Analysis
- max time kernel
153s - max time network
136s - platform
windows10_x64 - resource
win10-en - submitted
13/09/2021, 07:56
Static task
static1
Behavioral task
behavioral1
Sample
faf73048315022f555cb19247a16d15d5608b41ca2d9fa0e796f2a95f62ebf64.dll
Resource
win7-en
0 signatures
0 seconds
General
- Target faf73048315022f555cb19247a16d15d5608b41ca2d9fa0e796f2a95f62ebf64.dll
- Size 1.8MB
- Sample210913-jsp8wsgdan
- SHA256 faf73048315022f555cb19247a16d15d5608b41ca2d9fa0e796f2a95f62ebf64
- MD5 022bab994a83d2e1bcc00b9c08b04f03
- SHA1 3e8054b9abadfaf0fd4ce08ac00ebe066a9b4203
- SHA512 53e895b21313e7c82933783c4a8abbd04229c826fcea3c0328743f2c30f15c3864c8a7eb5d2111f041d0a3f9745944c70856ac3572a569a7317efdc894f4e159
- MD5 SHA1 SHA512
Malware Config
Signatures
-
resource yara_rule behavioral2/memory/3008-120-0x0000000001500000-0x0000000001501000-memory.dmp dridex_stager_shellcode - Executes dropped EXE 3 IoCs
pid Process 1416 lpksetup.exe 1800 mblctr.exe 700 mspaint.exe - Loads dropped DLL 3 IoCs
pid Process 1416 lpksetup.exe 1800 mblctr.exe 700 mspaint.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\\MICROS~1\\Windows\\STARTM~1\\Programs\\SYSTEM~1\\uQi\\mblctr.exe" Process not Found -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA lpksetup.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA mblctr.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA mspaint.exe - Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance Process not Found Key created \REGISTRY\USER\S-1-5-21-2559286294-2439613352-4032193287-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance Process not Found - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2500 regsvr32.exe 2500 regsvr32.exe 2500 regsvr32.exe 2500 regsvr32.exe 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3008 Process not Found - Suspicious use of FindShellTrayWindow 9 IoCs
pid Process 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found 3008 Process not Found - Suspicious use of SendNotifyMessage 1 IoCs
pid Process 3008 Process not Found - Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3008 wrote to memory of 1228 3008 Process not Found 70 PID 3008 wrote to memory of 1228 3008 Process not Found 70 PID 3008 wrote to memory of 1416 3008 Process not Found 71 PID 3008 wrote to memory of 1416 3008 Process not Found 71 PID 3008 wrote to memory of 1780 3008 Process not Found 72 PID 3008 wrote to memory of 1780 3008 Process not Found 72 PID 3008 wrote to memory of 1800 3008 Process not Found 73 PID 3008 wrote to memory of 1800 3008 Process not Found 73 PID 3008 wrote to memory of 2168 3008 Process not Found 74 PID 3008 wrote to memory of 2168 3008 Process not Found 74 PID 3008 wrote to memory of 700 3008 Process not Found 75 PID 3008 wrote to memory of 700 3008 Process not Found 75
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\faf73048315022f555cb19247a16d15d5608b41ca2d9fa0e796f2a95f62ebf64.dll1⤵
- Suspicious behavior: EnumeratesProcesses
PID:2500
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C:\Windows\system32\lpksetup.exeC:\Windows\system32\lpksetup.exe1⤵PID:1228
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C:\Users\Admin\AppData\Local\dWX8h7wM\lpksetup.exeC:\Users\Admin\AppData\Local\dWX8h7wM\lpksetup.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:1416
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C:\Windows\system32\mblctr.exeC:\Windows\system32\mblctr.exe1⤵PID:1780
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C:\Users\Admin\AppData\Local\HBE7VPI8K\mblctr.exeC:\Users\Admin\AppData\Local\HBE7VPI8K\mblctr.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:1800
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C:\Windows\system32\mspaint.exeC:\Windows\system32\mspaint.exe1⤵PID:2168
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C:\Users\Admin\AppData\Local\0L50o\mspaint.exeC:\Users\Admin\AppData\Local\0L50o\mspaint.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:700