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Analysis
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max time kernel
148s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
10/10/2024, 15:23
Static task
static1
Behavioral task
behavioral1
Sample
3091345040789f001381782c5332ff95_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
3091345040789f001381782c5332ff95_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
3091345040789f001381782c5332ff95_JaffaCakes118.exe
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Size
606KB
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MD5
3091345040789f001381782c5332ff95
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SHA1
39980487c86823efeb2b079c6a40bf2f33c88edd
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SHA256
37722ebd458649670d3086a4d32bcbf66f33fc670ed1da04a4e187c240119d78
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SHA512
a97b964ef904afe4b79bc6d963e2410ff832fdb642405be0d8cb6dfc6a2c1671f309e0ec2988cbd2a28a0f6a884644ac8302aa7a652b8d69ef8787c9a73325de
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SSDEEP
12288:alzAKpxUbXUHqH6EU6/6IU6bbdyxdooMp:alDpxIXUKH6E9/6IU6bbdyxd7Mp
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
smtp.top-semi.xyz - Port:
587 - Username:
[email protected] - Password:
saV#jXYoE9
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe Key opened \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe Key opened \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.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 1 checkip.dyndns.org 7 freegeoip.app 10 freegeoip.app -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2736 set thread context of 980 2736 3091345040789f001381782c5332ff95_JaffaCakes118.exe 84 -
Program crash 2 IoCs
pid pid_target Process procid_target 4888 2736 WerFault.exe 82 1752 980 WerFault.exe 84 -
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 3091345040789f001381782c5332ff95_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MSBuild.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 980 MSBuild.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2736 3091345040789f001381782c5332ff95_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 980 MSBuild.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2736 wrote to memory of 980 2736 3091345040789f001381782c5332ff95_JaffaCakes118.exe 84 PID 2736 wrote to memory of 980 2736 3091345040789f001381782c5332ff95_JaffaCakes118.exe 84 PID 2736 wrote to memory of 980 2736 3091345040789f001381782c5332ff95_JaffaCakes118.exe 84 PID 2736 wrote to memory of 980 2736 3091345040789f001381782c5332ff95_JaffaCakes118.exe 84 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3091345040789f001381782c5332ff95_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\3091345040789f001381782c5332ff95_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2736 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Users\Admin\AppData\Local\Temp\3091345040789f001381782c5332ff95_JaffaCakes118.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:980 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 980 -s 18003⤵
- Program crash
PID:1752
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2736 -s 4682⤵
- Program crash
PID:4888
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2736 -ip 27361⤵PID:812
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 980 -ip 9801⤵PID:2904