Analysis
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max time kernel
121s -
max time network
124s -
platform
windows7_x64 -
resource
win7-en-20210920 -
submitted
19-10-2021 23:11
Static task
static1
Behavioral task
behavioral1
Sample
97f8f7a08a23c4119347e1ac94b3fdaf.exe
Resource
win7-en-20210920
General
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Target
97f8f7a08a23c4119347e1ac94b3fdaf.exe
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Size
2.6MB
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MD5
97f8f7a08a23c4119347e1ac94b3fdaf
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SHA1
5268ac027ae7436f0f4f342f6f1a39f3f02db118
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SHA256
6e98fc5ea72ba14a5606fa481a46ced465d64c915f122bed42f7fad7cd9056f6
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SHA512
e4c9422b1a22fdac9ede3eafb0523556cd2252ae65aff63ac82d221e56c9a20b91b04be4a95134474058993c8ea4853805edb001f9b38aea72221da6ee0aab8d
Malware Config
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
97f8f7a08a23c4119347e1ac94b3fdaf.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 97f8f7a08a23c4119347e1ac94b3fdaf.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 97f8f7a08a23c4119347e1ac94b3fdaf.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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Processes:
resource yara_rule behavioral1/memory/2024-56-0x0000000001330000-0x0000000001331000-memory.dmp themida -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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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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Processes:
97f8f7a08a23c4119347e1ac94b3fdaf.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 97f8f7a08a23c4119347e1ac94b3fdaf.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
97f8f7a08a23c4119347e1ac94b3fdaf.exepid process 2024 97f8f7a08a23c4119347e1ac94b3fdaf.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
97f8f7a08a23c4119347e1ac94b3fdaf.exepid process 2024 97f8f7a08a23c4119347e1ac94b3fdaf.exe 2024 97f8f7a08a23c4119347e1ac94b3fdaf.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
97f8f7a08a23c4119347e1ac94b3fdaf.exedescription pid process Token: SeDebugPrivilege 2024 97f8f7a08a23c4119347e1ac94b3fdaf.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\97f8f7a08a23c4119347e1ac94b3fdaf.exe"C:\Users\Admin\AppData\Local\Temp\97f8f7a08a23c4119347e1ac94b3fdaf.exe"1⤵
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken