Analysis
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max time kernel
117s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
16-11-2024 16:58
Static task
static1
Behavioral task
behavioral1
Sample
8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe
Resource
win10v2004-20241007-en
General
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Target
8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe
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Size
777KB
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MD5
08d2ee7c3cead0986e3d6be9c7e89b63
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SHA1
83ed8ca1f6ebf71df3a0f111295012fcb893008d
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SHA256
8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9
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SHA512
40cd31f97fb93df6ae0d299afdd34c1480272f4826aa4d342e4be977a2f8f95f22f51e065163679594217c4445d4efac8661f3041bc44965a3f8a69415f9c829
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SSDEEP
24576:gmhCJVcWkoW1c6Sub7GqUxnxl+Iriqss6:sqFoW1c63G5ebI6
Malware Config
Extracted
vipkeylogger
Signatures
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VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
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Vipkeylogger family
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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.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe Key opened \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe Key opened \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 4 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exedescription pid Process procid_target PID 1956 set thread context of 2688 1956 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe 33 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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.
Processes:
8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exepowershell.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exepowershell.exepid Process 1956 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe 1956 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe 2688 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe 628 powershell.exe 2688 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exepowershell.exedescription pid Process Token: SeDebugPrivilege 1956 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe Token: SeDebugPrivilege 2688 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe Token: SeDebugPrivilege 628 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exepid Process 2688 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exedescription pid Process procid_target PID 1956 wrote to memory of 628 1956 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe 31 PID 1956 wrote to memory of 628 1956 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe 31 PID 1956 wrote to memory of 628 1956 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe 31 PID 1956 wrote to memory of 628 1956 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe 31 PID 1956 wrote to memory of 2688 1956 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe 33 PID 1956 wrote to memory of 2688 1956 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe 33 PID 1956 wrote to memory of 2688 1956 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe 33 PID 1956 wrote to memory of 2688 1956 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe 33 PID 1956 wrote to memory of 2688 1956 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe 33 PID 1956 wrote to memory of 2688 1956 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe 33 PID 1956 wrote to memory of 2688 1956 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe 33 PID 1956 wrote to memory of 2688 1956 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe 33 PID 1956 wrote to memory of 2688 1956 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe 33 -
outlook_office_path 1 IoCs
Processes:
8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe -
outlook_win_path 1 IoCs
Processes:
8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe"C:\Users\Admin\AppData\Local\Temp\8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1956 -
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\8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:628
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C:\Users\Admin\AppData\Local\Temp\8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.exe"C:\Users\Admin\AppData\Local\Temp\8a2e2937cc4e90870343522e1e0440751defe875a0c12fc0fac74100a0eec7c9.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
PID:2688
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Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2