Analysis
- max time kernel
187s - max time network
194s - platform
windows10-2004_x64 - resource
win10v2004-20221111-en - resource tags
- submitted
06/12/2022, 02:49
General
- Target 1571b2ee13c7552f19b2fffc1c3f7dc63dffa8652d0cfa32136852629763018d.exe
- Size 8.7MB
- Sample221206-dbhvlacc4y
- SHA256 1571b2ee13c7552f19b2fffc1c3f7dc63dffa8652d0cfa32136852629763018d
Malware Config
Signatures
- Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 3 IoCs
- Executes dropped EXE 2 IoCs
- Checks BIOS information in registry 2 TTPs 6 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 23 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 3 IoCs
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Suspicious use of FindShellTrayWindow 12 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\1571b2ee13c7552f19b2fffc1c3f7dc63dffa8652d0cfa32136852629763018d.exe"C:\Users\Admin\AppData\Local\Temp\1571b2ee13c7552f19b2fffc1c3f7dc63dffa8652d0cfa32136852629763018d.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
-
C:\ProgramData\Gds\ivm31_protected.exeC:\ProgramData\Gds\ivm31_protected.exe2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Executes dropped EXE
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
-
-
C:\ProgramData\Gds\ivm32_protected.exeC:\ProgramData\Gds\ivm32_protected.exe2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Executes dropped EXE
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious use of FindShellTrayWindow
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
ivm31_protected.exe
ivm31_protected.exe
ivm32_protected.exe
ivm32_protected.exe
memory/1656-143-0x0000000000400000-0x0000000000AEC000-memory.dmp
memory/1656-158-0x00000000778A0000-0x0000000077A43000-memory.dmp
memory/1656-156-0x0000000000400000-0x0000000000AEC000-memory.dmp
memory/1656-145-0x00000000778A0000-0x0000000077A43000-memory.dmp
memory/1656-144-0x0000000000400000-0x0000000000AEC000-memory.dmp
memory/1656-142-0x0000000000400000-0x0000000000AEC000-memory.dmp
memory/1892-155-0x00000000005F0000-0x0000000000E0D000-memory.dmp
memory/1892-162-0x00000000778A0000-0x0000000077A43000-memory.dmp
memory/1892-161-0x00000000005F0000-0x0000000000E0D000-memory.dmp
memory/1892-160-0x00000000005F0000-0x0000000000E0D000-memory.dmp
memory/1892-159-0x00000000005F0000-0x0000000000E0D000-memory.dmp
memory/1892-149-0x00000000005F0000-0x0000000000E0D000-memory.dmp
memory/1892-150-0x00000000005F0000-0x0000000000E0D000-memory.dmp
memory/1892-151-0x00000000005F0000-0x0000000000E0D000-memory.dmp
memory/1892-152-0x00000000005F0000-0x0000000000E0D000-memory.dmp
memory/1892-153-0x00000000005F0000-0x0000000000E0D000-memory.dmp
memory/1892-154-0x00000000778A0000-0x0000000077A43000-memory.dmp
memory/1892-157-0x00000000005F0000-0x0000000000E0D000-memory.dmp
memory/2080-138-0x00000000778A0000-0x0000000077A43000-memory.dmp
memory/2080-134-0x0000000000400000-0x0000000001118000-memory.dmp
memory/2080-132-0x0000000000400000-0x0000000001118000-memory.dmp
memory/2080-135-0x00000000778A0000-0x0000000077A43000-memory.dmp
memory/2080-136-0x0000000000400000-0x0000000001118000-memory.dmp
memory/2080-133-0x0000000000400000-0x0000000001118000-memory.dmp
memory/2080-137-0x0000000000400000-0x0000000001118000-memory.dmp