Analysis
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max time kernel
122s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
23-01-2025 15:29
Behavioral task
behavioral1
Sample
2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe
Resource
win10v2004-20241007-en
General
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Target
2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe
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Size
70KB
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MD5
1aa9bb1b1a53f8336ba178663ffeb826
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SHA1
a8e823e33c67b5856bc69c82cf275f39a9fbd076
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SHA256
2b44857692d46790b1e87e1f1bd4ea980545bdd2dc3ed289e014763fef75ff8f
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SHA512
2e6996979a2f0e9fc5e46cb1afa29a39071ef3a6939ee8634040d36e781b2e355f2624c8678f40034bf72a9e9cfc4c80503330162a3980533739c141705bd4c9
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SSDEEP
1536:qZZZZZZZZZZZZpXzzzzzzzzzzzzADypczUk+lkZJngWMqqU+2bbbAV2/S2OvvdZM:Bd5BJHMqqDL2/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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\qavnnbpdvek = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe" 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_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) \??\P: 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe File opened (read-only) \??\T: 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe File opened (read-only) \??\I: 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe File opened (read-only) \??\J: 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe File opened (read-only) \??\K: 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe File opened (read-only) \??\L: 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe File opened (read-only) \??\Q: 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe File opened (read-only) \??\W: 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe File opened (read-only) \??\G: 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe File opened (read-only) \??\H: 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe File opened (read-only) \??\N: 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe File opened (read-only) \??\R: 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe File opened (read-only) \??\S: 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe File opened (read-only) \??\U: 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe File opened (read-only) \??\B: 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe File opened (read-only) \??\E: 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe File opened (read-only) \??\O: 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe File opened (read-only) \??\V: 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe File opened (read-only) \??\X: 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe File opened (read-only) \??\Y: 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe File opened (read-only) \??\Z: 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe File opened (read-only) \??\A: 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe File opened (read-only) \??\M: 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 924 2480 WerFault.exe 30 -
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 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_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 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2480 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe 2480 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2480 wrote to memory of 924 2480 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe 32 PID 2480 wrote to memory of 924 2480 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe 32 PID 2480 wrote to memory of 924 2480 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe 32 PID 2480 wrote to memory of 924 2480 2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_gandcrab.exe"C:\Users\Admin\AppData\Local\Temp\2025-01-23_1aa9bb1b1a53f8336ba178663ffeb826_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:2480 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2480 -s 5122⤵
- Program crash
PID:924
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