Analysis
- max time kernel
151s - max time network
159s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
10/03/2024, 12:57
General
- Target f863677346d1ad571e659586435b67c3c690c1863eecce407a3c7e60b367e206.dll
- Size 776KB
- Sample240310-p7blyada92
- SHA256 f863677346d1ad571e659586435b67c3c690c1863eecce407a3c7e60b367e206
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
- Suspicious behavior: EnumeratesProcesses 64 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\f863677346d1ad571e659586435b67c3c690c1863eecce407a3c7e60b367e206.dll,#11⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\system32\PresentationSettings.exeC:\Windows\system32\PresentationSettings.exe1⤵
-
C:\Users\Admin\AppData\Local\2ts\PresentationSettings.exeC:\Users\Admin\AppData\Local\2ts\PresentationSettings.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\raserver.exeC:\Windows\system32\raserver.exe1⤵
-
C:\Users\Admin\AppData\Local\3saO0\raserver.exeC:\Users\Admin\AppData\Local\3saO0\raserver.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\bdeunlock.exeC:\Windows\system32\bdeunlock.exe1⤵
-
C:\Users\Admin\AppData\Local\y7M3P\bdeunlock.exeC:\Users\Admin\AppData\Local\y7M3P\bdeunlock.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4240 --field-trial-handle=2692,i,8678872182442199182,12502579059484928042,262144 --variations-seed-version /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
PresentationSettings.exe
WINMM.dll
WTSAPI32.dll
raserver.exe
DUI70.dll
bdeunlock.exe
Axoeay.lnk
memory/180-85-0x00007FF8A1BF0000-0x00007FF8A1CF8000-memory.dmp
memory/180-86-0x0000025726C90000-0x0000025726C97000-memory.dmp
memory/180-90-0x00007FF8A1BF0000-0x00007FF8A1CF8000-memory.dmp
memory/1096-1-0x00007FF8B2F80000-0x00007FF8B3042000-memory.dmp
memory/1096-46-0x00007FF8B2F80000-0x00007FF8B3042000-memory.dmp
memory/1096-0-0x000002F9AD0B0000-0x000002F9AD0B7000-memory.dmp
memory/1432-58-0x00007FF8A2500000-0x00007FF8A25C4000-memory.dmp
memory/1432-54-0x000002001E5E0000-0x000002001E5E7000-memory.dmp
memory/1432-53-0x00007FF8A2500000-0x00007FF8A25C4000-memory.dmp
memory/2916-74-0x00007FF8A2440000-0x00007FF8A2503000-memory.dmp
memory/2916-70-0x00007FF8A2440000-0x00007FF8A2503000-memory.dmp
memory/2916-69-0x000001C840B40000-0x000001C840B47000-memory.dmp
memory/3332-12-0x0000000140000000-0x00000001400C2000-memory.dmp
memory/3332-19-0x0000000140000000-0x00000001400C2000-memory.dmp
memory/3332-23-0x0000000140000000-0x00000001400C2000-memory.dmp
memory/3332-24-0x0000000000600000-0x0000000000607000-memory.dmp
memory/3332-25-0x0000000140000000-0x00000001400C2000-memory.dmp
memory/3332-32-0x0000000140000000-0x00000001400C2000-memory.dmp
memory/3332-33-0x00007FF8C1A00000-0x00007FF8C1A10000-memory.dmp
memory/3332-34-0x00007FF8C19F0000-0x00007FF8C1A00000-memory.dmp
memory/3332-43-0x0000000140000000-0x00000001400C2000-memory.dmp
memory/3332-22-0x0000000140000000-0x00000001400C2000-memory.dmp
memory/3332-21-0x0000000140000000-0x00000001400C2000-memory.dmp
memory/3332-17-0x0000000140000000-0x00000001400C2000-memory.dmp
memory/3332-20-0x0000000140000000-0x00000001400C2000-memory.dmp
memory/3332-16-0x0000000140000000-0x00000001400C2000-memory.dmp
memory/3332-18-0x0000000140000000-0x00000001400C2000-memory.dmp
memory/3332-15-0x0000000140000000-0x00000001400C2000-memory.dmp
memory/3332-14-0x0000000140000000-0x00000001400C2000-memory.dmp
memory/3332-13-0x0000000140000000-0x00000001400C2000-memory.dmp
memory/3332-11-0x0000000140000000-0x00000001400C2000-memory.dmp
memory/3332-10-0x0000000140000000-0x00000001400C2000-memory.dmp
memory/3332-9-0x0000000140000000-0x00000001400C2000-memory.dmp
memory/3332-8-0x0000000140000000-0x00000001400C2000-memory.dmp
memory/3332-7-0x0000000140000000-0x00000001400C2000-memory.dmp
memory/3332-6-0x0000000140000000-0x00000001400C2000-memory.dmp
memory/3332-3-0x0000000002400000-0x0000000002401000-memory.dmp
memory/3332-4-0x00007FF8C0CDA000-0x00007FF8C0CDB000-memory.dmp