Analysis
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max time kernel
96s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
05/10/2024, 08:08
Behavioral task
behavioral1
Sample
16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe
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Size
281KB
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MD5
16de43c28535a3016739fdddd28760c4
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SHA1
51e1572a3e33cb6fb129736eda31d33eee6a043f
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SHA256
b85660b47c1f3b98f0101dd4acbbec681fc67b8ac381c3ac1bd1306a159b3abd
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SHA512
e28fbdd54960557ff9b93bd40e83fd016f099758fc9c291e519a8f22fb8a7e48966bdc3f839d532ebb75e5a66e7072c8ebdc5ed00bb7726251e7a276e6aac455
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SSDEEP
6144:gScrL/4mp8D6WGc/YSlIipBReubLzeh7Yy0iMIdeXijX:xcIy78QSVnNyhs4MCeSjX
Malware Config
Signatures
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Adds policy Run key to start application 2 TTPs 8 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run server.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Policies = "C:\\Users\\Admin\\AppData\\Roaming\\install\\server.exe" server.exe Key created \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run server.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Policies = "C:\\Users\\Admin\\AppData\\Roaming\\install\\server.exe" server.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Policies = "C:\\Windows\\system32\\install\\server.exe" 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Policies = "C:\\Windows\\system32\\install\\server.exe" 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe -
Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{2316S8A6-46LM-CQCO-M726-0F6E1F718E7M} 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{2316S8A6-46LM-CQCO-M726-0F6E1F718E7M}\StubPath = "C:\\Windows\\system32\\install\\server.exe Restart" 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{2316S8A6-46LM-CQCO-M726-0F6E1F718E7M} server.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{2316S8A6-46LM-CQCO-M726-0F6E1F718E7M}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\install\\server.exe Restart" server.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe Key value queried \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation server.exe -
Executes dropped EXE 2 IoCs
pid Process 2268 server.exe 2344 server.exe -
Loads dropped DLL 2 IoCs
pid Process 4764 server.exe 4476 server.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\install\\server.exe" 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\install\\server.exe" 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Users\\Admin\\AppData\\Roaming\\install\\server.exe" server.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Users\\Admin\\AppData\\Roaming\\install\\server.exe" server.exe -
Drops file in System32 directory 5 IoCs
description ioc Process File created C:\Windows\SysWOW64\install\server.exe 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\install\server.exe 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\install\server.exe server.exe File created C:\Windows\SysWOW64\install\server.exe server.exe File opened for modification C:\Windows\SysWOW64\install\server.exe server.exe -
resource yara_rule behavioral2/memory/2888-3-0x0000000010410000-0x0000000010482000-memory.dmp upx behavioral2/memory/2888-63-0x0000000010490000-0x0000000010502000-memory.dmp upx behavioral2/memory/1176-67-0x0000000010490000-0x0000000010502000-memory.dmp upx behavioral2/memory/1176-85-0x0000000010490000-0x0000000010502000-memory.dmp upx behavioral2/memory/3496-151-0x0000000010590000-0x0000000010602000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 6 IoCs
pid pid_target Process procid_target 716 1176 WerFault.exe 82 4796 3496 WerFault.exe 87 4504 5064 WerFault.exe 91 2876 4764 WerFault.exe 95 1560 756 WerFault.exe 101 3004 4476 WerFault.exe 107 -
System Location Discovery: System Language Discovery 1 TTPs 7 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language server.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language server.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language server.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language explorer.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 2268 server.exe 2268 server.exe 2344 server.exe 2344 server.exe -
Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 2268 server.exe 2344 server.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56 PID 2888 wrote to memory of 3428 2888 16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe 56
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3428
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C:\Users\Admin\AppData\Local\Temp\16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe"2⤵
- Adds policy Run key to start application
- Boot or Logon Autostart Execution: Active Setup
- Checks computer location settings
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2888 -
C:\Windows\SysWOW64\explorer.exeexplorer.exe3⤵
- System Location Discovery: System Language Discovery
PID:1176 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1176 -s 8204⤵
- Program crash
PID:716
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"3⤵PID:4924
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C:\Users\Admin\AppData\Local\Temp\16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\16de43c28535a3016739fdddd28760c4_JaffaCakes118.exe"3⤵PID:3496
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3496 -s 4964⤵
- Program crash
PID:4796
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C:\Windows\SysWOW64\install\server.exe"C:\Windows\system32\install\server.exe"3⤵
- Adds policy Run key to start application
- Boot or Logon Autostart Execution: Active Setup
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
PID:2268 -
C:\Windows\SysWOW64\explorer.exeexplorer.exe4⤵
- System Location Discovery: System Language Discovery
PID:5064 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5064 -s 8245⤵
- Program crash
PID:4504
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"4⤵PID:4352
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C:\Windows\SysWOW64\install\server.exe"C:\Windows\SysWOW64\install\server.exe"4⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:4764 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4764 -s 5285⤵
- Program crash
PID:2876
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C:\Users\Admin\AppData\Roaming\install\server.exe"C:\Users\Admin\AppData\Roaming\install\server.exe"4⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
PID:2344 -
C:\Windows\SysWOW64\explorer.exeexplorer.exe5⤵
- System Location Discovery: System Language Discovery
PID:756 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 756 -s 8126⤵
- Program crash
PID:1560
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"5⤵PID:4440
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C:\Users\Admin\AppData\Roaming\install\server.exe"C:\Users\Admin\AppData\Roaming\install\server.exe"5⤵
- Loads dropped DLL
PID:4476 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4476 -s 4966⤵
- Program crash
PID:3004
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1176 -ip 11761⤵PID:3684
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3496 -ip 34961⤵PID:3664
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 5064 -ip 50641⤵PID:2320
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4764 -ip 47641⤵PID:972
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 756 -ip 7561⤵PID:4080
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 4476 -ip 44761⤵PID:3676
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
3Active Setup
1Registry Run Keys / Startup Folder
2Privilege Escalation
Boot or Logon Autostart Execution
3Active Setup
1Registry Run Keys / Startup Folder
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
236KB
MD53b4e65df09e0f333ec4e75aa4d5d6515
SHA16ce8efa0dac633f71a1d80b903e6f0c0682c5c3c
SHA256247192d7b3deb1fe428a0c35cf551746e0366761ff0be53e4d11594ccad4dadd
SHA512e6942803a30679c20b85a3b1f516b0755a36b8f96416e4bab3c367502cabe86939c42014d52209578580a05fb2778dcfda604e0f06844fb965d6752c0ed80b2b
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Filesize
236KB
MD58a302f766bb2a2f3d3150b7fe1ed3696
SHA1e39ea37bf5031f0bbb3c0d65e352e9affe876cf1
SHA2560297fcbb68154b1d4d5b5ef33be103eeb8e6f2098f7bc0c65419083d0752fb49
SHA51268f90d1cd3b08c10801ef559831603a997f5d0d959646a2af040fcc91ea60ec5fde27db38f47348fd5ad86dae884bffd37500f95c23181329b4133125e66c916
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Filesize
281KB
MD516de43c28535a3016739fdddd28760c4
SHA151e1572a3e33cb6fb129736eda31d33eee6a043f
SHA256b85660b47c1f3b98f0101dd4acbbec681fc67b8ac381c3ac1bd1306a159b3abd
SHA512e28fbdd54960557ff9b93bd40e83fd016f099758fc9c291e519a8f22fb8a7e48966bdc3f839d532ebb75e5a66e7072c8ebdc5ed00bb7726251e7a276e6aac455