Analysis
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max time kernel
144s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
05/10/2024, 01:47
Static task
static1
Behavioral task
behavioral1
Sample
c53ac9f977cc5054bfd42ed1ccb631047c902bedea0670cb8e3c80b13462d785.exe
Resource
win7-20240903-en
General
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Target
c53ac9f977cc5054bfd42ed1ccb631047c902bedea0670cb8e3c80b13462d785.exe
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Size
9.6MB
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MD5
b8660079898d3de03e6545c6083d4889
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SHA1
2309d43ab2adf9f8ba701725a8a9fe5e6690087a
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SHA256
c53ac9f977cc5054bfd42ed1ccb631047c902bedea0670cb8e3c80b13462d785
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SHA512
41e060b3358045a81d6bb3781230f74951eed3237f433a47445dc43619146735ab60f479294629b80b1ba7984902811a6419f7041ca5c127375c671777ae33ea
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SSDEEP
24576:6efrBW/UoV7vYnRRsEraYE0alT/+jA0i3w05rOA+A401Qwhpsh+Txlwdb+fkVtwx:IVMRsJfxlCTmd4DOfY/hqiHx8oO6S
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation c53ac9f977cc5054bfd42ed1ccb631047c902bedea0670cb8e3c80b13462d785.exe -
Executes dropped EXE 3 IoCs
pid Process 2400 service123.exe 8 service123.exe 1340 service123.exe -
Loads dropped DLL 3 IoCs
pid Process 2400 service123.exe 8 service123.exe 1340 service123.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c53ac9f977cc5054bfd42ed1ccb631047c902bedea0670cb8e3c80b13462d785.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language service123.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 c53ac9f977cc5054bfd42ed1ccb631047c902bedea0670cb8e3c80b13462d785.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString c53ac9f977cc5054bfd42ed1ccb631047c902bedea0670cb8e3c80b13462d785.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4608 schtasks.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3492 wrote to memory of 2400 3492 c53ac9f977cc5054bfd42ed1ccb631047c902bedea0670cb8e3c80b13462d785.exe 90 PID 3492 wrote to memory of 2400 3492 c53ac9f977cc5054bfd42ed1ccb631047c902bedea0670cb8e3c80b13462d785.exe 90 PID 3492 wrote to memory of 2400 3492 c53ac9f977cc5054bfd42ed1ccb631047c902bedea0670cb8e3c80b13462d785.exe 90 PID 3492 wrote to memory of 4608 3492 c53ac9f977cc5054bfd42ed1ccb631047c902bedea0670cb8e3c80b13462d785.exe 92 PID 3492 wrote to memory of 4608 3492 c53ac9f977cc5054bfd42ed1ccb631047c902bedea0670cb8e3c80b13462d785.exe 92 PID 3492 wrote to memory of 4608 3492 c53ac9f977cc5054bfd42ed1ccb631047c902bedea0670cb8e3c80b13462d785.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\c53ac9f977cc5054bfd42ed1ccb631047c902bedea0670cb8e3c80b13462d785.exe"C:\Users\Admin\AppData\Local\Temp\c53ac9f977cc5054bfd42ed1ccb631047c902bedea0670cb8e3c80b13462d785.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:3492 -
C:\Users\Admin\AppData\Local\Temp\service123.exe"C:\Users\Admin\AppData\Local\Temp\service123.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2400
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /tn "ServiceData4" /tr "C:\Users\Admin\AppData\Local\Temp\/service123.exe" /st 00:01 /du 9800:59 /sc once /ri 1 /f2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4608
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C:\Users\Admin\AppData\Local\Temp\service123.exeC:\Users\Admin\AppData\Local\Temp\/service123.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
PID:8
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C:\Users\Admin\AppData\Local\Temp\service123.exeC:\Users\Admin\AppData\Local\Temp\/service123.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
PID:1340