Analysis
- max time kernel
6s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20231222-en - resource tags
- submitted
16/01/2024, 23:44
General
- Target 612da1f317a43480b1617659e6cd4084.dll
- Size 3.5MB
- Sample240116-3rlzmachhm
- SHA256 11e89eaca40d56c2d5ea0f6ab09b5d386d90220efc320003b02295579ffb87d8
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 2 IoCs
- Loads dropped DLL 1 IoCs
- Checks whether UAC is enabled 1 TTPs 2 IoCs
- Suspicious behavior: EnumeratesProcesses 49 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of FindShellTrayWindow 2 IoCs
- Suspicious use of WriteProcessMemory 8 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\612da1f317a43480b1617659e6cd4084.dll,#11⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\system32\mblctr.exeC:\Windows\system32\mblctr.exe1⤵
-
C:\Users\Admin\AppData\Local\Kp1oj0xDz\mblctr.exeC:\Users\Admin\AppData\Local\Kp1oj0xDz\mblctr.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\WFS.exeC:\Windows\system32\WFS.exe1⤵
-
C:\Users\Admin\AppData\Local\cPbeDRhWG\WFS.exeC:\Users\Admin\AppData\Local\cPbeDRhWG\WFS.exe1⤵
- Executes dropped EXE
-
C:\Windows\system32\SndVol.exeC:\Windows\system32\SndVol.exe1⤵
-
C:\Users\Admin\AppData\Local\ayFu\SndVol.exeC:\Users\Admin\AppData\Local\ayFu\SndVol.exe1⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
WINMM.dll
mblctr.exe
mblctr.exe
SndVol.exe
SndVol.exe
UxTheme.dll
UxTheme.dll
WFS.exe
WFS.exe
WINMM.dll
WINMM.dll
WINMM.dll
Aqwbkkvq.lnk
UxTheme.dll
WINMM.dll
memory/948-128-0x0000020604C00000-0x0000020604C07000-memory.dmp
memory/3488-49-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-42-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-39-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-41-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-45-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-48-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-50-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-53-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-55-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-59-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-60-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-64-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-66-0x0000000003230000-0x0000000003237000-memory.dmp
memory/3488-65-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-63-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-62-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-74-0x00007FF9F64A0000-0x00007FF9F64B0000-memory.dmp
memory/3488-61-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-58-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-57-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-56-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-54-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-52-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-51-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-34-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-30-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-7-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-32-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-47-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-28-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-46-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-44-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-43-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-37-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-29-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-40-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-38-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-36-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-35-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-26-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-12-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-13-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-15-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-4-0x0000000003330000-0x0000000003331000-memory.dmp
memory/3488-23-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-33-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-31-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-27-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-25-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-20-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-24-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-22-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-21-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-16-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-17-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-14-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-19-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-18-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-11-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-10-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-8-0x0000000140000000-0x000000014037C000-memory.dmp
memory/3488-9-0x00007FF9F4EEA000-0x00007FF9F4EEB000-memory.dmp
memory/3948-94-0x00000204220B0000-0x00000204220B7000-memory.dmp
memory/4016-6-0x0000000140000000-0x000000014037C000-memory.dmp
memory/4016-2-0x000001A5BDB30000-0x000001A5BDB37000-memory.dmp
memory/4016-0-0x0000000140000000-0x000000014037C000-memory.dmp
memory/4912-112-0x00000289611F0000-0x00000289611F7000-memory.dmp