Analysis Overview
SHA256
13b21bf5da95f824edc00639c6cf87462c95709de4b219eb118a6534d8d5cdc3
Threat Level: Known bad
The file JaffaCakes118_342751878d07e46f3efd6b853cf06272 was found to be: Known bad.
Malicious Activity Summary
Vobfus
Vobfus family
Adds policy Run key to start application
Adds Run key to start application
Suspicious use of SetThreadContext
UPX packed file
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of SetWindowsHookEx
Script User-Agent
Suspicious behavior: RenamesItself
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2025-02-28 19:54
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2025-02-28 19:54
Reported
2025-02-28 19:57
Platform
win7-20240903-en
Max time kernel
145s
Max time network
148s
Command Line
Signatures
Vobfus
Vobfus family
Adds policy Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\AIGILQI7ZEAV5 = "C:\\Users\\Admin\\AppData\\Roaming\\6YWFCUHF.exe" | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\AIGILQI7ZEAV5 = "C:\\Users\\Admin\\AppData\\Roaming\\6YWFCUHF.exe" | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\run | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\AIGILQI7ZEAV5 = "C:\\Users\\Admin\\AppData\\Roaming\\6YWFCUHF.exe" | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\AIGILQI7ZEAV5 = "C:\\Users\\Admin\\AppData\\Roaming\\6YWFCUHF.exe" | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2120 set thread context of 788 | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Script User-Agent
| Description | Indicator | Process | Target |
| HTTP User-Agent header | Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) | N/A | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe"
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe
C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe "C:\Users\Admin\AppData\Local\Temp\MSWINSCK.OCX" /s
C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe "C:\Users\Admin\AppData\Local\Temp\MSWINSCK.OCX" /s
C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe "C:\Users\Admin\AppData\Local\Temp\MSWINSCK.OCX" /s
C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe "C:\Users\Admin\AppData\Local\Temp\MSWINSCK.OCX" /s
C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe "C:\Users\Admin\AppData\Local\Temp\MSWINSCK.OCX" /s
C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe "C:\Users\Admin\AppData\Local\Temp\MSWINSCK.OCX" /s
C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe "C:\Users\Admin\AppData\Local\Temp\MSWINSCK.OCX" /s
C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe "C:\Users\Admin\AppData\Local\Temp\MSWINSCK.OCX" /s
C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe "C:\Users\Admin\AppData\Local\Temp\MSWINSCK.OCX" /s
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | khant.info | udp |
| US | 8.8.8.8:53 | khant.me | udp |
| US | 172.67.133.189:80 | khant.me | tcp |
| US | 172.67.133.189:80 | khant.me | tcp |
| US | 172.67.133.189:80 | khant.me | tcp |
| US | 172.67.133.189:80 | khant.me | tcp |
| US | 172.67.133.189:80 | khant.me | tcp |
| US | 172.67.133.189:80 | khant.me | tcp |
| US | 172.67.133.189:80 | khant.me | tcp |
| US | 172.67.133.189:80 | khant.me | tcp |
| US | 172.67.133.189:80 | khant.me | tcp |
| US | 172.67.133.189:80 | khant.me | tcp |
Files
memory/2120-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2120-1-0x0000000000220000-0x0000000000234000-memory.dmp
memory/788-2-0x0000000000400000-0x0000000000543000-memory.dmp
memory/2120-7-0x0000000000400000-0x0000000000414000-memory.dmp
memory/788-12-0x0000000000400000-0x0000000000543000-memory.dmp
memory/788-10-0x0000000000400000-0x0000000000543000-memory.dmp
memory/788-9-0x0000000000400000-0x0000000000543000-memory.dmp
memory/788-4-0x0000000000400000-0x0000000000543000-memory.dmp
memory/788-5-0x0000000000400000-0x0000000000543000-memory.dmp
memory/788-6-0x0000000000400000-0x0000000000543000-memory.dmp
memory/788-17-0x0000000000400000-0x0000000000543000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\6ywfcuhf.exe.jpg
| MD5 | 342751878d07e46f3efd6b853cf06272 |
| SHA1 | 1d5199f7c879f803d50fa59896f89145e67bd699 |
| SHA256 | 13b21bf5da95f824edc00639c6cf87462c95709de4b219eb118a6534d8d5cdc3 |
| SHA512 | 19d64331046e5ff95c99eb98dddb03a72018d504b3471478a62f9e6ea7e2460d295e5a661ecb4f38e34bddb82d8f4f0896dff320fe6be671f08ba81ea5926b64 |
memory/788-45-0x0000000000400000-0x0000000000543000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2025-02-28 19:54
Reported
2025-02-28 19:57
Platform
win10v2004-20250217-en
Max time kernel
149s
Max time network
148s
Command Line
Signatures
Vobfus
Vobfus family
Adds policy Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\AIGILQI7ZEAV5 = "C:\\Users\\Admin\\AppData\\Roaming\\6YWFCUHF.exe" | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\run | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\AIGILQI7ZEAV5 = "C:\\Users\\Admin\\AppData\\Roaming\\6YWFCUHF.exe" | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AIGILQI7ZEAV5 = "C:\\Users\\Admin\\AppData\\Roaming\\6YWFCUHF.exe" | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AIGILQI7ZEAV5 = "C:\\Users\\Admin\\AppData\\Roaming\\6YWFCUHF.exe" | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4152 set thread context of 640 | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Script User-Agent
| Description | Indicator | Process | Target |
| HTTP User-Agent header | Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) | N/A | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe"
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_342751878d07e46f3efd6b853cf06272.exe
C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe "C:\Users\Admin\AppData\Local\Temp\MSWINSCK.OCX" /s
C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe "C:\Users\Admin\AppData\Local\Temp\MSWINSCK.OCX" /s
C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe "C:\Users\Admin\AppData\Local\Temp\MSWINSCK.OCX" /s
C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe "C:\Users\Admin\AppData\Local\Temp\MSWINSCK.OCX" /s
C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe "C:\Users\Admin\AppData\Local\Temp\MSWINSCK.OCX" /s
C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe "C:\Users\Admin\AppData\Local\Temp\MSWINSCK.OCX" /s
C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe "C:\Users\Admin\AppData\Local\Temp\MSWINSCK.OCX" /s
C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe "C:\Users\Admin\AppData\Local\Temp\MSWINSCK.OCX" /s
C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe "C:\Users\Admin\AppData\Local\Temp\MSWINSCK.OCX" /s
C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe "C:\Users\Admin\AppData\Local\Temp\MSWINSCK.OCX" /s
C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe "C:\Users\Admin\AppData\Local\Temp\MSWINSCK.OCX" /s
C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe "C:\Users\Admin\AppData\Local\Temp\MSWINSCK.OCX" /s
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | khant.info | udp |
| US | 8.8.8.8:53 | khant.me | udp |
| US | 172.67.133.189:80 | khant.me | tcp |
| US | 8.8.8.8:53 | khant.info | udp |
| US | 172.67.133.189:80 | khant.me | tcp |
| US | 8.8.8.8:53 | khant.info | udp |
| US | 8.8.8.8:53 | khant.info | udp |
| US | 172.67.133.189:80 | khant.me | tcp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | khant.info | udp |
| US | 172.67.133.189:80 | khant.me | tcp |
| US | 8.8.8.8:53 | khant.info | udp |
| US | 172.67.133.189:80 | khant.me | tcp |
| US | 8.8.8.8:53 | khant.info | udp |
| US | 8.8.8.8:53 | khant.info | udp |
| US | 172.67.133.189:80 | khant.me | tcp |
| US | 8.8.8.8:53 | khant.info | udp |
| US | 172.67.133.189:80 | khant.me | tcp |
| US | 8.8.8.8:53 | khant.info | udp |
| US | 172.67.133.189:80 | khant.me | tcp |
| US | 8.8.8.8:53 | khant.info | udp |
| US | 172.67.133.189:80 | khant.me | tcp |
| US | 8.8.8.8:53 | khant.info | udp |
| US | 172.67.133.189:80 | khant.me | tcp |
| US | 8.8.8.8:53 | khant.info | udp |
| US | 172.67.133.189:80 | khant.me | tcp |
| US | 8.8.8.8:53 | khant.info | udp |
| US | 8.8.8.8:53 | khant.info | udp |
| US | 172.67.133.189:80 | khant.me | tcp |
| US | 8.8.8.8:53 | khant.info | udp |
| US | 172.67.133.189:80 | khant.me | tcp |
Files
memory/4152-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/640-1-0x0000000000400000-0x0000000000543000-memory.dmp
memory/640-3-0x0000000000400000-0x0000000000543000-memory.dmp
memory/4152-4-0x0000000000400000-0x0000000000414000-memory.dmp
memory/640-5-0x0000000000400000-0x0000000000543000-memory.dmp
memory/640-10-0x0000000000400000-0x0000000000543000-memory.dmp
memory/640-11-0x0000000000400000-0x0000000000543000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\6ywfcuhf.exe.jpg
| MD5 | 342751878d07e46f3efd6b853cf06272 |
| SHA1 | 1d5199f7c879f803d50fa59896f89145e67bd699 |
| SHA256 | 13b21bf5da95f824edc00639c6cf87462c95709de4b219eb118a6534d8d5cdc3 |
| SHA512 | 19d64331046e5ff95c99eb98dddb03a72018d504b3471478a62f9e6ea7e2460d295e5a661ecb4f38e34bddb82d8f4f0896dff320fe6be671f08ba81ea5926b64 |
memory/640-32-0x0000000000400000-0x0000000000543000-memory.dmp
memory/640-51-0x0000000000400000-0x0000000000543000-memory.dmp