	2025-03-29 13:22:28 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep	98304:hjQBHwSW6RBfuVbx3/4pIrZC5EimIfFUsidrV2XJsNf7tnMhXWKsTA0KIY9E:hcBHwSwVmpaZP/ItSHKsTAQY9
TLSH	T17866CF92B44672CFEA8A1678C527CE81696D43B9871448C7D83C74FA7FA3CC116FAC64
TrID	25.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 19.1% (.EXE) Win16 NE executable (generic) (5038/12/1) 17.1% (.EXE) Win32 Executable (generic) (4504/4/1) 7.8% (.EXE) Win16/32 Executable Delphi generic (2072/23) 7.8% (.ICL) Windows Icons Library (generic) (2059/9)
Magika	pebin
Reporter	aachum
Tags:	176-113-115-7 CryptBot exe

iamaachum

http://176.113.115.7/files/martin1/random.exe

CryptBot Botnet: 5
CryptBot C2: http://home.fivenn5sr.top/DoDOGDWnPbpMwhmjDvNk17

Intelligence

File Origin

# of uploads :

# of downloads :

432

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

random.exe

Verdict:

Malicious activity

Analysis date:

2025-03-01 15:25:19 UTC

Tags:

cryptbot stealer themida antivm

Link:

https://app.any.run/tasks/a54cd623-74b6-4473-81c7-b4a5df171084

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection(s):

SecuriteInfo.com.Trojan.Lumma-1.UNOFFICIAL

Verdict:

Clean

Score:

89.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67c326e52dfba428b46f91e5

Tags:

n/a

Result

Verdict:

Suspicious

Maliciousness:

Behaviour

Сreating synchronization primitives

Searching for analyzing tools

Searching for the window

DNS request

Connection attempt

Sending a custom TCP request

Creating a window

Query of malicious DNS domain

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

anti-vm crypt crypto obfuscated packed packed packer_detected

Link:

https://www.filescan.io/uploads/67c326a53c5f644bd93df9b1/reports/6e5eb495-a715-473d-a9fe-58787a73aa2d/overview

Verdict:

Malicious

Labled as:

Zusy.Generic

Link:

https://www.hybrid-analysis.com/sample/cf284105b76caf1f2f775de2207e9743ca4a479924b06b0ab3a41251104953f3

Result

Verdict:

MALICIOUS

Details

Windows PE Executable

Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/fe23c6f1-128d-449e-a426-26fc6a1a3ffa

Result

Threat name:

Cryptbot

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1627191

Signature

Antivirus / Scanner detection for submitted sample

Antivirus detection for URL or domain

C2 URLs / IPs found in malware configuration

Detected unpacking (changes PE section rights)

Found malware configuration

Hides threads from debuggers

Joe Sandbox ML detected suspicious sample

Multi AV Scanner detection for submitted file

PE file contains section with special chars

Potentially malicious time measurement code found

Tries to detect process monitoring tools (Task Manager, Process Explorer etc.)

Tries to detect sandboxes / dynamic malware analysis system (registry check)

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

Tries to detect sandboxes and other dynamic analysis tools (window names)

Tries to detect virtualization through RDTSC time measurements

Tries to evade debugger and weak emulator (self modifying code)

Yara detected Cryptbot

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/cf284105b76caf1f2f775de2207e9743ca4a479924b06b0ab3a41251104953f3

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/cf284105b76caf1f2f775de2207e9743ca4a479924b06b0ab3a41251104953f3/

Threat name:

Win32.Infostealer.Tinba

Status:

Malicious

First seen:

2025-02-26 01:37:19 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

25 of 38 (65.79%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=z4uecbnxnsxr6l3xlxrca7uxipfeur4zesygwcvtuqjfcecjkpzq._file

Verdict:

malicious

Label(s):

cryptbot

Similar samples:

error

CryptBot

Result

Malware family:

cryptbot

Score:

10/10

Tags:

family:cryptbot defense_evasion discovery spyware stealer

Link:

https://tria.ge/reports/250301-ss8jxatzgs/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Program crash

System Location Discovery: System Language Discovery

Suspicious use of NtSetInformationThreadHideFromDebugger

Checks installed software on the system

Checks BIOS information in registry

Identifies Wine through registry keys

Enumerates VirtualBox registry keys

Identifies VirtualBox via ACPI registry values (likely anti-VM)

CryptBot

Cryptbot family

Malware Config

C2 Extraction:

http://home.fivenn5sr.top/DoDOGDWnPbpMwhmjDvNk17

Verdict:

Malicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/27aa3829-6305-4c5e-8f5a-ec6ca60d6641

Unpacked files

SH256 hash:

cf284105b76caf1f2f775de2207e9743ca4a479924b06b0ab3a41251104953f3

MD5 hash:

4ae8af6fba92e19af09d19070b33c7c2

SHA1 hash:

a72132f73981dcacfa2d322176121152a880ef19

Link:

https://www.unpac.me/results/1bda7f0c-3db1-4492-9e1e-870ab45def81/

SH256 hash:

9267e4992c56839b4d8513221370d617ebc82c40802a48efbee6db23399145d1

MD5 hash:

07ffdeb76104e132124b4128a0d2f562

SHA1 hash:

a883dfa03cd1f5fda77b653f5699bf14c19eb48e

Detections:

CryptBot

Link:

https://www.unpac.me/results/1bda7f0c-3db1-4492-9e1e-870ab45def81/

Malware family:

CryptBot.v4

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/cf284105b76c/report/overview.html

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

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/cf284105b76caf1f2f775de2207e9743ca4a479924b06b0ab3a41251104953f3

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:	BLOWFISH_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for Blowfish constants

Rule name:	golang_bin_JCorn_CSC846 Create hunting rule
Author:	Justin Cornwell
Description:	CSC-846 Golang detection ruleset

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

Rule name:	pe_detect_tls_callbacks Create hunting rule

Rule name:	PE_Digital_Certificate Create hunting rule
Author:	albertzsigovits

Rule name:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

Rule name:	reverse_http Create hunting rule
Author:	CD_R0M_
Description:	Identify strings with http reversed (ptth)

Rule name:	RIPEMD160_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for RIPEMD-160 constants

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:	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:	test_Malaysia Create hunting rule
Author:	rectifyq
Description:	Detects file containing malaysia string

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

Rule name:	WHIRLPOOL_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for WhirlPool constants

File information

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

Web download

CryptBot

exe cf284105b76caf1f2f775de2207e9743ca4a479924b06b0ab3a41251104953f3

(this sample)

Link

https://tria.ge/250301-smc6tavkx8/

Dropped by

Amadey

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

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (HIGH_ENTROPY_VA)	high
CHECK_NX	Missing Non-Executable Memory Protection	critical

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