Analysis
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max time kernel
128s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
03-02-2025 08:58
Static task
static1
Behavioral task
behavioral1
Sample
(Factura de crédito PCJ 26265).exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
(Factura de crédito PCJ 26265).exe
Resource
win10v2004-20241007-en
General
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Target
(Factura de crédito PCJ 26265).exe
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Size
7KB
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MD5
1e70f026b0c331569a4185d5705a3847
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SHA1
3c4a903edea4bc5573b3bb5ef1436947b0c52458
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SHA256
64addaaf98a7661110412b386b41251e01b5baabb8b693c25e5d8e8a8adcdf88
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SHA512
c8411be7dac2fada1424cbd26df2c360db8efcd0e9862f91403ad7b5e472ff5de23170456f347c1435e05eac7ae6d9981e38c45ebfaebe54a137212719126bd6
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SSDEEP
96:wB1Auf28Id5I5ujAl4BWLyLDDtTjYzy2jMj+NlF7+PczNt:E1AupIPI5uj7WLyH9Yzy2Yj+fF7Om
Malware Config
Extracted
vipkeylogger
https://api.telegram.org/bot7695797916:AAHvHT1OTmARFuJUMwBcAQZm1YulmU2m7TI/sendMessage?chat_id=6843964621
Signatures
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Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
description pid Process procid_target PID 2852 created 3416 2852 (Factura de crédito PCJ 26265).exe 56 -
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\TypeId.vbs (Factura de crédito PCJ 26265).exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.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 26 checkip.dyndns.org 28 reallyfreegeoip.org 29 reallyfreegeoip.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2852 set thread context of 1244 2852 (Factura de crédito PCJ 26265).exe 89 -
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 (Factura de crédito PCJ 26265).exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language InstallUtil.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 2852 (Factura de crédito PCJ 26265).exe 2852 (Factura de crédito PCJ 26265).exe 2852 (Factura de crédito PCJ 26265).exe 1244 InstallUtil.exe 1244 InstallUtil.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2852 (Factura de crédito PCJ 26265).exe Token: SeDebugPrivilege 2852 (Factura de crédito PCJ 26265).exe Token: SeDebugPrivilege 1244 InstallUtil.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2852 wrote to memory of 1244 2852 (Factura de crédito PCJ 26265).exe 89 PID 2852 wrote to memory of 1244 2852 (Factura de crédito PCJ 26265).exe 89 PID 2852 wrote to memory of 1244 2852 (Factura de crédito PCJ 26265).exe 89 PID 2852 wrote to memory of 1244 2852 (Factura de crédito PCJ 26265).exe 89 PID 2852 wrote to memory of 1244 2852 (Factura de crédito PCJ 26265).exe 89 PID 2852 wrote to memory of 1244 2852 (Factura de crédito PCJ 26265).exe 89 PID 2852 wrote to memory of 1244 2852 (Factura de crédito PCJ 26265).exe 89 PID 2852 wrote to memory of 1244 2852 (Factura de crédito PCJ 26265).exe 89 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3416
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C:\Users\Admin\AppData\Local\Temp\(Factura de crédito PCJ 26265).exe"C:\Users\Admin\AppData\Local\Temp\(Factura de crédito PCJ 26265).exe"2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Drops startup file
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2852
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.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:1244
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