Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
17/08/2024, 16:22
General
- Target a34233a044b217d845b2a965d61e587d_JaffaCakes118.exe
- Size 2.7MB
- Sample240817-tvc2fsvdpf
- SHA256 82f88c62265ad26a5fd8c1cc4b42270e0871c8d1cfe186917d8fcda906416bd5
Malware Config
Extracted
-
cryptbot
-
bibinene02.top
-
moraass05.top
Signatures
- CryptBot
A C++ stealer distributed widely in bundle with other software.
- CryptBot payload 20 IoCs
- Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
- Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
- Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
- Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- 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.
- Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of FindShellTrayWindow 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\a34233a044b217d845b2a965d61e587d_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\a34233a044b217d845b2a965d61e587d_JaffaCakes118.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2Replay Monitor
Loading Replay Monitor...
Downloads
5XbfrwrXdNiL.zip
Tblhtkl2wMp.zip
_Information.txt
_Information.txt
_Screen_Desktop.jpeg
system_info.txt
memory/2616-226-0x0000000000B10000-0x00000000010B9000-memory.dmp
memory/2616-232-0x0000000000B10000-0x00000000010B9000-memory.dmp
memory/2616-6-0x0000000000B10000-0x00000000010B9000-memory.dmp
memory/2616-5-0x0000000000B11000-0x0000000000B6C000-memory.dmp
memory/2616-2-0x00000000054C0000-0x00000000054C1000-memory.dmp
memory/2616-53-0x0000000000B10000-0x00000000010B9000-memory.dmp
memory/2616-3-0x00000000054E0000-0x00000000054E1000-memory.dmp
memory/2616-222-0x0000000000B10000-0x00000000010B9000-memory.dmp
memory/2616-223-0x0000000000B10000-0x00000000010B9000-memory.dmp
memory/2616-225-0x0000000000B10000-0x00000000010B9000-memory.dmp
memory/2616-0-0x0000000000B10000-0x00000000010B9000-memory.dmp
memory/2616-4-0x00000000054D0000-0x00000000054D1000-memory.dmp
memory/2616-229-0x0000000000B10000-0x00000000010B9000-memory.dmp
memory/2616-7-0x0000000000B10000-0x00000000010B9000-memory.dmp
memory/2616-234-0x0000000000B10000-0x00000000010B9000-memory.dmp
memory/2616-237-0x0000000000B10000-0x00000000010B9000-memory.dmp
memory/2616-240-0x0000000000B10000-0x00000000010B9000-memory.dmp
memory/2616-243-0x0000000000B10000-0x00000000010B9000-memory.dmp
memory/2616-245-0x0000000000B10000-0x00000000010B9000-memory.dmp
memory/2616-248-0x0000000000B10000-0x00000000010B9000-memory.dmp
memory/2616-251-0x0000000000B10000-0x00000000010B9000-memory.dmp
memory/2616-257-0x0000000000B10000-0x00000000010B9000-memory.dmp
memory/2616-259-0x0000000000B10000-0x00000000010B9000-memory.dmp
memory/2616-1-0x0000000076F84000-0x0000000076F86000-memory.dmp
memory/2616-263-0x0000000000B10000-0x00000000010B9000-memory.dmp
memory/2616-265-0x0000000000B10000-0x00000000010B9000-memory.dmp