Analysis
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max time kernel
135s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
09-05-2023 03:01
Behavioral task
behavioral1
Sample
2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe
Resource
win10v2004-20230220-en
General
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Target
2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe
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Size
70KB
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MD5
bada6a26d0c7de6a21e21f393979ce71
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SHA1
10ca1e03295515ffdfc293e81b06493a7ab980a1
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SHA256
91391cbc30a139be84f250e157a0e7704447264fe96c7366af1d0af1836f10ee
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SHA512
ad3334b290f84249965b2207ec894edc7728a5d1cc935207a8b3553d16b7633a87ae27ee76ec09238d4fd1f84010dfd736cf004e60cd2b71bd1814106387c3c9
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SSDEEP
1536:WZZZZZZZZZZZZpXzzzzzzzzzzzzADypczUk+lkZJngWMqqU+2bbbAV2/S2OvvdZl:Fd5BJHMqqDL2/OvvdrH
Malware Config
Signatures
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Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe Set value (str) \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\omuizjlkcfj = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe" 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe -
Enumerates connected drives 3 TTPs 24 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\N: 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe File opened (read-only) \??\O: 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe File opened (read-only) \??\V: 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe File opened (read-only) \??\W: 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe File opened (read-only) \??\J: 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe File opened (read-only) \??\L: 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe File opened (read-only) \??\T: 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe File opened (read-only) \??\Y: 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe File opened (read-only) \??\Z: 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe File opened (read-only) \??\B: 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe File opened (read-only) \??\H: 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe File opened (read-only) \??\I: 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe File opened (read-only) \??\R: 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe File opened (read-only) \??\A: 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe File opened (read-only) \??\G: 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe File opened (read-only) \??\K: 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe File opened (read-only) \??\M: 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe File opened (read-only) \??\P: 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe File opened (read-only) \??\Q: 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe File opened (read-only) \??\S: 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe File opened (read-only) \??\U: 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe File opened (read-only) \??\E: 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe File opened (read-only) \??\F: 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe File opened (read-only) \??\X: 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2288 4408 WerFault.exe 82 -
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 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4408 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe 4408 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe 4408 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe 4408 2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe"C:\Users\Admin\AppData\Local\Temp\2023-05-08_bada6a26d0c7de6a21e21f393979ce71_gandcrab.exe"1⤵
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:4408 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4408 -s 10122⤵
- Program crash
PID:2288
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4408 -ip 44081⤵PID:4696