Analysis
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max time kernel
150s -
max time network
276s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
25-09-2024 05:35
Static task
static1
Behavioral task
behavioral1
Sample
RFQ-2413AM-KE2800.scr
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
RFQ-2413AM-KE2800.scr
Resource
win10v2004-20240802-en
General
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Target
RFQ-2413AM-KE2800.scr
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Size
39KB
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MD5
478ace96e7cb7d671bb378dfc1be2899
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SHA1
dbd9954889aa460f2f69556d45cb2fbc12f9f6d1
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SHA256
c839d8269a32c721dda69fc174596488bf03f9d1416fd83ba822a5672c14d81e
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SHA512
3b1a0aad649a69e2a93ac2da557066dd9bb90d2016b2ab5a6ade12824e0c15990df55cc2284f306983926522a008879113d4679d5ca7d6f8b312f1eef66a7079
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SSDEEP
768:pPANMaGROq2ZKOVfpikiJUeHN9NY5ILNPshWivefeI:9YM7RSfsJWWNUrmfeI
Malware Config
Extracted
vipkeylogger
https://api.telegram.org/bot7371892501:AAE6c_q-yLsVj82ZZEmMuRlQtTm95MBjCz0/sendMessage?chat_id=6750192797
Signatures
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Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
Processes:
RFQ-2413AM-KE2800.scrdescription pid Process procid_target PID 4952 created 3428 4952 RFQ-2413AM-KE2800.scr 56 -
VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
RegAsm.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe Key opened \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe Key opened \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.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 21 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
RFQ-2413AM-KE2800.scrdescription pid Process procid_target PID 4952 set thread context of 1368 4952 RFQ-2413AM-KE2800.scr 87 -
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-2413AM-KE2800.scrRegAsm.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RFQ-2413AM-KE2800.scr Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
RFQ-2413AM-KE2800.scrRegAsm.exepid Process 4952 RFQ-2413AM-KE2800.scr 1368 RegAsm.exe 1368 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
RFQ-2413AM-KE2800.scrRegAsm.exedescription pid Process Token: SeDebugPrivilege 4952 RFQ-2413AM-KE2800.scr Token: SeDebugPrivilege 4952 RFQ-2413AM-KE2800.scr Token: SeDebugPrivilege 1368 RegAsm.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
RFQ-2413AM-KE2800.scrdescription pid Process procid_target PID 4952 wrote to memory of 1368 4952 RFQ-2413AM-KE2800.scr 87 PID 4952 wrote to memory of 1368 4952 RFQ-2413AM-KE2800.scr 87 PID 4952 wrote to memory of 1368 4952 RFQ-2413AM-KE2800.scr 87 PID 4952 wrote to memory of 1368 4952 RFQ-2413AM-KE2800.scr 87 PID 4952 wrote to memory of 1368 4952 RFQ-2413AM-KE2800.scr 87 PID 4952 wrote to memory of 1368 4952 RFQ-2413AM-KE2800.scr 87 PID 4952 wrote to memory of 1368 4952 RFQ-2413AM-KE2800.scr 87 PID 4952 wrote to memory of 1368 4952 RFQ-2413AM-KE2800.scr 87 -
outlook_office_path 1 IoCs
Processes:
RegAsm.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe -
outlook_win_path 1 IoCs
Processes:
RegAsm.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3428
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C:\Users\Admin\AppData\Local\Temp\RFQ-2413AM-KE2800.scr"C:\Users\Admin\AppData\Local\Temp\RFQ-2413AM-KE2800.scr" /S2⤵
- 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:4952
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.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:1368
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