Analysis
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max time kernel
71s -
max time network
77s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system -
submitted
05-11-2023 09:34
Behavioral task
behavioral1
Sample
eulen setup.exe
Resource
win10v2004-20231020-en
General
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Target
eulen setup.exe
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Size
168KB
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MD5
2ca228c7984f45002fca353b6a4bfedc
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SHA1
24f37766540dda7110aa3a342e137537b5e7821a
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SHA256
fd0d60615c38683ae85a5ef1ab2beaed160ebe700acdcec25312339adad88fda
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SHA512
6114dbc03375ba2e4c83af3b92979294743dbb0d674ee8375f94bdb3b05642323d6c597523ccb20f7c61096631600fdb1930e1f92ae7207c36f1735ae597378a
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SSDEEP
3072:YAWpXLyTpF7EwQTZyElBXc2gjRTNKKujXjoimNxyJy/gVCp6TGJuDgN5:YAWpXgREBXcrxNUSxJoU6TD4
Malware Config
Extracted
mercurialgrabber
https://discord.com/api/webhooks/917748860682657832/sSsKt4ikHoi9zkepKqNjrrQK503_MnWsxInF6XnFlC2W3mmbZI320rx6s-R3dnG3i8W3
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:
eulen setup.exedescription ioc process Key opened \REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions eulen setup.exe -
Looks for VMWare Tools registry key 2 TTPs 1 IoCs
Processes:
eulen setup.exedescription ioc process Key opened \REGISTRY\MACHINE\SOFTWARE\VMWare, Inc.\VMWare Tools eulen setup.exe -
Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
eulen setup.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion eulen setup.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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Legitimate hosting services abused for malware hosting/C2 1 TTPs
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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 4 ip4.seeip.org 5 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:
eulen setup.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum eulen setup.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 eulen setup.exe -
Checks SCSI registry key(s) 3 TTPs 1 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
eulen setup.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_VMware_&Prod_VMware_Virtual_S eulen setup.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
eulen setup.exedescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 eulen setup.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString eulen setup.exe -
Enumerates system info in registry 2 TTPs 4 IoCs
Processes:
eulen setup.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosInformation eulen setup.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemManufacturer eulen setup.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemProductName eulen setup.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Logical Unit Id 0 eulen setup.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
eulen setup.exedescription pid process Token: SeDebugPrivilege 5000 eulen setup.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\eulen setup.exe"C:\Users\Admin\AppData\Local\Temp\eulen setup.exe"1⤵
- 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
PID:5000