Analysis Overview
SHA256
6a3526912bf02d1b2e4b3ba8443939b518e312422a2c171ef01d83d60e5b5b4c
Threat Level: Shows suspicious behavior
The file e569af64a2ab3d63ff1318213ffaa039_JaffaCakes118 was found to be: Shows suspicious behavior.
Malicious Activity Summary
UPX packed file
Executes dropped EXE
Reads user/profile data of web browsers
Adds Run key to start application
Drops file in Windows directory
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-07 16:57
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 16:57
Reported
2024-04-07 16:59
Platform
win7-20240215-en
Max time kernel
140s
Max time network
122s
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\e569af64a2ab3d63ff1318213ffaa039_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\e569af64a2ab3d63ff1318213ffaa039_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\e569af64a2ab3d63ff1318213ffaa039_JaffaCakes118.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\CTS.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2156 wrote to memory of 852 | N/A | C:\Users\Admin\AppData\Local\Temp\e569af64a2ab3d63ff1318213ffaa039_JaffaCakes118.exe | C:\Windows\CTS.exe |
| PID 2156 wrote to memory of 852 | N/A | C:\Users\Admin\AppData\Local\Temp\e569af64a2ab3d63ff1318213ffaa039_JaffaCakes118.exe | C:\Windows\CTS.exe |
| PID 2156 wrote to memory of 852 | N/A | C:\Users\Admin\AppData\Local\Temp\e569af64a2ab3d63ff1318213ffaa039_JaffaCakes118.exe | C:\Windows\CTS.exe |
| PID 2156 wrote to memory of 852 | N/A | C:\Users\Admin\AppData\Local\Temp\e569af64a2ab3d63ff1318213ffaa039_JaffaCakes118.exe | C:\Windows\CTS.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\e569af64a2ab3d63ff1318213ffaa039_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e569af64a2ab3d63ff1318213ffaa039_JaffaCakes118.exe"
C:\Windows\CTS.exe
"C:\Windows\CTS.exe"
Network
Files
memory/2156-0-0x0000000000990000-0x00000000009A7000-memory.dmp
memory/2156-9-0x0000000000990000-0x00000000009A7000-memory.dmp
memory/2156-8-0x00000000000E0000-0x00000000000F7000-memory.dmp
C:\Windows\CTS.exe
| MD5 | 70aa23c9229741a9b52e5ce388a883ac |
| SHA1 | b42683e21e13de3f71db26635954d992ebe7119e |
| SHA256 | 9d25cc704b1c00c9d17903e25ca35c319663e997cb9da0b116790b639e9688f2 |
| SHA512 | be604a2ad5ab8a3e5edb8901016a76042ba873c8d05b4ef8eec31241377ec6b2a883b51c6912dc7640581ffa624547db334683975883ae74e62808b5ae9ab0b5 |
memory/852-12-0x0000000000AB0000-0x0000000000AC7000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\vDUdgI4aKB9YXb7.exe
| MD5 | 6b20c3528a9758db91ca38d26f7f5561 |
| SHA1 | 73c45f604644921ad92695f8ed9aa66a04d3b7a8 |
| SHA256 | 648f450a56c4904530748ac5f93e421484d394439e5976fffeaf0fc61fb7aa74 |
| SHA512 | 0a896ac330d2c917a99072784a4a742979146e75983b2682f70ac79970d56ee1d61c09db9ace59893b7158de0fb4b2c2439ad0b08a29c7f86239cbba5340be6c |
memory/2156-18-0x00000000000E0000-0x00000000000F7000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-07 16:57
Reported
2024-04-07 16:59
Platform
win10v2004-20240226-en
Max time kernel
148s
Max time network
156s
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:\Windows\CTS.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe" | C:\Users\Admin\AppData\Local\Temp\e569af64a2ab3d63ff1318213ffaa039_JaffaCakes118.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\e569af64a2ab3d63ff1318213ffaa039_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\e569af64a2ab3d63ff1318213ffaa039_JaffaCakes118.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\CTS.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4800 wrote to memory of 2244 | N/A | C:\Users\Admin\AppData\Local\Temp\e569af64a2ab3d63ff1318213ffaa039_JaffaCakes118.exe | C:\Windows\CTS.exe |
| PID 4800 wrote to memory of 2244 | N/A | C:\Users\Admin\AppData\Local\Temp\e569af64a2ab3d63ff1318213ffaa039_JaffaCakes118.exe | C:\Windows\CTS.exe |
| PID 4800 wrote to memory of 2244 | N/A | C:\Users\Admin\AppData\Local\Temp\e569af64a2ab3d63ff1318213ffaa039_JaffaCakes118.exe | C:\Windows\CTS.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\e569af64a2ab3d63ff1318213ffaa039_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e569af64a2ab3d63ff1318213ffaa039_JaffaCakes118.exe"
C:\Windows\CTS.exe
"C:\Windows\CTS.exe"
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 | 249.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.121.231.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.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 | 28.143.109.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 159.113.53.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
Files
memory/4800-0-0x00000000002A0000-0x00000000002B7000-memory.dmp
memory/4800-7-0x00000000002A0000-0x00000000002B7000-memory.dmp
C:\Windows\CTS.exe
| MD5 | 70aa23c9229741a9b52e5ce388a883ac |
| SHA1 | b42683e21e13de3f71db26635954d992ebe7119e |
| SHA256 | 9d25cc704b1c00c9d17903e25ca35c319663e997cb9da0b116790b639e9688f2 |
| SHA512 | be604a2ad5ab8a3e5edb8901016a76042ba873c8d05b4ef8eec31241377ec6b2a883b51c6912dc7640581ffa624547db334683975883ae74e62808b5ae9ab0b5 |
memory/2244-9-0x0000000000DA0000-0x0000000000DB7000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\excel.exe_Rules.xml
| MD5 | 07a70dbae2d2ed5c66a4ac8af9b2a36e |
| SHA1 | 8f033be609b6b01bc09a187e77731d16981f67dd |
| SHA256 | ecfd026421276bddd000bc9095d80ab1130a76e81cb01f07bdf5b9bc30ed3995 |
| SHA512 | b66263b81b8beaae063f2e72bf7ff22886477850d3ebf9314f60d2f9b0d02d867fdb432e83243e1f302861c12c408036fa35b60f3b5fae4dce0de3565e905bad |
C:\Users\Admin\AppData\Local\Temp\TeaQki91Som9rx1.exe
| MD5 | e4c91599b0481d04971ae5c2bcab145c |
| SHA1 | f30a408790d8c32e6b10e6749a581642ee0ac633 |
| SHA256 | 3670db0da4ec849c90244bc0f6af4566e0fc3e68259179ae080e611ea73dae89 |
| SHA512 | 327e0a662cf0b34ccce1415db109050f62f2a93a73d6bcef480b4396f540d8112ac53fb30ee9b50aa2abee60df49a1f113a895bf21dd19b9eddf9f3109bfaf1a |
memory/2244-32-0x0000000000DA0000-0x0000000000DB7000-memory.dmp