Analysis Overview
SHA256
ddaaa78bf62d0820d8f269045241c5abfab4f7d1f37c74f2716676546ad8afe0
Threat Level: Likely malicious
The file 8693681e0edb6961533182bef842efb1_JaffaCakes118 was found to be: Likely malicious.
Malicious Activity Summary
Possible privilege escalation attempt
Deletes itself
Loads dropped DLL
Modifies file permissions
Drops file in System32 directory
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-10 15:17
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-10 15:17
Reported
2024-08-10 15:20
Platform
win7-20240705-en
Max time kernel
121s
Max time network
122s
Command Line
Signatures
Possible privilege escalation attempt
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\takeown.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\icacls.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Modifies file permissions
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\takeown.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\icacls.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\ole.dll | C:\Users\Admin\AppData\Local\Temp\8693681e0edb6961533182bef842efb1_JaffaCakes118.exe | N/A |
| File created | C:\Windows\SysWOW64\imm32.dll.log | C:\Users\Admin\AppData\Local\Temp\8693681e0edb6961533182bef842efb1_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\imm32.dll.log | C:\Users\Admin\AppData\Local\Temp\8693681e0edb6961533182bef842efb1_JaffaCakes118.exe | N/A |
| File created | C:\Windows\SysWOW64\imm32.dll | C:\Users\Admin\AppData\Local\Temp\8693681e0edb6961533182bef842efb1_JaffaCakes118.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\8693681e0edb6961533182bef842efb1_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\takeown.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\icacls.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8693681e0edb6961533182bef842efb1_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\8693681e0edb6961533182bef842efb1_JaffaCakes118.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\SysWOW64\takeown.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8693681e0edb6961533182bef842efb1_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8693681e0edb6961533182bef842efb1_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\8693681e0edb6961533182bef842efb1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8693681e0edb6961533182bef842efb1_JaffaCakes118.exe"
C:\Windows\SysWOW64\takeown.exe
takeown /F C:\Windows\system32\imm32.dll
C:\Windows\SysWOW64\icacls.exe
icacls C:\Windows\system32\imm32.dll /grant administrators:f
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c c:\delf76c429.bat
Network
Files
memory/2056-8-0x0000000075190000-0x00000000751F0000-memory.dmp
C:\Windows\SysWOW64\IMM32.DLL
| MD5 | ba1e3e46a814431574db7af6f7890f75 |
| SHA1 | efb01c82a17adb9fa2df8097383e9d76d13016fe |
| SHA256 | 1e27b0e86226a39b1ee61fa78c4bca265a36aeed06058bf80e01e2a9a114b970 |
| SHA512 | bc78ad8101910e7a112a158e4931f935e8156e1a373fc7f9b3da936478c8f5741d7d447ccb17c8e05c38932064922c2217a1c2bb08e23815373279299a32b812 |
C:\Windows\SysWOW64\ole.dll
| MD5 | 6d8635c338443690becc3802dd43ceb2 |
| SHA1 | d0017bef16b924688546620146312da511f5d957 |
| SHA256 | 824e29016a4cbb495eb6f7a7e238fe3453b445367f8277f54c1b836904397e0d |
| SHA512 | 5de461a86710674bc2d3fc3124d29de0683bfa1c11b3038e127531663f88f7f737afa33de7bbd830539072fd4475d21810793579d28248abcf47a02529b2dbea |
memory/2700-13-0x0000000074DB0000-0x0000000074E20000-memory.dmp
\??\c:\delf76c429.bat
| MD5 | 4f21215eef59d7d95dbeed8e92e57a62 |
| SHA1 | ccad8f636a4cfc0a0acd3c1df336f362701f28cc |
| SHA256 | 0483289f878cf384a06ceed7a9b4d9c3db8aede4c82dcba7cfd63c39ee076b04 |
| SHA512 | cbe757c671e429297b8dd7c25fad43e7090fe048f96636cf261e83dc873509a2efbe8ff17900c8154d864fe7bcb340ea1a7c750e8c58fd90f2bae34b9ad33d8b |
memory/2700-15-0x0000000074DB0000-0x0000000074E20000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-10 15:17
Reported
2024-08-10 15:20
Platform
win10v2004-20240802-en
Max time kernel
140s
Max time network
123s
Command Line
Signatures
Possible privilege escalation attempt
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\takeown.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\icacls.exe | N/A |
Modifies file permissions
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\takeown.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\icacls.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\imm32.dll.log | C:\Users\Admin\AppData\Local\Temp\8693681e0edb6961533182bef842efb1_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\imm32.dll.log | C:\Users\Admin\AppData\Local\Temp\8693681e0edb6961533182bef842efb1_JaffaCakes118.exe | N/A |
| File created | C:\Windows\SysWOW64\imm32.dll | C:\Users\Admin\AppData\Local\Temp\8693681e0edb6961533182bef842efb1_JaffaCakes118.exe | N/A |
| File created | C:\Windows\SysWOW64\ole.dll | C:\Users\Admin\AppData\Local\Temp\8693681e0edb6961533182bef842efb1_JaffaCakes118.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\8693681e0edb6961533182bef842efb1_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\takeown.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\icacls.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8693681e0edb6961533182bef842efb1_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8693681e0edb6961533182bef842efb1_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\8693681e0edb6961533182bef842efb1_JaffaCakes118.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\SysWOW64\takeown.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8693681e0edb6961533182bef842efb1_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8693681e0edb6961533182bef842efb1_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\8693681e0edb6961533182bef842efb1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8693681e0edb6961533182bef842efb1_JaffaCakes118.exe"
C:\Windows\SysWOW64\takeown.exe
takeown /F C:\Windows\system32\imm32.dll
C:\Windows\SysWOW64\icacls.exe
icacls C:\Windows\system32\imm32.dll /grant administrators:f
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c c:\dele5781d2.bat
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 34.56.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 147.142.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
Files
memory/3292-9-0x0000000076F20000-0x0000000076F45000-memory.dmp
\??\c:\dele5781d2.bat
| MD5 | 9dc9bfdc8b4b7e2950cfc2896e0737e9 |
| SHA1 | 2619f36e7069b4729c1d1f9d3c3c2c66171f449d |
| SHA256 | 91d0f4daec76eb04f7b5dff5aea2e94e9c2568941744ce582e82c0d54e6dc577 |
| SHA512 | ee69715b0f817b664621a63c8448b659dddc18833f18415d4f3070e1d427574c0de07d4b98383fde58f63fd63f147882cbab7889d794ff79e5b4eb8acf893af1 |