Malware Analysis Report

2025-06-16 05:18

Sample ID 220212-a64trsebg6
Target bcafd3989097e0631a1dbb1fb996690c7c5240c81e6496184268a8f4f2a840ec
SHA256 bcafd3989097e0631a1dbb1fb996690c7c5240c81e6496184268a8f4f2a840ec
Tags
cryptbot spyware stealer discovery
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

bcafd3989097e0631a1dbb1fb996690c7c5240c81e6496184268a8f4f2a840ec

Threat Level: Known bad

The file bcafd3989097e0631a1dbb1fb996690c7c5240c81e6496184268a8f4f2a840ec was found to be: Known bad.

Malicious Activity Summary

cryptbot spyware stealer discovery

CryptBot

Deletes itself

Reads user/profile data of web browsers

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

Drops file in Windows directory

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Checks processor information in registry

Delays execution with timeout.exe

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-02-12 00:50

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-02-12 00:50

Reported

2022-02-12 00:53

Platform

win7-en-20211208

Max time kernel

122s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bcafd3989097e0631a1dbb1fb996690c7c5240c81e6496184268a8f4f2a840ec.exe"

Signatures

CryptBot

spyware stealer cryptbot

Deletes itself

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A

Enumerates physical storage devices

Checks processor information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\bcafd3989097e0631a1dbb1fb996690c7c5240c81e6496184268a8f4f2a840ec.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\bcafd3989097e0631a1dbb1fb996690c7c5240c81e6496184268a8f4f2a840ec.exe N/A

Delays execution with timeout.exe

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\timeout.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\bcafd3989097e0631a1dbb1fb996690c7c5240c81e6496184268a8f4f2a840ec.exe

"C:\Users\Admin\AppData\Local\Temp\bcafd3989097e0631a1dbb1fb996690c7c5240c81e6496184268a8f4f2a840ec.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\system32\cmd.exe" /c rd /s /q C:\Users\Admin\AppData\Local\Temp\lChjuRVtG & timeout 4 & del /f /q "C:\Users\Admin\AppData\Local\Temp\bcafd3989097e0631a1dbb1fb996690c7c5240c81e6496184268a8f4f2a840ec.exe"

C:\Windows\SysWOW64\timeout.exe

timeout 4

Network

N/A

Files

memory/1352-53-0x0000000000968000-0x000000000098E000-memory.dmp

memory/1352-54-0x0000000075CE1000-0x0000000075CE3000-memory.dmp

memory/1352-55-0x0000000000968000-0x000000000098E000-memory.dmp

memory/1352-56-0x0000000000220000-0x0000000000265000-memory.dmp

memory/1352-57-0x0000000000400000-0x0000000000448000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-02-12 00:50

Reported

2022-02-12 00:53

Platform

win10v2004-en-20220113

Max time kernel

149s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bcafd3989097e0631a1dbb1fb996690c7c5240c81e6496184268a8f4f2a840ec.exe"

Signatures

CryptBot

spyware stealer cryptbot

Reads user/profile data of web browsers

spyware stealer

Accesses cryptocurrency files/wallets, possible credential harvesting

spyware

Checks installed software on the system

discovery

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk C:\Windows\system32\svchost.exe N/A
File opened for modification C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log C:\Windows\system32\svchost.exe N/A
File opened for modification C:\Windows\SoftwareDistribution\DataStore\DataStore.edb C:\Windows\system32\svchost.exe N/A
File opened for modification C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm C:\Windows\system32\svchost.exe N/A
File opened for modification C:\Windows\SoftwareDistribution\ReportingEvents.log C:\Windows\system32\svchost.exe N/A
File opened for modification C:\Windows\Logs\CBS\CBS.log C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
File opened for modification C:\Windows\WinSxS\pending.xml C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
File opened for modification C:\Windows\WindowsUpdate.log C:\Windows\system32\svchost.exe N/A

Enumerates physical storage devices

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\bcafd3989097e0631a1dbb1fb996690c7c5240c81e6496184268a8f4f2a840ec.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\bcafd3989097e0631a1dbb1fb996690c7c5240c81e6496184268a8f4f2a840ec.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeShutdownPrivilege N/A C:\Windows\system32\svchost.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\system32\svchost.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\system32\svchost.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\system32\svchost.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\system32\svchost.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\system32\svchost.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\bcafd3989097e0631a1dbb1fb996690c7c5240c81e6496184268a8f4f2a840ec.exe

"C:\Users\Admin\AppData\Local\Temp\bcafd3989097e0631a1dbb1fb996690c7c5240c81e6496184268a8f4f2a840ec.exe"

C:\Windows\system32\svchost.exe

C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv

C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe

C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding

Network

Country Destination Domain Proto
US 8.8.8.8:53 gomdhv42.top udp
US 8.8.8.8:53 gomdhv42.top udp
US 8.8.8.8:53 gomdhv42.top udp
US 8.8.8.8:53 gomdhv42.top udp
US 8.8.8.8:53 gomdhv42.top udp
US 8.8.8.8:53 gomdhv42.top udp
US 8.8.8.8:53 gomdhv42.top udp
US 8.8.8.8:53 gomdhv42.top udp
US 8.8.8.8:53 gomdhv42.top udp
US 8.8.8.8:53 gomdhv42.top udp
US 8.8.8.8:53 gomdhv42.top udp
US 8.8.8.8:53 gomdhv42.top udp
US 8.8.8.8:53 gomdhv42.top udp
US 8.8.8.8:53 gomdhv42.top udp
US 8.8.8.8:53 gomdhv42.top udp
US 8.8.8.8:53 gomdhv42.top udp
US 8.8.8.8:53 gomdhv42.top udp
US 8.8.8.8:53 gomdhv42.top udp
US 8.8.8.8:53 gomdhv42.top udp
US 8.8.8.8:53 gomdhv42.top udp
US 8.8.8.8:53 gomdhv42.top udp

Files

memory/4132-130-0x0000000000862000-0x0000000000887000-memory.dmp

memory/4132-131-0x0000000000862000-0x0000000000887000-memory.dmp

memory/4132-132-0x0000000000610000-0x0000000000655000-memory.dmp

memory/4132-133-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2240-134-0x000001DAB4A20000-0x000001DAB4A30000-memory.dmp

memory/2240-135-0x000001DAB4A80000-0x000001DAB4A90000-memory.dmp

memory/2240-136-0x000001DAB7150000-0x000001DAB7154000-memory.dmp