Analysis
- max time kernel
150s - max time network
120s - platform
windows10_x64 - resource
win10-en-20210920 - submitted
29/09/2021, 07:46
General
- Target e5b2e61781be26841034602297e2b8923e4ff8db9dbe492c7e331b64cd7db6a4.dll
- Size 872KB
- Sample210929-jl1faaecdq
- SHA256 e5b2e61781be26841034602297e2b8923e4ff8db9dbe492c7e331b64cd7db6a4
Malware Config
Signatures
- Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
- Dridex Payload 3 IoCs
Detects Dridex x64 core DLL in memory.
- Dridex Shellcode 1 IoCs
Detects Dridex Payload shellcode injected in Explorer process.
- Executes dropped EXE 4 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 behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of AdjustPrivilegeToken 12 IoCs
- Suspicious use of WriteProcessMemory 16 IoCs
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\e5b2e61781be26841034602297e2b8923e4ff8db9dbe492c7e331b64cd7db6a4.dll,#11⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\system32\wermgr.exeC:\Windows\system32\wermgr.exe1⤵
-
C:\Users\Admin\AppData\Local\lamOZkbGx\wermgr.exeC:\Users\Admin\AppData\Local\lamOZkbGx\wermgr.exe1⤵
- Executes dropped EXE
-
C:\Windows\system32\ApplySettingsTemplateCatalog.exeC:\Windows\system32\ApplySettingsTemplateCatalog.exe1⤵
-
C:\Users\Admin\AppData\Local\nxFI\ApplySettingsTemplateCatalog.exeC:\Users\Admin\AppData\Local\nxFI\ApplySettingsTemplateCatalog.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\SystemPropertiesComputerName.exeC:\Windows\system32\SystemPropertiesComputerName.exe1⤵
-
C:\Users\Admin\AppData\Local\Jp8pAA\SystemPropertiesComputerName.exeC:\Users\Admin\AppData\Local\Jp8pAA\SystemPropertiesComputerName.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\CameraSettingsUIHost.exeC:\Windows\system32\CameraSettingsUIHost.exe1⤵
-
C:\Users\Admin\AppData\Local\p5756pj\CameraSettingsUIHost.exeC:\Users\Admin\AppData\Local\p5756pj\CameraSettingsUIHost.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/1428-168-0x0000000140000000-0x00000001400DB000-memory.dmp
memory/2068-115-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2068-120-0x000001604E200000-0x000001604E207000-memory.dmp
memory/2412-186-0x0000000140000000-0x0000000140120000-memory.dmp
memory/2648-131-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-160-0x00007FFE19694320-0x00007FFE19695320-memory.dmp
memory/2648-138-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-139-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-140-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-141-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-142-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-143-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-144-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-145-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-146-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-147-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-148-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-149-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-150-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-151-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-161-0x00007FFE19664320-0x00007FFE19665320-memory.dmp
memory/2648-137-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-136-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-121-0x0000000000B80000-0x0000000000B81000-memory.dmp
memory/2648-135-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-134-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-133-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-132-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-130-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-129-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-128-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-127-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-126-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-125-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-124-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-122-0x0000000140000000-0x00000001400DA000-memory.dmp
memory/2648-123-0x0000000140000000-0x00000001400DA000-memory.dmp