Analysis
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max time kernel
119s -
max time network
133s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
15-01-2025 14:04
Static task
static1
Behavioral task
behavioral1
Sample
InvoiceNo1122207pdf.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
InvoiceNo1122207pdf.exe
Resource
win10v2004-20241007-en
General
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Target
InvoiceNo1122207pdf.exe
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Size
1.5MB
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MD5
f4d3b326b29b4d0d8269499be0bc6b7f
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SHA1
f64f81909454b15dba91e95d5da9d7684cfc59f1
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SHA256
c3290e5cf7ebc77727f778129c3e235bbb23bdf2cc6136e4a442e7034da7abe5
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SHA512
553cf511061e2862e8218ec0ff8a34c9cf5efafe7b7c4ba3b07a0c105d5e238a17e697a5582b7d825cf065566b26666f48a2dcd59096fc64c5cf40eb90cea50b
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SSDEEP
49152:0TvC/MTQYxsWR7a98rj1xQdK6xKXbo7Q:UjTQYxsWR/MnKXmQ
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
cash@com12345 - 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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Vipkeylogger family
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Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ageless.vbs ageless.exe -
Executes dropped EXE 1 IoCs
pid Process 2012 ageless.exe -
Loads dropped DLL 1 IoCs
pid Process 2644 InvoiceNo1122207pdf.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 4 checkip.dyndns.org 8 reallyfreegeoip.org 9 reallyfreegeoip.org -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral1/files/0x00070000000191f7-4.dat autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2012 set thread context of 916 2012 ageless.exe 32 -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language InvoiceNo1122207pdf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ageless.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 916 RegSvcs.exe 916 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2012 ageless.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 916 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 4 IoCs
pid Process 2644 InvoiceNo1122207pdf.exe 2644 InvoiceNo1122207pdf.exe 2012 ageless.exe 2012 ageless.exe -
Suspicious use of SendNotifyMessage 4 IoCs
pid Process 2644 InvoiceNo1122207pdf.exe 2644 InvoiceNo1122207pdf.exe 2012 ageless.exe 2012 ageless.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2644 wrote to memory of 2012 2644 InvoiceNo1122207pdf.exe 31 PID 2644 wrote to memory of 2012 2644 InvoiceNo1122207pdf.exe 31 PID 2644 wrote to memory of 2012 2644 InvoiceNo1122207pdf.exe 31 PID 2644 wrote to memory of 2012 2644 InvoiceNo1122207pdf.exe 31 PID 2012 wrote to memory of 916 2012 ageless.exe 32 PID 2012 wrote to memory of 916 2012 ageless.exe 32 PID 2012 wrote to memory of 916 2012 ageless.exe 32 PID 2012 wrote to memory of 916 2012 ageless.exe 32 PID 2012 wrote to memory of 916 2012 ageless.exe 32 PID 2012 wrote to memory of 916 2012 ageless.exe 32 PID 2012 wrote to memory of 916 2012 ageless.exe 32 PID 2012 wrote to memory of 916 2012 ageless.exe 32 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\InvoiceNo1122207pdf.exe"C:\Users\Admin\AppData\Local\Temp\InvoiceNo1122207pdf.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2644 -
C:\Users\Admin\AppData\Local\supergroup\ageless.exe"C:\Users\Admin\AppData\Local\Temp\InvoiceNo1122207pdf.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:2012 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\InvoiceNo1122207pdf.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:916
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.5MB
MD5f4d3b326b29b4d0d8269499be0bc6b7f
SHA1f64f81909454b15dba91e95d5da9d7684cfc59f1
SHA256c3290e5cf7ebc77727f778129c3e235bbb23bdf2cc6136e4a442e7034da7abe5
SHA512553cf511061e2862e8218ec0ff8a34c9cf5efafe7b7c4ba3b07a0c105d5e238a17e697a5582b7d825cf065566b26666f48a2dcd59096fc64c5cf40eb90cea50b