Analysis
- max time kernel
47s - max time network
52s - platform
windows7_x64 - resource
win7-20220901-en - resource tags
- submitted
14/10/2022, 11:07
General
- Target file.exe
- Size 4.4MB
- Sample221014-m779sscee3
- SHA256 751d1707bf312b52c71489ee5d93244275480fc72b86eddbdced3ee3986d67dd
Malware Config
Signatures
- RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
- RedLine payload 2 IoCs
- 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.
- 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.
- Checks whether UAC is enabled 1 TTPs 1 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
- Suspicious behavior: EnumeratesProcesses 5 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.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
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1544-54-0x0000000000400000-0x0000000000BC6000-memory.dmp
memory/1544-56-0x0000000000400000-0x0000000000BC6000-memory.dmp
memory/1544-57-0x0000000075681000-0x0000000075683000-memory.dmp
memory/1544-58-0x0000000000400000-0x0000000000BC6000-memory.dmp
memory/1544-59-0x0000000000400000-0x0000000000BC6000-memory.dmp
memory/1544-60-0x0000000000400000-0x0000000000BC6000-memory.dmp
memory/1544-61-0x0000000000400000-0x0000000000BC6000-memory.dmp
memory/1544-62-0x00000000774D0000-0x0000000077650000-memory.dmp
memory/1544-63-0x0000000002FB0000-0x0000000002FFA000-memory.dmp
memory/1544-64-0x0000000003060000-0x00000000030A8000-memory.dmp
memory/1544-65-0x0000000000400000-0x0000000000BC6000-memory.dmp
memory/1544-66-0x00000000774D0000-0x0000000077650000-memory.dmp
memory/1544-67-0x0000000000400000-0x0000000000BC6000-memory.dmp
memory/1544-68-0x00000000774D0000-0x0000000077650000-memory.dmp