Analysis
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max time kernel
149s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
14-10-2024 02:49
Behavioral task
behavioral1
Sample
2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe
Resource
win7-20241010-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe
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Size
145KB
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MD5
27c4901f40f587758e16cef7220dbf47
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SHA1
aec2030b9caea26c7cac8c767c91abccdc97d463
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SHA256
2fc498007b5e0d6008b9cdb7dbd32c09805fd1b3688c968e975f213296c0a097
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SHA512
f9214b2d77adbac2286b1e662bd1e18f084b619e04d918b34b72561ab9ec0eb570b04befa7da555d6a77ae0a6babf5ea822faf5c2d1001f3c13f0806a68fb19a
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SSDEEP
3072:OYHVHd2NCMqqDL2/mr3IdE8we0Avu5r++ygLIaagvdCjRv9OtN:OyOqqDL64vdGREz
Score
10/10
Malware Config
Signatures
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GandCrab payload 2 IoCs
resource yara_rule behavioral1/memory/2408-0-0x0000000000400000-0x0000000000428000-memory.dmp family_gandcrab behavioral1/memory/2408-4-0x0000000000400000-0x0000000000428000-memory.dmp family_gandcrab -
Gandcrab
Gandcrab is a Trojan horse that encrypts files on a computer.
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\hdykcpmyflz = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe" 2024-10-14_27c4901f40f587758e16cef7220dbf47_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) \??\T: 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe File opened (read-only) \??\Z: 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe File opened (read-only) \??\I: 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe File opened (read-only) \??\J: 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe File opened (read-only) \??\N: 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe File opened (read-only) \??\O: 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe File opened (read-only) \??\P: 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe File opened (read-only) \??\R: 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe File opened (read-only) \??\U: 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe File opened (read-only) \??\V: 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe File opened (read-only) \??\A: 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe File opened (read-only) \??\B: 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe File opened (read-only) \??\K: 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe File opened (read-only) \??\M: 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe File opened (read-only) \??\Q: 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe File opened (read-only) \??\G: 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe File opened (read-only) \??\S: 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe File opened (read-only) \??\W: 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe File opened (read-only) \??\Y: 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe File opened (read-only) \??\E: 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe File opened (read-only) \??\H: 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe File opened (read-only) \??\L: 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe File opened (read-only) \??\X: 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe -
System Location Discovery: System Language Discovery 1 TTPs 15 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nslookup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nslookup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nslookup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nslookup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nslookup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nslookup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nslookup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nslookup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nslookup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nslookup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nslookup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nslookup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nslookup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nslookup.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 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe -
Suspicious use of WriteProcessMemory 56 IoCs
description pid Process procid_target PID 2408 wrote to memory of 2156 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 30 PID 2408 wrote to memory of 2156 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 30 PID 2408 wrote to memory of 2156 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 30 PID 2408 wrote to memory of 2156 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 30 PID 2408 wrote to memory of 2976 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 33 PID 2408 wrote to memory of 2976 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 33 PID 2408 wrote to memory of 2976 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 33 PID 2408 wrote to memory of 2976 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 33 PID 2408 wrote to memory of 2988 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 35 PID 2408 wrote to memory of 2988 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 35 PID 2408 wrote to memory of 2988 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 35 PID 2408 wrote to memory of 2988 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 35 PID 2408 wrote to memory of 2776 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 37 PID 2408 wrote to memory of 2776 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 37 PID 2408 wrote to memory of 2776 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 37 PID 2408 wrote to memory of 2776 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 37 PID 2408 wrote to memory of 2204 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 39 PID 2408 wrote to memory of 2204 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 39 PID 2408 wrote to memory of 2204 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 39 PID 2408 wrote to memory of 2204 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 39 PID 2408 wrote to memory of 1636 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 41 PID 2408 wrote to memory of 1636 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 41 PID 2408 wrote to memory of 1636 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 41 PID 2408 wrote to memory of 1636 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 41 PID 2408 wrote to memory of 1444 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 43 PID 2408 wrote to memory of 1444 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 43 PID 2408 wrote to memory of 1444 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 43 PID 2408 wrote to memory of 1444 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 43 PID 2408 wrote to memory of 2764 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 45 PID 2408 wrote to memory of 2764 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 45 PID 2408 wrote to memory of 2764 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 45 PID 2408 wrote to memory of 2764 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 45 PID 2408 wrote to memory of 2292 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 47 PID 2408 wrote to memory of 2292 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 47 PID 2408 wrote to memory of 2292 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 47 PID 2408 wrote to memory of 2292 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 47 PID 2408 wrote to memory of 1208 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 49 PID 2408 wrote to memory of 1208 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 49 PID 2408 wrote to memory of 1208 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 49 PID 2408 wrote to memory of 1208 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 49 PID 2408 wrote to memory of 456 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 51 PID 2408 wrote to memory of 456 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 51 PID 2408 wrote to memory of 456 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 51 PID 2408 wrote to memory of 456 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 51 PID 2408 wrote to memory of 1640 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 53 PID 2408 wrote to memory of 1640 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 53 PID 2408 wrote to memory of 1640 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 53 PID 2408 wrote to memory of 1640 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 53 PID 2408 wrote to memory of 1520 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 55 PID 2408 wrote to memory of 1520 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 55 PID 2408 wrote to memory of 1520 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 55 PID 2408 wrote to memory of 1520 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 55 PID 2408 wrote to memory of 2380 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 57 PID 2408 wrote to memory of 2380 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 57 PID 2408 wrote to memory of 2380 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 57 PID 2408 wrote to memory of 2380 2408 2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe 57
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe"C:\Users\Admin\AppData\Local\Temp\2024-10-14_27c4901f40f587758e16cef7220dbf47_gandcrab.exe"1⤵
- Adds Run key to start application
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2408 -
C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:2156
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:2976
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:2988
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:2776
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:2204
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:1636
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:1444
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:2764
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:2292
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:1208
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:456
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:1640
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:1520
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:2380
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