Analysis
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max time kernel
148s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
31-03-2024 12:29
Behavioral task
behavioral1
Sample
2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe
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Size
145KB
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MD5
137c86403a98502e8f6c24303f1f66b7
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SHA1
af62de7085a48641ffb63a6d7c33e5bd594c2ac9
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SHA256
9ff8db4141ece0167605fa4e78394a9226f53de0b8ae55438cb74e53a2e3c301
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SHA512
1f3be43319e8e5a647b9d214f072998972c8e0e5a3eaac0401f6487759a2bd542b3f06b95fa74030dd0907ed04554b031642ab6ae97f6a575ed0fd76f1883be7
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SSDEEP
3072:JYHVHd2NCMqqDL2/mr3IdE8we0Avu5r++ygLIaagvdCjRv9OtN:JyOqqDL64vdGREz
Malware Config
Signatures
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GandCrab payload 2 IoCs
Processes:
resource yara_rule behavioral1/memory/3024-0-0x0000000000400000-0x0000000000428000-memory.dmp family_gandcrab behavioral1/memory/3024-4-0x0000000000400000-0x0000000000428000-memory.dmp family_gandcrab -
Gandcrab
Gandcrab is a Trojan horse that encrypts files on a computer.
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Detects ransomware indicator 2 IoCs
Processes:
resource yara_rule behavioral1/memory/3024-0-0x0000000000400000-0x0000000000428000-memory.dmp SUSP_RANSOMWARE_Indicator_Jul20 behavioral1/memory/3024-4-0x0000000000400000-0x0000000000428000-memory.dmp SUSP_RANSOMWARE_Indicator_Jul20 -
Gandcrab Payload 2 IoCs
Processes:
resource yara_rule behavioral1/memory/3024-0-0x0000000000400000-0x0000000000428000-memory.dmp Gandcrab behavioral1/memory/3024-4-0x0000000000400000-0x0000000000428000-memory.dmp Gandcrab -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\ryoizjeseim = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe" 2024-03-31_137c86403a98502e8f6c24303f1f66b7_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_137c86403a98502e8f6c24303f1f66b7_gandcrab.exedescription ioc process File opened (read-only) \??\E: 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe File opened (read-only) \??\N: 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe File opened (read-only) \??\Q: 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe File opened (read-only) \??\R: 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe File opened (read-only) \??\X: 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe File opened (read-only) \??\Y: 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe File opened (read-only) \??\B: 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe File opened (read-only) \??\I: 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe File opened (read-only) \??\K: 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe File opened (read-only) \??\P: 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe File opened (read-only) \??\S: 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe File opened (read-only) \??\U: 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe File opened (read-only) \??\G: 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe File opened (read-only) \??\H: 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe File opened (read-only) \??\L: 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe File opened (read-only) \??\M: 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe File opened (read-only) \??\T: 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe File opened (read-only) \??\W: 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe File opened (read-only) \??\Z: 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe File opened (read-only) \??\A: 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe File opened (read-only) \??\J: 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe File opened (read-only) \??\O: 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe File opened (read-only) \??\V: 2024-03-31_137c86403a98502e8f6c24303f1f66b7_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_137c86403a98502e8f6c24303f1f66b7_gandcrab.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exepid process 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe -
Suspicious use of WriteProcessMemory 60 IoCs
Processes:
2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exedescription pid process target process PID 3024 wrote to memory of 2516 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2516 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2516 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2516 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2692 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2692 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2692 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2692 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2652 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2652 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2652 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2652 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2424 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2424 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2424 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2424 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2752 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2752 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2752 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2752 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2808 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2808 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2808 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2808 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 1996 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 1996 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 1996 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 1996 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 868 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 868 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 868 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 868 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 692 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 692 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 692 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 692 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2648 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2648 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2648 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2648 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 1048 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 1048 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 1048 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 1048 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2320 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2320 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2320 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2320 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 1688 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 1688 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 1688 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 1688 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2296 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2296 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2296 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 2296 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 1576 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 1576 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 1576 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe PID 3024 wrote to memory of 1576 3024 2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe nslookup.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-31_137c86403a98502e8f6c24303f1f66b7_gandcrab.exe"1⤵
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵