Analysis
- max time kernel
153s - max time network
96s - platform
windows7_x64 - resource
win7v20210408 - submitted
02/10/2021, 03:50
General
- Target d8172401d11b509adb1234c3d8a7f8a9.exe
- Size 2.8MB
- Sample211002-edyjhadfhr
- SHA256 b5ab13f91296d55c8a29eef18fa4eceb7a4f5a2af1c8edf49611176d8d63d41a
Score
9/10
Malware Config
Signatures
- Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
- Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Themida packer 1 IoCs
Detects Themida, an advanced Windows software protection system.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Checks whether UAC is enabled 1 TTPs 1 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
- Suspicious behavior: EnumeratesProcesses 3 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\d8172401d11b509adb1234c3d8a7f8a9.exe"C:\Users\Admin\AppData\Local\Temp\d8172401d11b509adb1234c3d8a7f8a9.exe"1⤵
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1068-60-0x0000000075801000-0x0000000075803000-memory.dmp
memory/1068-62-0x0000000000E70000-0x0000000000E71000-memory.dmp
memory/1068-64-0x0000000000DE0000-0x0000000000DE1000-memory.dmp