Analysis Overview
SHA256
0c5af79ddeb1a4998f03e43b8d3b4250fb59d9e29106297b6fe6b0bf47cfb162
Threat Level: Shows suspicious behavior
The file 1a206a52cfbebb61e0a33a646458da8e_JaffaCakes118 was found to be: Shows suspicious behavior.
Malicious Activity Summary
VMProtect packed file
Deletes itself
Executes dropped EXE
Drops file in System32 directory
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-06-28 12:32
Signatures
VMProtect packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-28 12:32
Reported
2024-06-28 12:35
Platform
win7-20240419-en
Max time kernel
145s
Max time network
149s
Command Line
Signatures
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\kaaya.exe | N/A |
VMProtect 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 |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\kaaya.exe | C:\Users\Admin\AppData\Local\Temp\1a206a52cfbebb61e0a33a646458da8e_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\kaaya.exe | C:\Users\Admin\AppData\Local\Temp\1a206a52cfbebb61e0a33a646458da8e_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\1a206a52cfbebb61e0a33a646458da8e_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2124 wrote to memory of 2824 | N/A | C:\Users\Admin\AppData\Local\Temp\1a206a52cfbebb61e0a33a646458da8e_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2124 wrote to memory of 2824 | N/A | C:\Users\Admin\AppData\Local\Temp\1a206a52cfbebb61e0a33a646458da8e_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2124 wrote to memory of 2824 | N/A | C:\Users\Admin\AppData\Local\Temp\1a206a52cfbebb61e0a33a646458da8e_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2124 wrote to memory of 2824 | N/A | C:\Users\Admin\AppData\Local\Temp\1a206a52cfbebb61e0a33a646458da8e_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\1a206a52cfbebb61e0a33a646458da8e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1a206a52cfbebb61e0a33a646458da8e_JaffaCakes118.exe"
C:\Windows\SysWOW64\kaaya.exe
C:\Windows\SysWOW64\kaaya.exe
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\1A206A~1.EXE > nul
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | wocaocao.com | udp |
| US | 54.67.42.145:1911 | wocaocao.com | tcp |
| US | 54.67.42.145:1911 | wocaocao.com | tcp |
| US | 54.67.42.145:1911 | wocaocao.com | tcp |
| US | 54.67.42.145:1911 | wocaocao.com | tcp |
| US | 54.67.42.145:1911 | wocaocao.com | tcp |
| US | 54.67.42.145:1911 | wocaocao.com | tcp |
| US | 54.67.42.145:1911 | wocaocao.com | tcp |
Files
memory/2124-0-0x0000000000400000-0x0000000000429000-memory.dmp
memory/2124-1-0x0000000000400000-0x0000000000429000-memory.dmp
C:\Windows\SysWOW64\kaaya.exe
| MD5 | 1a206a52cfbebb61e0a33a646458da8e |
| SHA1 | 65fb544477e239667b2f728c9b79a8a8471046e8 |
| SHA256 | 0c5af79ddeb1a4998f03e43b8d3b4250fb59d9e29106297b6fe6b0bf47cfb162 |
| SHA512 | a9fffa2c87114c4574548d242ecf031b24a55ce6c0c7cda4cb29a8b768e547a93caef30b3dec0c3af74aa6afbe58419c1a6fa7ce0a4a91c978124eef6f02703f |
memory/3016-5-0x0000000000400000-0x0000000000429000-memory.dmp
memory/2124-8-0x0000000000400000-0x0000000000429000-memory.dmp
memory/3016-9-0x0000000000400000-0x0000000000429000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-28 12:32
Reported
2024-06-28 12:35
Platform
win10v2004-20240508-en
Max time kernel
146s
Max time network
151s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\iqaiy.exe | N/A |
VMProtect 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 |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\iqaiy.exe | C:\Users\Admin\AppData\Local\Temp\1a206a52cfbebb61e0a33a646458da8e_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\iqaiy.exe | C:\Users\Admin\AppData\Local\Temp\1a206a52cfbebb61e0a33a646458da8e_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\1a206a52cfbebb61e0a33a646458da8e_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 956 wrote to memory of 3640 | N/A | C:\Users\Admin\AppData\Local\Temp\1a206a52cfbebb61e0a33a646458da8e_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 956 wrote to memory of 3640 | N/A | C:\Users\Admin\AppData\Local\Temp\1a206a52cfbebb61e0a33a646458da8e_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 956 wrote to memory of 3640 | N/A | C:\Users\Admin\AppData\Local\Temp\1a206a52cfbebb61e0a33a646458da8e_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\1a206a52cfbebb61e0a33a646458da8e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1a206a52cfbebb61e0a33a646458da8e_JaffaCakes118.exe"
C:\Windows\SysWOW64\iqaiy.exe
C:\Windows\SysWOW64\iqaiy.exe
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\1A206A~1.EXE > nul
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | wocaocao.com | udp |
| US | 54.67.42.145:1911 | wocaocao.com | tcp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 54.67.42.145:1911 | wocaocao.com | tcp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 54.67.42.145:1911 | wocaocao.com | tcp |
| US | 8.8.8.8:53 | 203.107.17.2.in-addr.arpa | udp |
| US | 54.67.42.145:1911 | wocaocao.com | tcp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 54.67.42.145:1911 | wocaocao.com | tcp |
| US | 54.67.42.145:1911 | wocaocao.com | tcp |
| US | 54.67.42.145:1911 | wocaocao.com | tcp |
Files
memory/956-0-0x0000000000400000-0x0000000000429000-memory.dmp
memory/956-1-0x0000000000400000-0x0000000000429000-memory.dmp
C:\Windows\SysWOW64\iqaiy.exe
| MD5 | 1a206a52cfbebb61e0a33a646458da8e |
| SHA1 | 65fb544477e239667b2f728c9b79a8a8471046e8 |
| SHA256 | 0c5af79ddeb1a4998f03e43b8d3b4250fb59d9e29106297b6fe6b0bf47cfb162 |
| SHA512 | a9fffa2c87114c4574548d242ecf031b24a55ce6c0c7cda4cb29a8b768e547a93caef30b3dec0c3af74aa6afbe58419c1a6fa7ce0a4a91c978124eef6f02703f |
memory/1564-8-0x0000000000400000-0x0000000000429000-memory.dmp
memory/956-9-0x0000000000400000-0x0000000000429000-memory.dmp
memory/1564-10-0x0000000000400000-0x0000000000429000-memory.dmp