Analysis
- max time kernel
148s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system - submitted
21/06/2024, 10:51
Behavioral task
behavioral1
Sample
2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe
Resource
win7-20240508-en
windows7-x64
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe
Resource
win10v2004-20240508-en
windows10-2004-x64
5 signatures
150 seconds
General
- Target 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe
- Size 73KB
- Sample240621-mx374awgnc
- SHA256 8f2e5d45a481fc178ef2deef9b0f3741e233ff779f0e1dd0e64fff499f5c0b8d
- MD5 3a8d5a402900cab4d19354fa8456705b
- SHA1 4a4a8e23c958622edbb5bd28f47b98136c19ce42
- SHA512 94efe9fe7adf715d1fbf5640625350c7c70e6d97927d64c8ca633359702b7c8d25d9f4a7b5865b09bd4d57be2b5ef7d45ef08a3754382ff16d00bc49187a5343
- SSDEEP 1536:655u555555555pmgSeGDjtQhnwmmB0ybMqqU+2bbbAV2/S2mr3IdE8mne0Avu5rJ:gMSjOnrmBTMqqDL2/mr3IdE8we0Avu5F
- MD5 SHA1 SHA512 SSDEEP
Score
6/10
Malware Config
Signatures
- Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\erzkxkprvve = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe" 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe - Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\N: 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe File opened (read-only) \??\T: 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe File opened (read-only) \??\V: 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe File opened (read-only) \??\Y: 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe File opened (read-only) \??\G: 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe File opened (read-only) \??\I: 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe File opened (read-only) \??\J: 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe File opened (read-only) \??\K: 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe File opened (read-only) \??\Q: 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe File opened (read-only) \??\S: 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe File opened (read-only) \??\Z: 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe File opened (read-only) \??\A: 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe File opened (read-only) \??\E: 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe File opened (read-only) \??\H: 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe File opened (read-only) \??\O: 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe File opened (read-only) \??\M: 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe File opened (read-only) \??\U: 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe File opened (read-only) \??\W: 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe File opened (read-only) \??\X: 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe File opened (read-only) \??\B: 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe File opened (read-only) \??\L: 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe File opened (read-only) \??\P: 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe File opened (read-only) \??\R: 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe - Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3740 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe 3740 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe 3740 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe 3740 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe - Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 3740 wrote to memory of 4264 3740 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe 87 PID 3740 wrote to memory of 4264 3740 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe 87 PID 3740 wrote to memory of 4264 3740 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe 87 PID 3740 wrote to memory of 4364 3740 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe 94 PID 3740 wrote to memory of 4364 3740 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe 94 PID 3740 wrote to memory of 4364 3740 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe 94 PID 3740 wrote to memory of 4528 3740 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe 98 PID 3740 wrote to memory of 4528 3740 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe 98 PID 3740 wrote to memory of 4528 3740 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe 98 PID 3740 wrote to memory of 2256 3740 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe 100 PID 3740 wrote to memory of 2256 3740 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe 100 PID 3740 wrote to memory of 2256 3740 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe 100 PID 3740 wrote to memory of 684 3740 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe 102 PID 3740 wrote to memory of 684 3740 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe 102 PID 3740 wrote to memory of 684 3740 2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-21_3a8d5a402900cab4d19354fa8456705b_gandcrab.exe"1⤵
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3740 -
C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:4264
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:4364
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:4528
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:2256
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:684
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