Analysis
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max time kernel
104s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20230621-en -
resource tags
arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system -
submitted
25-06-2023 17:51
Behavioral task
behavioral1
Sample
FNMods By dzekonunkramponu_1907.exe
Resource
win10v2004-20230621-en
General
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Target
FNMods By dzekonunkramponu_1907.exe
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Size
41KB
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MD5
2476c03ed785f2e8d6f650166b8bc8a2
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SHA1
6204bb5ea7a1be798fc96282ef8addfc28448a08
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SHA256
1e55f962f30eed4176308e40c93919ab29009b5fafe60f3dd4c9f4555a3602c3
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SHA512
89aca4571c8791f6fbb05faec947789ad33acfd72f03eaee8c452f8dd597bdfcd7080d7ecc35a9522920a20209d29922f79f7b17262598278edcab2cc669d395
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SSDEEP
768:evscaIyI8SPuHKwnuZCeiWTjzKZKfgm3Ehxl:Zc1++OZeiWTPF7E/l
Malware Config
Extracted
mercurialgrabber
https://discord.com/api/webhooks/1122463751438872596/e_mrqsTymmDv97OA5__A-io6FrMPIUzm2y3P2O1YYqxy7SHhq_IXwnW1DfphiCgwtS26
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:
FNMods By dzekonunkramponu_1907.exedescription ioc process Key opened \REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions FNMods By dzekonunkramponu_1907.exe -
Looks for VMWare Tools registry key 2 TTPs 1 IoCs
Processes:
FNMods By dzekonunkramponu_1907.exedescription ioc process Key opened \REGISTRY\MACHINE\SOFTWARE\VMWare, Inc.\VMWare Tools FNMods By dzekonunkramponu_1907.exe -
Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
FNMods By dzekonunkramponu_1907.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion FNMods By dzekonunkramponu_1907.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 4 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 7 ip4.seeip.org 8 ip4.seeip.org 13 ip4.seeip.org 16 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:
FNMods By dzekonunkramponu_1907.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum FNMods By dzekonunkramponu_1907.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 FNMods By dzekonunkramponu_1907.exe -
Checks SCSI registry key(s) 3 TTPs 1 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
FNMods By dzekonunkramponu_1907.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_VMware_&Prod_VMware_Virtual_S FNMods By dzekonunkramponu_1907.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
FNMods By dzekonunkramponu_1907.exedescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 FNMods By dzekonunkramponu_1907.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString FNMods By dzekonunkramponu_1907.exe -
Enumerates system info in registry 2 TTPs 4 IoCs
Processes:
FNMods By dzekonunkramponu_1907.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Logical Unit Id 0 FNMods By dzekonunkramponu_1907.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosInformation FNMods By dzekonunkramponu_1907.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemManufacturer FNMods By dzekonunkramponu_1907.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemProductName FNMods By dzekonunkramponu_1907.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
FNMods By dzekonunkramponu_1907.exedescription pid process Token: SeDebugPrivilege 3712 FNMods By dzekonunkramponu_1907.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\FNMods By dzekonunkramponu_1907.exe"C:\Users\Admin\AppData\Local\Temp\FNMods By dzekonunkramponu_1907.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:3712