Analysis
- max time kernel
145s - 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
12/08/2024, 00:05
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
8c87e86c94c54d84a1736ac36fcf1e33_JaffaCakes118.exe
Resource
win7-20240729-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
8c87e86c94c54d84a1736ac36fcf1e33_JaffaCakes118.exe
Resource
win10v2004-20240802-en
8 signatures
150 seconds
General
- Target 8c87e86c94c54d84a1736ac36fcf1e33_JaffaCakes118.exe
- Size 339KB
- Sample240812-adjywszflc
- SHA256 dcd5fec21516bfb54c3c6ff39132a1d63e09b2c9f70b13b4da72aeb3ddcf1269
- MD5 8c87e86c94c54d84a1736ac36fcf1e33
- SHA1 f447ee8e94542ad5f0567c745569b958fbece42e
- SHA512 20e5011a3bc282cba8168c94a2a6fd47610e628664372fa0e73e115059a9d41ccc15348e19d535dfea4067461da8350f0515dd6289f04d1e723ad72c6ee9fcb8
- SSDEEP 6144:Hs/gk8aEzn0Ku6MDuJJJtWZ0RH/s6lPflYadzcsGOMjF6dA/:Mor1zCfqJJJpH/sSlusWF6S
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System323.exe = "C:\\Users\\Admin\\AppData\\Roaming\\System323.exe\\System323.exe" 8c87e86c94c54d84a1736ac36fcf1e33_JaffaCakes118.exe - Drops desktop.ini file(s) 2 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini 8c87e86c94c54d84a1736ac36fcf1e33_JaffaCakes118.exe File opened for modification C:\Windows\assembly\Desktop.ini 8c87e86c94c54d84a1736ac36fcf1e33_JaffaCakes118.exe - Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\assembly 8c87e86c94c54d84a1736ac36fcf1e33_JaffaCakes118.exe File created C:\Windows\assembly\Desktop.ini 8c87e86c94c54d84a1736ac36fcf1e33_JaffaCakes118.exe File opened for modification C:\Windows\assembly\Desktop.ini 8c87e86c94c54d84a1736ac36fcf1e33_JaffaCakes118.exe - System Location Discovery: System Language Discovery 1 TTPs 1 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 8c87e86c94c54d84a1736ac36fcf1e33_JaffaCakes118.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4756 8c87e86c94c54d84a1736ac36fcf1e33_JaffaCakes118.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4756 8c87e86c94c54d84a1736ac36fcf1e33_JaffaCakes118.exe Token: 33 4756 8c87e86c94c54d84a1736ac36fcf1e33_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 4756 8c87e86c94c54d84a1736ac36fcf1e33_JaffaCakes118.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4756 8c87e86c94c54d84a1736ac36fcf1e33_JaffaCakes118.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\8c87e86c94c54d84a1736ac36fcf1e33_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\8c87e86c94c54d84a1736ac36fcf1e33_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops desktop.ini file(s)
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4756