Analysis
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max time kernel
141s -
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
09-09-2024 21:44
Static task
static1
Behavioral task
behavioral1
Sample
40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral2
Sample
40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exe
Resource
win11-20240802-en
General
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Target
40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exe
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Size
6.4MB
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MD5
14000093998e963dcccc98a7162574c4
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SHA1
52e5c0d7fd74a697740f3780f17ca12dd526a295
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SHA256
40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463
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SHA512
562032fab6549498083bbbea8be678731902083f47f02a856ca4e31391c15cc16ee9ee16c164242cef333d505c8ebf56060a3a6161d3dc6926d229e644fa6f3c
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SSDEEP
98304:fBDzmHzcbKRVojDs5lfPKtVQ2rGNG6qUXynD4nuSDDC:JEzXQ/sfPCQ2rGNMFnD4HDC
Malware Config
Extracted
cryptbot
siv6pn.top
analforeverlovyu.top
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url_path
/v1/upload.php
Signatures
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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation 40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exe -
Executes dropped EXE 3 IoCs
Processes:
service123.exeservice123.exeservice123.exepid process 4148 service123.exe 1308 service123.exe 980 service123.exe -
Loads dropped DLL 3 IoCs
Processes:
service123.exeservice123.exeservice123.exepid process 4148 service123.exe 1308 service123.exe 980 service123.exe -
Reads user/profile data of web browsers 2 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.
Processes:
40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exeservice123.exeschtasks.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.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.
Processes:
40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious use of WriteProcessMemory 6 IoCs
Processes:
40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exedescription pid process target process PID 3984 wrote to memory of 4148 3984 40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exe service123.exe PID 3984 wrote to memory of 4148 3984 40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exe service123.exe PID 3984 wrote to memory of 4148 3984 40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exe service123.exe PID 3984 wrote to memory of 4564 3984 40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exe schtasks.exe PID 3984 wrote to memory of 4564 3984 40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exe schtasks.exe PID 3984 wrote to memory of 4564 3984 40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exe"C:\Users\Admin\AppData\Local\Temp\40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:3984 -
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:4148 -
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:4564
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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:1308
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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:980