Analysis
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max time kernel
105s -
max time network
135s -
platform
windows10-2004_x64 -
resource
win10v2004-20250502-en -
resource tags
arch:x64arch:x86image:win10v2004-20250502-enlocale:en-usos:windows10-2004-x64system -
submitted
18/05/2025, 10:00
Behavioral task
behavioral1
Sample
2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe
Resource
win10v2004-20250502-en
General
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Target
2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe
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Size
70KB
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MD5
c02e5c48d977e27a7d0f58e13de25752
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SHA1
51ff927cc4b8bb5e3a8cdfcbdf670d40165fbc0f
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SHA256
16d367eb237cc90bd6ccbf9323215c08f2ddf748cbcdcfebbdc5bdc73798b6fe
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SHA512
484d5886f3f0f4f6faada1b33117837c843ba9c2ec85f5e9eb4bd56abae9659670e58295f521761c20bc7eb24096522a6df7ae17dad1cc01968a8c7815fbc4f1
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SSDEEP
1536:cZZZZZZZZZZZZpXzzzzzzzzzzzzADypczUk+lkZJngWMqqU+2bbbAV2/S2OvvdZl:jd5BJHMqqDL2/Ovvdr
Malware Config
Signatures
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GandCrab payload 3 IoCs
resource yara_rule behavioral1/memory/4968-0-0x000000000F9E0000-0x000000000F9F6AF4-memory.dmp family_gandcrab behavioral1/memory/4968-3-0x000000000F9E0000-0x000000000F9F6AF4-memory.dmp family_gandcrab behavioral1/memory/2732-4-0x000000000F9E0000-0x000000000F9F6AF4-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 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-186956858-2143653872-2609589082-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\hesbqlhlaes = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe" 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe Set value (str) \REGISTRY\USER\S-1-5-21-186956858-2143653872-2609589082-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\slbakyopsds = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe" 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe -
Enumerates connected drives 3 TTPs 46 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\S: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\A: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\T: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\Y: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\G: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\A: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\K: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\L: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\N: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\Q: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\V: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\I: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\B: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\G: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\Y: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\Z: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\B: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\N: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\S: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\P: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\U: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\E: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\M: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\O: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\I: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\J: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\O: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\T: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\H: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\R: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\W: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\X: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\E: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\M: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\R: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\W: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\X: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\J: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\K: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\P: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\U: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\V: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\Z: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\L: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\Q: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe File opened (read-only) \??\H: 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 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 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe -
Checks processor information in registry 2 TTPs 6 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 4968 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe 4968 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe 4968 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe 4968 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe 2732 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe 2732 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe 2732 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe 2732 2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3484 wrote to memory of 2732 3484 cmd.exe 91 PID 3484 wrote to memory of 2732 3484 cmd.exe 91 PID 3484 wrote to memory of 2732 3484 cmd.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe"C:\Users\Admin\AppData\Local\Temp\2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_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
PID:4968
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe1⤵
- Suspicious use of WriteProcessMemory
PID:3484 -
C:\Users\Admin\AppData\Local\Temp\2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exeC:\Users\Admin\AppData\Local\Temp\2025-05-18_c02e5c48d977e27a7d0f58e13de25752_elex_gandcrab.exe2⤵
- Adds Run key to start application
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:2732
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