Analysis Overview
SHA256
a800f339e31f1b7673f44ab445594041df78563ed2832388bfda05bd4d114005
Threat Level: Known bad
The file 2024-05-04_c55f7a3cdba7d6843bb933a9e633c010_gandcrab_karagany was found to be: Known bad.
Malicious Activity Summary
GandCrab payload
Gandcrab
Detects ransomware indicator
Gandcrab Payload
Detects Reflective DLL injection artifacts
Enumerates connected drives
Adds Run key to start application
Program crash
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookAW
Suspicious behavior: EnumeratesProcesses
Checks processor information in registry
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-04 22:04
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-04 22:04
Reported
2024-05-04 22:06
Platform
win7-20240221-en
Max time kernel
140s
Max time network
119s
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 |
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 |
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 |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\qezntjsbxjm = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\fgnwne.exe\"" | C:\Users\Admin\AppData\Local\Temp\2024-05-04_c55f7a3cdba7d6843bb933a9e633c010_gandcrab_karagany.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\2024-05-04_c55f7a3cdba7d6843bb933a9e633c010_gandcrab_karagany.exe |
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\2024-05-04_c55f7a3cdba7d6843bb933a9e633c010_gandcrab_karagany.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\2024-05-04_c55f7a3cdba7d6843bb933a9e633c010_gandcrab_karagany.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\2024-05-04_c55f7a3cdba7d6843bb933a9e633c010_gandcrab_karagany.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-05-04_c55f7a3cdba7d6843bb933a9e633c010_gandcrab_karagany.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-05-04_c55f7a3cdba7d6843bb933a9e633c010_gandcrab_karagany.exe | N/A |
Suspicious use of SetWindowsHookAW
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2240 wrote to memory of 2572 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-05-04_c55f7a3cdba7d6843bb933a9e633c010_gandcrab_karagany.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2240 wrote to memory of 2572 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-05-04_c55f7a3cdba7d6843bb933a9e633c010_gandcrab_karagany.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2240 wrote to memory of 2572 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-05-04_c55f7a3cdba7d6843bb933a9e633c010_gandcrab_karagany.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2240 wrote to memory of 2572 | N/A | C:\Users\Admin\AppData\Local\Temp\2024-05-04_c55f7a3cdba7d6843bb933a9e633c010_gandcrab_karagany.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-05-04_c55f7a3cdba7d6843bb933a9e633c010_gandcrab_karagany.exe
"C:\Users\Admin\AppData\Local\Temp\2024-05-04_c55f7a3cdba7d6843bb933a9e633c010_gandcrab_karagany.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2240 -s 732
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ipv4bot.whatismyipaddress.com | udp |
Files
memory/2240-6-0x0000000000400000-0x0000000000430000-memory.dmp
memory/2240-5-0x0000000000412000-0x0000000000425000-memory.dmp
memory/2240-4-0x0000000000540000-0x0000000000640000-memory.dmp
memory/2240-2-0x0000000000510000-0x0000000000527000-memory.dmp
memory/2240-1-0x0000000000400000-0x0000000000430000-memory.dmp
memory/2240-13-0x0000000000540000-0x0000000000640000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-04 22:04
Reported
2024-05-04 22:06
Platform
win10v2004-20240419-en
Max time kernel
133s
Max time network
101s
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
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 |
Detects ransomware indicator
| Description | Indicator | Process | Target |
| 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 |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\2024-05-04_c55f7a3cdba7d6843bb933a9e633c010_gandcrab_karagany.exe |
Suspicious use of SetWindowsHookAW
Processes
C:\Users\Admin\AppData\Local\Temp\2024-05-04_c55f7a3cdba7d6843bb933a9e633c010_gandcrab_karagany.exe
"C:\Users\Admin\AppData\Local\Temp\2024-05-04_c55f7a3cdba7d6843bb933a9e633c010_gandcrab_karagany.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4380 -ip 4380
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4380 -s 460
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 209.205.72.20.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 |
| NL | 23.62.61.113:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 113.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 142.126.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 77.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 51.15.97.104.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 |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
Files
memory/4380-2-0x0000000002200000-0x0000000002217000-memory.dmp
memory/4380-6-0x0000000000400000-0x0000000000430000-memory.dmp
memory/4380-5-0x0000000000412000-0x0000000000425000-memory.dmp
memory/4380-4-0x0000000000780000-0x0000000000880000-memory.dmp