Analysis Overview
SHA256
ffde756ffbea6f4f298dc943a6983d836d70fa48eeaa9aeb5c522beac06ae9f7
Threat Level: Shows suspicious behavior
The file e64f950b934bf9514a8e62d0f8d64734_JaffaCakes118 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Executes dropped EXE
Reads user/profile data of web browsers
UPX packed file
Adds Run key to start application
Drops file in Windows directory
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-08 01:22
Signatures
UPX 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
2024-04-08 01:22
Reported
2024-04-08 01:25
Platform
win7-20240221-en
Max time kernel
141s
Max time network
127s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\CTS.exe | N/A |
Reads user/profile data of web browsers
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 |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe" | C:\Users\Admin\AppData\Local\Temp\e64f950b934bf9514a8e62d0f8d64734_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe" | C:\Windows\CTS.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\CTS.exe | C:\Users\Admin\AppData\Local\Temp\e64f950b934bf9514a8e62d0f8d64734_JaffaCakes118.exe | N/A |
| File created | C:\Windows\CTS.exe | C:\Windows\CTS.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\e64f950b934bf9514a8e62d0f8d64734_JaffaCakes118.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\CTS.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2208 wrote to memory of 2720 | N/A | C:\Users\Admin\AppData\Local\Temp\e64f950b934bf9514a8e62d0f8d64734_JaffaCakes118.exe | C:\Windows\CTS.exe |
| PID 2208 wrote to memory of 2720 | N/A | C:\Users\Admin\AppData\Local\Temp\e64f950b934bf9514a8e62d0f8d64734_JaffaCakes118.exe | C:\Windows\CTS.exe |
| PID 2208 wrote to memory of 2720 | N/A | C:\Users\Admin\AppData\Local\Temp\e64f950b934bf9514a8e62d0f8d64734_JaffaCakes118.exe | C:\Windows\CTS.exe |
| PID 2208 wrote to memory of 2720 | N/A | C:\Users\Admin\AppData\Local\Temp\e64f950b934bf9514a8e62d0f8d64734_JaffaCakes118.exe | C:\Windows\CTS.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\e64f950b934bf9514a8e62d0f8d64734_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e64f950b934bf9514a8e62d0f8d64734_JaffaCakes118.exe"
C:\Windows\CTS.exe
"C:\Windows\CTS.exe"
Network
Files
memory/2208-0-0x0000000000810000-0x0000000000827000-memory.dmp
C:\Windows\CTS.exe
| MD5 | 93e5f18caebd8d4a2c893e40e5f38232 |
| SHA1 | fd55c4e6bcd108bce60ea719c06dc9c4d0adafa6 |
| SHA256 | a66c4b98becac2f69cb107cd087d7a2ca9ef511bc3b83367b1f440f11dd159a8 |
| SHA512 | 986583610d27caae2080834301d072557c5d2c85e33f0d19ab1245d7eae8db146397461572ddb3d491be16f3af210720d54267dac838fdad8fe34afa3d6b7f54 |
memory/2720-12-0x0000000001260000-0x0000000001277000-memory.dmp
memory/2208-9-0x0000000000810000-0x0000000000827000-memory.dmp
memory/2208-5-0x0000000000160000-0x0000000000177000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\P7OegHYgs46Hh7A.exe
| MD5 | fa9f781e877af2933e62d539419e9bb9 |
| SHA1 | 832555b3fb4c20e5ff7e2df07871b1d7832b0f51 |
| SHA256 | e281f02029620dad3c118ac86ca2da14c1116b282400d1791ef9e9c3299dbf6a |
| SHA512 | 69592583bc839701662ce7ea287205baa9aada83872d3825479eef3ef52f6687e96a14b0989831a7a5d3ac29945ef82992897686d824f47cabd68d8cb26b2c21 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-08 01:22
Reported
2024-04-08 01:25
Platform
win10v2004-20240226-en
Max time kernel
149s
Max time network
151s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\CTS.exe | N/A |
Reads user/profile data of web browsers
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 |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe" | C:\Users\Admin\AppData\Local\Temp\e64f950b934bf9514a8e62d0f8d64734_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe" | C:\Windows\CTS.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\CTS.exe | C:\Windows\CTS.exe | N/A |
| File created | C:\Windows\CTS.exe | C:\Users\Admin\AppData\Local\Temp\e64f950b934bf9514a8e62d0f8d64734_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\e64f950b934bf9514a8e62d0f8d64734_JaffaCakes118.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\CTS.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2032 wrote to memory of 4108 | N/A | C:\Users\Admin\AppData\Local\Temp\e64f950b934bf9514a8e62d0f8d64734_JaffaCakes118.exe | C:\Windows\CTS.exe |
| PID 2032 wrote to memory of 4108 | N/A | C:\Users\Admin\AppData\Local\Temp\e64f950b934bf9514a8e62d0f8d64734_JaffaCakes118.exe | C:\Windows\CTS.exe |
| PID 2032 wrote to memory of 4108 | N/A | C:\Users\Admin\AppData\Local\Temp\e64f950b934bf9514a8e62d0f8d64734_JaffaCakes118.exe | C:\Windows\CTS.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\e64f950b934bf9514a8e62d0f8d64734_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e64f950b934bf9514a8e62d0f8d64734_JaffaCakes118.exe"
C:\Windows\CTS.exe
"C:\Windows\CTS.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 203.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| 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 | 8.8.8.8:53 | 65.139.73.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 123.10.44.20.in-addr.arpa | udp |
Files
memory/2032-0-0x0000000000040000-0x0000000000057000-memory.dmp
C:\Windows\CTS.exe
| MD5 | 93e5f18caebd8d4a2c893e40e5f38232 |
| SHA1 | fd55c4e6bcd108bce60ea719c06dc9c4d0adafa6 |
| SHA256 | a66c4b98becac2f69cb107cd087d7a2ca9ef511bc3b83367b1f440f11dd159a8 |
| SHA512 | 986583610d27caae2080834301d072557c5d2c85e33f0d19ab1245d7eae8db146397461572ddb3d491be16f3af210720d54267dac838fdad8fe34afa3d6b7f54 |
memory/2032-7-0x0000000000040000-0x0000000000057000-memory.dmp
memory/4108-8-0x0000000000E90000-0x0000000000EA7000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\excel.exe_Rules.xml
| MD5 | c810ab75b3b181ec8cf1ea0c34004144 |
| SHA1 | dc1fd8a0eaacdc5a4716d2ab5f4f28f918f90810 |
| SHA256 | b2e78f096eaf931bfa8fdb020346d645f5f823d7fe8ef20e3fb2f56ff9e4b763 |
| SHA512 | 0191a20fd34140e23e7f694009aae31cc817a2eb8ada8c5e7b9b1a7eb2c22324dbfca8428a770f428737e550193b74dccee725b37905a813f96d08dac49e64d0 |
C:\Users\Admin\AppData\Local\Temp\Fqlw8m0IDiQExYi.exe
| MD5 | 92ca78977fae6f21e650dca0c6ca5626 |
| SHA1 | ea07640d53fae89198c55fce2be6c4f05b2e72a6 |
| SHA256 | 69819a211af673cc301c55eb501cbb737bdf52ca69b0c75d4d9058cd66ade33a |
| SHA512 | 7c3c9a8f931ae41c92bc569b96176e64d6d6b669c7f04d3f66cd6aeca60ddd72871becbd91cceb3734c4798282bed44a10b3d9b506831195d79ae7d58e42df40 |
memory/4108-32-0x0000000000E90000-0x0000000000EA7000-memory.dmp