Analysis
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max time kernel
122s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
07/11/2024, 02:48
Static task
static1
Behavioral task
behavioral1
Sample
8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe
Resource
win10v2004-20241007-en
General
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Target
8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe
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Size
776KB
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MD5
5079523d601ca936c4850f6bd51f4129
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SHA1
52d4fac94c6c0feb43276400a6281a51e65a4d53
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SHA256
8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45
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SHA512
9b6d057daaf5974b6ad63bdc16d9cd0b7137952890e849385e8c5ca995aef4a1f0f85f248ad5a1255a402a269eeec4397550993ace042beb36c9fecf930972bd
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SSDEEP
12288:W2f00lxD8T3R2vW9ZBwISky2HGEoNx8Dci54AlpwcW:+T3RQWnBtSkRHkxhi5Z/c
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
mail.tksteels.com - Port:
587 - Username:
[email protected] - Password:
24eatkpr$ - 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 2856 powershell.exe 2912 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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe Key opened \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe Key opened \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.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 2688 set thread context of 2096 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 38 -
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 schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.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 108 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 9 IoCs
pid Process 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 2096 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 2912 powershell.exe 2856 powershell.exe 2096 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe Token: SeDebugPrivilege 2096 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe Token: SeDebugPrivilege 2912 powershell.exe Token: SeDebugPrivilege 2856 powershell.exe -
Suspicious use of WriteProcessMemory 25 IoCs
description pid Process procid_target PID 2688 wrote to memory of 2856 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 31 PID 2688 wrote to memory of 2856 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 31 PID 2688 wrote to memory of 2856 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 31 PID 2688 wrote to memory of 2856 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 31 PID 2688 wrote to memory of 2912 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 33 PID 2688 wrote to memory of 2912 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 33 PID 2688 wrote to memory of 2912 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 33 PID 2688 wrote to memory of 2912 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 33 PID 2688 wrote to memory of 108 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 34 PID 2688 wrote to memory of 108 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 34 PID 2688 wrote to memory of 108 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 34 PID 2688 wrote to memory of 108 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 34 PID 2688 wrote to memory of 2052 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 37 PID 2688 wrote to memory of 2052 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 37 PID 2688 wrote to memory of 2052 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 37 PID 2688 wrote to memory of 2052 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 37 PID 2688 wrote to memory of 2096 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 38 PID 2688 wrote to memory of 2096 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 38 PID 2688 wrote to memory of 2096 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 38 PID 2688 wrote to memory of 2096 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 38 PID 2688 wrote to memory of 2096 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 38 PID 2688 wrote to memory of 2096 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 38 PID 2688 wrote to memory of 2096 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 38 PID 2688 wrote to memory of 2096 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 38 PID 2688 wrote to memory of 2096 2688 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe 38 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe"C:\Users\Admin\AppData\Local\Temp\8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2688 -
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\8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2856
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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\mZLKvoVOr.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2912
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\mZLKvoVOr" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2D76.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:108
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C:\Users\Admin\AppData\Local\Temp\8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe"C:\Users\Admin\AppData\Local\Temp\8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe"2⤵PID:2052
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C:\Users\Admin\AppData\Local\Temp\8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.exe"C:\Users\Admin\AppData\Local\Temp\8feed4062b93ff232c8d624baf73699d1e25e2a745717d73ec648d498c44bc45.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:2096
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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
MD59d9b945080f7c291be295a324ce7f514
SHA12f0d8be2d344bdb9cd39c09d3f518eefe2f055ac
SHA256acc98c069fca08ebbe5ff99af496301b58bf0b78a16b1ef8629c9155ebd83173
SHA512b4175cb1e842aefbf8ce7d8f6ec80130ce59dcacd74d475415fe52bd98fcd0fab772ac789d534b9e8cc2c268aaa825c6877b71a37db533f0f043ba0ec3f0b8d0
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize7KB
MD594d89ee78d4643905670f44fcd5f42ef
SHA18415bcc70552d20f5de67f831fabc331523d07d0
SHA256e2ce9b59fbd0df43443b5f7e3e3f3d6784e642f5f7d494b32b0e0fe11ccb7fba
SHA512fe31bedbbcdcb7d28e0c3228baa7d2b47b5f827700f14003b49a5b6830e8fc82c75292dc18589e11486ffe76996bf457ec6f0b93d9ebbfb66a3fcbb3f0ca777a