Analysis
- max time kernel
150s - max time network
105s - platform
windows10-2004_x64 - resource
win10v2004-20240709-en - resource tags
- submitted
29/07/2024, 20:48
General
- Target 5f43dc32979dcd532e1ed9bf9ce0cf1a_JaffaCakes118.dll
- Size 1.2MB
- Sample240729-zlyjpathjd
- SHA256 60ce390b8b17e664fa46848c1ecc48788b0856bbe2e4cfcce933f571c48d4ceb
Malware Config
Signatures
- Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
- Dridex Shellcode 1 IoCs
Detects Dridex Payload shellcode injected in Explorer process.
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 3 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Checks whether UAC is enabled 1 TTPs 3 IoCs
- Event Triggered Execution: Accessibility Features 1 TTPs
Windows contains accessibility features that may be used by adversaries to establish persistence and/or elevate privileges.
- Modifies registry class 3 IoCs
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious use of FindShellTrayWindow 2 IoCs
- Suspicious use of UnmapMainImage 1 IoCs
- Suspicious use of WriteProcessMemory 12 IoCs
- Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\5f43dc32979dcd532e1ed9bf9ce0cf1a_JaffaCakes118.dll1⤵
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\system32\SystemPropertiesComputerName.exeC:\Windows\system32\SystemPropertiesComputerName.exe1⤵
-
C:\Users\Admin\AppData\Local\setY0bZi\SystemPropertiesComputerName.exeC:\Users\Admin\AppData\Local\setY0bZi\SystemPropertiesComputerName.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\MusNotifyIcon.exeC:\Windows\system32\MusNotifyIcon.exe1⤵
-
C:\Users\Admin\AppData\Local\yVWWgHtc\MusNotifyIcon.exeC:\Users\Admin\AppData\Local\yVWWgHtc\MusNotifyIcon.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\DisplaySwitch.exeC:\Windows\system32\DisplaySwitch.exe1⤵
-
C:\Users\Admin\AppData\Local\1QSxzEV\DisplaySwitch.exeC:\Users\Admin\AppData\Local\1QSxzEV\DisplaySwitch.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Accessibility Features
1Replay Monitor
Loading Replay Monitor...
Downloads
DUser.dll
DisplaySwitch.exe
SYSDM.CPL
SystemPropertiesComputerName.exe
MusNotifyIcon.exe
XmlLite.dll
Jmwkri.lnk
memory/760-49-0x00007FFCC6830000-0x00007FFCC6961000-memory.dmp
memory/760-48-0x0000028E635A0000-0x0000028E635A7000-memory.dmp
memory/760-45-0x00007FFCC6830000-0x00007FFCC6961000-memory.dmp
memory/848-0-0x00007FFCD4880000-0x00007FFCD49B0000-memory.dmp
memory/848-38-0x00007FFCD4880000-0x00007FFCD49B0000-memory.dmp
memory/848-1-0x0000000003080000-0x0000000003087000-memory.dmp
memory/2968-79-0x00007FFCC5670000-0x00007FFCC57A2000-memory.dmp
memory/2968-84-0x00007FFCC5670000-0x00007FFCC57A2000-memory.dmp
memory/3476-35-0x0000000140000000-0x0000000140130000-memory.dmp
memory/3476-32-0x00000000081B0000-0x00000000081B7000-memory.dmp
memory/3476-15-0x0000000140000000-0x0000000140130000-memory.dmp
memory/3476-9-0x0000000140000000-0x0000000140130000-memory.dmp
memory/3476-10-0x0000000140000000-0x0000000140130000-memory.dmp
memory/3476-11-0x0000000140000000-0x0000000140130000-memory.dmp
memory/3476-12-0x0000000140000000-0x0000000140130000-memory.dmp
memory/3476-13-0x0000000140000000-0x0000000140130000-memory.dmp
memory/3476-16-0x0000000140000000-0x0000000140130000-memory.dmp
memory/3476-8-0x0000000140000000-0x0000000140130000-memory.dmp
memory/3476-33-0x00007FFCE41B0000-0x00007FFCE41C0000-memory.dmp
memory/3476-6-0x00007FFCE315A000-0x00007FFCE315B000-memory.dmp
memory/3476-4-0x00000000081D0000-0x00000000081D1000-memory.dmp
memory/3476-24-0x0000000140000000-0x0000000140130000-memory.dmp
memory/3476-14-0x0000000140000000-0x0000000140130000-memory.dmp
memory/3476-7-0x0000000140000000-0x0000000140130000-memory.dmp
memory/4912-68-0x00007FFCC6830000-0x00007FFCC6961000-memory.dmp
memory/4912-62-0x0000013431870000-0x0000013431877000-memory.dmp