Analysis
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max time kernel
121s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
02-10-2024 11:39
Static task
static1
Behavioral task
behavioral1
Sample
malw.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
malw.exe
Resource
win10v2004-20240802-en
General
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Target
malw.exe
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Size
864KB
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MD5
9276453ee2740f0411eca815fbfe0988
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SHA1
6901b73d7a2d90dfe6bdff078f3c1684b20450aa
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SHA256
53f40ba846a3b6180c07a3a310515888231d612a726c6c9803f1b5f8553445e5
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SHA512
433f40ab8961a9f2cc6c8a008d5fb8814349162e8c7f6002d21d2e5960a2ce8bad515d12676737a28655485df9088601203b2cd91bbf4363a26229965d425842
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SSDEEP
12288:zTvI+u/WO2QaanbotSUN3o7ifGY4+wZy2jifuNHXSRcEgPKxIYzsT:3vIFSYgp32872lWWtSBgmIYzs
Malware Config
Extracted
Protocol: smtp- Host:
mail.obaambalaj.com.tr - Port:
587 - Username:
[email protected] - Password:
Beyza2022
Extracted
vipkeylogger
Protocol: smtp- Host:
mail.obaambalaj.com.tr - Port:
587 - Username:
[email protected] - Password:
Beyza2022 - 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:
malw.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 malw.exe Key opened \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 malw.exe Key opened \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\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 4 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
malw.exedescription pid process target process PID 2312 set thread context of 496 2312 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:
powershell.exemalw.exemalw.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language malw.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language malw.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
malw.exemalw.exepowershell.exepid process 2312 malw.exe 2312 malw.exe 496 malw.exe 2896 powershell.exe 496 malw.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
malw.exemalw.exepowershell.exedescription pid process Token: SeDebugPrivilege 2312 malw.exe Token: SeDebugPrivilege 496 malw.exe Token: SeDebugPrivilege 2896 powershell.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
malw.exedescription pid process target process PID 2312 wrote to memory of 2896 2312 malw.exe powershell.exe PID 2312 wrote to memory of 2896 2312 malw.exe powershell.exe PID 2312 wrote to memory of 2896 2312 malw.exe powershell.exe PID 2312 wrote to memory of 2896 2312 malw.exe powershell.exe PID 2312 wrote to memory of 828 2312 malw.exe malw.exe PID 2312 wrote to memory of 828 2312 malw.exe malw.exe PID 2312 wrote to memory of 828 2312 malw.exe malw.exe PID 2312 wrote to memory of 828 2312 malw.exe malw.exe PID 2312 wrote to memory of 496 2312 malw.exe malw.exe PID 2312 wrote to memory of 496 2312 malw.exe malw.exe PID 2312 wrote to memory of 496 2312 malw.exe malw.exe PID 2312 wrote to memory of 496 2312 malw.exe malw.exe PID 2312 wrote to memory of 496 2312 malw.exe malw.exe PID 2312 wrote to memory of 496 2312 malw.exe malw.exe PID 2312 wrote to memory of 496 2312 malw.exe malw.exe PID 2312 wrote to memory of 496 2312 malw.exe malw.exe PID 2312 wrote to memory of 496 2312 malw.exe malw.exe -
outlook_office_path 1 IoCs
Processes:
malw.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\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-1-5-21-1846800975-3917212583-2893086201-1000\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⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2312 -
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:2896
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C:\Users\Admin\AppData\Local\Temp\malw.exe"C:\Users\Admin\AppData\Local\Temp\malw.exe"2⤵PID:828
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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:496
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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
2