Analysis
- max time kernel
133s - max time network
120s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
27/08/2024, 09:24
General
- Target SecuriteInfo.com.Win32.CrypterX-gen.7283.28807.exe
- Size 693KB
- Sample240827-lc2cbstekh
- SHA256 dbbe44a73528de0f741edc23e20665e27678fa3a966df5409f3cf4e86c3277ed
Malware Config
Extracted
-
vipkeylogger
-
https://api.telegram.org/bot7346810434:AAEXSY3wDhIvNHI42oXOgp-AuGLwZWgKvmY/sendMessage?chat_id=5116181161
Signatures
- VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
- Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Browser Information Discovery 1 TTPs
Enumerate browser information.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.7283.28807.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.7283.28807.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.7283.28807.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.7283.28807.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.7283.28807.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
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
SecuriteInfo.com.Win32.CrypterX-gen.7283.28807.exe.log
__PSScriptPolicyTest_naezwvma.fbz.ps1
memory/1456-51-0x0000000007E90000-0x0000000007F26000-memory.dmp
memory/1456-32-0x0000000074AB0000-0x0000000075260000-memory.dmp
memory/1456-33-0x00000000068E0000-0x00000000068FE000-memory.dmp
memory/1456-59-0x0000000074AB0000-0x0000000075260000-memory.dmp
memory/1456-56-0x0000000007F30000-0x0000000007F38000-memory.dmp
memory/1456-55-0x0000000007F50000-0x0000000007F6A000-memory.dmp
memory/1456-54-0x0000000007E50000-0x0000000007E64000-memory.dmp
memory/1456-53-0x0000000007E40000-0x0000000007E4E000-memory.dmp
memory/1456-52-0x0000000007E10000-0x0000000007E21000-memory.dmp
memory/1456-50-0x0000000007C80000-0x0000000007C8A000-memory.dmp
memory/1456-49-0x0000000007C10000-0x0000000007C2A000-memory.dmp
memory/1456-14-0x0000000005340000-0x0000000005376000-memory.dmp
memory/1456-16-0x0000000074AB0000-0x0000000075260000-memory.dmp
memory/1456-15-0x00000000059C0000-0x0000000005FE8000-memory.dmp
memory/1456-17-0x0000000005830000-0x0000000005852000-memory.dmp
memory/1456-19-0x0000000006290000-0x00000000062F6000-memory.dmp
memory/1456-48-0x0000000008250000-0x00000000088CA000-memory.dmp
memory/1456-18-0x0000000006220000-0x0000000006286000-memory.dmp
memory/1456-47-0x0000000007AE0000-0x0000000007B83000-memory.dmp
memory/1456-31-0x0000000074AB0000-0x0000000075260000-memory.dmp
memory/1456-46-0x0000000006EC0000-0x0000000006EDE000-memory.dmp
memory/1456-30-0x0000000006300000-0x0000000006654000-memory.dmp
memory/1456-36-0x00000000704E0000-0x000000007052C000-memory.dmp
memory/1456-34-0x0000000006A30000-0x0000000006A7C000-memory.dmp
memory/1456-35-0x0000000007AA0000-0x0000000007AD2000-memory.dmp
memory/2128-9-0x0000000000400000-0x0000000000448000-memory.dmp
memory/2128-63-0x0000000074AB0000-0x0000000075260000-memory.dmp
memory/2128-62-0x0000000074AB0000-0x0000000075260000-memory.dmp
memory/2128-20-0x0000000074AB0000-0x0000000075260000-memory.dmp
memory/2128-13-0x0000000074AB0000-0x0000000075260000-memory.dmp
memory/2128-61-0x0000000006970000-0x00000000069C0000-memory.dmp
memory/2128-60-0x0000000006AF0000-0x0000000006CB2000-memory.dmp
memory/4472-8-0x0000000006830000-0x00000000068CC000-memory.dmp
memory/4472-2-0x00000000059B0000-0x0000000005F54000-memory.dmp
memory/4472-4-0x00000000053B0000-0x00000000053BA000-memory.dmp
memory/4472-7-0x0000000006590000-0x000000000661C000-memory.dmp
memory/4472-6-0x0000000007FA0000-0x0000000007FB8000-memory.dmp
memory/4472-5-0x0000000074AB0000-0x0000000075260000-memory.dmp
memory/4472-0-0x0000000074ABE000-0x0000000074ABF000-memory.dmp
memory/4472-12-0x0000000074AB0000-0x0000000075260000-memory.dmp
memory/4472-1-0x0000000000A80000-0x0000000000B34000-memory.dmp
memory/4472-3-0x0000000005400000-0x0000000005492000-memory.dmp