Analysis
- max time kernel
150s - max time network
121s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
- submitted
30/01/2024, 08:32
General
- Target 81f7894d5f57875aac520d9601f29693.dll
- Size 1.7MB
- Sample240130-kfdj1acbf9
- SHA256 a6f1f005d6597eeaad112e697cdc23a870332a42fd7f897df28d80450d8f1801
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
- 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\81f7894d5f57875aac520d9601f29693.dll,#11⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\system32\SystemSettingsRemoveDevice.exeC:\Windows\system32\SystemSettingsRemoveDevice.exe1⤵
-
C:\Users\Admin\AppData\Local\VdD28pZRG\unregmp2.exeC:\Users\Admin\AppData\Local\VdD28pZRG\unregmp2.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\unregmp2.exeC:\Windows\system32\unregmp2.exe1⤵
-
C:\Users\Admin\AppData\Local\WvpJnY8zA\SystemSettingsRemoveDevice.exeC:\Users\Admin\AppData\Local\WvpJnY8zA\SystemSettingsRemoveDevice.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Users\Admin\AppData\Local\m4fl\omadmclient.exeC:\Users\Admin\AppData\Local\m4fl\omadmclient.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\omadmclient.exeC:\Windows\system32\omadmclient.exe1⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
VERSION.dll
VERSION.dll
unregmp2.exe
unregmp2.exe
DUI70.dll
DUI70.dll
SystemSettingsRemoveDevice.exe
XmlLite.dll
XmlLite.dll
XmlLite.dll
XmlLite.dll
omadmclient.exe
omadmclient.exe
Iydemppuyghrhln.lnk
XmlLite.dll
DUI70.dll
memory/1136-8-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/1136-0-0x0000021A9AB20000-0x0000021A9AB27000-memory.dmp
memory/1136-1-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/2608-92-0x00000273F0D10000-0x00000273F0D17000-memory.dmp
memory/2608-93-0x0000000140000000-0x00000001401FF000-memory.dmp
memory/3328-23-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-13-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-30-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-33-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-34-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-35-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-36-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-32-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-31-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-38-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-37-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-39-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-41-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-40-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-28-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-42-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-22-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-43-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-19-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-44-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-46-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-47-0x00000000012F0000-0x00000000012F7000-memory.dmp
memory/3328-54-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-45-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-18-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-29-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-12-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-9-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-66-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-64-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-55-0x00007FFF78A80000-0x00007FFF78A90000-memory.dmp
memory/3328-24-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-26-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-27-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-25-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-20-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-21-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-5-0x00007FFF7792A000-0x00007FFF7792B000-memory.dmp
memory/3328-14-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-17-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-16-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-15-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-11-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-10-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-7-0x0000000140000000-0x00000001401B9000-memory.dmp
memory/3328-4-0x00000000015B0000-0x00000000015B1000-memory.dmp
memory/3364-114-0x0000014B242D0000-0x0000014B242D7000-memory.dmp
memory/5108-76-0x0000015CA9890000-0x0000015CA9897000-memory.dmp
memory/5108-81-0x0000000140000000-0x00000001401BA000-memory.dmp
memory/5108-75-0x0000000140000000-0x00000001401BA000-memory.dmp