a964d4e78ce99cb40dc7fe8c04f9f485a89724b8494451c3462e30e41f969f51

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25/09/2024, 01:09

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General

Target

f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe
Size

288KB
MD5

f4d84afb7471528c287e7553cb0bfcdf
SHA1

eead643c3551f23a5e352f6d99764464b4b96291
SHA256

a964d4e78ce99cb40dc7fe8c04f9f485a89724b8494451c3462e30e41f969f51
SHA512

af9dd376ad280e3f3d032616a929dc01cbd744c8cf071d252367eda89c6019944030eb5c1f98648793e3d5c318d383d92455fa60c1c3f2d2fb6b84cdd89ab343
SSDEEP

6144:TmChj0tlqJsQSZ89OwwXPiGL8w/Vn/LTWggwujS55:TmChylssQK84wkPtL8KVn/LIBS5

Score

10^/10

discovery evasion persistence upx

Malware Config

Signatures

Modifies firewall policy service 3 TTPs 10 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications	reg.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe = "C:\\Windows\\Microsoft.NET\\Framework\\v4.0.30319\\MSBuild.exe:*:Enabled:Windows Messanger"	reg.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	reg.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	reg.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	reg.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	reg.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\local.exe = "C:\\Users\\Admin\\AppData\\Roaming\\local.exe:*:Enabled:Windows Messanger"	reg.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	reg.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	reg.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	reg.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe"	f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4700 set thread context of 2328	4700	f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe	82

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2328-0-0x0000000000400000-0x000000000045D000-memory.dmp	upx
behavioral2/memory/2328-2-0x0000000000400000-0x000000000045D000-memory.dmp	upx
behavioral2/memory/2328-4-0x0000000000400000-0x000000000045D000-memory.dmp	upx
behavioral2/memory/2328-3-0x0000000000400000-0x000000000045D000-memory.dmp	upx
behavioral2/memory/2328-10-0x0000000000400000-0x000000000045D000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe

Modifies registry key 1 TTPs 4 IoCs

Modify Registry

T1112

pid	Process
4572	reg.exe
4836	reg.exe
2384	reg.exe
4848	reg.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: 1	2328	MSBuild.exe
Token: SeCreateTokenPrivilege	2328	MSBuild.exe
Token: SeAssignPrimaryTokenPrivilege	2328	MSBuild.exe
Token: SeLockMemoryPrivilege	2328	MSBuild.exe
Token: SeIncreaseQuotaPrivilege	2328	MSBuild.exe
Token: SeMachineAccountPrivilege	2328	MSBuild.exe
Token: SeTcbPrivilege	2328	MSBuild.exe
Token: SeSecurityPrivilege	2328	MSBuild.exe
Token: SeTakeOwnershipPrivilege	2328	MSBuild.exe
Token: SeLoadDriverPrivilege	2328	MSBuild.exe
Token: SeSystemProfilePrivilege	2328	MSBuild.exe
Token: SeSystemtimePrivilege	2328	MSBuild.exe
Token: SeProfSingleProcessPrivilege	2328	MSBuild.exe
Token: SeIncBasePriorityPrivilege	2328	MSBuild.exe
Token: SeCreatePagefilePrivilege	2328	MSBuild.exe
Token: SeCreatePermanentPrivilege	2328	MSBuild.exe
Token: SeBackupPrivilege	2328	MSBuild.exe
Token: SeRestorePrivilege	2328	MSBuild.exe
Token: SeShutdownPrivilege	2328	MSBuild.exe
Token: SeDebugPrivilege	2328	MSBuild.exe
Token: SeAuditPrivilege	2328	MSBuild.exe
Token: SeSystemEnvironmentPrivilege	2328	MSBuild.exe
Token: SeChangeNotifyPrivilege	2328	MSBuild.exe
Token: SeRemoteShutdownPrivilege	2328	MSBuild.exe
Token: SeUndockPrivilege	2328	MSBuild.exe
Token: SeSyncAgentPrivilege	2328	MSBuild.exe
Token: SeEnableDelegationPrivilege	2328	MSBuild.exe
Token: SeManageVolumePrivilege	2328	MSBuild.exe
Token: SeImpersonatePrivilege	2328	MSBuild.exe
Token: SeCreateGlobalPrivilege	2328	MSBuild.exe
Token: 31	2328	MSBuild.exe
Token: 32	2328	MSBuild.exe
Token: 33	2328	MSBuild.exe
Token: 34	2328	MSBuild.exe
Token: 35	2328	MSBuild.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2328	MSBuild.exe
2328	MSBuild.exe
2328	MSBuild.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 4700 wrote to memory of 2328	4700	f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe	82
PID 4700 wrote to memory of 2328	4700	f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe	82
PID 4700 wrote to memory of 2328	4700	f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe	82
PID 4700 wrote to memory of 2328	4700	f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe	82
PID 4700 wrote to memory of 2328	4700	f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe	82
PID 4700 wrote to memory of 2328	4700	f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe	82
PID 4700 wrote to memory of 2328	4700	f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe	82
PID 4700 wrote to memory of 2328	4700	f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe	82
PID 2328 wrote to memory of 4696	2328	MSBuild.exe	83
PID 2328 wrote to memory of 4696	2328	MSBuild.exe	83
PID 2328 wrote to memory of 4696	2328	MSBuild.exe	83
PID 2328 wrote to memory of 4336	2328	MSBuild.exe	84
PID 2328 wrote to memory of 4336	2328	MSBuild.exe	84
PID 2328 wrote to memory of 4336	2328	MSBuild.exe	84
PID 2328 wrote to memory of 432	2328	MSBuild.exe	85
PID 2328 wrote to memory of 432	2328	MSBuild.exe	85
PID 2328 wrote to memory of 432	2328	MSBuild.exe	85
PID 2328 wrote to memory of 5016	2328	MSBuild.exe	87
PID 2328 wrote to memory of 5016	2328	MSBuild.exe	87
PID 2328 wrote to memory of 5016	2328	MSBuild.exe	87
PID 4696 wrote to memory of 2384	4696	cmd.exe	91
PID 4696 wrote to memory of 2384	4696	cmd.exe	91
PID 4696 wrote to memory of 2384	4696	cmd.exe	91
PID 5016 wrote to memory of 4836	5016	cmd.exe	92
PID 5016 wrote to memory of 4836	5016	cmd.exe	92
PID 5016 wrote to memory of 4836	5016	cmd.exe	92
PID 4336 wrote to memory of 4572	4336	cmd.exe	93
PID 4336 wrote to memory of 4572	4336	cmd.exe	93
PID 4336 wrote to memory of 4572	4336	cmd.exe	93
PID 432 wrote to memory of 4848	432	cmd.exe	94
PID 432 wrote to memory of 4848	432	cmd.exe	94
PID 432 wrote to memory of 4848	432	cmd.exe	94

C:\Users\Admin\AppData\Local\Temp\f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f4d84afb7471528c287e7553cb0bfcdf_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4700
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2328
- - 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
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4696
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
      4⤵
      Modifies firewall policy service
      System Location Discovery: System Language Discovery
      Modifies registry key
      PID:2384
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe:*:Enabled:Windows Messanger" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4336
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe:*:Enabled:Windows Messanger" /f
      4⤵
      Modifies firewall policy service
      System Location Discovery: System Language Discovery
      Modifies registry key
      PID:4572
- - 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
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:432
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
      4⤵
      Modifies firewall policy service
      System Location Discovery: System Language Discovery
      Modifies registry key
      PID:4848
- - 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\local.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\local.exe:*:Enabled:Windows Messanger" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:5016
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\local.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\local.exe:*:Enabled:Windows Messanger" /f
      4⤵
      Modifies firewall policy service
      System Location Discovery: System Language Discovery
      Modifies registry key
      PID:4836

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2328-0-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/2328-2-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/2328-4-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/2328-3-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/2328-10-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads