Analysis Overview
SHA256
d64302c882d541229f5c3a87ea83043b6aa9187af3142863a09891cfb07ca2a7
Threat Level: Shows suspicious behavior
The file e564256b00733c6701b471ca83b05255_JaffaCakes118 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Reads user/profile data of web browsers
UPX packed file
Executes dropped EXE
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
2024-04-07 16:46
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
2024-04-07 16:46
Reported
2024-04-07 16:49
Platform
win7-20240221-en
Max time kernel
141s
Max time network
124s
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 |
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\e564256b00733c6701b471ca83b05255_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\e564256b00733c6701b471ca83b05255_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\e564256b00733c6701b471ca83b05255_JaffaCakes118.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\CTS.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1756 wrote to memory of 1196 | N/A | C:\Users\Admin\AppData\Local\Temp\e564256b00733c6701b471ca83b05255_JaffaCakes118.exe | C:\Windows\CTS.exe |
| PID 1756 wrote to memory of 1196 | N/A | C:\Users\Admin\AppData\Local\Temp\e564256b00733c6701b471ca83b05255_JaffaCakes118.exe | C:\Windows\CTS.exe |
| PID 1756 wrote to memory of 1196 | N/A | C:\Users\Admin\AppData\Local\Temp\e564256b00733c6701b471ca83b05255_JaffaCakes118.exe | C:\Windows\CTS.exe |
| PID 1756 wrote to memory of 1196 | N/A | C:\Users\Admin\AppData\Local\Temp\e564256b00733c6701b471ca83b05255_JaffaCakes118.exe | C:\Windows\CTS.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\e564256b00733c6701b471ca83b05255_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e564256b00733c6701b471ca83b05255_JaffaCakes118.exe"
C:\Windows\CTS.exe
"C:\Windows\CTS.exe"
Network
Files
memory/1756-0-0x00000000002F0000-0x0000000000307000-memory.dmp
memory/1756-8-0x00000000002F0000-0x0000000000307000-memory.dmp
C:\Windows\CTS.exe
| MD5 | 70aa23c9229741a9b52e5ce388a883ac |
| SHA1 | b42683e21e13de3f71db26635954d992ebe7119e |
| SHA256 | 9d25cc704b1c00c9d17903e25ca35c319663e997cb9da0b116790b639e9688f2 |
| SHA512 | be604a2ad5ab8a3e5edb8901016a76042ba873c8d05b4ef8eec31241377ec6b2a883b51c6912dc7640581ffa624547db334683975883ae74e62808b5ae9ab0b5 |
memory/1196-12-0x0000000000AB0000-0x0000000000AC7000-memory.dmp
memory/1756-11-0x00000000000E0000-0x00000000000F7000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\qdUwAQL9FSKNaGz.exe
| MD5 | 88ca0ff5f25c9901a0af97fdc148f758 |
| SHA1 | f9299f7c62585a560ce450e3fd2f5ee6804d741d |
| SHA256 | 472be8e539b69b041b1c760751cb7cc24d2a520b6598f2369bcc522eeac993bf |
| SHA512 | 6420263fa1a1d8756ae0ba0581983269bf5299270328c7ab0e026ff8e5def29b528cbe7be89958b2abbcc6b9b09a24297c7ef931cbd1f1ae6e21f40f4db5a20d |
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-07 16:46
Reported
2024-04-07 16:49
Platform
win10v2004-20240226-en
Max time kernel
150s
Max time network
173s
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\e564256b00733c6701b471ca83b05255_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\e564256b00733c6701b471ca83b05255_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\e564256b00733c6701b471ca83b05255_JaffaCakes118.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\CTS.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4156 wrote to memory of 4192 | N/A | C:\Users\Admin\AppData\Local\Temp\e564256b00733c6701b471ca83b05255_JaffaCakes118.exe | C:\Windows\CTS.exe |
| PID 4156 wrote to memory of 4192 | N/A | C:\Users\Admin\AppData\Local\Temp\e564256b00733c6701b471ca83b05255_JaffaCakes118.exe | C:\Windows\CTS.exe |
| PID 4156 wrote to memory of 4192 | N/A | C:\Users\Admin\AppData\Local\Temp\e564256b00733c6701b471ca83b05255_JaffaCakes118.exe | C:\Windows\CTS.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\e564256b00733c6701b471ca83b05255_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e564256b00733c6701b471ca83b05255_JaffaCakes118.exe"
C:\Windows\CTS.exe
"C:\Windows\CTS.exe"
Network
| Country | Destination | Domain | Proto |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 216.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 17.143.109.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 249.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.173.79.40.in-addr.arpa | udp |
Files
memory/4156-0-0x0000000000160000-0x0000000000177000-memory.dmp
C:\Windows\CTS.exe
| MD5 | 70aa23c9229741a9b52e5ce388a883ac |
| SHA1 | b42683e21e13de3f71db26635954d992ebe7119e |
| SHA256 | 9d25cc704b1c00c9d17903e25ca35c319663e997cb9da0b116790b639e9688f2 |
| SHA512 | be604a2ad5ab8a3e5edb8901016a76042ba873c8d05b4ef8eec31241377ec6b2a883b51c6912dc7640581ffa624547db334683975883ae74e62808b5ae9ab0b5 |
memory/4192-7-0x0000000000D40000-0x0000000000D57000-memory.dmp
memory/4156-9-0x0000000000160000-0x0000000000177000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\excel.exe_Rules.xml
| MD5 | 6006f77d38cf864a405cedad16d93c7a |
| SHA1 | 0cf6108dade10545a64e15ab38c3002ac9c65c39 |
| SHA256 | 5b5a9b4579f5535b81931adaa94cf6be8fea00878a20b9b3a2fc5855432b158d |
| SHA512 | 67c60df516cd212e3f6d77d61e2b5fe87ea6da641366bc1272932d4cb3cafadd1d5b594ebd7f1b0be488fe7557dd2876fa9cc41865535af94c7eda69e1308049 |
C:\Users\Admin\AppData\Local\Temp\3FnUw3QAWnxriZn.exe
| MD5 | fe10d967502673b5be31dea4da1a6cf3 |
| SHA1 | 679da05ca6db58040c94f4694553929ce39d2628 |
| SHA256 | 3284533f79184d171aa5674e5a66abd640796407ca367e8bea0fb3020c775b24 |
| SHA512 | a0ea2bb4c578516556ea4796cf87b8f75e5b9ccf803893d1e59e59b74c236928520b8cd944a67a97a98d8fc61fb25f24d4fea703a511250d69d2a570670e748c |
memory/4192-31-0x0000000000D40000-0x0000000000D57000-memory.dmp