Analysis
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max time kernel
115s -
max time network
117s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
25-09-2024 06:33
Static task
static1
Behavioral task
behavioral1
Sample
P.O COPY USDFOB455EXCEL.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
P.O COPY USDFOB455EXCEL.exe
Resource
win10v2004-20240802-en
General
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Target
P.O COPY USDFOB455EXCEL.exe
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Size
1.3MB
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MD5
850b1ff6b75f4422ad65d04ce4355ad0
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SHA1
5dd4b213e8c9e0bea6459c6955637019a6e1255d
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SHA256
12b5956bedc7c8e90f93616e91346b481754f0347bcd2cddd98c770bb143a92b
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SHA512
2e64488e2bdc393496e5417d3b5fbd8c7c98d732e7b4c4f5eeff669ec46d463aeb9366e57d4763e92ee85a977b105832c3c15460cff18e0c8fda391699ffcf51
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SSDEEP
24576:sRmJkcoQricOIQxiZY1iaQwiRv+PqpjMpIq4YDjX3mZsIHh:5JZoQrbTFZY1iaQ5v+PqKpbfvX3/IB
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
mail.jhxkgroup.online - 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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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 1820 name.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
RegSvcs.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\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 14 checkip.dyndns.org -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
Processes:
resource yara_rule behavioral2/files/0x0007000000023432-5.dat autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
name.exedescription pid Process procid_target PID 1820 set thread context of 1344 1820 name.exe 83 -
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:
name.exeRegSvcs.exeP.O COPY USDFOB455EXCEL.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language name.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language P.O COPY USDFOB455EXCEL.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
RegSvcs.exepid Process 1344 RegSvcs.exe 1344 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
name.exepid Process 1820 name.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegSvcs.exedescription pid Process Token: SeDebugPrivilege 1344 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 11 IoCs
Processes:
P.O COPY USDFOB455EXCEL.exename.exepid Process 3292 P.O COPY USDFOB455EXCEL.exe 3292 P.O COPY USDFOB455EXCEL.exe 3292 P.O COPY USDFOB455EXCEL.exe 3292 P.O COPY USDFOB455EXCEL.exe 3292 P.O COPY USDFOB455EXCEL.exe 3292 P.O COPY USDFOB455EXCEL.exe 1820 name.exe 1820 name.exe 1820 name.exe 1820 name.exe 1820 name.exe -
Suspicious use of SendNotifyMessage 11 IoCs
Processes:
P.O COPY USDFOB455EXCEL.exename.exepid Process 3292 P.O COPY USDFOB455EXCEL.exe 3292 P.O COPY USDFOB455EXCEL.exe 3292 P.O COPY USDFOB455EXCEL.exe 3292 P.O COPY USDFOB455EXCEL.exe 3292 P.O COPY USDFOB455EXCEL.exe 3292 P.O COPY USDFOB455EXCEL.exe 1820 name.exe 1820 name.exe 1820 name.exe 1820 name.exe 1820 name.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
P.O COPY USDFOB455EXCEL.exename.exedescription pid Process procid_target PID 3292 wrote to memory of 1820 3292 P.O COPY USDFOB455EXCEL.exe 82 PID 3292 wrote to memory of 1820 3292 P.O COPY USDFOB455EXCEL.exe 82 PID 3292 wrote to memory of 1820 3292 P.O COPY USDFOB455EXCEL.exe 82 PID 1820 wrote to memory of 1344 1820 name.exe 83 PID 1820 wrote to memory of 1344 1820 name.exe 83 PID 1820 wrote to memory of 1344 1820 name.exe 83 PID 1820 wrote to memory of 1344 1820 name.exe 83 -
outlook_office_path 1 IoCs
Processes:
RegSvcs.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\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-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\P.O COPY USDFOB455EXCEL.exe"C:\Users\Admin\AppData\Local\Temp\P.O COPY USDFOB455EXCEL.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3292 -
C:\Users\Admin\AppData\Local\directory\name.exe"C:\Users\Admin\AppData\Local\Temp\P.O COPY USDFOB455EXCEL.exe"2⤵
- Drops startup file
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1820 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\P.O COPY USDFOB455EXCEL.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:1344
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
268KB
MD58ef47999414840e89726b5588637e3a9
SHA197caf4fc7f8d9e07205004d2a8e116500b7b7a03
SHA256090183bd5491892271fba49bdde1ba4cf10b9ade9bb7ac184d3e584bc5c5b5b6
SHA512774610d1277fb8d75f8e2e27a63d432f3f3abf534f87e2368bed24f616e95ec7eaaa79fdc3df40d824db5f97b1b0abd7a1e4d175c17c0377490b85b8f964186a
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Filesize
1.3MB
MD5850b1ff6b75f4422ad65d04ce4355ad0
SHA15dd4b213e8c9e0bea6459c6955637019a6e1255d
SHA25612b5956bedc7c8e90f93616e91346b481754f0347bcd2cddd98c770bb143a92b
SHA5122e64488e2bdc393496e5417d3b5fbd8c7c98d732e7b4c4f5eeff669ec46d463aeb9366e57d4763e92ee85a977b105832c3c15460cff18e0c8fda391699ffcf51