Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
12/03/2024, 18:32
General
- Target c40fd508dd429818bfcbb64b927b5c77.dll
- Size 2.3MB
- Sample240312-w63glaga8z
- SHA256 07d88b6f5101588766c5d9184bfcf5aa69590341ad79197901a8b3f21e114e66
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 5 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 24 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\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c40fd508dd429818bfcbb64b927b5c77.dll,#11⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\system32\SppExtComObj.ExeC:\Windows\system32\SppExtComObj.Exe1⤵
-
C:\Users\Admin\AppData\Local\29J0q\SppExtComObj.ExeC:\Users\Admin\AppData\Local\29J0q\SppExtComObj.Exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\SystemSettingsAdminFlows.exeC:\Windows\system32\SystemSettingsAdminFlows.exe1⤵
-
C:\Users\Admin\AppData\Local\XYW\SystemSettingsAdminFlows.exeC:\Users\Admin\AppData\Local\XYW\SystemSettingsAdminFlows.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\dwm.exeC:\Windows\system32\dwm.exe1⤵
-
C:\Users\Admin\AppData\Local\Pd6b\dwm.exeC:\Users\Admin\AppData\Local\Pd6b\dwm.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
ACTIVEDS.dll
ACTIVEDS.dll
SppExtComObj.Exe
SppExtComObj.Exe
dwm.exe
dxgi.dll
dxgi.dll
dxgi.dll
dxgi.dll
DUI70.dll
DUI70.dll
SystemSettingsAdminFlows.exe
SystemSettingsAdminFlows.exe
dwm.exe
dxgi.dll
Qoupr.lnk
ACTIVEDS.dll
DUI70.dll
memory/1760-0-0x0000000140000000-0x0000000140244000-memory.dmp
memory/1760-8-0x0000000140000000-0x0000000140244000-memory.dmp
memory/1760-2-0x00000258667C0000-0x00000258667C7000-memory.dmp
memory/3140-113-0x000002A7F0B50000-0x000002A7F0B57000-memory.dmp
memory/3532-75-0x00000255CD5B0000-0x00000255CD5B7000-memory.dmp
memory/3532-81-0x0000000140000000-0x0000000140245000-memory.dmp
memory/3532-76-0x0000000140000000-0x0000000140245000-memory.dmp
memory/3552-21-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-55-0x00007FFE21920000-0x00007FFE21930000-memory.dmp
memory/3552-27-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-32-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-33-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-30-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-34-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-35-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-36-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-37-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-42-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-41-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-40-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-39-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-38-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-44-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-45-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-46-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-47-0x0000000002BB0000-0x0000000002BB7000-memory.dmp
memory/3552-43-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-54-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-66-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-64-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-31-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-29-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-28-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-25-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-26-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-24-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-23-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-22-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-5-0x00007FFE1FDCA000-0x00007FFE1FDCB000-memory.dmp
memory/3552-4-0x0000000004400000-0x0000000004401000-memory.dmp
memory/3552-20-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-18-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-19-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-15-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-17-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-16-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-14-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-13-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-7-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-12-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-11-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-10-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3552-9-0x0000000140000000-0x0000000140244000-memory.dmp
memory/3992-94-0x000001E0EAF80000-0x000001E0EAF87000-memory.dmp
memory/3992-92-0x0000000140000000-0x000000014028A000-memory.dmp