Analysis
- max time kernel
122s - max time network
139s - platform
windows10-2004_x64 - resource
win10v2004-20250217-en - resource tags
- submitted
13/03/2025, 09:46
General
- Target SecuriteInfo.com.Win32.DropperX-gen.23511.10885.exe
- Size 956KB
- Sample250313-lrpbbazsgw
- SHA256 015c7dcc98fd7bbe4f627b0e2645fae31972aad932db069d22fdfdb793b62ad5
Malware Config
Extracted
-
vipkeylogger
-
Protocol
smtp
-
Host
fiber13.dnsiaas.com
-
Port
587
-
Username
-
Password
j4YX(KT7UCZ1
-
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.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- 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 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.DropperX-gen.23511.10885.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.DropperX-gen.23511.10885.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\Roaming\bdGWIdNjB.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\bdGWIdNjB" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF2FB.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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
Replay Monitor
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Downloads
__PSScriptPolicyTest_zpphw0le.oyl.ps1
tmpF2FB.tmp
memory/2760-10-0x0000000074670000-0x0000000074E20000-memory.dmp
memory/2760-11-0x0000000007FD0000-0x000000000805E000-memory.dmp
memory/2760-4-0x0000000005180000-0x00000000054D4000-memory.dmp
memory/2760-5-0x0000000074670000-0x0000000074E20000-memory.dmp
memory/2760-6-0x0000000005B10000-0x0000000005B1A000-memory.dmp
memory/2760-7-0x0000000005D10000-0x0000000005DAC000-memory.dmp
memory/2760-8-0x0000000006C40000-0x0000000006C50000-memory.dmp
memory/2760-9-0x000000007467E000-0x000000007467F000-memory.dmp
memory/2760-25-0x0000000074670000-0x0000000074E20000-memory.dmp
memory/2760-3-0x0000000005040000-0x00000000050D2000-memory.dmp
memory/2760-0-0x000000007467E000-0x000000007467F000-memory.dmp
memory/2760-1-0x00000000006F0000-0x00000000007E2000-memory.dmp
memory/2760-2-0x0000000005550000-0x0000000005AF4000-memory.dmp
memory/4108-67-0x0000000074670000-0x0000000074E20000-memory.dmp
memory/4108-68-0x00000000066F0000-0x00000000068B2000-memory.dmp
memory/4108-69-0x0000000006570000-0x00000000065C0000-memory.dmp
memory/4108-22-0x0000000000400000-0x0000000000448000-memory.dmp
memory/4108-24-0x0000000074670000-0x0000000074E20000-memory.dmp
memory/4108-26-0x0000000074670000-0x0000000074E20000-memory.dmp
memory/5044-32-0x00000000050F0000-0x0000000005112000-memory.dmp
memory/5044-56-0x00000000071E0000-0x00000000071FA000-memory.dmp
memory/5044-19-0x0000000005150000-0x0000000005778000-memory.dmp
memory/5044-38-0x0000000005960000-0x00000000059C6000-memory.dmp
memory/5044-37-0x00000000058F0000-0x0000000005956000-memory.dmp
memory/5044-39-0x0000000005A50000-0x0000000005DA4000-memory.dmp
memory/5044-40-0x0000000005E90000-0x0000000005EAE000-memory.dmp
memory/5044-41-0x0000000005EB0000-0x0000000005EFC000-memory.dmp
memory/5044-42-0x0000000006E60000-0x0000000006E92000-memory.dmp
memory/5044-43-0x0000000070100000-0x000000007014C000-memory.dmp
memory/5044-53-0x0000000006460000-0x000000000647E000-memory.dmp
memory/5044-54-0x0000000006EA0000-0x0000000006F43000-memory.dmp
memory/5044-55-0x0000000007820000-0x0000000007E9A000-memory.dmp
memory/5044-21-0x0000000074670000-0x0000000074E20000-memory.dmp
memory/5044-57-0x0000000007250000-0x000000000725A000-memory.dmp
memory/5044-58-0x0000000007460000-0x00000000074F6000-memory.dmp
memory/5044-59-0x00000000073E0000-0x00000000073F1000-memory.dmp
memory/5044-60-0x0000000007410000-0x000000000741E000-memory.dmp
memory/5044-61-0x0000000007420000-0x0000000007434000-memory.dmp
memory/5044-62-0x0000000007520000-0x000000000753A000-memory.dmp
memory/5044-63-0x0000000007500000-0x0000000007508000-memory.dmp
memory/5044-66-0x0000000074670000-0x0000000074E20000-memory.dmp
memory/5044-20-0x0000000074670000-0x0000000074E20000-memory.dmp
memory/5044-17-0x0000000074670000-0x0000000074E20000-memory.dmp
memory/5044-16-0x00000000025B0000-0x00000000025E6000-memory.dmp