Analysis
- max time kernel
150s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
13/03/2024, 15:16
General
- Target c63375735d06ed759984f4d3890f9f4c.dll
- Size 2.0MB
- Sample240313-snkbhsab65
- SHA256 b326eec5230ebf12854118aa1dac0139da0e06a1ea2fb1385ff0f861db724f7d
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
- Suspicious behavior: EnumeratesProcesses 64 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\c63375735d06ed759984f4d3890f9f4c.dll1⤵
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\system32\OptionalFeatures.exeC:\Windows\system32\OptionalFeatures.exe1⤵
-
C:\Users\Admin\AppData\Local\jmMmI\OptionalFeatures.exeC:\Users\Admin\AppData\Local\jmMmI\OptionalFeatures.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\eudcedit.exeC:\Windows\system32\eudcedit.exe1⤵
-
C:\Users\Admin\AppData\Local\ps8VA0B0\eudcedit.exeC:\Users\Admin\AppData\Local\ps8VA0B0\eudcedit.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\dpapimig.exeC:\Windows\system32\dpapimig.exe1⤵
-
C:\Users\Admin\AppData\Local\ryWnEbJ\dpapimig.exeC:\Users\Admin\AppData\Local\ryWnEbJ\dpapimig.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
OptionalFeatures.exe
appwiz.cpl
appwiz.cpl
MFC42u.dll
MFC42u.dll
eudcedit.exe
eudcedit.exe
DUI70.dll
DUI70.dll
dpapimig.exe
Jnsvybh.lnk
appwiz.cpl
MFC42u.dll
DUI70.dll
memory/1132-0-0x0000000001500000-0x0000000001507000-memory.dmp
memory/1132-8-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/1132-1-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/1140-63-0x0000023F66D40000-0x0000023F66D47000-memory.dmp
memory/1140-64-0x0000000140000000-0x0000000140200000-memory.dmp
memory/1140-69-0x0000000140000000-0x0000000140200000-memory.dmp
memory/2512-86-0x0000000140000000-0x0000000140206000-memory.dmp
memory/2512-81-0x0000000140000000-0x0000000140206000-memory.dmp
memory/2512-80-0x0000017CAB4E0000-0x0000017CAB4E7000-memory.dmp
memory/3204-97-0x0000000140000000-0x0000000140245000-memory.dmp
memory/3204-103-0x0000000140000000-0x0000000140245000-memory.dmp
memory/3204-100-0x0000029BDFD00000-0x0000029BDFD07000-memory.dmp
memory/3484-12-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-11-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-33-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-45-0x00007FFAE2660000-0x00007FFAE2670000-memory.dmp
memory/3484-52-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-30-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-27-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-28-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-26-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-25-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-54-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-32-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-34-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-35-0x00000000009F0000-0x00000000009F7000-memory.dmp
memory/3484-31-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-29-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-4-0x00000000023D0000-0x00000000023D1000-memory.dmp
memory/3484-42-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-21-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-23-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-24-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-22-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-13-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-17-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-18-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-20-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-19-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-15-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-16-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-14-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-10-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-9-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-7-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3484-5-0x00007FFAE1B8A000-0x00007FFAE1B8B000-memory.dmp