Analysis
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max time kernel
118s -
max time network
144s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
03-10-2024 08:47
Static task
static1
Behavioral task
behavioral1
Sample
sr01fduyUJe6O2V.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
sr01fduyUJe6O2V.exe
Resource
win10v2004-20240802-en
General
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Target
sr01fduyUJe6O2V.exe
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Size
858KB
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MD5
d237ebe34f35a9ffe99f5efe0474c1e2
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SHA1
573c4774a52cc9ebc7e7408f944ac7f3a27d2fb1
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SHA256
ebf5271d5f3a9a052cd487e949d80ca43d84bb108dd0cf0c773f2139a57c6137
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SHA512
9393d9605d72382f7dc154e0dfc7aacd7f0f740c0c3ec7fc3e94a366111edbbb1ca2f64b85cd9f12bd7bccad25d74ed16cff19162b44b95127e61ccc227b9f05
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SSDEEP
12288:ITvsX+yIRHTkJkgD4QhcmO43HW38kyzGFfh4hqurvn1AXVDaqU7od:EvsXYhikwthzO0238BzGFJ4o69UVaqj
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
hosting2.ro.hostsailor.com - 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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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:
sr01fduyUJe6O2V.exedescription 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 sr01fduyUJe6O2V.exe Key opened \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 sr01fduyUJe6O2V.exe Key opened \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 sr01fduyUJe6O2V.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:
sr01fduyUJe6O2V.exedescription pid process target process PID 1684 set thread context of 2684 1684 sr01fduyUJe6O2V.exe sr01fduyUJe6O2V.exe -
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:
sr01fduyUJe6O2V.exepowershell.exesr01fduyUJe6O2V.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sr01fduyUJe6O2V.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sr01fduyUJe6O2V.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
sr01fduyUJe6O2V.exepowershell.exepid process 2684 sr01fduyUJe6O2V.exe 2572 powershell.exe 2684 sr01fduyUJe6O2V.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
sr01fduyUJe6O2V.exepowershell.exedescription pid process Token: SeDebugPrivilege 2684 sr01fduyUJe6O2V.exe Token: SeDebugPrivilege 2572 powershell.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
sr01fduyUJe6O2V.exedescription pid process target process PID 1684 wrote to memory of 2572 1684 sr01fduyUJe6O2V.exe powershell.exe PID 1684 wrote to memory of 2572 1684 sr01fduyUJe6O2V.exe powershell.exe PID 1684 wrote to memory of 2572 1684 sr01fduyUJe6O2V.exe powershell.exe PID 1684 wrote to memory of 2572 1684 sr01fduyUJe6O2V.exe powershell.exe PID 1684 wrote to memory of 2684 1684 sr01fduyUJe6O2V.exe sr01fduyUJe6O2V.exe PID 1684 wrote to memory of 2684 1684 sr01fduyUJe6O2V.exe sr01fduyUJe6O2V.exe PID 1684 wrote to memory of 2684 1684 sr01fduyUJe6O2V.exe sr01fduyUJe6O2V.exe PID 1684 wrote to memory of 2684 1684 sr01fduyUJe6O2V.exe sr01fduyUJe6O2V.exe PID 1684 wrote to memory of 2684 1684 sr01fduyUJe6O2V.exe sr01fduyUJe6O2V.exe PID 1684 wrote to memory of 2684 1684 sr01fduyUJe6O2V.exe sr01fduyUJe6O2V.exe PID 1684 wrote to memory of 2684 1684 sr01fduyUJe6O2V.exe sr01fduyUJe6O2V.exe PID 1684 wrote to memory of 2684 1684 sr01fduyUJe6O2V.exe sr01fduyUJe6O2V.exe PID 1684 wrote to memory of 2684 1684 sr01fduyUJe6O2V.exe sr01fduyUJe6O2V.exe -
outlook_office_path 1 IoCs
Processes:
sr01fduyUJe6O2V.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 sr01fduyUJe6O2V.exe -
outlook_win_path 1 IoCs
Processes:
sr01fduyUJe6O2V.exedescription 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 sr01fduyUJe6O2V.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\sr01fduyUJe6O2V.exe"C:\Users\Admin\AppData\Local\Temp\sr01fduyUJe6O2V.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1684 -
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\sr01fduyUJe6O2V.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2572 -
C:\Users\Admin\AppData\Local\Temp\sr01fduyUJe6O2V.exe"C:\Users\Admin\AppData\Local\Temp\sr01fduyUJe6O2V.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:2684
Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2