Analysis
-
max time kernel
150s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
31-03-2024 18:43
Behavioral task
behavioral1
Sample
2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe
-
Size
145KB
-
MD5
9ec4baaedeee46e48b36667e58d787e3
-
SHA1
3f5a4ffc16f2e19b5622f942454186148872a618
-
SHA256
50fdff35926eb20ff16c42b2e76cbc6c1d4ccc0325dccce4abf256c641311d09
-
SHA512
89e4ec75aa58963470dac9ba7253cf13749e404eb8ab766888efd3b457615534717634994ba749bc7c5422ab480f4f6173b6be65273bd7a3ca09a0aa4156fef8
-
SSDEEP
3072:1YHVHd2NCMqqDL2/mr3IdE8we0Avu5r++ygLIaagvdCjRv9OtN:1yOqqDL64vdGREz
Malware Config
Signatures
-
GandCrab payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/5648-0-0x0000000000400000-0x0000000000428000-memory.dmp family_gandcrab behavioral2/memory/5648-4-0x0000000000400000-0x0000000000428000-memory.dmp family_gandcrab -
Gandcrab
Gandcrab is a Trojan horse that encrypts files on a computer.
-
Detects ransomware indicator 2 IoCs
Processes:
resource yara_rule behavioral2/memory/5648-0-0x0000000000400000-0x0000000000428000-memory.dmp SUSP_RANSOMWARE_Indicator_Jul20 behavioral2/memory/5648-4-0x0000000000400000-0x0000000000428000-memory.dmp SUSP_RANSOMWARE_Indicator_Jul20 -
Gandcrab Payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/5648-0-0x0000000000400000-0x0000000000428000-memory.dmp Gandcrab behavioral2/memory/5648-4-0x0000000000400000-0x0000000000428000-memory.dmp Gandcrab -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\eygnvfocvbj = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe" 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exedescription ioc process File opened (read-only) \??\L: 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe File opened (read-only) \??\O: 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe File opened (read-only) \??\T: 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe File opened (read-only) \??\E: 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe File opened (read-only) \??\B: 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe File opened (read-only) \??\I: 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe File opened (read-only) \??\M: 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe File opened (read-only) \??\R: 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe File opened (read-only) \??\W: 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe File opened (read-only) \??\Y: 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe File opened (read-only) \??\Z: 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe File opened (read-only) \??\A: 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe File opened (read-only) \??\N: 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe File opened (read-only) \??\S: 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe File opened (read-only) \??\V: 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe File opened (read-only) \??\K: 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe File opened (read-only) \??\H: 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe File opened (read-only) \??\J: 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe File opened (read-only) \??\P: 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe File opened (read-only) \??\Q: 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe File opened (read-only) \??\U: 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe File opened (read-only) \??\X: 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe File opened (read-only) \??\G: 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exepid process 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe -
Suspicious use of WriteProcessMemory 45 IoCs
Processes:
2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exedescription pid process target process PID 5648 wrote to memory of 4612 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 4612 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 4612 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 4672 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 4672 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 4672 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 5068 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 5068 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 5068 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 5520 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 5520 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 5520 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 1736 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 1736 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 1736 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 1956 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 1956 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 1956 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 1132 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 1132 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 1132 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 2936 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 2936 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 2936 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 2236 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 2236 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 2236 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 2232 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 2232 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 2232 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 4472 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 4472 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 4472 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 5180 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 5180 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 5180 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 2044 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 2044 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 2044 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 5676 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 5676 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 5676 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 4104 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 4104 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe PID 5648 wrote to memory of 4104 5648 2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe nslookup.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-31_9ec4baaedeee46e48b36667e58d787e3_gandcrab.exe"1⤵
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵
-
C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵
-
C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵
-
C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵
-
C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵
-
C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵
-
C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵
-
C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵
-
C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵
-
C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵
-
C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵
-
C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵
-
C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵
-
C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵
-
C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵