Analysis Overview
SHA256
3d86689de8b418238a637b022cd8035dd54751a7d955616804ffdb6cb29ba205
Threat Level: Known bad
The file 9b5ea4a7f23751f6c5b662751f37ab03_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Gandcrab
GandCrab payload
Adds Run key to start application
Enumerates connected drives
Program crash
Unsigned PE
Suspicious use of WriteProcessMemory
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-10 19:33
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-10 19:33
Reported
2024-06-10 19:35
Platform
win7-20240508-en
Max time kernel
148s
Max time network
149s
Command Line
Signatures
GandCrab payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Gandcrab
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\mwtqysrnnqw = "C:\\Users\\Admin\\AppData\\Local\\Temp\\9b5ea4a7f23751f6c5b662751f37ab03_JaffaCakes118.exe" | C:\Users\Admin\AppData\Local\Temp\9b5ea4a7f23751f6c5b662751f37ab03_JaffaCakes118.exe | N/A |
Enumerates connected drives
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier | C:\Users\Admin\AppData\Local\Temp\9b5ea4a7f23751f6c5b662751f37ab03_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\9b5ea4a7f23751f6c5b662751f37ab03_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\9b5ea4a7f23751f6c5b662751f37ab03_JaffaCakes118.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\9b5ea4a7f23751f6c5b662751f37ab03_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\9b5ea4a7f23751f6c5b662751f37ab03_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\9b5ea4a7f23751f6c5b662751f37ab03_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9b5ea4a7f23751f6c5b662751f37ab03_JaffaCakes118.exe"
C:\Windows\SysWOW64\nslookup.exe
nslookup zonealarm.bit ns1.corp-servers.ru
C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.corp-servers.ru
C:\Windows\SysWOW64\nslookup.exe
nslookup zonealarm.bit ns2.corp-servers.ru
C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.corp-servers.ru
C:\Windows\SysWOW64\nslookup.exe
nslookup zonealarm.bit ns1.corp-servers.ru
C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.corp-servers.ru
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ipv4bot.whatismyipaddress.com | udp |
| US | 8.8.8.8:53 | ns1.corp-servers.ru | udp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | zonealarm.bit | udp |
| US | 8.8.8.8:53 | zonealarm.bit | udp |
| US | 8.8.8.8:53 | zonealarm.bit | udp |
| US | 8.8.8.8:53 | zonealarm.bit | udp |
| US | 8.8.8.8:53 | ns2.corp-servers.ru | udp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ransomware.bit | udp |
| US | 8.8.8.8:53 | ransomware.bit | udp |
| US | 8.8.8.8:53 | ransomware.bit | udp |
| US | 8.8.8.8:53 | ransomware.bit | udp |
| US | 8.8.8.8:53 | ns2.corp-servers.ru | udp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | zonealarm.bit | udp |
| US | 8.8.8.8:53 | zonealarm.bit | udp |
| US | 8.8.8.8:53 | zonealarm.bit | udp |
| US | 8.8.8.8:53 | zonealarm.bit | udp |
| US | 8.8.8.8:53 | ns1.corp-servers.ru | udp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ransomware.bit | udp |
| US | 8.8.8.8:53 | ransomware.bit | udp |
| US | 8.8.8.8:53 | ransomware.bit | udp |
| US | 8.8.8.8:53 | ransomware.bit | udp |
| US | 8.8.8.8:53 | ns1.corp-servers.ru | udp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | zonealarm.bit | udp |
| US | 8.8.8.8:53 | zonealarm.bit | udp |
| US | 8.8.8.8:53 | zonealarm.bit | udp |
| US | 8.8.8.8:53 | zonealarm.bit | udp |
| US | 8.8.8.8:53 | ns2.corp-servers.ru | udp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ransomware.bit | udp |
| US | 8.8.8.8:53 | ransomware.bit | udp |
| US | 8.8.8.8:53 | ransomware.bit | udp |
Files
memory/2252-3-0x0000000000400000-0x0000000000428000-memory.dmp
memory/2252-2-0x00000000002A0000-0x00000000003A0000-memory.dmp
memory/2252-4-0x0000000000270000-0x0000000000287000-memory.dmp
memory/2252-1-0x0000000000400000-0x0000000000C0A000-memory.dmp
memory/2252-6-0x0000000000400000-0x0000000000C0A000-memory.dmp
memory/2252-14-0x0000000000400000-0x0000000000428000-memory.dmp
memory/2252-13-0x00000000002A0000-0x00000000003A0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-10 19:33
Reported
2024-06-10 19:35
Platform
win10v2004-20240426-en
Max time kernel
95s
Max time network
96s
Command Line
Signatures
GandCrab payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Gandcrab
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\9b5ea4a7f23751f6c5b662751f37ab03_JaffaCakes118.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\9b5ea4a7f23751f6c5b662751f37ab03_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9b5ea4a7f23751f6c5b662751f37ab03_JaffaCakes118.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2080 -ip 2080
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2080 -s 464
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
Files
memory/2080-4-0x0000000000DC0000-0x0000000000EC0000-memory.dmp
memory/2080-5-0x0000000000400000-0x0000000000428000-memory.dmp
memory/2080-2-0x0000000000DA0000-0x0000000000DB7000-memory.dmp
memory/2080-1-0x0000000000400000-0x0000000000C0A000-memory.dmp