Analysis
- max time kernel
150s - max time network
159s - platform
windows10-2004_x64 - resource
win10v2004-20220414-en - submitted
11/06/2022, 23:40
General
- Target 90ade22e45ff94d9e07b978bb745a5bd.exe
- Size 4.5MB
- Sample220611-3nvgladbhm
- SHA256 b0b3cf6d05e09c3e051e0a0b653f194c3cafdde345bfd85e6364b3e26a7b6f00
Malware Config
Extracted
-
recordbreaker
-
http://5.252.22.62/
Signatures
- RecordBreaker
RecordBreaker is an information stealer capable of downloading and executing secondary payloads written in C++.
- Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
- VMProtect packed file 7 IoCs
Detects executables packed with VMProtect commercial packer.
- Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
- Themida packer 7 IoCs
Detects Themida, an advanced Windows software protection system.
- Checks whether UAC is enabled 1 TTPs 1 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\90ade22e45ff94d9e07b978bb745a5bd.exe"C:\Users\Admin\AppData\Local\Temp\90ade22e45ff94d9e07b978bb745a5bd.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 behavior: EnumeratesProcesses
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1404-130-0x0000000000D00000-0x0000000001723000-memory.dmp
memory/1404-131-0x0000000000D00000-0x0000000001723000-memory.dmp
memory/1404-136-0x0000000000D00000-0x0000000001723000-memory.dmp
memory/1404-137-0x0000000000D00000-0x0000000001723000-memory.dmp
memory/1404-138-0x0000000000D00000-0x0000000001723000-memory.dmp
memory/1404-139-0x0000000076F60000-0x0000000077103000-memory.dmp
memory/1404-140-0x0000000000D00000-0x0000000001723000-memory.dmp
memory/1404-141-0x0000000076F60000-0x0000000077103000-memory.dmp
memory/1404-142-0x0000000000D00000-0x0000000001723000-memory.dmp
memory/1404-143-0x0000000076F60000-0x0000000077103000-memory.dmp