Analysis
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max time kernel
121s -
max time network
144s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
21/08/2024, 06:59
Static task
static1
Behavioral task
behavioral1
Sample
New PO pdf.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
New PO pdf.exe
Resource
win10v2004-20240802-en
General
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Target
New PO pdf.exe
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Size
2.4MB
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MD5
39d11d745478344b55a144218834f6b5
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SHA1
851e888d46735859f49872013354d27b5129b9b2
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SHA256
824f7a0f807faa6c6f1eec5f58291e9671a0f408595778bd699845b2656207ee
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SHA512
7ff11910b1fa3537fc8ec0e98ad7d081323a974dece55413431d1ec37aa5b1c959ddea39b02a8c7192df2856fa2d8353d919baefcefc76a5dc9bb31ee0654482
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SSDEEP
49152:5I/0Xh92X3FAOkoQgcK1/eVBOHpwIf0bOtW1sLjSfgcuBYp:aO2X33DLp98bObL2yup
Malware Config
Extracted
Protocol: smtp- Host:
smtp.ingermint.com - Port:
587 - Username:
[email protected] - Password:
yhMgQqK2
Extracted
vipkeylogger
Protocol: smtp- Host:
smtp.ingermint.com - Port:
587 - Username:
[email protected] - Password:
yhMgQqK2 - Email To:
[email protected]
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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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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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.
pid Process 1916 powershell.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 msbuild.exe Key opened \REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 msbuild.exe Key opened \REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 msbuild.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.
flow ioc 4 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2692 set thread context of 1180 2692 New PO pdf.exe 33 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1916 powershell.exe 1180 msbuild.exe 1180 msbuild.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2692 New PO pdf.exe Token: SeDebugPrivilege 1916 powershell.exe Token: SeDebugPrivilege 1180 msbuild.exe -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 2692 wrote to memory of 1916 2692 New PO pdf.exe 31 PID 2692 wrote to memory of 1916 2692 New PO pdf.exe 31 PID 2692 wrote to memory of 1916 2692 New PO pdf.exe 31 PID 2692 wrote to memory of 1180 2692 New PO pdf.exe 33 PID 2692 wrote to memory of 1180 2692 New PO pdf.exe 33 PID 2692 wrote to memory of 1180 2692 New PO pdf.exe 33 PID 2692 wrote to memory of 1180 2692 New PO pdf.exe 33 PID 2692 wrote to memory of 1180 2692 New PO pdf.exe 33 PID 2692 wrote to memory of 1180 2692 New PO pdf.exe 33 PID 2692 wrote to memory of 1180 2692 New PO pdf.exe 33 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 msbuild.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 msbuild.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\New PO pdf.exe"C:\Users\Admin\AppData\Local\Temp\New PO pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2692 -
C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath $env:UserProfile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1916
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C:\Windows\Microsoft.NET\Framework64\v4.0.30319\msbuild.exe"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\msbuild.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1180
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