Analysis Overview
SHA256
bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a
Threat Level: Known bad
The file 0de2352089319039f8d662bb85060270_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Nanocore family
NanoCore
Adds Run key to start application
Checks whether UAC is enabled
Drops file in Program Files directory
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-02 07:29
Signatures
Nanocore family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-02 07:29
Reported
2024-05-02 07:32
Platform
win7-20240221-en
Max time kernel
147s
Max time network
118s
Command Line
Signatures
NanoCore
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\NAS Host = "C:\\Program Files (x86)\\NAS Host\\nashost.exe" | C:\Users\Admin\AppData\Local\Temp\0de2352089319039f8d662bb85060270_JaffaCakes118.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\0de2352089319039f8d662bb85060270_JaffaCakes118.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\NAS Host\nashost.exe | C:\Users\Admin\AppData\Local\Temp\0de2352089319039f8d662bb85060270_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Program Files (x86)\NAS Host\nashost.exe | C:\Users\Admin\AppData\Local\Temp\0de2352089319039f8d662bb85060270_JaffaCakes118.exe | N/A |
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\0de2352089319039f8d662bb85060270_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\0de2352089319039f8d662bb85060270_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\0de2352089319039f8d662bb85060270_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0de2352089319039f8d662bb85060270_JaffaCakes118.exe"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "NAS Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp1E98.tmp"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "NAS Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp1F45.tmp"
Network
| Country | Destination | Domain | Proto |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp |
Files
memory/2352-0-0x0000000074F01000-0x0000000074F02000-memory.dmp
memory/2352-1-0x0000000074F00000-0x00000000754AB000-memory.dmp
memory/2352-2-0x0000000074F00000-0x00000000754AB000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp1E98.tmp
| MD5 | dd9c8aa029090a1b70a2461b8609c012 |
| SHA1 | e27711b86a53acf35482af49b8fe2715294fdf33 |
| SHA256 | 4148e632aab3643f38591eb8d6e946fae4cfd1f421db424d57e40339f5f32d63 |
| SHA512 | c7fda323419d6aa35fa2d1d6720d51d35b044e9efb30229f6dac4cd4aaa758ffc66caa459ec0086917a4fa5a0cb2cf421d26cc60e9642dc6b4c5378cc1f90da7 |
C:\Users\Admin\AppData\Local\Temp\tmp1F45.tmp
| MD5 | 9f554f602c22cfc20079e966d177fadb |
| SHA1 | 789baa3425849bf239e47c6bcf352e6693a8c337 |
| SHA256 | 4c760d5fe0c06cf4bf554170870f41181c61a217c37eb826903094dda86dd1f1 |
| SHA512 | b83e3e97dbe38ec4c64d9bef65e2521416f2d7434d78d05e66f729a2e0fbfea3f9bc6f6c4abaf76555af89a9565dfc0853d99067be9042dd66ed6246696eecbb |
memory/2352-10-0x0000000074F00000-0x00000000754AB000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-02 07:29
Reported
2024-05-02 07:32
Platform
win10v2004-20240419-en
Max time kernel
146s
Max time network
123s
Command Line
Signatures
NanoCore
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\DHCP Host = "C:\\Program Files (x86)\\DHCP Host\\dhcphost.exe" | C:\Users\Admin\AppData\Local\Temp\0de2352089319039f8d662bb85060270_JaffaCakes118.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\0de2352089319039f8d662bb85060270_JaffaCakes118.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\DHCP Host\dhcphost.exe | C:\Users\Admin\AppData\Local\Temp\0de2352089319039f8d662bb85060270_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Program Files (x86)\DHCP Host\dhcphost.exe | C:\Users\Admin\AppData\Local\Temp\0de2352089319039f8d662bb85060270_JaffaCakes118.exe | N/A |
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\0de2352089319039f8d662bb85060270_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\0de2352089319039f8d662bb85060270_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3228 wrote to memory of 5724 | N/A | C:\Users\Admin\AppData\Local\Temp\0de2352089319039f8d662bb85060270_JaffaCakes118.exe | C:\Windows\SysWOW64\schtasks.exe |
| PID 3228 wrote to memory of 5724 | N/A | C:\Users\Admin\AppData\Local\Temp\0de2352089319039f8d662bb85060270_JaffaCakes118.exe | C:\Windows\SysWOW64\schtasks.exe |
| PID 3228 wrote to memory of 5724 | N/A | C:\Users\Admin\AppData\Local\Temp\0de2352089319039f8d662bb85060270_JaffaCakes118.exe | C:\Windows\SysWOW64\schtasks.exe |
| PID 3228 wrote to memory of 5324 | N/A | C:\Users\Admin\AppData\Local\Temp\0de2352089319039f8d662bb85060270_JaffaCakes118.exe | C:\Windows\SysWOW64\schtasks.exe |
| PID 3228 wrote to memory of 5324 | N/A | C:\Users\Admin\AppData\Local\Temp\0de2352089319039f8d662bb85060270_JaffaCakes118.exe | C:\Windows\SysWOW64\schtasks.exe |
| PID 3228 wrote to memory of 5324 | N/A | C:\Users\Admin\AppData\Local\Temp\0de2352089319039f8d662bb85060270_JaffaCakes118.exe | C:\Windows\SysWOW64\schtasks.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\0de2352089319039f8d662bb85060270_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0de2352089319039f8d662bb85060270_JaffaCakes118.exe"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DHCP Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp36CF.tmp"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DHCP Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp372E.tmp"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.190.18.2.in-addr.arpa | udp |
| N/A | 127.0.0.1:53896 | tcp | |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| NL | 23.62.61.171:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.61.62.23.in-addr.arpa | udp |
| NL | 23.62.61.171:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| N/A | 127.0.0.1:53896 | tcp | |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| N/A | 127.0.0.1:53896 | tcp | |
| US | 8.8.8.8:53 | 34.251.17.2.in-addr.arpa | udp |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | 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 | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp | |
| N/A | 127.0.0.1:53896 | tcp |
Files
memory/3228-0-0x0000000074892000-0x0000000074893000-memory.dmp
memory/3228-1-0x0000000074890000-0x0000000074E41000-memory.dmp
memory/3228-2-0x0000000074890000-0x0000000074E41000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp36CF.tmp
| MD5 | dd9c8aa029090a1b70a2461b8609c012 |
| SHA1 | e27711b86a53acf35482af49b8fe2715294fdf33 |
| SHA256 | 4148e632aab3643f38591eb8d6e946fae4cfd1f421db424d57e40339f5f32d63 |
| SHA512 | c7fda323419d6aa35fa2d1d6720d51d35b044e9efb30229f6dac4cd4aaa758ffc66caa459ec0086917a4fa5a0cb2cf421d26cc60e9642dc6b4c5378cc1f90da7 |
C:\Users\Admin\AppData\Local\Temp\tmp372E.tmp
| MD5 | 0479d5f304ef2d7e3c15fb24a99f88c1 |
| SHA1 | 8edbb1450a656fac5f5e96779ffe440ee8c1aec9 |
| SHA256 | 112557c2b2d0c669a3b115129dc32f005341e965330fa8f2ad3e5de1926594bc |
| SHA512 | 537e8d87e5cd975f0e69bb145f81d6e9d7b0d82eed143ac351304ea38577137386a51fdb7357ec6d641eb04ff5f51e249bba2db8a4b5bf2934d561394a4a3f15 |
memory/3228-10-0x0000000074890000-0x0000000074E41000-memory.dmp
memory/3228-11-0x0000000074890000-0x0000000074E41000-memory.dmp
memory/3228-12-0x0000000074892000-0x0000000074893000-memory.dmp
memory/3228-13-0x0000000074890000-0x0000000074E41000-memory.dmp
memory/3228-14-0x0000000074890000-0x0000000074E41000-memory.dmp