Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
10/03/2024, 16:57
General
- Target 0a650782d134496c9550d5e3768f5c0a58976d5fdb82f950ac9a70ce691b48da.dll
- Size 1020KB
- Sample240310-vgjgragf36
- SHA256 0a650782d134496c9550d5e3768f5c0a58976d5fdb82f950ac9a70ce691b48da
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.
- Dridex payload 11 IoCs
Detects Dridex x64 core DLL in memory.
- 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 4 IoCs
- Modifies registry class 2 IoCs
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious use of AdjustPrivilegeToken 16 IoCs
- Suspicious use of FindShellTrayWindow 2 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\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\0a650782d134496c9550d5e3768f5c0a58976d5fdb82f950ac9a70ce691b48da.dll,#11⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\system32\DeviceEnroller.exeC:\Windows\system32\DeviceEnroller.exe1⤵
-
C:\Users\Admin\AppData\Local\FEbQl\DeviceEnroller.exeC:\Users\Admin\AppData\Local\FEbQl\DeviceEnroller.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\FXSCOVER.exeC:\Windows\system32\FXSCOVER.exe1⤵
-
C:\Users\Admin\AppData\Local\OK3\FXSCOVER.exeC:\Users\Admin\AppData\Local\OK3\FXSCOVER.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\DWWIN.EXEC:\Windows\system32\DWWIN.EXE1⤵
-
C:\Users\Admin\AppData\Local\ZxMm\DWWIN.EXEC:\Users\Admin\AppData\Local\ZxMm\DWWIN.EXE1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
DeviceEnroller.exe
XmlLite.dll
FXSCOVER.exe
MFC42u.dll
DWWIN.EXE
wer.dll
Jnsvybh.lnk
memory/1504-69-0x000001B530D50000-0x000001B530D57000-memory.dmp
memory/1504-68-0x00007FFBFD570000-0x00007FFBFD676000-memory.dmp
memory/1504-73-0x00007FFBFD570000-0x00007FFBFD676000-memory.dmp
memory/1532-45-0x00007FFBFDC20000-0x00007FFBFDD1F000-memory.dmp
memory/1532-0-0x000002182BE20000-0x000002182BE27000-memory.dmp
memory/1532-1-0x00007FFBFDC20000-0x00007FFBFDD1F000-memory.dmp
memory/3388-13-0x0000000140000000-0x00000001400FF000-memory.dmp
memory/3388-14-0x0000000140000000-0x00000001400FF000-memory.dmp
memory/3388-17-0x0000000140000000-0x00000001400FF000-memory.dmp
memory/3388-18-0x0000000140000000-0x00000001400FF000-memory.dmp
memory/3388-19-0x0000000140000000-0x00000001400FF000-memory.dmp
memory/3388-20-0x0000000140000000-0x00000001400FF000-memory.dmp
memory/3388-21-0x0000000140000000-0x00000001400FF000-memory.dmp
memory/3388-23-0x0000000000700000-0x0000000000707000-memory.dmp
memory/3388-24-0x0000000140000000-0x00000001400FF000-memory.dmp
memory/3388-22-0x0000000140000000-0x00000001400FF000-memory.dmp
memory/3388-31-0x0000000140000000-0x00000001400FF000-memory.dmp
memory/3388-32-0x00007FFC0CD00000-0x00007FFC0CD10000-memory.dmp
memory/3388-33-0x00007FFC0CCF0000-0x00007FFC0CD00000-memory.dmp
memory/3388-42-0x0000000140000000-0x00000001400FF000-memory.dmp
memory/3388-15-0x0000000140000000-0x00000001400FF000-memory.dmp
memory/3388-16-0x0000000140000000-0x00000001400FF000-memory.dmp
memory/3388-12-0x0000000140000000-0x00000001400FF000-memory.dmp
memory/3388-4-0x00007FFC0C16A000-0x00007FFC0C16B000-memory.dmp
memory/3388-3-0x0000000002480000-0x0000000002481000-memory.dmp
memory/3388-7-0x0000000140000000-0x00000001400FF000-memory.dmp
memory/3388-11-0x0000000140000000-0x00000001400FF000-memory.dmp
memory/3388-6-0x0000000140000000-0x00000001400FF000-memory.dmp
memory/3388-10-0x0000000140000000-0x00000001400FF000-memory.dmp
memory/3388-9-0x0000000140000000-0x00000001400FF000-memory.dmp
memory/3388-8-0x0000000140000000-0x00000001400FF000-memory.dmp
memory/3536-84-0x00007FFBFD570000-0x00007FFBFD671000-memory.dmp
memory/3536-86-0x0000022027E90000-0x0000022027E97000-memory.dmp
memory/3536-89-0x00007FFBFD570000-0x00007FFBFD671000-memory.dmp
memory/4016-57-0x00007FFBFD580000-0x00007FFBFD680000-memory.dmp
memory/4016-52-0x00007FFBFD580000-0x00007FFBFD680000-memory.dmp
memory/4016-53-0x000001D1CEA30000-0x000001D1CEA37000-memory.dmp