Malware Analysis Report

2024-08-06 19:02

Sample ID 240619-xcx6fs1dkj
Target 000406bb03366b4744852f4bac0f383c_JaffaCakes118
SHA256 8cb7b1f28da387aa0a88d4b3b4005a6497dbd244b730b8d6f0ef78e882bc6a34
Tags
darkcomet evasion persistence rat trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

8cb7b1f28da387aa0a88d4b3b4005a6497dbd244b730b8d6f0ef78e882bc6a34

Threat Level: Known bad

The file 000406bb03366b4744852f4bac0f383c_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

darkcomet evasion persistence rat trojan

Darkcomet

Windows security bypass

Modifies security service

Darkcomet family

Modifies firewall policy service

Modifies WinLogon for persistence

Disables RegEdit via registry modification

Disables Task Manager via registry modification

Checks BIOS information in registry

Adds Run key to start application

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Enumerates system info in registry

Checks processor information in registry

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Persistence
TA0003
Boot or Logon Autostart Execution
T1547
Registry Run Keys / Startup Folder
T1547.001
Winlogon Helper DLL
T1547.004
Create or Modify System Process
T1543
Windows Service
T1543.003
Privilege Escalation
TA0004
Boot or Logon Autostart Execution
T1547
Registry Run Keys / Startup Folder
T1547.001
Winlogon Helper DLL
T1547.004
Create or Modify System Process
T1543
Windows Service
T1543.003
Defense Evasion
TA0005
Modify Registry
T1112
Impair Defenses
T1562
Disable or Modify Tools
T1562.001
Disable or Modify System Firewall
T1562.004
Credential Access
TA0006
Discovery
TA0007
Query Registry
T1012
System Information Discovery
T1082
Lateral Movement
TA0008
Collection
TA0009
Exfiltration
TA0010
Command and Control
TA0011
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2024-06-19 18:43

Signatures

Darkcomet family

darkcomet

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-19 18:43

Reported

2024-06-19 18:45

Platform

win7-20240611-en

Max time kernel

149s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.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:\\Windupdt\\winupdate.exe" C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A

Modifies firewall policy service

evasion
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile C:\Windows\SysWOW64\explorer.exe N/A
Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "1" C:\Windows\SysWOW64\explorer.exe N/A
Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" C:\Windows\SysWOW64\explorer.exe N/A

Modifies security service

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4" C:\Windows\SysWOW64\explorer.exe N/A

Windows security bypass

evasion trojan
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" C:\Windows\SysWOW64\explorer.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" C:\Windows\SysWOW64\explorer.exe N/A

Disables RegEdit via registry modification

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" C:\Windows\SysWOW64\explorer.exe N/A

Disables Task Manager via registry modification

evasion

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Windows\SysWOW64\explorer.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe" C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2248 set thread context of 2456 N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe C:\Windows\SysWOW64\explorer.exe

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Windows\SysWOW64\explorer.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Windows\SysWOW64\explorer.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Windows\SysWOW64\explorer.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier C:\Windows\SysWOW64\explorer.exe N/A

Enumerates system info in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier C:\Windows\SysWOW64\explorer.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeImpersonatePrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: 33 N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: 34 N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: 35 N/A C:\Windows\SysWOW64\explorer.exe N/A

Suspicious use of SetWindowsHookEx

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2248 wrote to memory of 2456 N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe C:\Windows\SysWOW64\explorer.exe
PID 2248 wrote to memory of 2456 N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe C:\Windows\SysWOW64\explorer.exe
PID 2248 wrote to memory of 2456 N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe C:\Windows\SysWOW64\explorer.exe
PID 2248 wrote to memory of 2456 N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe C:\Windows\SysWOW64\explorer.exe
PID 2248 wrote to memory of 2456 N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe C:\Windows\SysWOW64\explorer.exe
PID 2248 wrote to memory of 2456 N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe C:\Windows\SysWOW64\explorer.exe

Processes

C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe"

C:\Windows\SysWOW64\explorer.exe

"C:\Windows\SysWOW64\explorer.exe"

Network

Country Destination Domain Proto
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp

Files

memory/2248-0-0x00000000003D0000-0x00000000003D1000-memory.dmp

memory/2456-4-0x0000000000400000-0x00000000004B0000-memory.dmp

memory/2456-10-0x0000000000400000-0x00000000004B0000-memory.dmp

memory/2456-11-0x0000000000400000-0x00000000004B0000-memory.dmp

memory/2248-9-0x0000000000400000-0x00000000004B0000-memory.dmp

memory/2456-8-0x0000000000400000-0x00000000004B0000-memory.dmp

memory/2456-7-0x0000000000400000-0x00000000004B0000-memory.dmp

memory/2456-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2456-12-0x0000000000100000-0x0000000000101000-memory.dmp

memory/2456-13-0x0000000000400000-0x00000000004B0000-memory.dmp

memory/2456-15-0x0000000000400000-0x00000000004B0000-memory.dmp

memory/2456-14-0x0000000000400000-0x00000000004B0000-memory.dmp

memory/2456-16-0x0000000000400000-0x00000000004B0000-memory.dmp

memory/2456-17-0x0000000000400000-0x00000000004B0000-memory.dmp

memory/2456-18-0x0000000000100000-0x0000000000101000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-19 18:43

Reported

2024-06-19 18:45

Platform

win10v2004-20240508-en

Max time kernel

149s

Max time network

51s

Command Line

"C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.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:\\Windupdt\\winupdate.exe" C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A

Modifies firewall policy service

evasion
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile C:\Windows\SysWOW64\explorer.exe N/A
Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "1" C:\Windows\SysWOW64\explorer.exe N/A
Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" C:\Windows\SysWOW64\explorer.exe N/A

Modifies security service

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4" C:\Windows\SysWOW64\explorer.exe N/A

Windows security bypass

evasion trojan
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" C:\Windows\SysWOW64\explorer.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" C:\Windows\SysWOW64\explorer.exe N/A

Disables RegEdit via registry modification

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" C:\Windows\SysWOW64\explorer.exe N/A

Disables Task Manager via registry modification

evasion

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Windows\SysWOW64\explorer.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe" C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 372 set thread context of 2868 N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe C:\Windows\SysWOW64\explorer.exe

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\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Windows\SysWOW64\explorer.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Windows\SysWOW64\explorer.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Windows\SysWOW64\explorer.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier C:\Windows\SysWOW64\explorer.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A

Enumerates system info in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier C:\Windows\SysWOW64\explorer.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: 36 N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeImpersonatePrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: 33 N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: 34 N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: 35 N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: 36 N/A C:\Windows\SysWOW64\explorer.exe N/A

Suspicious use of SetWindowsHookEx

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 372 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe C:\Windows\SysWOW64\explorer.exe
PID 372 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe C:\Windows\SysWOW64\explorer.exe
PID 372 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe C:\Windows\SysWOW64\explorer.exe
PID 372 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe C:\Windows\SysWOW64\explorer.exe
PID 372 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe C:\Windows\SysWOW64\explorer.exe

Processes

C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\000406bb03366b4744852f4bac0f383c_JaffaCakes118.exe"

C:\Windows\SysWOW64\explorer.exe

"C:\Windows\SysWOW64\explorer.exe"

Network

Country Destination Domain Proto
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp
N/A 127.0.0.1:1604 tcp

Files

memory/372-0-0x0000000002290000-0x0000000002291000-memory.dmp

memory/2868-3-0x0000000000400000-0x00000000004B0000-memory.dmp

memory/2868-4-0x0000000000400000-0x00000000004B0000-memory.dmp

memory/2868-5-0x0000000000400000-0x00000000004B0000-memory.dmp

memory/372-6-0x0000000000400000-0x00000000004B0000-memory.dmp

memory/2868-7-0x0000000000400000-0x00000000004B0000-memory.dmp

memory/2868-8-0x0000000002FC0000-0x0000000002FC1000-memory.dmp

memory/2868-9-0x0000000000400000-0x00000000004B0000-memory.dmp

memory/2868-12-0x0000000000400000-0x00000000004B0000-memory.dmp

memory/2868-11-0x0000000000400000-0x00000000004B0000-memory.dmp

memory/2868-10-0x0000000000400000-0x00000000004B0000-memory.dmp

memory/2868-13-0x0000000000400000-0x00000000004B0000-memory.dmp