Analysis
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max time kernel
118s -
max time network
133s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
03-10-2024 19:07
Static task
static1
Behavioral task
behavioral1
Sample
Urgent inquiry for quotation.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
Urgent inquiry for quotation.exe
Resource
win10v2004-20240802-en
General
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Target
Urgent inquiry for quotation.exe
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Size
1.2MB
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MD5
99f8afeaf690544887a8bfc9243f3c7f
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SHA1
49ac8b9909d9c429530860e851a81f1262a5ce14
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SHA256
cc4e80189451b050cc7bc90aa3fa787a4e3a50a0cc6f845fa68bdc849b1f5d14
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SHA512
02b7f53d0430b172599f5449b78b83fe722fa5443e02e9b6b116a964d1cb008c5c0dd5d0909930f66c37bef6214bbb5d1c3f440ccb6e930f68462ba677d87e0a
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SSDEEP
24576:ffmMv6Ckr7Mny5QLpJtGoBCZNyozGcuYViYxy7Y5b:f3v+7/5QLpJaZNKcoYxPB
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
mail.vvtrade.vn - Port:
587 - Username:
[email protected] - Password:
qVyP6qyv6MQCmZJBRs4t - Email To:
[email protected]
https://api.telegram.org/bot7323823089:AAFBRsTW94zIpSoDS8yfGsotlQLqF2I6TU0/sendMessage?chat_id=5013849544
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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Drops startup file 1 IoCs
Processes:
name.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\name.vbs name.exe -
Executes dropped EXE 1 IoCs
Processes:
name.exepid process 2232 name.exe -
Loads dropped DLL 1 IoCs
Processes:
Urgent inquiry for quotation.exepid process 2032 Urgent inquiry for quotation.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.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 -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
Processes:
resource yara_rule \Users\Admin\AppData\Local\directory\name.exe autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
name.exedescription pid process target process PID 2232 set thread context of 2452 2232 name.exe RegSvcs.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:
Urgent inquiry for quotation.exename.exeRegSvcs.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Urgent inquiry for quotation.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language name.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
RegSvcs.exepid process 2452 RegSvcs.exe 2452 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
name.exepid process 2232 name.exe 2232 name.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegSvcs.exedescription pid process Token: SeDebugPrivilege 2452 RegSvcs.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
Urgent inquiry for quotation.exename.exedescription pid process target process PID 2032 wrote to memory of 2232 2032 Urgent inquiry for quotation.exe name.exe PID 2032 wrote to memory of 2232 2032 Urgent inquiry for quotation.exe name.exe PID 2032 wrote to memory of 2232 2032 Urgent inquiry for quotation.exe name.exe PID 2032 wrote to memory of 2232 2032 Urgent inquiry for quotation.exe name.exe PID 2232 wrote to memory of 2452 2232 name.exe RegSvcs.exe PID 2232 wrote to memory of 2452 2232 name.exe RegSvcs.exe PID 2232 wrote to memory of 2452 2232 name.exe RegSvcs.exe PID 2232 wrote to memory of 2452 2232 name.exe RegSvcs.exe PID 2232 wrote to memory of 2452 2232 name.exe RegSvcs.exe PID 2232 wrote to memory of 2452 2232 name.exe RegSvcs.exe PID 2232 wrote to memory of 2452 2232 name.exe RegSvcs.exe PID 2232 wrote to memory of 2452 2232 name.exe RegSvcs.exe -
outlook_office_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
Processes:
RegSvcs.exedescription 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 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Urgent inquiry for quotation.exe"C:\Users\Admin\AppData\Local\Temp\Urgent inquiry for quotation.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2032 -
C:\Users\Admin\AppData\Local\directory\name.exe"C:\Users\Admin\AppData\Local\Temp\Urgent inquiry for quotation.exe"2⤵
- Drops startup file
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2232 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\Urgent inquiry for quotation.exe"3⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2452
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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Filesize
1.2MB
MD599f8afeaf690544887a8bfc9243f3c7f
SHA149ac8b9909d9c429530860e851a81f1262a5ce14
SHA256cc4e80189451b050cc7bc90aa3fa787a4e3a50a0cc6f845fa68bdc849b1f5d14
SHA51202b7f53d0430b172599f5449b78b83fe722fa5443e02e9b6b116a964d1cb008c5c0dd5d0909930f66c37bef6214bbb5d1c3f440ccb6e930f68462ba677d87e0a