Malware Analysis Report

2024-10-23 20:08

Sample ID 240802-31y1jszgnh
Target 8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366
SHA256 8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366
Tags
discovery darkcomet guest16 persistence rat trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366

Threat Level: Known bad

The file 8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366 was found to be: Known bad.

Malicious Activity Summary

discovery darkcomet guest16 persistence rat trojan

Modifies WinLogon for persistence

Darkcomet

Loads dropped DLL

Deletes itself

Executes dropped EXE

Checks computer location settings

Adds Run key to start application

Drops file in System32 directory

Suspicious use of SetThreadContext

System Location Discovery: System Language Discovery

Program crash

Enumerates physical storage devices

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-02 23:59

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-02 23:59

Reported

2024-08-03 00:02

Platform

win7-20240708-en

Max time kernel

122s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe"

Signatures

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3032 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 3032 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 3032 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 3032 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 3032 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 3032 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 3032 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 3032 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 3032 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 3032 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 3032 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 3032 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 3032 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 3032 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 3032 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe

Processes

C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe

"C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe"

C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe

C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe

Network

N/A

Files

memory/3032-0-0x0000000074C21000-0x0000000074C22000-memory.dmp

memory/3032-1-0x0000000074C20000-0x00000000751CB000-memory.dmp

memory/3032-2-0x0000000074C20000-0x00000000751CB000-memory.dmp

\Users\Admin\AppData\Local\Temp\D1.dll

MD5 63fc996c75f5560acbe0a28dfee18f07
SHA1 f07317e054060d5bc41b9c583ead723288e2cdd4
SHA256 b1409c400b05819d175022c10ce322d20658cff102d5b78900d4cd2fc20a7dc9
SHA512 dffe944844fccfa7fadf91326fc931b7536d25f1ce205cd9cafad0319402a2c79dbce96003f441433991eae3685d71cded6ed27a24e21d58463c009461fb5f7e

\Users\Admin\AppData\Local\Temp\D3.dll

MD5 91e37a28b4ab1e638bd54084a298dad5
SHA1 6c3c1d79bb96585738108fafe3d7605183cb5dd9
SHA256 0fe99fd185be2fdd7c8d26c972cda38fe14f39a6d4530951ce56fd743c64095e
SHA512 ab3609b69dd33f4bf13aaac5f8ef0dbe9f5001884f068ff5c14ff1c2b529b460ba56bea35e901e16fb1eb133c25c42d9a0ac8db0c542ea4dd450449730efe5b2

\Users\Admin\AppData\Local\Temp\D2.dll

MD5 2f52e1cc7eb9a7380dbf0d4ec24663bd
SHA1 7cd8cf6e15a87fa70a0065d4fa2e7cccd62bb85f
SHA256 a62407aaa2d649a6bace93fa802408977844c6a4264df5d1713842b5fb98f386
SHA512 8d5450f1ad0c237fc9ea076ecca1ea9667c9f560d6a264349320461ff4f35efaa64a0541167e3f8ad1a13f4f4ef453ec72b5e4d013b7a783a3fabbe1a4426002

memory/3032-27-0x0000000074C20000-0x00000000751CB000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-02 23:59

Reported

2024-08-03 00:02

Platform

win10v2004-20240802-en

Max time kernel

95s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe"

Signatures

Darkcomet

trojan rat darkcomet

Modifies WinLogon for persistence

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Windows\\system32\\MSDCSC\\WindowsUpdate.exe" C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A

Deletes itself

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

Executes dropped EXE

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

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
N/A N/A C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe N/A
N/A N/A C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe N/A
N/A N/A C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe N/A
N/A N/A C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe N/A
N/A N/A C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe N/A
N/A N/A C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe N/A
N/A N/A C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe N/A
N/A N/A C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe N/A
N/A N/A C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe N/A
N/A N/A C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe N/A
N/A N/A C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe N/A
N/A N/A C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WindowsUpdate = "C:\\Windows\\system32\\MSDCSC\\WindowsUpdate.exe" C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\MSDCSC\D1.dll C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe N/A
File opened for modification C:\Windows\SysWOW64\MSDCSC\D1.dll C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe N/A
File created C:\Windows\SysWOW64\MSDCSC\D2.dll C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe N/A
File opened for modification C:\Windows\SysWOW64\MSDCSC\D3.dll C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe N/A
File opened for modification C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
File opened for modification C:\Windows\SysWOW64\MSDCSC\ C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
File opened for modification C:\Windows\SysWOW64\MSDCSC\D2.dll C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe N/A
File created C:\Windows\SysWOW64\MSDCSC\D3.dll C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe N/A
File created C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A

Enumerates physical storage devices

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\notepad.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
Token: 36 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4876 wrote to memory of 3724 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 4876 wrote to memory of 3724 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 4876 wrote to memory of 3724 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 4876 wrote to memory of 3724 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 4876 wrote to memory of 3724 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 4876 wrote to memory of 3724 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 4876 wrote to memory of 3724 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 4876 wrote to memory of 3724 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 4876 wrote to memory of 3724 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 4876 wrote to memory of 3724 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 4876 wrote to memory of 3724 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 4876 wrote to memory of 3724 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 4876 wrote to memory of 3724 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 4876 wrote to memory of 3724 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe
PID 3724 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Windows\SysWOW64\notepad.exe
PID 3724 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Windows\SysWOW64\notepad.exe
PID 3724 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Windows\SysWOW64\notepad.exe
PID 3724 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Windows\SysWOW64\notepad.exe
PID 3724 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Windows\SysWOW64\notepad.exe
PID 3724 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Windows\SysWOW64\notepad.exe
PID 3724 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Windows\SysWOW64\notepad.exe
PID 3724 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Windows\SysWOW64\notepad.exe
PID 3724 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Windows\SysWOW64\notepad.exe
PID 3724 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Windows\SysWOW64\notepad.exe
PID 3724 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Windows\SysWOW64\notepad.exe
PID 3724 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Windows\SysWOW64\notepad.exe
PID 3724 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Windows\SysWOW64\notepad.exe
PID 3724 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Windows\SysWOW64\notepad.exe
PID 3724 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Windows\SysWOW64\notepad.exe
PID 3724 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Windows\SysWOW64\notepad.exe
PID 3724 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Windows\SysWOW64\notepad.exe
PID 3724 wrote to memory of 212 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe
PID 3724 wrote to memory of 212 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe
PID 3724 wrote to memory of 212 N/A C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe
PID 212 wrote to memory of 4628 N/A C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe
PID 212 wrote to memory of 4628 N/A C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe
PID 212 wrote to memory of 4628 N/A C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe
PID 212 wrote to memory of 4628 N/A C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe
PID 212 wrote to memory of 4628 N/A C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe
PID 212 wrote to memory of 4628 N/A C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe
PID 212 wrote to memory of 4628 N/A C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe
PID 212 wrote to memory of 4628 N/A C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe
PID 212 wrote to memory of 4628 N/A C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe
PID 212 wrote to memory of 4628 N/A C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe
PID 212 wrote to memory of 4628 N/A C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe
PID 212 wrote to memory of 4628 N/A C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe
PID 212 wrote to memory of 4628 N/A C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe
PID 212 wrote to memory of 4628 N/A C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe

Processes

C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe

"C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe"

C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe

C:\Users\Admin\AppData\Local\Temp\8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366.exe

C:\Windows\SysWOW64\notepad.exe

notepad

C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe

"C:\Windows\system32\MSDCSC\WindowsUpdate.exe"

C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe

C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4628 -ip 4628

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 80

Network

Country Destination Domain Proto
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 138.201.86.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp

Files

memory/4876-0-0x00000000751A2000-0x00000000751A3000-memory.dmp

memory/4876-1-0x00000000751A0000-0x0000000075751000-memory.dmp

memory/4876-2-0x00000000751A0000-0x0000000075751000-memory.dmp

memory/4876-9-0x00000000751A0000-0x0000000075751000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\D1.dll

MD5 63fc996c75f5560acbe0a28dfee18f07
SHA1 f07317e054060d5bc41b9c583ead723288e2cdd4
SHA256 b1409c400b05819d175022c10ce322d20658cff102d5b78900d4cd2fc20a7dc9
SHA512 dffe944844fccfa7fadf91326fc931b7536d25f1ce205cd9cafad0319402a2c79dbce96003f441433991eae3685d71cded6ed27a24e21d58463c009461fb5f7e

C:\Users\Admin\AppData\Local\Temp\D3.dll

MD5 91e37a28b4ab1e638bd54084a298dad5
SHA1 6c3c1d79bb96585738108fafe3d7605183cb5dd9
SHA256 0fe99fd185be2fdd7c8d26c972cda38fe14f39a6d4530951ce56fd743c64095e
SHA512 ab3609b69dd33f4bf13aaac5f8ef0dbe9f5001884f068ff5c14ff1c2b529b460ba56bea35e901e16fb1eb133c25c42d9a0ac8db0c542ea4dd450449730efe5b2

C:\Users\Admin\AppData\Local\Temp\D2.dll

MD5 2f52e1cc7eb9a7380dbf0d4ec24663bd
SHA1 7cd8cf6e15a87fa70a0065d4fa2e7cccd62bb85f
SHA256 a62407aaa2d649a6bace93fa802408977844c6a4264df5d1713842b5fb98f386
SHA512 8d5450f1ad0c237fc9ea076ecca1ea9667c9f560d6a264349320461ff4f35efaa64a0541167e3f8ad1a13f4f4ef453ec72b5e4d013b7a783a3fabbe1a4426002

memory/3724-35-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/3724-34-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/3724-37-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/4876-38-0x00000000751A0000-0x0000000075751000-memory.dmp

memory/3724-39-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/3724-40-0x00000000032B0000-0x00000000032B1000-memory.dmp

memory/4840-44-0x0000000001080000-0x0000000001081000-memory.dmp

C:\Windows\SysWOW64\MSDCSC\WindowsUpdate.exe

MD5 3dc8ca829ea4639a0d78f05ae481eec0
SHA1 02bf8b9d26be7be2727bf980b5eb1e5e1c29bd0d
SHA256 8795a5b03ecbfefd9c2e72479025c3dde14313b04985ade80bf2eb21fff12366
SHA512 5162ee7aaaeabaf66280621bb239f47d3f8e66bc5fa9fee06083c60b9a7f5c27aa66b08dedca083e0e913ca8a9145e951c495fa327c31f822977243b46de8732

memory/3724-88-0x0000000000400000-0x00000000004B2000-memory.dmp