Analysis
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max time kernel
109s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
09-01-2025 04:20
Static task
static1
Behavioral task
behavioral1
Sample
fef805cfe8df23b5e42e59c3505ba7b9014c2cf3e9ac9346b3badba3c086053c.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
fef805cfe8df23b5e42e59c3505ba7b9014c2cf3e9ac9346b3badba3c086053c.exe
Resource
win10v2004-20241007-en
General
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Target
fef805cfe8df23b5e42e59c3505ba7b9014c2cf3e9ac9346b3badba3c086053c.exe
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Size
1.1MB
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MD5
eb8c8acae9d3a669129902384f5335b2
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SHA1
f0f9aa5f20c2721eacc7e2b660c46b585b653ee2
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SHA256
fef805cfe8df23b5e42e59c3505ba7b9014c2cf3e9ac9346b3badba3c086053c
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SHA512
5c62016f2b7b6fbfdba82539effc1c9dd65e0a3bc0df92210637d500562cfae01572866578a57d080c3247433da0f5845688adef74fd7467d08c7ba564c74fa3
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SSDEEP
24576:9qDEvCTbMWu7rQYlBQcBiT6rprG8aeMExfQ:9TvC/MTQYxsWR7aeMk
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
mail.gtpv.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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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\reindulgence.vbs reindulgence.exe -
Executes dropped EXE 1 IoCs
pid Process 4168 reindulgence.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\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 13 checkip.dyndns.org 15 reallyfreegeoip.org 16 reallyfreegeoip.org -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/files/0x0007000000023c94-9.dat autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4168 set thread context of 2984 4168 reindulgence.exe 84 -
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 RegSvcs.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fef805cfe8df23b5e42e59c3505ba7b9014c2cf3e9ac9346b3badba3c086053c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reindulgence.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2984 RegSvcs.exe 2984 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 4168 reindulgence.exe 4168 reindulgence.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2984 RegSvcs.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1076 wrote to memory of 4168 1076 fef805cfe8df23b5e42e59c3505ba7b9014c2cf3e9ac9346b3badba3c086053c.exe 83 PID 1076 wrote to memory of 4168 1076 fef805cfe8df23b5e42e59c3505ba7b9014c2cf3e9ac9346b3badba3c086053c.exe 83 PID 1076 wrote to memory of 4168 1076 fef805cfe8df23b5e42e59c3505ba7b9014c2cf3e9ac9346b3badba3c086053c.exe 83 PID 4168 wrote to memory of 2984 4168 reindulgence.exe 84 PID 4168 wrote to memory of 2984 4168 reindulgence.exe 84 PID 4168 wrote to memory of 2984 4168 reindulgence.exe 84 PID 4168 wrote to memory of 2984 4168 reindulgence.exe 84 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fef805cfe8df23b5e42e59c3505ba7b9014c2cf3e9ac9346b3badba3c086053c.exe"C:\Users\Admin\AppData\Local\Temp\fef805cfe8df23b5e42e59c3505ba7b9014c2cf3e9ac9346b3badba3c086053c.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1076 -
C:\Users\Admin\AppData\Local\Thebesian\reindulgence.exe"C:\Users\Admin\AppData\Local\Temp\fef805cfe8df23b5e42e59c3505ba7b9014c2cf3e9ac9346b3badba3c086053c.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:4168 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\fef805cfe8df23b5e42e59c3505ba7b9014c2cf3e9ac9346b3badba3c086053c.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:2984
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.1MB
MD5eb8c8acae9d3a669129902384f5335b2
SHA1f0f9aa5f20c2721eacc7e2b660c46b585b653ee2
SHA256fef805cfe8df23b5e42e59c3505ba7b9014c2cf3e9ac9346b3badba3c086053c
SHA5125c62016f2b7b6fbfdba82539effc1c9dd65e0a3bc0df92210637d500562cfae01572866578a57d080c3247433da0f5845688adef74fd7467d08c7ba564c74fa3