Analysis
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max time kernel
117s -
max time network
121s -
platform
windows10-2004_x64 -
resource
win10v2004-20240910-en -
resource tags
arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system -
submitted
01-10-2024 08:07
Static task
static1
Behavioral task
behavioral1
Sample
malw.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
malw.exe
Resource
win10v2004-20240910-en
General
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Target
malw.exe
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Size
800KB
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MD5
0831483725b8a67ce53d16389968f617
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SHA1
e4b4e521700ae26026f0df1906e54aadcb430bb1
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SHA256
5fac27b8152ef82450dc013d3cb4cad4601df760ede1e3189e50e4e980f7bc7d
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SHA512
4ae77689fe65b3967c544c3535971f91e7254989abd126c631dee074bd37eb95240fd560a5f330f750512316bc65d0b90ce4a3bc3ada17453b252c8fe93730ca
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SSDEEP
12288:41ZF8KpTlJU74qoqmW1OS4UvvnZ61DjyiU/7g8JDwOJGVp7CH3TNAc:4yc7Erv1oQvZKDWT7g85wPvkAc
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
mail.cybertechllc.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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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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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
malw.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Control Panel\International\Geo\Nation malw.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
Processes:
malw.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 malw.exe Key opened \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 malw.exe Key opened \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 malw.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 30 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
malw.exedescription pid process target process PID 4844 set thread context of 4856 4844 malw.exe malw.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:
malw.exemalw.exepowershell.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language malw.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language malw.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
malw.exemalw.exepowershell.exepid process 4844 malw.exe 4844 malw.exe 4856 malw.exe 2060 powershell.exe 2060 powershell.exe 4856 malw.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
malw.exemalw.exepowershell.exedescription pid process Token: SeDebugPrivilege 4844 malw.exe Token: SeDebugPrivilege 4856 malw.exe Token: SeDebugPrivilege 2060 powershell.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
malw.exedescription pid process target process PID 4844 wrote to memory of 2060 4844 malw.exe powershell.exe PID 4844 wrote to memory of 2060 4844 malw.exe powershell.exe PID 4844 wrote to memory of 2060 4844 malw.exe powershell.exe PID 4844 wrote to memory of 4856 4844 malw.exe malw.exe PID 4844 wrote to memory of 4856 4844 malw.exe malw.exe PID 4844 wrote to memory of 4856 4844 malw.exe malw.exe PID 4844 wrote to memory of 4856 4844 malw.exe malw.exe PID 4844 wrote to memory of 4856 4844 malw.exe malw.exe PID 4844 wrote to memory of 4856 4844 malw.exe malw.exe PID 4844 wrote to memory of 4856 4844 malw.exe malw.exe PID 4844 wrote to memory of 4856 4844 malw.exe malw.exe -
outlook_office_path 1 IoCs
Processes:
malw.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 malw.exe -
outlook_win_path 1 IoCs
Processes:
malw.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 malw.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\malw.exe"C:\Users\Admin\AppData\Local\Temp\malw.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4844 -
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\malw.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2060
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C:\Users\Admin\AppData\Local\Temp\malw.exe"C:\Users\Admin\AppData\Local\Temp\malw.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:4856
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Network
MITRE ATT&CK Enterprise v15
Credential 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
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82