Analysis
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max time kernel
120s -
max time network
122s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
01-10-2024 05:24
Static task
static1
Behavioral task
behavioral1
Sample
RFQ -SCHOTTEL Type SRP200.scr.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
RFQ -SCHOTTEL Type SRP200.scr.exe
Resource
win10v2004-20240802-en
General
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Target
RFQ -SCHOTTEL Type SRP200.scr.exe
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Size
186KB
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MD5
ccfea348135f4b48f198168851a7a8d4
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SHA1
69bbc8774953617a32c2689f95e5b146cfd5a681
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SHA256
67b5d52591b9f4e140880a8bf61d91917cf462c42f48ad74957b5f530d77c1ed
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SHA512
585c3e6c25230dcafa43886375747b7ec04542ca90724b7804889ebcf062cf286684ae20bc4c3c335cd70c218d8ae6c0673df0cbef762abec46f33bff9093089
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SSDEEP
3072:X/DuqxP+uGrIqHoRWxeLSE8Rt6dAv6/fP2LeMvtcjVDRy4W4hr9PcwD0A:72HoRW0fCv6/AqVNy4W+g
Malware Config
Extracted
vipkeylogger
https://api.telegram.org/bot7378679297:AAFLxpr7KhPtXFLOd_i-NsOLmaub02ppvzM/sendMessage?chat_id=7348879779
Signatures
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Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
Processes:
RFQ -SCHOTTEL Type SRP200.scr.exedescription pid process target process PID 4480 created 3400 4480 RFQ -SCHOTTEL Type SRP200.scr.exe Explorer.EXE -
VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
MSBuild.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe Key opened \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe Key opened \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.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.
Processes:
flow ioc 23 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
RFQ -SCHOTTEL Type SRP200.scr.exedescription pid process target process PID 4480 set thread context of 1288 4480 RFQ -SCHOTTEL Type SRP200.scr.exe MSBuild.exe -
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.
Processes:
RFQ -SCHOTTEL Type SRP200.scr.exeMSBuild.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RFQ -SCHOTTEL Type SRP200.scr.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MSBuild.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
RFQ -SCHOTTEL Type SRP200.scr.exeMSBuild.exepid process 4480 RFQ -SCHOTTEL Type SRP200.scr.exe 1288 MSBuild.exe 1288 MSBuild.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
RFQ -SCHOTTEL Type SRP200.scr.exeMSBuild.exedescription pid process Token: SeDebugPrivilege 4480 RFQ -SCHOTTEL Type SRP200.scr.exe Token: SeDebugPrivilege 4480 RFQ -SCHOTTEL Type SRP200.scr.exe Token: SeDebugPrivilege 1288 MSBuild.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
RFQ -SCHOTTEL Type SRP200.scr.exedescription pid process target process PID 4480 wrote to memory of 1288 4480 RFQ -SCHOTTEL Type SRP200.scr.exe MSBuild.exe PID 4480 wrote to memory of 1288 4480 RFQ -SCHOTTEL Type SRP200.scr.exe MSBuild.exe PID 4480 wrote to memory of 1288 4480 RFQ -SCHOTTEL Type SRP200.scr.exe MSBuild.exe PID 4480 wrote to memory of 1288 4480 RFQ -SCHOTTEL Type SRP200.scr.exe MSBuild.exe PID 4480 wrote to memory of 1288 4480 RFQ -SCHOTTEL Type SRP200.scr.exe MSBuild.exe PID 4480 wrote to memory of 1288 4480 RFQ -SCHOTTEL Type SRP200.scr.exe MSBuild.exe PID 4480 wrote to memory of 1288 4480 RFQ -SCHOTTEL Type SRP200.scr.exe MSBuild.exe PID 4480 wrote to memory of 1288 4480 RFQ -SCHOTTEL Type SRP200.scr.exe MSBuild.exe -
outlook_office_path 1 IoCs
Processes:
MSBuild.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe -
outlook_win_path 1 IoCs
Processes:
MSBuild.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3400
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C:\Users\Admin\AppData\Local\Temp\RFQ -SCHOTTEL Type SRP200.scr.exe"C:\Users\Admin\AppData\Local\Temp\RFQ -SCHOTTEL Type SRP200.scr.exe"2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4480
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.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:1288
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