Analysis Overview
SHA256
14dbcc79cf7594a35d355e95daa1162b26e3ab5e41872d59e535e96b8fb3747d
Threat Level: Known bad
The file 016c4bd828d972eccf960925ea52442e_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Darkcomet
Checks BIOS information in registry
Loads dropped DLL
Executes dropped EXE
Adds Run key to start application
Suspicious use of SetThreadContext
Unsigned PE
Enumerates system info in registry
Checks processor information in registry
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-20 00:27
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-20 00:27
Reported
2024-06-20 00:30
Platform
win7-20240508-en
Max time kernel
141s
Max time network
143s
Command Line
Signatures
Darkcomet
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate | C:\Users\Admin\AppData\Local\Temp\winlogon.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\winlogon.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\016c4bd828d972eccf960925ea52442e_JaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Live = "C:\\Users\\Admin\\AppData\\Local\\Temp\\016c4bd828d972eccf960925ea52442e_JaffaCakes118.exe" | C:\Users\Admin\AppData\Local\Temp\016c4bd828d972eccf960925ea52442e_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2416 set thread context of 2064 | N/A | C:\Users\Admin\AppData\Local\Temp\016c4bd828d972eccf960925ea52442e_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\winlogon.exe |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\winlogon.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier | C:\Users\Admin\AppData\Local\Temp\winlogon.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier | C:\Users\Admin\AppData\Local\Temp\winlogon.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\winlogon.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier | C:\Users\Admin\AppData\Local\Temp\winlogon.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\winlogon.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\016c4bd828d972eccf960925ea52442e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\016c4bd828d972eccf960925ea52442e_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\winlogon.exe
C:\Users\Admin\AppData\Local\Temp\winlogon.exe
Network
| Country | Destination | Domain | Proto |
| US | 174.127.99.211:7111 | tcp | |
| US | 174.127.99.211:7111 | tcp | |
| US | 174.127.99.211:7111 | tcp | |
| US | 174.127.99.211:7111 | tcp | |
| US | 174.127.99.211:7111 | tcp | |
| US | 174.127.99.211:7111 | tcp | |
| US | 174.127.99.211:7111 | tcp |
Files
memory/2416-0-0x0000000074421000-0x0000000074422000-memory.dmp
memory/2416-1-0x0000000074420000-0x00000000749CB000-memory.dmp
memory/2416-2-0x0000000074420000-0x00000000749CB000-memory.dmp
\Users\Admin\AppData\Local\Temp\winlogon.exe
| MD5 | ed797d8dc2c92401985d162e42ffa450 |
| SHA1 | 0f02fc517c7facc4baefde4fe9467fb6488ebabe |
| SHA256 | b746362010a101cb5931bc066f0f4d3fc740c02a68c1f37fc3c8e6c87fd7cb1e |
| SHA512 | e831a6ff987f3ef29982da16afad06938b68eddd43c234ba88d1c96a1b5547f2284baf35cbb3a5bfd75e7f0445d14daa014e0ba00b4db72c67f83f0a314c80c2 |
memory/2064-7-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2064-18-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2416-24-0x0000000074420000-0x00000000749CB000-memory.dmp
memory/2064-23-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2064-21-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2064-17-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2064-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2064-16-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2064-14-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2064-12-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2064-11-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2064-9-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2064-25-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2064-27-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2064-29-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2064-28-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2064-26-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2064-30-0x0000000073D80000-0x000000007483A000-memory.dmp
memory/2064-31-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2064-32-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2064-35-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2064-37-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2064-39-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2064-41-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2064-43-0x0000000000400000-0x00000000004B0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-20 00:27
Reported
2024-06-20 00:30
Platform
win10v2004-20240611-en
Max time kernel
150s
Max time network
150s
Command Line
Signatures
Darkcomet
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate | C:\Users\Admin\AppData\Local\Temp\winlogon.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\winlogon.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Live = "C:\\Users\\Admin\\AppData\\Local\\Temp\\016c4bd828d972eccf960925ea52442e_JaffaCakes118.exe" | C:\Users\Admin\AppData\Local\Temp\016c4bd828d972eccf960925ea52442e_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3448 set thread context of 5040 | N/A | C:\Users\Admin\AppData\Local\Temp\016c4bd828d972eccf960925ea52442e_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\winlogon.exe |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\winlogon.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\winlogon.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier | C:\Users\Admin\AppData\Local\Temp\winlogon.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier | C:\Users\Admin\AppData\Local\Temp\winlogon.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier | C:\Users\Admin\AppData\Local\Temp\winlogon.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\winlogon.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\016c4bd828d972eccf960925ea52442e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\016c4bd828d972eccf960925ea52442e_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\winlogon.exe
C:\Users\Admin\AppData\Local\Temp\winlogon.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 92.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.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 | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 211.143.182.52.in-addr.arpa | udp |
Files
memory/3448-0-0x0000000075252000-0x0000000075253000-memory.dmp
memory/3448-1-0x0000000075250000-0x0000000075801000-memory.dmp
memory/3448-2-0x0000000075250000-0x0000000075801000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\winlogon.exe
| MD5 | e118330b4629b12368d91b9df6488be0 |
| SHA1 | ce90218c7e3b90df2a3409ec253048bb6472c2fd |
| SHA256 | 3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9 |
| SHA512 | ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0 |
memory/5040-5-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/5040-9-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/5040-10-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/5040-12-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/5040-13-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/5040-17-0x0000000002260000-0x0000000002261000-memory.dmp
memory/3448-18-0x0000000075250000-0x0000000075801000-memory.dmp
memory/5040-16-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/5040-14-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/5040-15-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/5040-19-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/5040-20-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/5040-21-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/5040-22-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/5040-23-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/5040-24-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/5040-25-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/5040-26-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/5040-27-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/5040-28-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/5040-29-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/5040-30-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/5040-31-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/5040-32-0x0000000000400000-0x00000000004B0000-memory.dmp