Analysis Overview
SHA256
5622ce33912deb448253ecde4f930c717e2f6c56d0d67d7202a4a3c7b41fa67e
Threat Level: Shows suspicious behavior
The file 4cf94d7212894360694c6694116e4e83_JaffaCakes118 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Loads dropped DLL
ASPack v2.12-2.42
Suspicious use of SetThreadContext
Enumerates physical storage devices
Unsigned PE
Modifies Internet Explorer start page
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Gathers network information
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-16 20:58
Signatures
ASPack v2.12-2.42
| 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
2024-05-16 20:58
Reported
2024-05-16 21:01
Platform
win7-20240220-en
Max time kernel
147s
Max time network
128s
Command Line
Signatures
ASPack v2.12-2.42
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4cf94d7212894360694c6694116e4e83_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2360 set thread context of 3004 | N/A | C:\Users\Admin\AppData\Local\Temp\4cf94d7212894360694c6694116e4e83_JaffaCakes118.exe | C:\WINDOWS\SysWOW64\calc.exe |
Enumerates physical storage devices
Gathers network information
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\ipconfig.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\ipconfig.exe | N/A |
Modifies Internet Explorer start page
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Main\Start Page = "http://www.naver.com" | C:\Users\Admin\AppData\Local\Temp\4cf94d7212894360694c6694116e4e83_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4cf94d7212894360694c6694116e4e83_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4cf94d7212894360694c6694116e4e83_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4cf94d7212894360694c6694116e4e83_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4cf94d7212894360694c6694116e4e83_JaffaCakes118.exe"
C:\Windows\SysWOW64\cmd.exe
cmd /c ipconfig/release
C:\Windows\SysWOW64\ipconfig.exe
ipconfig /release
C:\WINDOWS\SysWOW64\calc.exe
C:\WINDOWS\system32\calc.exe
C:\Windows\SysWOW64\cmd.exe
cmd /c ipconfig/renew
C:\Windows\SysWOW64\ipconfig.exe
ipconfig /renew
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | r.pengyou.com | udp |
Files
memory/2360-2-0x0000000000400000-0x00000000004D4000-memory.dmp
memory/2360-4-0x0000000000401000-0x000000000046B000-memory.dmp
memory/2360-3-0x0000000000400000-0x00000000004D4000-memory.dmp
memory/2360-1-0x0000000000400000-0x00000000004D4000-memory.dmp
memory/2360-0-0x0000000000400000-0x00000000004D4000-memory.dmp
memory/3004-5-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3004-12-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3004-19-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3004-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/3004-15-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3004-9-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3004-7-0x0000000000400000-0x000000000043C000-memory.dmp
\Users\Admin\AppData\Local\Temp\4cf94d7212894360694c6694116e4e83_JaffaCakes118.exe
| MD5 | 4cf94d7212894360694c6694116e4e83 |
| SHA1 | 9f3178d0831b09fed39223395dbb558ee5f1d5f3 |
| SHA256 | 5622ce33912deb448253ecde4f930c717e2f6c56d0d67d7202a4a3c7b41fa67e |
| SHA512 | 7c5d10a93dbb05588e49ac5a6e85ac402513837ac417bb1e7430f71eeeb2784d53e06667e571e42231442c27af17a141a3c3981537d13440d6e141e177c84d5e |
memory/2360-21-0x0000000000400000-0x00000000004D4000-memory.dmp
memory/2360-24-0x0000000001F00000-0x0000000001F10000-memory.dmp
memory/2360-26-0x0000000000400000-0x00000000004D4000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-16 20:58
Reported
2024-05-16 21:01
Platform
win10v2004-20240426-en
Max time kernel
148s
Max time network
103s
Command Line
Signatures
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4852 set thread context of 3656 | N/A | C:\Users\Admin\AppData\Local\Temp\4cf94d7212894360694c6694116e4e83_JaffaCakes118.exe | C:\WINDOWS\SysWOW64\calc.exe |
Enumerates physical storage devices
Gathers network information
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\ipconfig.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\ipconfig.exe | N/A |
Modifies Internet Explorer start page
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://www.naver.com" | C:\Users\Admin\AppData\Local\Temp\4cf94d7212894360694c6694116e4e83_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4cf94d7212894360694c6694116e4e83_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4cf94d7212894360694c6694116e4e83_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4cf94d7212894360694c6694116e4e83_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4cf94d7212894360694c6694116e4e83_JaffaCakes118.exe"
C:\Windows\SysWOW64\cmd.exe
cmd /c ipconfig/release
C:\Windows\SysWOW64\ipconfig.exe
ipconfig /release
C:\WINDOWS\SysWOW64\calc.exe
C:\WINDOWS\system32\calc.exe
C:\Windows\SysWOW64\cmd.exe
cmd /c ipconfig/renew
C:\Windows\SysWOW64\ipconfig.exe
ipconfig /renew
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 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 216.131.50.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| NL | 23.62.61.104:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 104.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 17.160.190.20.in-addr.arpa | udp |
| NL | 23.62.61.90:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 90.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | r.pengyou.com | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.131.50.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.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 | 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 |
Files
memory/4852-0-0x0000000000400000-0x00000000004D4000-memory.dmp
memory/4852-2-0x0000000000400000-0x00000000004D4000-memory.dmp
memory/4852-3-0x0000000000400000-0x00000000004D4000-memory.dmp
memory/4852-4-0x0000000000401000-0x000000000046B000-memory.dmp
memory/4852-1-0x0000000000400000-0x00000000004D4000-memory.dmp
memory/3656-5-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3656-6-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3656-9-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3656-7-0x0000000000400000-0x000000000043C000-memory.dmp
memory/4852-13-0x0000000000400000-0x00000000004D4000-memory.dmp