Analysis
- max time kernel
29s - max time network
32s - platform
windows7_x64 - resource
win7-20230703-en - resource tags
- submitted
12/07/2023, 05:57
General
- Target a38ae8a1930668deab4303643fa01807.exe
- Size 3.1MB
- Sample230712-gnlc2aca57
- SHA256 3dff203bab1db4bd7012e5daa23e467f7919587e5a306e497edb85caa2497dbe
Malware Config
Extracted
-
lumma
-
gstatic-node.io
Signatures
- Lumma Stealer
An infostealer written in C++ first seen in August 2022.
- 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.
- Themida packer 2 IoCs
Detects Themida, an advanced Windows software protection system.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Checks whether UAC is enabled 1 TTPs 1 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 13 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\a38ae8a1930668deab4303643fa01807.exe"C:\Users\Admin\AppData\Local\Temp\a38ae8a1930668deab4303643fa01807.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 SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"2⤵
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2188-86-0x0000000000400000-0x000000000045B000-memory.dmp
memory/2188-99-0x0000000000400000-0x000000000045B000-memory.dmp
memory/2188-97-0x0000000000400000-0x000000000045B000-memory.dmp
memory/2188-94-0x0000000000400000-0x000000000045B000-memory.dmp
memory/2188-91-0x0000000000400000-0x000000000045B000-memory.dmp
memory/2188-90-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp
memory/2188-89-0x0000000000400000-0x000000000045B000-memory.dmp
memory/2188-88-0x0000000000400000-0x000000000045B000-memory.dmp
memory/2188-87-0x0000000000400000-0x000000000045B000-memory.dmp
memory/2188-85-0x0000000000400000-0x000000000045B000-memory.dmp
memory/3052-64-0x0000000000240000-0x0000000000255000-memory.dmp
memory/3052-70-0x0000000000240000-0x0000000000255000-memory.dmp
memory/3052-76-0x0000000000240000-0x0000000000255000-memory.dmp
memory/3052-82-0x0000000000240000-0x0000000000255000-memory.dmp
memory/3052-80-0x0000000000240000-0x0000000000255000-memory.dmp
memory/3052-84-0x0000000000240000-0x0000000000255000-memory.dmp
memory/3052-72-0x0000000000240000-0x0000000000255000-memory.dmp
memory/3052-74-0x0000000000240000-0x0000000000255000-memory.dmp
memory/3052-68-0x0000000000240000-0x0000000000255000-memory.dmp
memory/3052-78-0x0000000000240000-0x0000000000255000-memory.dmp
memory/3052-57-0x0000000000E70000-0x0000000001562000-memory.dmp
memory/3052-66-0x0000000000240000-0x0000000000255000-memory.dmp
memory/3052-62-0x0000000000240000-0x0000000000255000-memory.dmp
memory/3052-95-0x0000000000E70000-0x0000000001562000-memory.dmp
memory/3052-61-0x0000000000240000-0x0000000000255000-memory.dmp
memory/3052-60-0x00000000001B0000-0x00000000001F0000-memory.dmp
memory/3052-59-0x0000000000240000-0x000000000025C000-memory.dmp