Analysis Overview
SHA256
1bbc8a34b7590c1593c5a79a8d0f93b17a162f44893c37aa11e4cb9e0e2d96bf
Threat Level: Known bad
The file 98d2d5ac3bd493d77f0a7300a43d045b_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Xloader
Xloader payload
Loads dropped DLL
Suspicious use of SetThreadContext
Enumerates physical storage devices
Program crash
Unsigned PE
NSIS installer
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-02 22:28
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
NSIS installer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-02 22:28
Reported
2024-04-02 22:31
Platform
win10v2004-20240226-en
Max time kernel
147s
Max time network
153s
Command Line
Signatures
Xloader
Xloader payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\98d2d5ac3bd493d77f0a7300a43d045b_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2164 set thread context of 4596 | N/A | C:\Users\Admin\AppData\Local\Temp\98d2d5ac3bd493d77f0a7300a43d045b_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\98d2d5ac3bd493d77f0a7300a43d045b_JaffaCakes118.exe |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\98d2d5ac3bd493d77f0a7300a43d045b_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\98d2d5ac3bd493d77f0a7300a43d045b_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\98d2d5ac3bd493d77f0a7300a43d045b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\98d2d5ac3bd493d77f0a7300a43d045b_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\98d2d5ac3bd493d77f0a7300a43d045b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\98d2d5ac3bd493d77f0a7300a43d045b_JaffaCakes118.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 152.33.115.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.64.52.20.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\nsa6235.tmp\gyalquzbu.dll
| MD5 | a8caa6d267951ad22e835233b5e50c46 |
| SHA1 | 45c722c5958d99727a95d30eaa3032203d1f4ab2 |
| SHA256 | db7b70b0734285b8d9a1f3617e55603b0cb649d9bf0b7fbf8988c44e684f4e76 |
| SHA512 | 9ee74bf576554210f8923dda8aa28f6dc7f3c5aa52da7b48a94beaf56cb4e27f1c3d0387cc9116e467631bc13c0e743341129bffa84b9db16ace1248a53b4cd7 |
memory/4596-8-0x0000000000400000-0x0000000000429000-memory.dmp
memory/4596-9-0x0000000000A90000-0x0000000000DDA000-memory.dmp
Analysis: behavioral3
Detonation Overview
Submitted
2024-04-02 22:28
Reported
2024-04-02 22:31
Platform
win7-20240221-en
Max time kernel
118s
Max time network
122s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\gyalquzbu.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\gyalquzbu.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2028 -s 252
Network
Files
Analysis: behavioral4
Detonation Overview
Submitted
2024-04-02 22:28
Reported
2024-04-02 22:31
Platform
win10v2004-20240226-en
Max time kernel
147s
Max time network
152s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2764 wrote to memory of 1808 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2764 wrote to memory of 1808 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2764 wrote to memory of 1808 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\gyalquzbu.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\gyalquzbu.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1808 -ip 1808
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1808 -s 748
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 84.117.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 90.16.208.104.in-addr.arpa | udp |
Files
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-02 22:28
Reported
2024-04-02 22:31
Platform
win7-20240319-en
Max time kernel
122s
Max time network
125s
Command Line
Signatures
Xloader
Xloader payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\98d2d5ac3bd493d77f0a7300a43d045b_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1904 set thread context of 2172 | N/A | C:\Users\Admin\AppData\Local\Temp\98d2d5ac3bd493d77f0a7300a43d045b_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\98d2d5ac3bd493d77f0a7300a43d045b_JaffaCakes118.exe |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\98d2d5ac3bd493d77f0a7300a43d045b_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\98d2d5ac3bd493d77f0a7300a43d045b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\98d2d5ac3bd493d77f0a7300a43d045b_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\98d2d5ac3bd493d77f0a7300a43d045b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\98d2d5ac3bd493d77f0a7300a43d045b_JaffaCakes118.exe"
Network
Files
\Users\Admin\AppData\Local\Temp\nst4FD6.tmp\gyalquzbu.dll
| MD5 | a8caa6d267951ad22e835233b5e50c46 |
| SHA1 | 45c722c5958d99727a95d30eaa3032203d1f4ab2 |
| SHA256 | db7b70b0734285b8d9a1f3617e55603b0cb649d9bf0b7fbf8988c44e684f4e76 |
| SHA512 | 9ee74bf576554210f8923dda8aa28f6dc7f3c5aa52da7b48a94beaf56cb4e27f1c3d0387cc9116e467631bc13c0e743341129bffa84b9db16ace1248a53b4cd7 |
memory/2172-8-0x0000000000400000-0x0000000000429000-memory.dmp
memory/2172-10-0x0000000000810000-0x0000000000B13000-memory.dmp