Analysis
- max time kernel
53s - max time network
115s - platform
windows10_x64 - resource
win10v20210408 - submitted
12/09/2021, 23:28
General
- Target 0260cc48e89b3673c61b8c26d27c72a9.exe
- Size 2.8MB
- Sample210912-3f1cwacfd4
- SHA256 7005b34a3069a5158d7d1c79d669636233d00d32d13f941f020402265d1c8bbc
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 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\0260cc48e89b3673c61b8c26d27c72a9.exe"C:\Users\Admin\AppData\Local\Temp\0260cc48e89b3673c61b8c26d27c72a9.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/364-115-0x0000000077860000-0x00000000779EE000-memory.dmp
memory/364-116-0x00000000008A0000-0x00000000008A1000-memory.dmp
memory/364-118-0x0000000005860000-0x0000000005861000-memory.dmp
memory/364-119-0x0000000003120000-0x0000000003121000-memory.dmp
memory/364-120-0x0000000005360000-0x0000000005361000-memory.dmp
memory/364-121-0x0000000005290000-0x0000000005291000-memory.dmp
memory/364-122-0x0000000002F60000-0x0000000002F61000-memory.dmp
memory/364-123-0x00000000052D0000-0x00000000052D1000-memory.dmp
memory/364-124-0x0000000006C90000-0x0000000006C91000-memory.dmp
memory/364-125-0x0000000007390000-0x0000000007391000-memory.dmp
memory/364-126-0x0000000006E60000-0x0000000006E61000-memory.dmp
memory/364-127-0x0000000006F80000-0x0000000006F81000-memory.dmp
memory/364-128-0x0000000007DC0000-0x0000000007DC1000-memory.dmp
memory/364-129-0x0000000006F20000-0x0000000006F21000-memory.dmp
memory/364-130-0x0000000007320000-0x0000000007321000-memory.dmp
memory/364-131-0x00000000079C0000-0x00000000079C1000-memory.dmp