MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c82b47ea3e67015d88b53cc87fc58657709ba3c0779f588d4a5cdaecf35c5e04. 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: 12


Intelligence 12 IOCs YARA 14 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c82b47ea3e67015d88b53cc87fc58657709ba3c0779f588d4a5cdaecf35c5e04
SHA3-384 hash: 1001d6be0f456348d64a5ba402d9a72382fc188e76cc240ac3be59a33b0c654f99d3cd7b5a236db033a3c05850c476cc
SHA1 hash: 53de42dd33a503b265489f71d1afb10a561fd4fc
MD5 hash: 78fe175d92c2cb102db3a315bb03f2fd
humanhash: football-ohio-quebec-stream
File name:start-this-105.exe
Download: download sample
Signature CryptBot
Create hunting rule
File size:7'979'144 bytes
First seen:2025-02-08 15:57:24 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 51b39aff649af7abc30a06f2362db069 (27 x CryptBot)
ssdeep 49152:6OSSuRXl8Wmnx5GroQvNFhWco1fe2KKMJ2T8esSq6++AdcWIhlYy1ygK3bYOPyzO:6OEsWmao4D8cCfzKhec6+zdk9Kvyz8h
Threatray 719 similar samples on MalwareBazaar
TLSH T1FC863B65EEA741F5D98345725016B73F6E30EF009D39CEB6CB81FB34D972A12A90E218
TrID 34.2% (.EXE) InstallShield setup (43053/19/16)
24.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
13.1% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
8.3% (.EXE) Win64 Executable (generic) (10522/11/4)
5.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
Magika pebin
Reporter aachum
Tags:CryptBot exe signed www.microsoft.com

Code Signing Certificate

Organisation:www.microsoft.com
Issuer:Microsoft Azure RSA TLS Issuing CA 04
Algorithm:sha256WithRSAEncryption
Valid from:2024-08-26T16:01:06Z
Valid to:2025-08-21T16:01:06Z
Serial number: 33009f7b734db0480411eb0bba0000009f7b73
Intelligence: 28 malware samples on MalwareBazaar are signed with this code signing certificate
Thumbprint Algorithm:SHA256
Thumbprint: 799db3903e534eba27726218c1e0da510e4e10c8ec691ce478a0eb011ce64b5d
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform


Avatar
iamaachum
https://github.com/legendary6911331/dffdsfdssdfsfd/releases/download/dsfdsffdsdsffsd/start-this-105.exe

CryptBot Botnet: 20
CryptBot C2: http://home.twntgg20sb.top/JgCAMzywLKBdEGDHZrSG11

Intelligence

File Origin
# of uploads :
1
# of downloads :
464
Origin country :
ES ES
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
start-this-105.exe
Verdict:
Malicious activity
Analysis date:
2025-02-08 15:53:12 UTC
Tags:
cryptbot stealer antivm crypto-regex
Link:
https://app.any.run/tasks/81ad0265-0b45-403d-b1ad-5a5d7425dfd4

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Malware.Zusy-10037135-0
Create hunting rule

Gathering data
Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
DNS request
Connection attempt
Sending a custom TCP request
Creating a window
Verdict:
Malicious
Labled as:
Zusy.Generic
Link:
https://www.hybrid-analysis.com/sample/c82b47ea3e67015d88b53cc87fc58657709ba3c0779f588d4a5cdaecf35c5e04
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/20227959-8504-4c0e-ac11-c8d8c91e3e7e
Result
Threat name:
Cryptbot
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1610139
Signature
C2 URLs / IPs found in malware configuration
Contain functionality to detect virtual machines
Found malware configuration
Infostealer behavior detected
Joe Sandbox ML detected suspicious sample
Leaks process information
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected Cryptbot
Behaviour
Behavior Graph:
Download SVG
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/c82b47ea3e67015d88b53cc87fc58657709ba3c0779f588d4a5cdaecf35c5e04
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c82b47ea3e67015d88b53cc87fc58657709ba3c0779f588d4a5cdaecf35c5e04/
Threat name:
Win32.Trojan.LummaStealer
Create hunting rule
Status:
Malicious
First seen:
2025-02-02 22:33:46 UTC
File Type:
PE (Exe)
AV detection:
24 of 38 (63.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zavup2r6m4av3cfvhteh7rmgk5yjxi6ao6pvrdkkltnoz424lyca._file
Verdict:
malicious
Label(s):
cryptbot
Create hunting rule
Similar samples:
4648e37901ccb1b4cc76c67a6d13d13d4233233bc8ef0f167f411821e682ba01
CryptBot
7f278608031fb3c51539a4223344b43d15c77daead13a7d950b907ee1aa15d98
CryptBot
bc6d4f8f0c74ab5d8db8e6c15d713103c922c40231fa6bde2b42187088a181f4
CryptBot
ec0d356acab765845f3a575925bcf37bb123d9e31a7d715a40ab9a45c8ab9747
CryptBot
error
CryptBot
f547e0496838c475776821a193912e485805fb40644ba6d089a798a1edbc35ba
CryptBot
+ 709 additional samples on MalwareBazaar
Result
Malware family:
cryptbot
Create hunting rule
Score:
  10/10
Tags:
family:cryptbot credential_access defense_evasion discovery spyware stealer
Link:
https://tria.ge/reports/250208-teng9avpdk/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Browser Information Discovery
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
System Network Configuration Discovery: Internet Connection Discovery
Checks installed software on the system
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of web browsers
Downloads MZ/PE file
Uses browser remote debugging
Enumerates VirtualBox registry keys
CryptBot
Cryptbot family
Detects CryptBot payload
Malware Config
C2 Extraction:
http://home.twntgg20sb.top/JgCAMzywLKBdEGDHZrSG11
Verdict:
Unknown
Tags:
Win.Malware.Zusy-10037135-0
YARA:
n/a
Link:
https://app.threat.zone/submission/27d410fd-9f70-4331-b7f4-f1feaf56cca5
Unpacked files
SH256 hash:
c82b47ea3e67015d88b53cc87fc58657709ba3c0779f588d4a5cdaecf35c5e04
MD5 hash:
78fe175d92c2cb102db3a315bb03f2fd
SHA1 hash:
53de42dd33a503b265489f71d1afb10a561fd4fc
Detections:
CryptBot
Create hunting rule
Link:
https://www.unpac.me/results/ff74eafc-d720-4f5e-ac07-36a231e367e1/
Malware family:
CryptBot.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c82b47ea3e67/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/c82b47ea3e67015d88b53cc87fc58657709ba3c0779f588d4a5cdaecf35c5e04

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

Executable exe c82b47ea3e67015d88b53cc87fc58657709ba3c0779f588d4a5cdaecf35c5e04

(this sample)

  
Link
https://tria.ge/250208-s64g4svlan/static1
  
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
IDTitleSeverity
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
Reviews
IDCapabilitiesEvidence
COM_BASE_APICan Download & Execute componentsole32.dll::CreateStreamOnHGlobal
GDI_PLUS_APIInterfaces with Graphicsgdiplus.dll::GdiplusStartup
gdiplus.dll::GdiplusShutdown
gdiplus.dll::GdipGetImageEncoders
gdiplus.dll::GdipGetImageEncodersSize
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::OpenProcess
KERNEL32.dll::CloseHandle
KERNEL32.dll::CreateThread
WIN_BASE_APIUses Win Base APIKERNEL32.dll::CreateFiberEx
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::GetDriveTypeA
KERNEL32.dll::GetSystemInfo
KERNEL32.dll::GetStartupInfoA
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::ReadConsoleA
KERNEL32.dll::ReadConsoleW
KERNEL32.dll::SetConsoleMode
KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateFileA
KERNEL32.dll::CreateFileMappingA
KERNEL32.dll::MoveFileExA
KERNEL32.dll::GetSystemDirectoryA
KERNEL32.dll::GetFileAttributesA
KERNEL32.dll::FindFirstFileA
WIN_BCRYPT_APICan Encrypt Filesbcrypt.dll::BCryptGenRandom
WIN_CRYPT_APIUses Windows Crypt APICRYPT32.dll::CertDuplicateCertificateContext
CRYPT32.dll::CertEnumCertificatesInStore
CRYPT32.dll::CertFindCertificateInStore
CRYPT32.dll::CertFreeCertificateContext
CRYPT32.dll::CertGetCertificateContextProperty
CRYPT32.dll::CertGetEnhancedKeyUsage
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegNotifyChangeKeyValue
ADVAPI32.dll::RegOpenKeyExA
ADVAPI32.dll::RegOpenKeyExW
ADVAPI32.dll::RegQueryValueExA
WIN_SOCK_APIUses Network to send and receive dataWS2_32.dll::accept
WS2_32.dll::bind
WS2_32.dll::closesocket
WS2_32.dll::connect
WS2_32.dll::gethostbyaddr
WS2_32.dll::gethostbyname
WIN_USER_APIPerforms GUI ActionsUSER32.dll::FindWindowA

Comments