Analysis
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max time kernel
112s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
26/10/2024, 15:59
Static task
static1
Behavioral task
behavioral1
Sample
eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cfN.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cfN.exe
Resource
win10v2004-20241007-en
General
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Target
eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cfN.exe
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Size
1.1MB
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MD5
fcd32036f064d41fbcccdd0b489a5470
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SHA1
e938d5538ddb1ce0a82c15cf5038fd0d234c417d
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SHA256
eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cf
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SHA512
f6e0bfd02fdd9dddaa62ead136189cf176474eb1eaa4c7e5ba2f0279d458d3d66dc24e630cf4f545ca9d872286db91ef5f696bbb2d0441f849a4b297d5dea16d
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SSDEEP
24576:lfmMv6Ckr7Mny5QM7hmQbt2OuinTfnZVJS3DGwcgEtj1:l3v+7/5QMvbnnTB0xG1
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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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\outbluffed.vbs outbluffed.exe -
Executes dropped EXE 1 IoCs
pid Process 4420 outbluffed.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 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\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 18 checkip.dyndns.org -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/files/0x000f000000023b59-5.dat autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4420 set thread context of 1240 4420 outbluffed.exe 89 -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cfN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language outbluffed.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1240 RegSvcs.exe 1240 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4420 outbluffed.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1240 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 4 IoCs
pid Process 2236 eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cfN.exe 2236 eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cfN.exe 4420 outbluffed.exe 4420 outbluffed.exe -
Suspicious use of SendNotifyMessage 4 IoCs
pid Process 2236 eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cfN.exe 2236 eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cfN.exe 4420 outbluffed.exe 4420 outbluffed.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2236 wrote to memory of 4420 2236 eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cfN.exe 87 PID 2236 wrote to memory of 4420 2236 eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cfN.exe 87 PID 2236 wrote to memory of 4420 2236 eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cfN.exe 87 PID 4420 wrote to memory of 1240 4420 outbluffed.exe 89 PID 4420 wrote to memory of 1240 4420 outbluffed.exe 89 PID 4420 wrote to memory of 1240 4420 outbluffed.exe 89 PID 4420 wrote to memory of 1240 4420 outbluffed.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 RegSvcs.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 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cfN.exe"C:\Users\Admin\AppData\Local\Temp\eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cfN.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2236 -
C:\Users\Admin\AppData\Local\nonsubmerged\outbluffed.exe"C:\Users\Admin\AppData\Local\Temp\eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cfN.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:4420 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cfN.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:1240
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.1MB
MD5fcd32036f064d41fbcccdd0b489a5470
SHA1e938d5538ddb1ce0a82c15cf5038fd0d234c417d
SHA256eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cf
SHA512f6e0bfd02fdd9dddaa62ead136189cf176474eb1eaa4c7e5ba2f0279d458d3d66dc24e630cf4f545ca9d872286db91ef5f696bbb2d0441f849a4b297d5dea16d