Malware Analysis Report

2025-04-03 10:19

Sample ID 250128-2zygysxjak
Target JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf
SHA256 30c5d869f498b0f5829d0fee3c239cd2712fe3a14732026fe6daf8f92555439a
Tags
blackshades defense_evasion discovery rat
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

30c5d869f498b0f5829d0fee3c239cd2712fe3a14732026fe6daf8f92555439a

Threat Level: Known bad

The file JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf was found to be: Known bad.

Malicious Activity Summary

blackshades defense_evasion discovery rat

Blackshades family

Blackshades payload

Modifies firewall policy service

Blackshades

Executes dropped EXE

Loads dropped DLL

Suspicious use of SetThreadContext

Unsigned PE

System Location Discovery: System Language Discovery

Program crash

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Modifies registry key

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-01-28 23:01

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2025-01-28 23:01

Reported

2025-01-28 23:04

Platform

win7-20241010-en

Max time kernel

148s

Max time network

140s

Command Line

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe"

Signatures

Blackshades

rat blackshades

Blackshades family

blackshades

Blackshades payload

Description Indicator Process Target
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Modifies firewall policy service

defense_evasion
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile C:\Windows\SysWOW64\reg.exe N/A
Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" C:\Windows\SysWOW64\reg.exe N/A
Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List C:\Windows\SysWOW64\reg.exe N/A
Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile C:\Windows\SysWOW64\reg.exe N/A
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Local\Temp\6ZKY5N6S1Q.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\6ZKY5N6S1Q.exe:*:Enabled:Windows Messanger" C:\Windows\SysWOW64\reg.exe N/A
Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" C:\Windows\SysWOW64\reg.exe N/A
Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List C:\Windows\SysWOW64\reg.exe N/A
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\Steamservice.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Steamservice.exe:*:Enabled:Windows Messanger" C:\Windows\SysWOW64\reg.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1196 set thread context of 1324 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe C:\Users\Admin\AppData\Roaming\Steamservice.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\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\reg.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\reg.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\reg.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\reg.exe N/A

Modifies registry key

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: 1 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeCreateTokenPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeAssignPrimaryTokenPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeLockMemoryPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeMachineAccountPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeTcbPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeCreatePermanentPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeAuditPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeSyncAgentPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeEnableDelegationPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: 31 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: 32 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1196 wrote to memory of 1324 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe C:\Users\Admin\AppData\Roaming\Steamservice.exe
PID 1196 wrote to memory of 1324 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe C:\Users\Admin\AppData\Roaming\Steamservice.exe
PID 1196 wrote to memory of 1324 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe C:\Users\Admin\AppData\Roaming\Steamservice.exe
PID 1196 wrote to memory of 1324 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe C:\Users\Admin\AppData\Roaming\Steamservice.exe
PID 1196 wrote to memory of 1324 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe C:\Users\Admin\AppData\Roaming\Steamservice.exe
PID 1196 wrote to memory of 1324 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe C:\Users\Admin\AppData\Roaming\Steamservice.exe
PID 1196 wrote to memory of 1324 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe C:\Users\Admin\AppData\Roaming\Steamservice.exe
PID 1196 wrote to memory of 1324 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe C:\Users\Admin\AppData\Roaming\Steamservice.exe
PID 1196 wrote to memory of 1324 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe C:\Users\Admin\AppData\Roaming\Steamservice.exe
PID 1324 wrote to memory of 2260 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 1324 wrote to memory of 2260 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 1324 wrote to memory of 2260 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 1324 wrote to memory of 2260 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 1324 wrote to memory of 2484 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 1324 wrote to memory of 2484 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 1324 wrote to memory of 2484 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 1324 wrote to memory of 2484 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 1324 wrote to memory of 2780 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 1324 wrote to memory of 2780 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 1324 wrote to memory of 2780 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 1324 wrote to memory of 2780 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 1324 wrote to memory of 2276 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 1324 wrote to memory of 2276 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 1324 wrote to memory of 2276 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 1324 wrote to memory of 2276 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 2780 wrote to memory of 2840 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 2780 wrote to memory of 2840 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 2780 wrote to memory of 2840 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 2780 wrote to memory of 2840 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 2484 wrote to memory of 2832 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 2484 wrote to memory of 2832 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 2484 wrote to memory of 2832 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 2484 wrote to memory of 2832 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 2276 wrote to memory of 2156 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 2276 wrote to memory of 2156 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 2276 wrote to memory of 2156 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 2276 wrote to memory of 2156 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 2260 wrote to memory of 2820 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 2260 wrote to memory of 2820 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 2260 wrote to memory of 2820 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 2260 wrote to memory of 2820 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 1196 wrote to memory of 2980 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe C:\Windows\SysWOW64\WerFault.exe
PID 1196 wrote to memory of 2980 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe C:\Windows\SysWOW64\WerFault.exe
PID 1196 wrote to memory of 2980 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe C:\Windows\SysWOW64\WerFault.exe
PID 1196 wrote to memory of 2980 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe C:\Windows\SysWOW64\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe"

C:\Users\Admin\AppData\Roaming\Steamservice.exe

C:\Users\Admin\AppData\Roaming\Steamservice.exe

C:\Windows\SysWOW64\cmd.exe

cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f

C:\Windows\SysWOW64\cmd.exe

cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Steamservice.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Steamservice.exe:*:Enabled:Windows Messanger" /f

C:\Windows\SysWOW64\cmd.exe

cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f

C:\Windows\SysWOW64\cmd.exe

cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\6ZKY5N6S1Q.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\6ZKY5N6S1Q.exe:*:Enabled:Windows Messanger" /f

C:\Windows\SysWOW64\reg.exe

REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f

C:\Windows\SysWOW64\reg.exe

REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Steamservice.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Steamservice.exe:*:Enabled:Windows Messanger" /f

C:\Windows\SysWOW64\reg.exe

REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\6ZKY5N6S1Q.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\6ZKY5N6S1Q.exe:*:Enabled:Windows Messanger" /f

C:\Windows\SysWOW64\reg.exe

REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1196 -s 700

Network

Country Destination Domain Proto
US 8.8.8.8:53 jir.zapto.org udp

Files

memory/1196-0-0x0000000073EDE000-0x0000000073EDF000-memory.dmp

memory/1196-1-0x00000000008D0000-0x000000000099C000-memory.dmp

memory/1196-2-0x0000000004DA0000-0x0000000004E6A000-memory.dmp

memory/1196-3-0x0000000073ED0000-0x00000000745BE000-memory.dmp

\Users\Admin\AppData\Roaming\Steamservice.exe

MD5 d8e7637c0c4889b318f1014bce3a3f66
SHA1 1ddb18c609fca498b7f41cf70dfd295b91f95ab9
SHA256 cf67a5b89de19d3e9f91e3ebf43162caea7532a51689225161e97cd7b56a717f
SHA512 bb5c82628a754975343cd192f3d656007e40c1e7a2c3d5dad5030f029783c2bdcb34d4b33768c5a4abbd6029692c1bde0bda9038a35e933d3e7669fbafe61791

memory/1324-11-0x0000000000400000-0x000000000045A000-memory.dmp

memory/1196-15-0x0000000000640000-0x0000000000684000-memory.dmp

memory/1196-22-0x0000000073ED0000-0x00000000745BE000-memory.dmp

memory/1324-23-0x0000000000400000-0x000000000045A000-memory.dmp

memory/1324-24-0x0000000000400000-0x000000000045A000-memory.dmp

memory/1324-26-0x0000000000400000-0x000000000045A000-memory.dmp

memory/1324-27-0x0000000000400000-0x000000000045A000-memory.dmp

memory/1324-28-0x0000000000400000-0x000000000045A000-memory.dmp

memory/1324-30-0x0000000000400000-0x000000000045A000-memory.dmp

memory/1324-31-0x0000000000400000-0x000000000045A000-memory.dmp

memory/1324-34-0x0000000000400000-0x000000000045A000-memory.dmp

memory/1324-35-0x0000000000400000-0x000000000045A000-memory.dmp

memory/1324-38-0x0000000000400000-0x000000000045A000-memory.dmp

memory/1324-39-0x0000000000400000-0x000000000045A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2025-01-28 23:01

Reported

2025-01-30 14:34

Platform

win10v2004-20250129-en

Max time kernel

148s

Max time network

137s

Command Line

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe"

Signatures

Blackshades

rat blackshades

Blackshades family

blackshades

Blackshades payload

Description Indicator Process Target
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Modifies firewall policy service

defense_evasion
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications C:\Windows\SysWOW64\reg.exe N/A
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\Steamservice.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Steamservice.exe:*:Enabled:Windows Messanger" C:\Windows\SysWOW64\reg.exe N/A
Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List C:\Windows\SysWOW64\reg.exe N/A
Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile C:\Windows\SysWOW64\reg.exe N/A
Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" C:\Windows\SysWOW64\reg.exe N/A
Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List C:\Windows\SysWOW64\reg.exe N/A
Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile C:\Windows\SysWOW64\reg.exe N/A
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Local\Temp\6ZKY5N6S1Q.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\6ZKY5N6S1Q.exe:*:Enabled:Windows Messanger" C:\Windows\SysWOW64\reg.exe N/A
Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" C:\Windows\SysWOW64\reg.exe N/A
Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile C:\Windows\SysWOW64\reg.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 5080 set thread context of 4860 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe C:\Users\Admin\AppData\Roaming\Steamservice.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\Roaming\Steamservice.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\reg.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\reg.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\reg.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\reg.exe N/A

Modifies registry key

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: 1 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeCreateTokenPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeAssignPrimaryTokenPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeLockMemoryPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeMachineAccountPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeTcbPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeCreatePermanentPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeAuditPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeSyncAgentPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeEnableDelegationPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: 31 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: 32 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 5080 wrote to memory of 4860 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe C:\Users\Admin\AppData\Roaming\Steamservice.exe
PID 5080 wrote to memory of 4860 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe C:\Users\Admin\AppData\Roaming\Steamservice.exe
PID 5080 wrote to memory of 4860 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe C:\Users\Admin\AppData\Roaming\Steamservice.exe
PID 5080 wrote to memory of 4860 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe C:\Users\Admin\AppData\Roaming\Steamservice.exe
PID 5080 wrote to memory of 4860 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe C:\Users\Admin\AppData\Roaming\Steamservice.exe
PID 5080 wrote to memory of 4860 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe C:\Users\Admin\AppData\Roaming\Steamservice.exe
PID 5080 wrote to memory of 4860 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe C:\Users\Admin\AppData\Roaming\Steamservice.exe
PID 5080 wrote to memory of 4860 N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe C:\Users\Admin\AppData\Roaming\Steamservice.exe
PID 4860 wrote to memory of 4100 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 4860 wrote to memory of 4100 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 4860 wrote to memory of 4100 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 4860 wrote to memory of 2496 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 4860 wrote to memory of 2496 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 4860 wrote to memory of 2496 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 4860 wrote to memory of 3692 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 4860 wrote to memory of 3692 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 4860 wrote to memory of 3692 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 4860 wrote to memory of 3224 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 4860 wrote to memory of 3224 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 4860 wrote to memory of 3224 N/A C:\Users\Admin\AppData\Roaming\Steamservice.exe C:\Windows\SysWOW64\cmd.exe
PID 2496 wrote to memory of 3120 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 2496 wrote to memory of 3120 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 2496 wrote to memory of 3120 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 4100 wrote to memory of 1664 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 4100 wrote to memory of 1664 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 4100 wrote to memory of 1664 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 3224 wrote to memory of 3788 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 3224 wrote to memory of 3788 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 3224 wrote to memory of 3788 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 3692 wrote to memory of 2380 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 3692 wrote to memory of 2380 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 3692 wrote to memory of 2380 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe

Processes

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe"

C:\Users\Admin\AppData\Roaming\Steamservice.exe

C:\Users\Admin\AppData\Roaming\Steamservice.exe

C:\Windows\SysWOW64\cmd.exe

cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f

C:\Windows\SysWOW64\cmd.exe

cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Steamservice.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Steamservice.exe:*:Enabled:Windows Messanger" /f

C:\Windows\SysWOW64\cmd.exe

cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f

C:\Windows\SysWOW64\cmd.exe

cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\6ZKY5N6S1Q.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\6ZKY5N6S1Q.exe:*:Enabled:Windows Messanger" /f

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5080 -ip 5080

C:\Windows\SysWOW64\reg.exe

REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Steamservice.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Steamservice.exe:*:Enabled:Windows Messanger" /f

C:\Windows\SysWOW64\reg.exe

REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f

C:\Windows\SysWOW64\reg.exe

REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\6ZKY5N6S1Q.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\6ZKY5N6S1Q.exe:*:Enabled:Windows Messanger" /f

C:\Windows\SysWOW64\reg.exe

REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 5080 -s 1156

Network

Country Destination Domain Proto
US 8.8.8.8:53 jir.zapto.org udp
US 8.8.8.8:53 11.153.16.2.in-addr.arpa udp
US 8.8.8.8:53 4.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 jir.zapto.org udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 jir.zapto.org udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 166.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 jir.zapto.org udp
US 8.8.8.8:53 jir.zapto.org udp
US 8.8.8.8:53 13.153.16.2.in-addr.arpa udp
US 8.8.8.8:53 jir.zapto.org udp
US 8.8.8.8:53 jir.zapto.org udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 jir.zapto.org udp
US 8.8.8.8:53 jir.zapto.org udp
US 8.8.8.8:53 jir.zapto.org udp

Files

memory/5080-0-0x000000007450E000-0x000000007450F000-memory.dmp

memory/5080-1-0x0000000000780000-0x000000000084C000-memory.dmp

memory/5080-2-0x0000000005930000-0x0000000005ED4000-memory.dmp

memory/5080-3-0x0000000074500000-0x0000000074CB0000-memory.dmp

memory/5080-4-0x0000000005380000-0x000000000544A000-memory.dmp

C:\Users\Admin\AppData\Roaming\Steamservice.exe

MD5 d8e7637c0c4889b318f1014bce3a3f66
SHA1 1ddb18c609fca498b7f41cf70dfd295b91f95ab9
SHA256 cf67a5b89de19d3e9f91e3ebf43162caea7532a51689225161e97cd7b56a717f
SHA512 bb5c82628a754975343cd192f3d656007e40c1e7a2c3d5dad5030f029783c2bdcb34d4b33768c5a4abbd6029692c1bde0bda9038a35e933d3e7669fbafe61791

memory/4860-11-0x0000000000400000-0x000000000045A000-memory.dmp

memory/5080-14-0x0000000005210000-0x00000000052A2000-memory.dmp

memory/5080-12-0x0000000005550000-0x0000000005594000-memory.dmp

memory/5080-13-0x0000000005630000-0x00000000056CC000-memory.dmp

memory/5080-20-0x0000000005200000-0x000000000520A000-memory.dmp

memory/5080-21-0x00000000057C0000-0x0000000005816000-memory.dmp

memory/4860-7-0x0000000000400000-0x000000000045A000-memory.dmp

memory/5080-22-0x0000000074500000-0x0000000074CB0000-memory.dmp

memory/4860-23-0x0000000000400000-0x000000000045A000-memory.dmp

memory/4860-24-0x0000000000400000-0x000000000045A000-memory.dmp

memory/4860-27-0x0000000000400000-0x000000000045A000-memory.dmp

memory/4860-28-0x0000000000400000-0x000000000045A000-memory.dmp

memory/4860-30-0x0000000000400000-0x000000000045A000-memory.dmp

memory/4860-31-0x0000000000400000-0x000000000045A000-memory.dmp

memory/4860-32-0x0000000000400000-0x000000000045A000-memory.dmp

memory/4860-36-0x0000000000400000-0x000000000045A000-memory.dmp

memory/4860-37-0x0000000000400000-0x000000000045A000-memory.dmp

memory/4860-39-0x0000000000400000-0x000000000045A000-memory.dmp