Analysis
-
max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
01/10/2024, 02:54
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
041cbcff45eda23b35ac3ba549979158_JaffaCakes118.exe
Resource
win7-20240903-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
041cbcff45eda23b35ac3ba549979158_JaffaCakes118.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
9 signatures
150 seconds
General
-
Target
041cbcff45eda23b35ac3ba549979158_JaffaCakes118.exe
-
Size
196KB
-
MD5
041cbcff45eda23b35ac3ba549979158
-
SHA1
884f882ceb3447b1226f7a74d755865f7e7c4964
-
SHA256
e0df52d4e43ebe0271bd01cb88f77676dcb69c5f397c2dc718e7e83a2f651b8a
-
SHA512
369600de20f913220a43f4068b20b1a473c1f2bcb00fbd5ef1e27ec506726b024845ba0e75697989fc35fc0becf90f01948581bd6589f750943b2539405ee236
-
SSDEEP
3072:Poqf1cFw2ssVYkECx673kN0GNMLc5LAf9S0tuUBcDa9FK4:PRguDCx673kNbMLhJc0I4
Score
10/10
Malware Config
Signatures
-
Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 041cbcff45eda23b35ac3ba549979158_JaffaCakes118.exe Set value (int) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" rszor.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation 041cbcff45eda23b35ac3ba549979158_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 4800 rszor.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rszor = "C:\\Users\\Admin\\rszor.exe /c" rszor.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rszor = "C:\\Users\\Admin\\rszor.exe /l" rszor.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rszor = "C:\\Users\\Admin\\rszor.exe /m" rszor.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rszor = "C:\\Users\\Admin\\rszor.exe /i" rszor.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rszor = "C:\\Users\\Admin\\rszor.exe /b" rszor.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rszor = "C:\\Users\\Admin\\rszor.exe /d" rszor.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rszor = "C:\\Users\\Admin\\rszor.exe /y" rszor.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rszor = "C:\\Users\\Admin\\rszor.exe /a" rszor.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rszor = "C:\\Users\\Admin\\rszor.exe /k" rszor.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rszor = "C:\\Users\\Admin\\rszor.exe /z" 041cbcff45eda23b35ac3ba549979158_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rszor = "C:\\Users\\Admin\\rszor.exe /f" rszor.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rszor = "C:\\Users\\Admin\\rszor.exe /p" rszor.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rszor = "C:\\Users\\Admin\\rszor.exe /h" rszor.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rszor = "C:\\Users\\Admin\\rszor.exe /t" rszor.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rszor = "C:\\Users\\Admin\\rszor.exe /o" rszor.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rszor = "C:\\Users\\Admin\\rszor.exe /e" rszor.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rszor = "C:\\Users\\Admin\\rszor.exe /v" rszor.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rszor = "C:\\Users\\Admin\\rszor.exe /g" rszor.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rszor = "C:\\Users\\Admin\\rszor.exe /u" rszor.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rszor = "C:\\Users\\Admin\\rszor.exe /j" rszor.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rszor = "C:\\Users\\Admin\\rszor.exe /q" rszor.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rszor = "C:\\Users\\Admin\\rszor.exe /r" rszor.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rszor = "C:\\Users\\Admin\\rszor.exe /x" rszor.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rszor = "C:\\Users\\Admin\\rszor.exe /w" rszor.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rszor = "C:\\Users\\Admin\\rszor.exe /z" rszor.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rszor = "C:\\Users\\Admin\\rszor.exe /n" rszor.exe Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rszor = "C:\\Users\\Admin\\rszor.exe /s" rszor.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 2 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 rszor.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 041cbcff45eda23b35ac3ba549979158_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1940 041cbcff45eda23b35ac3ba549979158_JaffaCakes118.exe 1940 041cbcff45eda23b35ac3ba549979158_JaffaCakes118.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe 4800 rszor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1940 041cbcff45eda23b35ac3ba549979158_JaffaCakes118.exe 4800 rszor.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1940 wrote to memory of 4800 1940 041cbcff45eda23b35ac3ba549979158_JaffaCakes118.exe 86 PID 1940 wrote to memory of 4800 1940 041cbcff45eda23b35ac3ba549979158_JaffaCakes118.exe 86 PID 1940 wrote to memory of 4800 1940 041cbcff45eda23b35ac3ba549979158_JaffaCakes118.exe 86
Processes
-
C:\Users\Admin\AppData\Local\Temp\041cbcff45eda23b35ac3ba549979158_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\041cbcff45eda23b35ac3ba549979158_JaffaCakes118.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1940 -
C:\Users\Admin\rszor.exe"C:\Users\Admin\rszor.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4800
-
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
196KB
MD51d26df46b363b27bde6ab45fde216144
SHA187a6be6e6ff6e7bee364750cab0379ea135ce7f4
SHA25662007bfe00cffdb4edda9b6e263cd56dba7de0129776b25b148a10660aea4189
SHA512a4e224bcfaeb31e7b6c2615d828842ba120c7f5cfdc27da6d0f89120d75e1c0f9360da283ef987c519d00046a8202ce525e5f34c6df0eb53ca5fc876b6aba385