Analysis
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max time kernel
64s -
max time network
19s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
28-01-2025 19:26
Behavioral task
behavioral1
Sample
2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe
Resource
win10v2004-20241007-en
General
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Target
2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe
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Size
70KB
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MD5
385d91cf6bed5b07b56d01559c8b258a
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SHA1
508000fbd738280133b6d6d8dc2c3ccccce77c4d
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SHA256
588a297aeda8a5e748cb254b49b422b220151603fbb0446f2d18282dc800677f
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SHA512
520af456bd0abaa83fcc6dc50ad518cbca034e8714a122cdd9250a10ae4736290cd12e3e5656248eb9272eb8a1fcccbdcfdf16a0d80a583e451363218f986438
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SSDEEP
1536:zZZZZZZZZZZZZpXzzzzzzzzzzzzADypczUk+lkZJngWMqqU+2bbbAV2/S2OvvdZM:id5BJHMqqDL2/Ovvdr+
Malware Config
Signatures
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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\mohjmsfelqb = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe" 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_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) \??\S: 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe File opened (read-only) \??\T: 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe File opened (read-only) \??\I: 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe File opened (read-only) \??\J: 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe File opened (read-only) \??\P: 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe File opened (read-only) \??\Q: 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe File opened (read-only) \??\V: 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe File opened (read-only) \??\Z: 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe File opened (read-only) \??\E: 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe File opened (read-only) \??\H: 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe File opened (read-only) \??\N: 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe File opened (read-only) \??\O: 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe File opened (read-only) \??\R: 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe File opened (read-only) \??\X: 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe File opened (read-only) \??\K: 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe File opened (read-only) \??\L: 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe File opened (read-only) \??\M: 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe File opened (read-only) \??\U: 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe File opened (read-only) \??\W: 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe File opened (read-only) \??\A: 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe File opened (read-only) \??\B: 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe File opened (read-only) \??\G: 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe File opened (read-only) \??\Y: 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1868 3064 WerFault.exe 29 -
System Location Discovery: System Language Discovery 1 TTPs 1 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 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_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 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3064 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe 3064 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3064 wrote to memory of 1868 3064 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe 30 PID 3064 wrote to memory of 1868 3064 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe 30 PID 3064 wrote to memory of 1868 3064 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe 30 PID 3064 wrote to memory of 1868 3064 2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-01-28_385d91cf6bed5b07b56d01559c8b258a_gandcrab.exe"C:\Users\Admin\AppData\Local\Temp\2025-01-28_385d91cf6bed5b07b56d01559c8b258a_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:3064 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3064 -s 7242⤵
- Program crash
PID:1868
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