Analysis
- max time kernel
85s - max time network
87s - platform
windows10_x64 - resource
win10v20210408 - submitted
19/09/2021, 15:00
General
- Target 0b7347aac3b4513ed12c31ba4b78013e.exe
- Size 3.1MB
- Sample210919-sdbxdscbb3
- SHA256 b557b6faa529023d009474b88f16f8e6400a3592d959416f434d366c0018f433
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 4 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\0b7347aac3b4513ed12c31ba4b78013e.exe"C:\Users\Admin\AppData\Local\Temp\0b7347aac3b4513ed12c31ba4b78013e.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/532-115-0x0000000077CE0000-0x0000000077E6E000-memory.dmp
memory/532-116-0x00000000010B0000-0x00000000010B1000-memory.dmp
memory/532-118-0x0000000005E10000-0x0000000005E11000-memory.dmp
memory/532-119-0x00000000056D0000-0x00000000056D1000-memory.dmp
memory/532-120-0x0000000005910000-0x0000000005911000-memory.dmp
memory/532-121-0x00000000057F0000-0x00000000057F1000-memory.dmp
memory/532-122-0x0000000005730000-0x0000000005731000-memory.dmp
memory/532-123-0x0000000005770000-0x0000000005771000-memory.dmp
memory/532-124-0x0000000006EE0000-0x0000000006EE1000-memory.dmp
memory/532-125-0x00000000075E0000-0x00000000075E1000-memory.dmp
memory/532-126-0x00000000070B0000-0x00000000070B1000-memory.dmp
memory/532-127-0x00000000071D0000-0x00000000071D1000-memory.dmp
memory/532-128-0x0000000008010000-0x0000000008011000-memory.dmp
memory/532-129-0x0000000007130000-0x0000000007131000-memory.dmp
memory/532-130-0x0000000007530000-0x0000000007531000-memory.dmp
memory/532-131-0x0000000008D30000-0x0000000008D31000-memory.dmp