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Analysis
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max time kernel
145s -
max time network
146s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
01/01/2025, 16:49
Behavioral task
behavioral1
Sample
2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe
Resource
win7-20240903-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe
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Size
74KB
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MD5
3fa8955b6cbf296a8d000307977c5106
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SHA1
2737d97b2fcae2072301adf92ea9cdea2266754f
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SHA256
8d38d3b92a2276cb52c2cff153f3ea16a95818d34a70faf7b3996fa4d5b8e3f5
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SHA512
7b609e04940b128cf0dfabe65c4796f88d6b742e6bdb3853f4153191fb26f9767fdd27ad61b385b46cadd24ee1eb1c00e6685c40de0a84243855e3f214597559
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SSDEEP
1536:GgSeGDjtQhnwmmB0yjMqqUM2mr3IdE8mne0Avu5r++yy7CA7GcIaapavdv:GMSjOnrmBbMqqMmr3IdE8we0Avu5r++N
Score
10/10
Malware Config
Extracted
Family
gandcrab
C2
http://gdcbghvjyqy7jclk.onion.top/
Signatures
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GandCrab payload 2 IoCs
resource yara_rule behavioral1/memory/2524-0-0x0000000000400000-0x0000000000416000-memory.dmp family_gandcrab behavioral1/memory/2524-4-0x0000000000400000-0x0000000000416000-memory.dmp family_gandcrab -
Gandcrab
Gandcrab is a Trojan horse that encrypts files on a computer.
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Gandcrab family
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\ebkywrccfkb = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe" 2025-01-01_3fa8955b6cbf296a8d000307977c5106_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) \??\E: 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe File opened (read-only) \??\K: 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe File opened (read-only) \??\N: 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe File opened (read-only) \??\Q: 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe File opened (read-only) \??\X: 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe File opened (read-only) \??\B: 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe File opened (read-only) \??\R: 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe File opened (read-only) \??\G: 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe File opened (read-only) \??\I: 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe File opened (read-only) \??\L: 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe File opened (read-only) \??\U: 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe File opened (read-only) \??\T: 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe File opened (read-only) \??\A: 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe File opened (read-only) \??\H: 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe File opened (read-only) \??\J: 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe File opened (read-only) \??\M: 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe File opened (read-only) \??\O: 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe File opened (read-only) \??\P: 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe File opened (read-only) \??\S: 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe File opened (read-only) \??\V: 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe File opened (read-only) \??\W: 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe File opened (read-only) \??\Y: 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe File opened (read-only) \??\Z: 2025-01-01_3fa8955b6cbf296a8d000307977c5106_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 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 2025-01-01_3fa8955b6cbf296a8d000307977c5106_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 -
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 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe -
Suspicious use of WriteProcessMemory 56 IoCs
description pid Process procid_target PID 2524 wrote to memory of 2732 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 31 PID 2524 wrote to memory of 2732 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 31 PID 2524 wrote to memory of 2732 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 31 PID 2524 wrote to memory of 2732 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 31 PID 2524 wrote to memory of 2608 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 33 PID 2524 wrote to memory of 2608 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 33 PID 2524 wrote to memory of 2608 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 33 PID 2524 wrote to memory of 2608 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 33 PID 2524 wrote to memory of 2716 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 36 PID 2524 wrote to memory of 2716 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 36 PID 2524 wrote to memory of 2716 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 36 PID 2524 wrote to memory of 2716 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 36 PID 2524 wrote to memory of 2772 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 38 PID 2524 wrote to memory of 2772 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 38 PID 2524 wrote to memory of 2772 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 38 PID 2524 wrote to memory of 2772 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 38 PID 2524 wrote to memory of 308 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 40 PID 2524 wrote to memory of 308 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 40 PID 2524 wrote to memory of 308 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 40 PID 2524 wrote to memory of 308 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 40 PID 2524 wrote to memory of 2840 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 42 PID 2524 wrote to memory of 2840 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 42 PID 2524 wrote to memory of 2840 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 42 PID 2524 wrote to memory of 2840 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 42 PID 2524 wrote to memory of 2328 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 44 PID 2524 wrote to memory of 2328 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 44 PID 2524 wrote to memory of 2328 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 44 PID 2524 wrote to memory of 2328 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 44 PID 2524 wrote to memory of 3052 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 46 PID 2524 wrote to memory of 3052 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 46 PID 2524 wrote to memory of 3052 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 46 PID 2524 wrote to memory of 3052 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 46 PID 2524 wrote to memory of 1036 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 48 PID 2524 wrote to memory of 1036 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 48 PID 2524 wrote to memory of 1036 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 48 PID 2524 wrote to memory of 1036 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 48 PID 2524 wrote to memory of 264 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 50 PID 2524 wrote to memory of 264 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 50 PID 2524 wrote to memory of 264 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 50 PID 2524 wrote to memory of 264 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 50 PID 2524 wrote to memory of 572 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 52 PID 2524 wrote to memory of 572 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 52 PID 2524 wrote to memory of 572 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 52 PID 2524 wrote to memory of 572 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 52 PID 2524 wrote to memory of 956 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 54 PID 2524 wrote to memory of 956 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 54 PID 2524 wrote to memory of 956 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 54 PID 2524 wrote to memory of 956 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 54 PID 2524 wrote to memory of 2016 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 56 PID 2524 wrote to memory of 2016 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 56 PID 2524 wrote to memory of 2016 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 56 PID 2524 wrote to memory of 2016 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 56 PID 2524 wrote to memory of 480 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 58 PID 2524 wrote to memory of 480 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 58 PID 2524 wrote to memory of 480 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 58 PID 2524 wrote to memory of 480 2524 2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe 58
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-01-01_3fa8955b6cbf296a8d000307977c5106_gandcrab.exe"C:\Users\Admin\AppData\Local\Temp\2025-01-01_3fa8955b6cbf296a8d000307977c5106_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:2524 -
C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:2732
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:2608
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:2716
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:2772
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:308
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:2840
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:2328
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:3052
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:1036
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:264
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:572
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:956
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:2016
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵
- System Location Discovery: System Language Discovery
PID:480
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