Analysis Overview
SHA256
a8514161bf586530ec852a7e2dbd7042e19a528a371857f43384fb8c937fd136
Threat Level: Likely malicious
The file 4317e505645971e98ff23f059052195f_JaffaCakes118 was found to be: Likely malicious.
Malicious Activity Summary
Possible privilege escalation attempt
Loads dropped DLL
Modifies file permissions
Deletes itself
Drops file in System32 directory
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-14 16:26
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-14 16:26
Reported
2024-10-14 16:29
Platform
win7-20240903-en
Max time kernel
121s
Max time network
125s
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\imm32.dll | C:\Users\Admin\AppData\Local\Temp\4317e505645971e98ff23f059052195f_JaffaCakes118.exe | N/A |
| File created | C:\Windows\SysWOW64\ole.dll | C:\Users\Admin\AppData\Local\Temp\4317e505645971e98ff23f059052195f_JaffaCakes118.exe | N/A |
| File created | C:\Windows\SysWOW64\imm32.dll.log | C:\Users\Admin\AppData\Local\Temp\4317e505645971e98ff23f059052195f_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\imm32.dll.log | C:\Users\Admin\AppData\Local\Temp\4317e505645971e98ff23f059052195f_JaffaCakes118.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\4317e505645971e98ff23f059052195f_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 |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4317e505645971e98ff23f059052195f_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\4317e505645971e98ff23f059052195f_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4317e505645971e98ff23f059052195f_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4317e505645971e98ff23f059052195f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4317e505645971e98ff23f059052195f_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:\delf770280.bat
Network
Files
C:\Windows\SysWOW64\IMM32.DLL
| MD5 | 154652aaa00d9095c2f5da893f6b9400 |
| SHA1 | 051db9a7c1bcaec5362d0df7e230672ed54e28dd |
| SHA256 | 1a248203fc34088ac38b95c68d014565a5899d5cd61f961ffa547d9b82e9deb0 |
| SHA512 | 238bfa0518db931953a3ccd76d1c12a529ee06855ecd64ce8a61025be0a2d8a60596b794d8a48f8d32943daa0a981dfc728cd5c00e2750f8d4a56feea60e28e9 |
memory/2880-11-0x0000000074A20000-0x0000000074A90000-memory.dmp
C:\Windows\SysWOW64\ole.dll
| MD5 | 16c1f3a981f4c3744d3fa9d51241f52a |
| SHA1 | 909ee550ba923191a6c6feb32b9f5bb67d57db8a |
| SHA256 | 715dd800c05b8b7970ceb13d6a7acbd98b19cdada5fdd45669c54a6df94b7eaf |
| SHA512 | 8d18e5ce4515d89424727293d584c8032f50a744537411ccfa6642cb55af6097ac33d75cbb2f78f7e3dccc0d61e4226ef67c0758e9e9a6d4879854b76a6a339e |
\??\c:\delf770280.bat
| MD5 | 501402fc796f259036ebf97a02f7724c |
| SHA1 | b2006c45f3b3d690cf637b75f8dbed4d187bec17 |
| SHA256 | 4dd162a736d9175bf3240d76d3bd03844e3aa9a610a1bf64bcc3fc74ebec42ea |
| SHA512 | 479f04e2a8169a4bd80244293fed3ed58b170299c71c886d996355d64cd18a604b0172d25527bb34dd111034feb701796222495193e4b9b4cc0aa27afe3b8df3 |
memory/2880-15-0x0000000074A20000-0x0000000074A90000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-14 16:26
Reported
2024-10-14 16:28
Platform
win10v2004-20241007-en
Max time kernel
149s
Max time network
151s
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 opened for modification | C:\Windows\SysWOW64\imm32.dll.log | C:\Users\Admin\AppData\Local\Temp\4317e505645971e98ff23f059052195f_JaffaCakes118.exe | N/A |
| File created | C:\Windows\SysWOW64\imm32.dll | C:\Users\Admin\AppData\Local\Temp\4317e505645971e98ff23f059052195f_JaffaCakes118.exe | N/A |
| File created | C:\Windows\SysWOW64\ole.dll | C:\Users\Admin\AppData\Local\Temp\4317e505645971e98ff23f059052195f_JaffaCakes118.exe | N/A |
| File created | C:\Windows\SysWOW64\imm32.dll.log | C:\Users\Admin\AppData\Local\Temp\4317e505645971e98ff23f059052195f_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\4317e505645971e98ff23f059052195f_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 use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4317e505645971e98ff23f059052195f_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\4317e505645971e98ff23f059052195f_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4317e505645971e98ff23f059052195f_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4317e505645971e98ff23f059052195f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4317e505645971e98ff23f059052195f_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:\dele57a3a2.bat
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 73.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\txt.com
| MD5 | c0c4e6357331bbb7483ef6f540c10c31 |
| SHA1 | 339e493bee115b6f3188b0df92ebd38b1bacdcf9 |
| SHA256 | 90769724f86abf152d49d4bff73210cd4d74215666c5ffc408a859ee4c0454bb |
| SHA512 | c248f187fe7c1c301da7d4266d86b24347d9b9aeaed14d1adde92ad55df760397149c0e83a6592be4862b364ff77e092bef05331d1497a62d3206f9bde61e2cf |
memory/2732-9-0x0000000076190000-0x00000000761B5000-memory.dmp
\??\c:\dele57a3a2.bat
| MD5 | 07940c22c663cf25cba9054fe6fae83d |
| SHA1 | ee184fff193574a63c1c9bbdeb7725b98a2a8f05 |
| SHA256 | 291bf0668d825906cb434b8d16c2868625471479a820bb1a873f4fa1de25b4d0 |
| SHA512 | 258088f88f600088b032a7022514c2c17c77cc15ebb9c49488719e79bc3bd0162939d339a8a683b12c5ceeeb7d6ba0aae1170d7404e220a77e83c4f3c7f51ff2 |