Analysis Overview
SHA256
cef236aad78748a302ce3625ef5ed4d498ef38ae3122fdeaafa8ce328545b578
Threat Level: Known bad
The file 2024-05-09_c08f95ba7c678d23712d6c8c9673a37b_mafia was found to be: Known bad.
Malicious Activity Summary
Gandcrab
GandCrab payload
Detects Reflective DLL injection artifacts
Detects ransomware indicator
Gandcrab Payload
Adds Run key to start application
Enumerates connected drives
Unsigned PE
Program crash
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Checks processor information in registry
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-09 20:10
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-09 20:10
Reported
2024-05-09 20:12
Platform
win7-20240221-en
Max time kernel
140s
Max time network
124s
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 |
Gandcrab
Detects Reflective DLL injection artifacts
| 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 |
Detects ransomware indicator
| 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 |
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 |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\gwnlavfhaai = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\icjueq.exe\"" | C:\Users\Admin\AppData\Local\Temp\2024-05-09_c08f95ba7c678d23712d6c8c9673a37b_mafia.exe | N/A |
Enumerates connected drives
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\2024-05-09_c08f95ba7c678d23712d6c8c9673a37b_mafia.exe |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\2024-05-09_c08f95ba7c678d23712d6c8c9673a37b_mafia.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\2024-05-09_c08f95ba7c678d23712d6c8c9673a37b_mafia.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier | C:\Users\Admin\AppData\Local\Temp\2024-05-09_c08f95ba7c678d23712d6c8c9673a37b_mafia.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-05-09_c08f95ba7c678d23712d6c8c9673a37b_mafia.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-05-09_c08f95ba7c678d23712d6c8c9673a37b_mafia.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2012 wrote to memory of 2584 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-05-09_c08f95ba7c678d23712d6c8c9673a37b_mafia.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2012 wrote to memory of 2584 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-05-09_c08f95ba7c678d23712d6c8c9673a37b_mafia.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2012 wrote to memory of 2584 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-05-09_c08f95ba7c678d23712d6c8c9673a37b_mafia.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2012 wrote to memory of 2584 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-05-09_c08f95ba7c678d23712d6c8c9673a37b_mafia.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-05-09_c08f95ba7c678d23712d6c8c9673a37b_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-05-09_c08f95ba7c678d23712d6c8c9673a37b_mafia.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2012 -s 712
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ipv4bot.whatismyipaddress.com | udp |
Files
memory/2012-5-0x0000000000400000-0x0000000000428000-memory.dmp
memory/2012-6-0x0000000000400000-0x000000000055A000-memory.dmp
memory/2012-4-0x0000000000270000-0x0000000000370000-memory.dmp
memory/2012-1-0x0000000000400000-0x000000000055A000-memory.dmp
memory/2012-2-0x0000000000250000-0x0000000000267000-memory.dmp
memory/2012-14-0x0000000000270000-0x0000000000370000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-09 20:10
Reported
2024-05-09 20:13
Platform
win10v2004-20240426-en
Max time kernel
138s
Max time network
126s
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 |
Gandcrab
Detects Reflective DLL injection artifacts
| 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 |
Detects ransomware indicator
| 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 |
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 |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\2024-05-09_c08f95ba7c678d23712d6c8c9673a37b_mafia.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-05-09_c08f95ba7c678d23712d6c8c9673a37b_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-05-09_c08f95ba7c678d23712d6c8c9673a37b_mafia.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3628 -ip 3628
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3628 -s 452
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 | 0.205.248.87.in-addr.arpa | udp |
| 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 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 69.31.126.40.in-addr.arpa | udp |
| BE | 88.221.83.184:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 184.83.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 24.121.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 77.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| 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 |
Files
memory/3628-3-0x0000000000400000-0x000000000055A000-memory.dmp
memory/3628-2-0x00000000007E0000-0x00000000007F7000-memory.dmp
memory/3628-6-0x0000000000400000-0x000000000055A000-memory.dmp
memory/3628-5-0x0000000000400000-0x0000000000428000-memory.dmp
memory/3628-4-0x0000000000820000-0x0000000000920000-memory.dmp