Resubmissions
20-09-2022 07:11
220920-hz9ensfggl 10Analysis
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max time kernel
142s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
20-09-2022 07:11
Behavioral task
behavioral1
Sample
gamesense.pub.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
gamesense.pub.exe
Resource
win10v2004-20220901-en
General
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Target
gamesense.pub.exe
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Size
42KB
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MD5
63ebbaeec8841811bd9fac6921e329f9
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SHA1
35120cd7f882f6598c9d575d3784322ad89b0f11
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SHA256
9144209e3c8d2c05172343853f4f8a5ab8898bae08e1bc21b79bbacb4f7eefa5
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SHA512
b6b34380d8f7506e6401662c1333e00b29fcc792f6f752faad0c343b15757087d3e4c40a8dce6d26d363fdec1e14c97e4d31c95045acd9e1b7d0cbc4b18f3f22
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SSDEEP
768:i/VfW+WRXfzuZoLoFTjXbKZKfgm3Ehl+:iVx4fFLoFTrbF7EH+
Malware Config
Extracted
mercurialgrabber
https://discord.com/api/webhooks/988860387116056626/qGMU_xCcvq7I337gTLsPXC3czlwl9dSVfB2QUWYPAbg5aeuREHjAQCmrMIBwrQMrVWt4
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:
gamesense.pub.exedescription ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions gamesense.pub.exe -
Looks for VMWare Tools registry key 2 TTPs 1 IoCs
Processes:
gamesense.pub.exedescription ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\VMWare, Inc.\VMWare Tools gamesense.pub.exe -
Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
gamesense.pub.exedescription ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion gamesense.pub.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs
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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 6 ip4.seeip.org 7 ip4.seeip.org 12 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:
gamesense.pub.exedescription ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 gamesense.pub.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum gamesense.pub.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target Process procid_target 3732 2372 WerFault.exe 82 -
Checks SCSI registry key(s) 3 TTPs 1 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
gamesense.pub.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_VMware_&Prod_VMware_Virtual_S gamesense.pub.exe -
Enumerates system info in registry 2 TTPs 4 IoCs
Processes:
gamesense.pub.exedescription ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosInformation gamesense.pub.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemManufacturer gamesense.pub.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemProductName gamesense.pub.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Logical Unit Id 0 gamesense.pub.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
gamesense.pub.exedescription pid Process Token: SeDebugPrivilege 2372 gamesense.pub.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\gamesense.pub.exe"C:\Users\Admin\AppData\Local\Temp\gamesense.pub.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)
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:2372 -
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 2372 -s 21642⤵
- Program crash
PID:3732
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -pss -s 420 -p 2372 -ip 23721⤵PID:1564