Analysis
- max time kernel
150s - max time network
125s - platform
windows7_x64 - resource
win7-20240221-en - resource tags
- submitted
04/03/2024, 04:34
General
- Target b13bb70505928f7652efe277d4566156.dll
- Size 1.5MB
- Sample240304-e7lrsshh4z
- SHA256 ff5080d1129f3e4048ce22d9d0ae2eba05033a9310430962d3b985f09115a85c
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 4 IoCs
- Loads dropped DLL 9 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Checks whether UAC is enabled 1 TTPs 5 IoCs
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious use of WriteProcessMemory 24 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\b13bb70505928f7652efe277d4566156.dll,#11⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\system32\sigverif.exeC:\Windows\system32\sigverif.exe1⤵
-
C:\Users\Admin\AppData\Local\JKpB\sigverif.exeC:\Users\Admin\AppData\Local\JKpB\sigverif.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\rdpclip.exeC:\Windows\system32\rdpclip.exe1⤵
-
C:\Users\Admin\AppData\Local\q4Yzn9Ve\rdpclip.exeC:\Users\Admin\AppData\Local\q4Yzn9Ve\rdpclip.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\SnippingTool.exeC:\Windows\system32\SnippingTool.exe1⤵
-
C:\Users\Admin\AppData\Local\9qw3OuEe\SnippingTool.exeC:\Users\Admin\AppData\Local\9qw3OuEe\SnippingTool.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\perfmon.exeC:\Windows\system32\perfmon.exe1⤵
-
C:\Users\Admin\AppData\Local\AGsiP0A\perfmon.exeC:\Users\Admin\AppData\Local\AGsiP0A\perfmon.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
SnippingTool.exe
UxTheme.dll
credui.dll
perfmon.exe
VERSION.dll
WINSTA.dll
Zlaomnuc.lnk
UxTheme.dll
sigverif.exe
rdpclip.exe
memory/920-136-0x0000000000190000-0x0000000000197000-memory.dmp
memory/1272-40-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-45-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-22-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-23-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-21-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-20-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-19-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-24-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-25-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-26-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-27-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-28-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-30-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-29-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-32-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-31-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-33-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-34-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-35-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-36-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-37-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-39-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-38-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-4-0x00000000776B6000-0x00000000776B7000-memory.dmp
memory/1272-41-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-43-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-42-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-44-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-46-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-18-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-47-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-49-0x0000000001D90000-0x0000000001D97000-memory.dmp
memory/1272-48-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-56-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-57-0x00000000777C1000-0x00000000777C2000-memory.dmp
memory/1272-58-0x0000000077920000-0x0000000077922000-memory.dmp
memory/1272-67-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-71-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-72-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-13-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-14-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-5-0x0000000002200000-0x0000000002201000-memory.dmp
memory/1272-15-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-17-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-155-0x00000000776B6000-0x00000000776B7000-memory.dmp
memory/1272-11-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-12-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-10-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-16-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-7-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1272-9-0x0000000140000000-0x0000000140185000-memory.dmp
memory/1964-88-0x0000000000180000-0x0000000000187000-memory.dmp
memory/2100-8-0x0000000140000000-0x0000000140185000-memory.dmp
memory/2100-0-0x0000000000110000-0x0000000000117000-memory.dmp
memory/2100-1-0x0000000140000000-0x0000000140185000-memory.dmp
memory/2660-121-0x0000000001B50000-0x0000000001B57000-memory.dmp
memory/2772-104-0x0000000000100000-0x0000000000107000-memory.dmp