Analysis
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max time kernel
139s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
19-06-2024 15:19
Behavioral task
behavioral1
Sample
PyGrabber BETA/PyGrabber.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
PyGrabber BETA/PyGrabber.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
PyGrabber BETA/Setup.bat
Resource
win7-20240611-en
Behavioral task
behavioral4
Sample
PyGrabber BETA/Setup.bat
Resource
win10v2004-20240611-en
Behavioral task
behavioral5
Sample
PyGrabber BETA/req.py
Resource
win7-20240611-en
Behavioral task
behavioral6
Sample
PyGrabber BETA/req.py
Resource
win10v2004-20240508-en
General
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Target
PyGrabber BETA/Setup.bat
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Size
131B
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MD5
a58f7bad0e4d3a313ab83847931db227
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SHA1
ff030845d85b500fbdfaf5f92e528d6bccd8f211
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SHA256
8099f032726197ae774813b3bb0305ce06a62aa638e4555350400b500377670e
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SHA512
f48315c0384c2e86fea7a671c422b1b58a73d995e9d451b5e37f73219dc0971a24c30d08cb919c93f97f65a721ee7dd61e91b4ccbc572aad383742f36cada456
Malware Config
Extracted
mercurialgrabber
https://discord.com/api/webhooks/989605498150092830/I3sJcFFWbTWwsAi6ly8l_n-AJ0DbeIeGdUt5rJnglsUWr5gsPaHLpVae-SL6M8scYn3s
Signatures
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Mercurial Grabber Stealer
Mercurial Grabber is an open source stealer targeting Chrome, Discord and some game clients as well as generic system information.
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Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
Processes:
PyGrabber.exedescription ioc process Key opened \REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions PyGrabber.exe -
Looks for VMWare Tools registry key 2 TTPs 1 IoCs
Processes:
PyGrabber.exedescription ioc process Key opened \REGISTRY\MACHINE\SOFTWARE\VMWare, Inc.\VMWare Tools PyGrabber.exe -
Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
PyGrabber.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion PyGrabber.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
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Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 3 ip4.seeip.org 4 ip4.seeip.org 13 ip-api.com -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
PyGrabber.exedescription ioc process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 PyGrabber.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum PyGrabber.exe -
Checks SCSI registry key(s) 3 TTPs 1 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
PyGrabber.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_VMware_&Prod_VMware_Virtual_S PyGrabber.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
PyGrabber.exedescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 PyGrabber.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString PyGrabber.exe -
Enumerates system info in registry 2 TTPs 4 IoCs
Processes:
PyGrabber.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosInformation PyGrabber.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemManufacturer PyGrabber.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemProductName PyGrabber.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Logical Unit Id 0 PyGrabber.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
PyGrabber.exedescription pid process Token: SeDebugPrivilege 3076 PyGrabber.exe -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
cmd.exedescription pid process target process PID 4044 wrote to memory of 3076 4044 cmd.exe PyGrabber.exe PID 4044 wrote to memory of 3076 4044 cmd.exe PyGrabber.exe
Processes
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\PyGrabber BETA\Setup.bat"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\PyGrabber BETA\PyGrabber.exePyGrabber.exe2⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Maps connected drives based on registry
- Checks SCSI registry key(s)
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/3076-1-0x00007FFCF9A73000-0x00007FFCF9A75000-memory.dmpFilesize
8KB
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memory/3076-0-0x0000000000D60000-0x0000000000D70000-memory.dmpFilesize
64KB
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memory/3076-2-0x00007FFCF9A70000-0x00007FFCFA531000-memory.dmpFilesize
10.8MB
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memory/3076-6-0x00007FFCF9A70000-0x00007FFCFA531000-memory.dmpFilesize
10.8MB