Analysis
-
max time kernel
120s -
max time network
135s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
03/09/2024, 13:21
Static task
static1
Behavioral task
behavioral1
Sample
Orden de Compra No. 00501.pdf.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Orden de Compra No. 00501.pdf.exe
Resource
win10v2004-20240802-en
General
-
Target
Orden de Compra No. 00501.pdf.exe
-
Size
975KB
-
MD5
39e45813ed5b3bf1cfcbd15eaef2a659
-
SHA1
19419b57bdbc067ee17e529806056d33b6afcdaa
-
SHA256
1eb7e326b392cf046d3be4a48d43596bf53eea217fd2c75adf16c85504ffd2aa
-
SHA512
2f8d98155c411a64a92dd53034dbd8b69affdf76ed2e4a6f0138e09735f50c4e59bd20082e5bb469e7783a7d091cc36cba73c67e2491ec3b8b22489a9008c732
-
SSDEEP
24576:FAHnh+eWsN3skA4RV1Hom2KXMmHaAjUcw44w5:0h+ZkldoPK8YaAjnT
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
cp8nl.hyperhost.ua - Port:
587 - Username:
[email protected] - Password:
z)7NbMS)Ieed - Email To:
[email protected]
Signatures
-
VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
-
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
-
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\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.
flow ioc 4 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2512 set thread context of 2328 2512 Orden de Compra No. 00501.pdf.exe 30 -
System Location Discovery: System Language Discovery 1 TTPs 2 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 Orden de Compra No. 00501.pdf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2328 RegSvcs.exe 2328 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2512 Orden de Compra No. 00501.pdf.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2328 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2512 Orden de Compra No. 00501.pdf.exe 2512 Orden de Compra No. 00501.pdf.exe -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 2512 Orden de Compra No. 00501.pdf.exe 2512 Orden de Compra No. 00501.pdf.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2512 wrote to memory of 2328 2512 Orden de Compra No. 00501.pdf.exe 30 PID 2512 wrote to memory of 2328 2512 Orden de Compra No. 00501.pdf.exe 30 PID 2512 wrote to memory of 2328 2512 Orden de Compra No. 00501.pdf.exe 30 PID 2512 wrote to memory of 2328 2512 Orden de Compra No. 00501.pdf.exe 30 PID 2512 wrote to memory of 2328 2512 Orden de Compra No. 00501.pdf.exe 30 PID 2512 wrote to memory of 2328 2512 Orden de Compra No. 00501.pdf.exe 30 PID 2512 wrote to memory of 2328 2512 Orden de Compra No. 00501.pdf.exe 30 PID 2512 wrote to memory of 2328 2512 Orden de Compra No. 00501.pdf.exe 30 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\Orden de Compra No. 00501.pdf.exe"C:\Users\Admin\AppData\Local\Temp\Orden de Compra No. 00501.pdf.exe"1⤵
- 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:2512 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\Orden de Compra No. 00501.pdf.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:2328
-