Analysis Overview
SHA256
d81d270973bace3b8a3c32e8fa7bec1b5a6ff7ad99cba826a69a7be33d71c5cc
Threat Level: Known bad
The file 875f9ae430d6a0f1a2eb62373c1b51ee_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
AsyncRat
Async RAT payload
Executes dropped EXE
Loads dropped DLL
Checks computer location settings
Drops desktop.ini file(s)
Drops file in Windows directory
Enumerates physical storage devices
Unsigned PE
Suspicious use of FindShellTrayWindow
Checks processor information in registry
Suspicious use of AdjustPrivilegeToken
Enumerates system info in registry
Suspicious use of WriteProcessMemory
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-05-31 14:47
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-31 14:47
Reported
2024-05-31 14:49
Platform
win7-20240221-en
Max time kernel
147s
Max time network
149s
Command Line
Signatures
AsyncRat
Async RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\AsyncClient.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\875f9ae430d6a0f1a2eb62373c1b51ee_JaffaCakes118.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\Microsoft.NET\Framework\v2.0.50727\config\security.config.cch.new | C:\Users\Admin\AppData\Local\Temp\875f9ae430d6a0f1a2eb62373c1b51ee_JaffaCakes118.exe | N/A |
| File created | C:\Windows\Microsoft.NET\Framework\v2.0.50727\config\enterprisesec.config.cch.new | C:\Users\Admin\AppData\Local\Temp\875f9ae430d6a0f1a2eb62373c1b51ee_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\AsyncClient.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\DllHost.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1984 wrote to memory of 2884 | N/A | C:\Users\Admin\AppData\Local\Temp\875f9ae430d6a0f1a2eb62373c1b51ee_JaffaCakes118.exe | C:\Users\Admin\AppData\Roaming\AsyncClient.exe |
| PID 1984 wrote to memory of 2884 | N/A | C:\Users\Admin\AppData\Local\Temp\875f9ae430d6a0f1a2eb62373c1b51ee_JaffaCakes118.exe | C:\Users\Admin\AppData\Roaming\AsyncClient.exe |
| PID 1984 wrote to memory of 2884 | N/A | C:\Users\Admin\AppData\Local\Temp\875f9ae430d6a0f1a2eb62373c1b51ee_JaffaCakes118.exe | C:\Users\Admin\AppData\Roaming\AsyncClient.exe |
| PID 1984 wrote to memory of 2884 | N/A | C:\Users\Admin\AppData\Local\Temp\875f9ae430d6a0f1a2eb62373c1b51ee_JaffaCakes118.exe | C:\Users\Admin\AppData\Roaming\AsyncClient.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\875f9ae430d6a0f1a2eb62373c1b51ee_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\875f9ae430d6a0f1a2eb62373c1b51ee_JaffaCakes118.exe"
C:\Users\Admin\AppData\Roaming\AsyncClient.exe
"C:\Users\Admin\AppData\Roaming\AsyncClient.exe"
C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | myconect.ddns.net | udp |
| US | 184.105.237.198:2500 | myconect.ddns.net | tcp |
| US | 184.105.237.198:2500 | myconect.ddns.net | tcp |
| US | 184.105.237.198:7707 | myconect.ddns.net | tcp |
| US | 184.105.237.198:2500 | myconect.ddns.net | tcp |
| US | 184.105.237.198:7707 | myconect.ddns.net | tcp |
| US | 184.105.237.198:2500 | myconect.ddns.net | tcp |
| US | 184.105.237.198:6606 | myconect.ddns.net | tcp |
| US | 184.105.237.198:2500 | myconect.ddns.net | tcp |
| US | 184.105.237.198:6606 | myconect.ddns.net | tcp |
| US | 184.105.237.198:2500 | myconect.ddns.net | tcp |
| US | 184.105.237.198:6606 | myconect.ddns.net | tcp |
| US | 184.105.237.198:6606 | myconect.ddns.net | tcp |
| US | 184.105.237.198:2500 | myconect.ddns.net | tcp |
| US | 184.105.237.198:6606 | myconect.ddns.net | tcp |
| US | 184.105.237.198:2500 | myconect.ddns.net | tcp |
| US | 184.105.237.198:6606 | myconect.ddns.net | tcp |
| US | 184.105.237.198:2500 | myconect.ddns.net | tcp |
| US | 184.105.237.198:2500 | myconect.ddns.net | tcp |
| US | 184.105.237.198:6606 | myconect.ddns.net | tcp |
| US | 184.105.237.198:2500 | myconect.ddns.net | tcp |
| US | 184.105.237.198:6606 | myconect.ddns.net | tcp |
| US | 184.105.237.198:2500 | myconect.ddns.net | tcp |
| US | 184.105.237.198:6606 | myconect.ddns.net | tcp |
| US | 184.105.237.198:6606 | myconect.ddns.net | tcp |
| US | 184.105.237.198:2500 | myconect.ddns.net | tcp |
| US | 184.105.237.198:6606 | myconect.ddns.net | tcp |
| US | 184.105.237.198:2500 | myconect.ddns.net | tcp |
Files
memory/1984-0-0x0000000074121000-0x0000000074122000-memory.dmp
memory/1984-1-0x0000000074120000-0x00000000746CB000-memory.dmp
memory/1984-2-0x0000000074120000-0x00000000746CB000-memory.dmp
\Users\Admin\AppData\Roaming\AsyncClient.exe
| MD5 | f6e4d5cc8e61953dba084c233b6cf477 |
| SHA1 | 3016affb5096883b42916f222e64d5687db13851 |
| SHA256 | 646875527c817a96575f284ed7508c8f1420a942b9c093369c2038afb1a080b2 |
| SHA512 | ce9c66e23b59835ca1d218438e5ac9474a00456e658c12770732e49bb8ef4ac43087e7f3c8e48bf6a3a88c5d34d34a3f4a40681b8d19bcfe7248303847ad8dad |
memory/2884-11-0x000000007209E000-0x000000007209F000-memory.dmp
memory/2884-12-0x0000000001060000-0x0000000001072000-memory.dmp
memory/2612-14-0x0000000000120000-0x0000000000122000-memory.dmp
memory/1984-13-0x0000000000E70000-0x0000000000E72000-memory.dmp
memory/1984-19-0x0000000074120000-0x00000000746CB000-memory.dmp
C:\Users\Admin\AppData\Roaming\shipoil.jpg
| MD5 | 7363f95e115ad5cb08d178430e46fb2b |
| SHA1 | 8d2ae220cc204de0c2f6aee25d77c99ed7003e18 |
| SHA256 | ee04486009e345f00c2c08ccea1231d57dff8213848612dc4d728d29b79ea93d |
| SHA512 | 6923284c9b813e80453486193a49fe526cdfa8013039d9b49a6f9ef706a1d615407e26b90c39f7af02ca7f387c893c476b3ef4ded0d00961d75c5b719d92ca5b |
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-31 14:47
Reported
2024-05-31 14:49
Platform
win10v2004-20240508-en
Max time kernel
148s
Max time network
150s
Command Line
Signatures
AsyncRat
Async RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\875f9ae430d6a0f1a2eb62373c1b51ee_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\AsyncClient.exe | N/A |
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File created | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\875f9ae430d6a0f1a2eb62373c1b51ee_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\875f9ae430d6a0f1a2eb62373c1b51ee_JaffaCakes118.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\assembly | C:\Users\Admin\AppData\Local\Temp\875f9ae430d6a0f1a2eb62373c1b51ee_JaffaCakes118.exe | N/A |
| File created | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\875f9ae430d6a0f1a2eb62373c1b51ee_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\875f9ae430d6a0f1a2eb62373c1b51ee_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 | C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\BIOS | C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU | C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeRestorePrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\AsyncClient.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\875f9ae430d6a0f1a2eb62373c1b51ee_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\875f9ae430d6a0f1a2eb62373c1b51ee_JaffaCakes118.exe"
C:\Users\Admin\AppData\Roaming\AsyncClient.exe
"C:\Users\Admin\AppData\Roaming\AsyncClient.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
dw20.exe -x -s 1500
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 74.32.126.40.in-addr.arpa | udp |
| NL | 23.62.61.155:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 155.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | myconect.ddns.net | udp |
| US | 184.105.237.198:6606 | myconect.ddns.net | tcp |
| US | 8.8.8.8:53 | 198.237.105.184.in-addr.arpa | udp |
| US | 184.105.237.198:7707 | myconect.ddns.net | tcp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 184.105.237.198:2500 | myconect.ddns.net | tcp |
| US | 184.105.237.198:7707 | myconect.ddns.net | tcp |
| US | 184.105.237.198:7707 | myconect.ddns.net | tcp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 184.105.237.198:6606 | myconect.ddns.net | tcp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 184.105.237.198:2500 | myconect.ddns.net | tcp |
| US | 184.105.237.198:2500 | myconect.ddns.net | tcp |
| US | 184.105.237.198:7707 | myconect.ddns.net | tcp |
| US | 184.105.237.198:7707 | myconect.ddns.net | tcp |
| US | 184.105.237.198:7707 | myconect.ddns.net | tcp |
| US | 184.105.237.198:2500 | myconect.ddns.net | tcp |
| US | 184.105.237.198:7707 | myconect.ddns.net | tcp |
| US | 184.105.237.198:2500 | myconect.ddns.net | tcp |
| US | 184.105.237.198:2500 | myconect.ddns.net | tcp |
| US | 184.105.237.198:7707 | myconect.ddns.net | tcp |
| US | 184.105.237.198:6606 | myconect.ddns.net | tcp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 184.105.237.198:7707 | myconect.ddns.net | tcp |
| US | 184.105.237.198:2500 | myconect.ddns.net | tcp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 184.105.237.198:7707 | myconect.ddns.net | tcp |
| US | 184.105.237.198:7707 | myconect.ddns.net | tcp |
| US | 184.105.237.198:6606 | myconect.ddns.net | tcp |
| US | 184.105.237.198:6606 | myconect.ddns.net | tcp |
| US | 184.105.237.198:6606 | myconect.ddns.net | tcp |
| US | 184.105.237.198:6606 | myconect.ddns.net | tcp |
| US | 184.105.237.198:6606 | myconect.ddns.net | tcp |
| US | 184.105.237.198:7707 | myconect.ddns.net | tcp |
| US | 184.105.237.198:6606 | myconect.ddns.net | tcp |
Files
memory/212-0-0x00000000749F2000-0x00000000749F3000-memory.dmp
memory/212-1-0x00000000749F0000-0x0000000074FA1000-memory.dmp
memory/212-2-0x00000000749F0000-0x0000000074FA1000-memory.dmp
C:\Users\Admin\AppData\Roaming\AsyncClient.exe
| MD5 | f6e4d5cc8e61953dba084c233b6cf477 |
| SHA1 | 3016affb5096883b42916f222e64d5687db13851 |
| SHA256 | 646875527c817a96575f284ed7508c8f1420a942b9c093369c2038afb1a080b2 |
| SHA512 | ce9c66e23b59835ca1d218438e5ac9474a00456e658c12770732e49bb8ef4ac43087e7f3c8e48bf6a3a88c5d34d34a3f4a40681b8d19bcfe7248303847ad8dad |
memory/4596-17-0x0000000071A7E000-0x0000000071A7F000-memory.dmp
memory/4596-18-0x0000000000750000-0x0000000000762000-memory.dmp
memory/212-25-0x00000000749F0000-0x0000000074FA1000-memory.dmp
memory/4596-26-0x0000000071A70000-0x0000000072220000-memory.dmp
memory/4596-27-0x0000000071A7E000-0x0000000071A7F000-memory.dmp
memory/4596-28-0x0000000071A70000-0x0000000072220000-memory.dmp