Analysis Overview
SHA256
3401c787e69edb72ca1216677ec2e0adb3c51db92c03dc88fa4f11e046e727d0
Threat Level: Known bad
The file 807fdc437e03d6c168792b8773e4f73c_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
njRAT/Bladabindi
Drops file in Drivers directory
Modifies Windows Firewall
Executes dropped EXE
Loads dropped DLL
Checks computer location settings
Adds Run key to start application
Enumerates physical storage devices
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-29 10:53
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-29 10:53
Reported
2024-05-29 10:56
Platform
win7-20240508-en
Max time kernel
149s
Max time network
120s
Command Line
Signatures
njRAT/Bladabindi
Drops file in Drivers directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\system32\drivers\etc\hosts | C:\Users\Admin\AppData\Local\Temp\807fdc437e03d6c168792b8773e4f73c_JaffaCakes118.exe | N/A |
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Refract's Crypter.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Refract's Crypter.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\807fdc437e03d6c168792b8773e4f73c_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\807fdc437e03d6c168792b8773e4f73c_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\807fdc437e03d6c168792b8773e4f73c_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\807fdc437e03d6c168792b8773e4f73c_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\279f6960ed84a752570aca7fb2dc1552 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\279f6960ed84a752570aca7fb2dc1552 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\807fdc437e03d6c168792b8773e4f73c_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\807fdc437e03d6c168792b8773e4f73c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\807fdc437e03d6c168792b8773e4f73c_JaffaCakes118.exe"
C:\Users\Admin\AppData\Roaming\Refract's Crypter.exe
"C:\Users\Admin\AppData\Roaming\Refract's Crypter.exe"
C:\Users\Admin\AppData\Local\Temp\server.exe
"C:\Users\Admin\AppData\Local\Temp\server.exe"
C:\Users\Admin\AppData\Roaming\Refract's Crypter.exe
"C:\Users\Admin\AppData\Roaming\Refract's Crypter.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp |
Files
memory/1796-0-0x0000000074DA1000-0x0000000074DA2000-memory.dmp
memory/1796-1-0x0000000074DA0000-0x000000007534B000-memory.dmp
memory/1796-2-0x0000000074DA0000-0x000000007534B000-memory.dmp
\Users\Admin\AppData\Roaming\Refract's Crypter.exe
| MD5 | 23c6fa4e6b94422381302678a73d5785 |
| SHA1 | 7b256feacff6e7fcf84e6b6a17b41b708dd3dafe |
| SHA256 | b0b8d725b442e2538fb40fd84cc3e57c27d6d1334160ac2821796d85ec3cb65b |
| SHA512 | 90661f2cf725f69b7ef06fb22175be80bd71a607e115181e3ba9042adbf4809fd6e424fcbc304c5af5b7cd5d18d06deec2dd98f0ee64c15be0894f936f1d5330 |
memory/2456-14-0x0000000071E2E000-0x0000000071E2F000-memory.dmp
memory/2456-15-0x0000000000A00000-0x0000000000A36000-memory.dmp
memory/2456-16-0x0000000071E20000-0x000000007250E000-memory.dmp
memory/2456-17-0x0000000071E20000-0x000000007250E000-memory.dmp
\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | 807fdc437e03d6c168792b8773e4f73c |
| SHA1 | 2b593b3505b09aa2a322a8aab3c20161b461dd23 |
| SHA256 | 3401c787e69edb72ca1216677ec2e0adb3c51db92c03dc88fa4f11e046e727d0 |
| SHA512 | fd4ab96c99c80d8ba23a6dce61471aa2544c2778236bca5f2010d196509e53ca8288cc4f89d79d5b54d90e8da6ab801a0b62e50ca859ea826a4ef17aaeae04d8 |
memory/1796-28-0x0000000074DA0000-0x000000007534B000-memory.dmp
C:\Windows\system32\drivers\etc\hosts
| MD5 | 306e380eb59499c762a3afb1ef954797 |
| SHA1 | 33d65f2e7df181020f10acd0eac15dd9e1e4f81d |
| SHA256 | 062f65193b65e2cc8918222ee240655709c80ace141912ad1a52c9615b63f040 |
| SHA512 | 6b8dcc664a61a5fb6e7a75a6a10f91129b79488d8ccd77d00680b283aa734da8b596a23f8ffa68dc8f5eedf23e4237203db6ac968802e5c162b67e5eaaeb54f4 |
memory/2456-32-0x0000000071E2E000-0x0000000071E2F000-memory.dmp
memory/2456-33-0x0000000071E20000-0x000000007250E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-29 10:53
Reported
2024-05-29 10:56
Platform
win10v2004-20240508-en
Max time kernel
150s
Max time network
153s
Command Line
Signatures
njRAT/Bladabindi
Drops file in Drivers directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\system32\drivers\etc\hosts | C:\Users\Admin\AppData\Local\Temp\807fdc437e03d6c168792b8773e4f73c_JaffaCakes118.exe | N/A |
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\807fdc437e03d6c168792b8773e4f73c_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Refract's Crypter.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Refract's Crypter.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\279f6960ed84a752570aca7fb2dc1552 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\279f6960ed84a752570aca7fb2dc1552 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\807fdc437e03d6c168792b8773e4f73c_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\807fdc437e03d6c168792b8773e4f73c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\807fdc437e03d6c168792b8773e4f73c_JaffaCakes118.exe"
C:\Users\Admin\AppData\Roaming\Refract's Crypter.exe
"C:\Users\Admin\AppData\Roaming\Refract's Crypter.exe"
C:\Users\Admin\AppData\Local\Temp\server.exe
"C:\Users\Admin\AppData\Local\Temp\server.exe"
C:\Users\Admin\AppData\Roaming\Refract's Crypter.exe
"C:\Users\Admin\AppData\Roaming\Refract's Crypter.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 20.160.190.20.in-addr.arpa | udp |
| NL | 23.62.61.113:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 113.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| N/A | 127.0.0.1:5552 | tcp | |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp |
Files
memory/3396-0-0x0000000075512000-0x0000000075513000-memory.dmp
memory/3396-1-0x0000000075510000-0x0000000075AC1000-memory.dmp
memory/3396-2-0x0000000075510000-0x0000000075AC1000-memory.dmp
C:\Users\Admin\AppData\Roaming\Refract's Crypter.exe
| MD5 | 23c6fa4e6b94422381302678a73d5785 |
| SHA1 | 7b256feacff6e7fcf84e6b6a17b41b708dd3dafe |
| SHA256 | b0b8d725b442e2538fb40fd84cc3e57c27d6d1334160ac2821796d85ec3cb65b |
| SHA512 | 90661f2cf725f69b7ef06fb22175be80bd71a607e115181e3ba9042adbf4809fd6e424fcbc304c5af5b7cd5d18d06deec2dd98f0ee64c15be0894f936f1d5330 |
memory/3304-15-0x00000000726EE000-0x00000000726EF000-memory.dmp
memory/3304-16-0x00000000001B0000-0x00000000001E6000-memory.dmp
memory/3304-17-0x0000000004B80000-0x0000000004C1C000-memory.dmp
memory/3304-18-0x00000000051D0000-0x0000000005774000-memory.dmp
memory/3304-19-0x0000000004CC0000-0x0000000004D52000-memory.dmp
memory/3304-20-0x0000000004C40000-0x0000000004C4A000-memory.dmp
memory/3304-21-0x0000000004E80000-0x0000000004ED6000-memory.dmp
memory/3304-22-0x00000000726E0000-0x0000000072E90000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | 807fdc437e03d6c168792b8773e4f73c |
| SHA1 | 2b593b3505b09aa2a322a8aab3c20161b461dd23 |
| SHA256 | 3401c787e69edb72ca1216677ec2e0adb3c51db92c03dc88fa4f11e046e727d0 |
| SHA512 | fd4ab96c99c80d8ba23a6dce61471aa2544c2778236bca5f2010d196509e53ca8288cc4f89d79d5b54d90e8da6ab801a0b62e50ca859ea826a4ef17aaeae04d8 |
memory/3396-36-0x0000000075510000-0x0000000075AC1000-memory.dmp
memory/1736-35-0x0000000075512000-0x0000000075514000-memory.dmp
memory/1736-38-0x0000000075510000-0x0000000075AC1000-memory.dmp
memory/1736-37-0x0000000075510000-0x0000000075AC1000-memory.dmp
C:\Windows\system32\drivers\etc\hosts
| MD5 | 8ad47ca87e369fe1cbfc72ebe3769cd6 |
| SHA1 | 1f1dd4b1ea53685e8f7b7e6c29a16d49918be357 |
| SHA256 | 46ff91e5cd6370fdc14b6ef95497f2b8016cc439b4fe9640b3249190cfa091d5 |
| SHA512 | a59eeb822a6b9d0a7d12455f01f486cd969710880c379c8d7ba42b371480b2c29fa26989d20c1998bf568224d8131cbb5b7de97c254ca96ac53b6c141d62a412 |
memory/3304-41-0x00000000726EE000-0x00000000726EF000-memory.dmp
memory/3304-42-0x00000000726E0000-0x0000000072E90000-memory.dmp
memory/1736-43-0x0000000075512000-0x0000000075514000-memory.dmp
memory/1736-44-0x0000000075510000-0x0000000075AC1000-memory.dmp