Analysis
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max time kernel
122s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
27-11-2024 03:10
Static task
static1
Behavioral task
behavioral1
Sample
ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe
Resource
win10v2004-20241007-en
General
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Target
ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe
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Size
737KB
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MD5
0e3b9fa81888888f2b8272b117aae92a
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SHA1
4678d9fd171a9b1532c8be7b7b6c9854f7393c56
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SHA256
ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105
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SHA512
5d4d0b70d93508cf6ccdbb56359d3b834964741c97a551cbc8084b4a49268b0d32079d9053186f0815f0d2f2ec311859980a47d5d015c42fa0f1fef62ec97852
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SSDEEP
12288:JHa+j3RbeXS9/LPND49Z9OtJY9ohY4I1+GDXawz7TIAUeBQmPt:J6+j35eXS9YcmxHz7T9UeSmPt
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
mail.htcp.homes - 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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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 2684 powershell.exe 2756 powershell.exe -
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
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe Key opened \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe Key opened \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.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 2084 set thread context of 2556 2084 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe 36 -
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 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2828 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2084 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe 2084 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe 2556 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe 2684 powershell.exe 2756 powershell.exe 2556 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2084 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe Token: SeDebugPrivilege 2556 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe Token: SeDebugPrivilege 2684 powershell.exe Token: SeDebugPrivilege 2756 powershell.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 2084 wrote to memory of 2756 2084 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe 30 PID 2084 wrote to memory of 2756 2084 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe 30 PID 2084 wrote to memory of 2756 2084 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe 30 PID 2084 wrote to memory of 2756 2084 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe 30 PID 2084 wrote to memory of 2684 2084 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe 32 PID 2084 wrote to memory of 2684 2084 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe 32 PID 2084 wrote to memory of 2684 2084 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe 32 PID 2084 wrote to memory of 2684 2084 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe 32 PID 2084 wrote to memory of 2828 2084 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe 33 PID 2084 wrote to memory of 2828 2084 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe 33 PID 2084 wrote to memory of 2828 2084 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe 33 PID 2084 wrote to memory of 2828 2084 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe 33 PID 2084 wrote to memory of 2556 2084 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe 36 PID 2084 wrote to memory of 2556 2084 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe 36 PID 2084 wrote to memory of 2556 2084 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe 36 PID 2084 wrote to memory of 2556 2084 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe 36 PID 2084 wrote to memory of 2556 2084 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe 36 PID 2084 wrote to memory of 2556 2084 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe 36 PID 2084 wrote to memory of 2556 2084 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe 36 PID 2084 wrote to memory of 2556 2084 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe 36 PID 2084 wrote to memory of 2556 2084 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe 36 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe"C:\Users\Admin\AppData\Local\Temp\ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2084 -
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\ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2756
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\kWzGdGdkV.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2684
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kWzGdGdkV" /XML "C:\Users\Admin\AppData\Local\Temp\tmp400C.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2828
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C:\Users\Admin\AppData\Local\Temp\ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.exe"C:\Users\Admin\AppData\Local\Temp\ec28ac8724bf2fa9d174bb0f20b018cc34ad87d0437cc7c765c559aea1a68105.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:2556
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD5299697f1a6e9a55ea5e5b74f8992d6b1
SHA1f66c4effc0f2f4f1194505189f22817e8a8409b6
SHA2566cf975e488aebdbdadbdc2d7b9a390a9e4f310096875910bc3dbf49a7a5390f9
SHA51249bc0b8e62e8f07d307a720734f655b8d5654c7660990a2653976d32d61045c180506d0398729f9348be184bc736e5dd39c5d0d395809e42d57ae10dbf9a5edb
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize7KB
MD5c786cf34f16f9cc7da3700039bdee34c
SHA1bf3b73e2cde2f82883d487f21f8afdee67add303
SHA256c0a85ca6ff8fefd5104b0acadaddc8be19107401a4109cbd0262402b3bb3e33a
SHA512b37b77292e9b50e06899824f7aeddaafe97afe5745d8f2494a12223ccbcaa2b70f003d093b6c530c52b84b587946d96f73317a986c3ba4caa093a1aa3c77843c