Analysis
- max time kernel
150s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
21/03/2024, 04:00
General
- Target daa36e39ddd01cf2719157c8c243ceb2.dll
- Size 1.7MB
- Sample240321-ekxwjsbd77
- SHA256 2d9bd3edef965dfaa2dfc0798a9978a0e8dce6a3663f9a4cb32e6bbaee463e85
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 4 IoCs
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious use of AdjustPrivilegeToken 8 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\daa36e39ddd01cf2719157c8c243ceb2.dll,#11⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\system32\MusNotificationUx.exeC:\Windows\system32\MusNotificationUx.exe1⤵
-
C:\Users\Admin\AppData\Local\PeWs\MusNotificationUx.exeC:\Users\Admin\AppData\Local\PeWs\MusNotificationUx.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\Dxpserver.exeC:\Windows\system32\Dxpserver.exe1⤵
-
C:\Users\Admin\AppData\Local\SeTn7N\Dxpserver.exeC:\Users\Admin\AppData\Local\SeTn7N\Dxpserver.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\SndVol.exeC:\Windows\system32\SndVol.exe1⤵
-
C:\Users\Admin\AppData\Local\l7f9\SndVol.exeC:\Users\Admin\AppData\Local\l7f9\SndVol.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
MusNotificationUx.exe
MusNotificationUx.exe
XmlLite.dll
XmlLite.dll
Dxpserver.exe
Dxpserver.exe
dwmapi.dll
dwmapi.dll
SndVol.exe
SndVol.exe
UxTheme.dll
UxTheme.dll
Mjigr.lnk
dwmapi.dll
UxTheme.dll
XmlLite.dll
memory/1676-65-0x0000022B1EA20000-0x0000022B1EA27000-memory.dmp
memory/1676-70-0x0000000140000000-0x00000001401B6000-memory.dmp
memory/1676-64-0x0000000140000000-0x00000001401B6000-memory.dmp
memory/2720-0-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/2720-7-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/2720-1-0x000001B03C660000-0x000001B03C667000-memory.dmp
memory/3476-23-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-20-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-31-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-33-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-34-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-32-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-25-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-24-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-30-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-21-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-36-0x0000000001F00000-0x0000000001F07000-memory.dmp
memory/3476-35-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-43-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-55-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-53-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-29-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-28-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-26-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-22-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-27-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-19-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-6-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-44-0x00007FFAD5520000-0x00007FFAD5530000-memory.dmp
memory/3476-15-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-4-0x0000000002A30000-0x0000000002A31000-memory.dmp
memory/3476-18-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-8-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-17-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-16-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-10-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-9-0x00007FFAD40CA000-0x00007FFAD40CB000-memory.dmp
memory/3476-14-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-11-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-13-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/3476-12-0x0000000140000000-0x00000001401B5000-memory.dmp
memory/4568-87-0x0000000140000000-0x00000001401B6000-memory.dmp
memory/4568-81-0x0000020B3D190000-0x0000020B3D197000-memory.dmp
memory/4772-104-0x0000000140000000-0x00000001401B6000-memory.dmp
memory/4772-100-0x000002123D0D0000-0x000002123D0D7000-memory.dmp