Analysis
- max time kernel
130s - max time network
138s - platform
windows11-21h2_x64 - resource
win11-20250619-en - resource tags
- submitted
07/07/2025, 14:20
General
- Target d70b075d8b89da01a7990219aa08a64cfc93c5b915ac3217fc26c412e4f11122.exe
- Size 702KB
- Sample250707-rnp2bssrw2
- SHA256 d70b075d8b89da01a7990219aa08a64cfc93c5b915ac3217fc26c412e4f11122
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.gemisim.com
-
Port
587
-
Username
-
Password
cV456%21
Extracted
-
vipkeylogger
-
Protocol
smtp
-
Host
mail.gemisim.com
-
Port
587
-
Username
-
Password
cV456%21
-
Email to
Signatures
- VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
- Vipkeylogger family
- 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.
- 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 3 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 3 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 SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\d70b075d8b89da01a7990219aa08a64cfc93c5b915ac3217fc26c412e4f11122.exe"C:\Users\Admin\AppData\Local\Temp\d70b075d8b89da01a7990219aa08a64cfc93c5b915ac3217fc26c412e4f11122.exe"1⤵
- 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\d70b075d8b89da01a7990219aa08a64cfc93c5b915ac3217fc26c412e4f11122.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\d70b075d8b89da01a7990219aa08a64cfc93c5b915ac3217fc26c412e4f11122.exe"C:\Users\Admin\AppData\Local\Temp\d70b075d8b89da01a7990219aa08a64cfc93c5b915ac3217fc26c412e4f11122.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v16
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2Replay Monitor
Loading Replay Monitor...
Downloads
__PSScriptPolicyTest_cdzpzoef.fh4.ps1
memory/3192-6-0x0000000005730000-0x0000000005744000-memory.dmp
memory/3192-0-0x0000000000A40000-0x0000000000AF6000-memory.dmp
memory/3192-3-0x00000000056B0000-0x00000000056C0000-memory.dmp
memory/3192-4-0x0000000005500000-0x000000000550A000-memory.dmp
memory/3192-5-0x0000000005760000-0x00000000057FC000-memory.dmp
memory/3192-1-0x0000000005AE0000-0x0000000006086000-memory.dmp
memory/3192-7-0x0000000006CB0000-0x0000000006D3E000-memory.dmp
memory/3192-2-0x0000000005450000-0x00000000054E2000-memory.dmp
memory/5824-8-0x0000000000400000-0x0000000000448000-memory.dmp
memory/5824-55-0x0000000006CB0000-0x00000000071DC000-memory.dmp
memory/5824-54-0x0000000006350000-0x00000000063A0000-memory.dmp
memory/5824-53-0x00000000064B0000-0x0000000006672000-memory.dmp
memory/5824-52-0x0000000004D70000-0x0000000004D80000-memory.dmp
memory/5824-10-0x0000000004D70000-0x0000000004D80000-memory.dmp
memory/5848-26-0x0000000005EC0000-0x0000000006217000-memory.dmp
memory/5848-42-0x00000000076B0000-0x00000000076CA000-memory.dmp
memory/5848-16-0x0000000005D30000-0x0000000005D96000-memory.dmp
memory/5848-15-0x00000000055E0000-0x0000000005602000-memory.dmp
memory/5848-27-0x0000000006360000-0x000000000637E000-memory.dmp
memory/5848-28-0x00000000063A0000-0x00000000063EC000-memory.dmp
memory/5848-29-0x0000000007540000-0x0000000007574000-memory.dmp
memory/5848-30-0x00000000702B0000-0x00000000702FC000-memory.dmp
memory/5848-39-0x0000000006960000-0x000000000697E000-memory.dmp
memory/5848-40-0x0000000007580000-0x0000000007624000-memory.dmp
memory/5848-41-0x0000000007D00000-0x000000000837A000-memory.dmp
memory/5848-17-0x0000000005E50000-0x0000000005EB6000-memory.dmp
memory/5848-43-0x0000000007730000-0x000000000773A000-memory.dmp
memory/5848-44-0x0000000007940000-0x00000000079D6000-memory.dmp
memory/5848-45-0x00000000078C0000-0x00000000078D1000-memory.dmp
memory/5848-46-0x00000000078F0000-0x00000000078FE000-memory.dmp
memory/5848-47-0x0000000007900000-0x0000000007915000-memory.dmp
memory/5848-48-0x0000000007A00000-0x0000000007A1A000-memory.dmp
memory/5848-49-0x00000000079F0000-0x00000000079F8000-memory.dmp
memory/5848-14-0x0000000005650000-0x0000000005C7A000-memory.dmp
memory/5848-12-0x0000000002C30000-0x0000000002C40000-memory.dmp
memory/5848-13-0x0000000002C30000-0x0000000002C40000-memory.dmp
memory/5848-11-0x0000000002B70000-0x0000000002BA6000-memory.dmp