Analysis
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max time kernel
120s -
max time network
133s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
22-11-2024 08:05
Static task
static1
Behavioral task
behavioral1
Sample
Xkl0PnD8zFPjfh1.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Xkl0PnD8zFPjfh1.exe
Resource
win10v2004-20241007-en
General
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Target
Xkl0PnD8zFPjfh1.exe
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Size
737KB
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MD5
78e5f0526a01f7a36cee6e5e2ccb1be0
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SHA1
bb4aa50fa1369ad58cc851407f43b955c32011f0
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SHA256
fc59d1ca77099951701944173f5d9daaf2434942a46503d0d9e0bd7e5262cfc6
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SHA512
dc97bb70cc20476257795c1de3eda163def00c7b04cf30e09b441b3f03a3f77e7fcc70f943cde1b62174c7f2756862d5239ba5b6fd43f27a86813639df702ecd
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SSDEEP
12288:12sqEOzNebb4ldH6nzjnuiSWOkfpyoF0ensAjb1IF7lacN:12sqEOzE/OH6zjnOupsenpxIxlaW
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
mail.covid19support.top - Port:
587 - Username:
[email protected] - Password:
7213575aceACE@@ - 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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Vipkeylogger family
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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:
Xkl0PnD8zFPjfh1.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Xkl0PnD8zFPjfh1.exe Key opened \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Xkl0PnD8zFPjfh1.exe Key opened \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Xkl0PnD8zFPjfh1.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:
Xkl0PnD8zFPjfh1.exedescription pid Process procid_target PID 2220 set thread context of 2780 2220 Xkl0PnD8zFPjfh1.exe 31 -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
Xkl0PnD8zFPjfh1.exeXkl0PnD8zFPjfh1.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Xkl0PnD8zFPjfh1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Xkl0PnD8zFPjfh1.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
Xkl0PnD8zFPjfh1.exepid Process 2780 Xkl0PnD8zFPjfh1.exe 2780 Xkl0PnD8zFPjfh1.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Xkl0PnD8zFPjfh1.exedescription pid Process Token: SeDebugPrivilege 2780 Xkl0PnD8zFPjfh1.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
Xkl0PnD8zFPjfh1.exedescription pid Process procid_target PID 2220 wrote to memory of 2780 2220 Xkl0PnD8zFPjfh1.exe 31 PID 2220 wrote to memory of 2780 2220 Xkl0PnD8zFPjfh1.exe 31 PID 2220 wrote to memory of 2780 2220 Xkl0PnD8zFPjfh1.exe 31 PID 2220 wrote to memory of 2780 2220 Xkl0PnD8zFPjfh1.exe 31 PID 2220 wrote to memory of 2780 2220 Xkl0PnD8zFPjfh1.exe 31 PID 2220 wrote to memory of 2780 2220 Xkl0PnD8zFPjfh1.exe 31 PID 2220 wrote to memory of 2780 2220 Xkl0PnD8zFPjfh1.exe 31 PID 2220 wrote to memory of 2780 2220 Xkl0PnD8zFPjfh1.exe 31 PID 2220 wrote to memory of 2780 2220 Xkl0PnD8zFPjfh1.exe 31 -
outlook_office_path 1 IoCs
Processes:
Xkl0PnD8zFPjfh1.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Xkl0PnD8zFPjfh1.exe -
outlook_win_path 1 IoCs
Processes:
Xkl0PnD8zFPjfh1.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Xkl0PnD8zFPjfh1.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Xkl0PnD8zFPjfh1.exe"C:\Users\Admin\AppData\Local\Temp\Xkl0PnD8zFPjfh1.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2220 -
C:\Users\Admin\AppData\Local\Temp\Xkl0PnD8zFPjfh1.exe"C:\Users\Admin\AppData\Local\Temp\Xkl0PnD8zFPjfh1.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
PID:2780
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