Analysis
- max time kernel
156s - max time network
138s - platform
windows10_x64 - resource
win10-en - submitted
16/09/2021, 08:17
Static task
static1
Behavioral task
behavioral1
Sample
fbc0696d187cc64db436f4922031d3326a99a3c8646a9b4baf84f00631417b69.dll
Resource
win7-en
0 signatures
0 seconds
General
- Target fbc0696d187cc64db436f4922031d3326a99a3c8646a9b4baf84f00631417b69.dll
- Size 2.1MB
- Sample210916-j6qftafdal
- SHA256 fbc0696d187cc64db436f4922031d3326a99a3c8646a9b4baf84f00631417b69
- MD5 25e69464a2fab7ca6ce8c71b520ba4f5
- SHA1 0a556a2ab05b056eb8fed392633b0bae27eef9ab
- SHA512 f090818477e2e9240a1d4ddc8dece8ebef7069a4b9a2583550f26e580d7b4c13feee9771a9107c708895f473571bf2538db36602897703ca038d7a172dc877a9
- MD5 SHA1 SHA512
Malware Config
Signatures
-
resource yara_rule behavioral2/memory/3032-120-0x0000000002A00000-0x0000000002A01000-memory.dmp dridex_stager_shellcode - Executes dropped EXE 3 IoCs
pid Process 4080 SystemPropertiesHardware.exe 920 psr.exe 1180 SystemPropertiesRemote.exe - Loads dropped DLL 3 IoCs
pid Process 4080 SystemPropertiesHardware.exe 920 psr.exe 1180 SystemPropertiesRemote.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2559286294-2439613352-4032193287-1000\Software\Microsoft\Windows\CurrentVersion\Run\Wzmtblrj = "C:\\Users\\Admin\\AppData\\Roaming\\Adobe\\FLASHP~1\\NATIVE~1\\J0RCJZ~1\\psr.exe" Process not Found -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA SystemPropertiesHardware.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA psr.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA SystemPropertiesRemote.exe - Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2559286294-2439613352-4032193287-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance Process not Found Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance Process not Found - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3636 rundll32.exe 3636 rundll32.exe 3636 rundll32.exe 3636 rundll32.exe 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3032 Process not Found - Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeShutdownPrivilege 3032 Process not Found Token: SeCreatePagefilePrivilege 3032 Process not Found Token: SeShutdownPrivilege 3032 Process not Found Token: SeCreatePagefilePrivilege 3032 Process not Found Token: SeShutdownPrivilege 3032 Process not Found Token: SeCreatePagefilePrivilege 3032 Process not Found Token: SeShutdownPrivilege 3032 Process not Found Token: SeCreatePagefilePrivilege 3032 Process not Found Token: SeShutdownPrivilege 3032 Process not Found Token: SeCreatePagefilePrivilege 3032 Process not Found Token: SeShutdownPrivilege 3032 Process not Found Token: SeCreatePagefilePrivilege 3032 Process not Found - Suspicious use of FindShellTrayWindow 9 IoCs
pid Process 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found 3032 Process not Found - Suspicious use of SendNotifyMessage 1 IoCs
pid Process 3032 Process not Found - Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3032 wrote to memory of 644 3032 Process not Found 70 PID 3032 wrote to memory of 644 3032 Process not Found 70 PID 3032 wrote to memory of 4080 3032 Process not Found 71 PID 3032 wrote to memory of 4080 3032 Process not Found 71 PID 3032 wrote to memory of 856 3032 Process not Found 72 PID 3032 wrote to memory of 856 3032 Process not Found 72 PID 3032 wrote to memory of 920 3032 Process not Found 73 PID 3032 wrote to memory of 920 3032 Process not Found 73 PID 3032 wrote to memory of 1156 3032 Process not Found 74 PID 3032 wrote to memory of 1156 3032 Process not Found 74 PID 3032 wrote to memory of 1180 3032 Process not Found 75 PID 3032 wrote to memory of 1180 3032 Process not Found 75
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\fbc0696d187cc64db436f4922031d3326a99a3c8646a9b4baf84f00631417b69.dll,#11⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
PID:3636
-
C:\Windows\system32\SystemPropertiesHardware.exeC:\Windows\system32\SystemPropertiesHardware.exe1⤵PID:644
-
C:\Users\Admin\AppData\Local\JPh\SystemPropertiesHardware.exeC:\Users\Admin\AppData\Local\JPh\SystemPropertiesHardware.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:4080
-
C:\Windows\system32\psr.exeC:\Windows\system32\psr.exe1⤵PID:856
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C:\Users\Admin\AppData\Local\jjDHK\psr.exeC:\Users\Admin\AppData\Local\jjDHK\psr.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:920
-
C:\Windows\system32\SystemPropertiesRemote.exeC:\Windows\system32\SystemPropertiesRemote.exe1⤵PID:1156
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C:\Users\Admin\AppData\Local\2IB\SystemPropertiesRemote.exeC:\Users\Admin\AppData\Local\2IB\SystemPropertiesRemote.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:1180