Analysis
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max time kernel
143s -
max time network
122s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
10-09-2024 00:01
Static task
static1
Behavioral task
behavioral1
Sample
Set-up.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Set-up.exe
Resource
win10v2004-20240802-en
General
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Target
Set-up.exe
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Size
6.3MB
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MD5
3406055d6c38b0219192413e4cd18a2b
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SHA1
80be1c096353caae8b01182b39df81191ae7924f
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SHA256
008363271c52663213d521af1a6c9cf1b9e2d4be17a629ff6079a69e796236c8
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SHA512
077c2fe82e5093b5bd3912ffb307495c3a58e03b2eb4c5003c30e07b0bf41012d695c1525b4ff138c9a0e4427b70a6732873b17aa5c06cf830ab56e0fa7d6311
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SSDEEP
98304:ui+pBnmP/EW4Cz1NEG7NWOxUFXjn+xjYQEaTZFBHSbKu0:uRTW4Cy4NwneLEaTZFBHfu0
Malware Config
Extracted
cryptbot
fiftv15pn.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:
Set-up.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation Set-up.exe -
Executes dropped EXE 2 IoCs
Processes:
service123.exeservice123.exepid process 4004 service123.exe 4152 service123.exe -
Loads dropped DLL 2 IoCs
Processes:
service123.exeservice123.exepid process 4004 service123.exe 4152 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:
Set-up.exeservice123.exeschtasks.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Set-up.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:
Set-up.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 Set-up.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString Set-up.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 AdjustPrivilegeToken 1 IoCs
Processes:
svchost.exedescription pid process Token: SeManageVolumePrivilege 4684 svchost.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
Set-up.exedescription pid process target process PID 4548 wrote to memory of 4004 4548 Set-up.exe service123.exe PID 4548 wrote to memory of 4004 4548 Set-up.exe service123.exe PID 4548 wrote to memory of 4004 4548 Set-up.exe service123.exe PID 4548 wrote to memory of 2852 4548 Set-up.exe schtasks.exe PID 4548 wrote to memory of 2852 4548 Set-up.exe schtasks.exe PID 4548 wrote to memory of 2852 4548 Set-up.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Set-up.exe"C:\Users\Admin\AppData\Local\Temp\Set-up.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:4548 -
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:4004 -
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:2852
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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:4152
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k UnistackSvcGroup1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4684