Analysis
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max time kernel
148s -
max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
22/03/2024, 17:33
Behavioral task
behavioral1
Sample
2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe
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Size
145KB
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MD5
33f263e7dc6cda9a453e08f2347c7db1
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SHA1
477b20ec360e5125f1fbe67b214dab930e0a0ae9
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SHA256
11cf2755eca1496eeb2c26245858dced719f5c4821f7b9852a94f900eb17ef69
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SHA512
101850c54bcd1edd3f4ce42af310ac7295ceadf9ec147e09cd683723b6ea3836908e9563dcf87249b3a10da475ef2bacf79d347fcbe6fe69563f7ac93e7fd19e
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SSDEEP
3072:wYHVHd2NCMqqDL2/mr3IdE8we0Avu5r++ygLIaagvdCjRv9OtN:wyOqqDL64vdGREz
Malware Config
Signatures
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GandCrab payload 2 IoCs
resource yara_rule behavioral2/memory/232-0-0x0000000000400000-0x0000000000428000-memory.dmp family_gandcrab behavioral2/memory/232-4-0x0000000000400000-0x0000000000428000-memory.dmp family_gandcrab -
Gandcrab
Gandcrab is a Trojan horse that encrypts files on a computer.
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Detects ransomware indicator 2 IoCs
resource yara_rule behavioral2/memory/232-0-0x0000000000400000-0x0000000000428000-memory.dmp SUSP_RANSOMWARE_Indicator_Jul20 behavioral2/memory/232-4-0x0000000000400000-0x0000000000428000-memory.dmp SUSP_RANSOMWARE_Indicator_Jul20 -
Gandcrab Payload 2 IoCs
resource yara_rule behavioral2/memory/232-0-0x0000000000400000-0x0000000000428000-memory.dmp Gandcrab behavioral2/memory/232-4-0x0000000000400000-0x0000000000428000-memory.dmp Gandcrab -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\dhdslwvpaiz = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe" 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_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) \??\U: 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe File opened (read-only) \??\G: 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe File opened (read-only) \??\J: 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe File opened (read-only) \??\K: 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe File opened (read-only) \??\M: 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe File opened (read-only) \??\N: 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe File opened (read-only) \??\O: 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe File opened (read-only) \??\Q: 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe File opened (read-only) \??\Y: 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe File opened (read-only) \??\A: 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe File opened (read-only) \??\E: 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe File opened (read-only) \??\H: 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe File opened (read-only) \??\L: 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe File opened (read-only) \??\R: 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe File opened (read-only) \??\S: 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe File opened (read-only) \??\T: 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe File opened (read-only) \??\B: 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe File opened (read-only) \??\I: 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe File opened (read-only) \??\V: 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe File opened (read-only) \??\W: 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe File opened (read-only) \??\P: 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe File opened (read-only) \??\X: 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe File opened (read-only) \??\Z: 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_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 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 232 wrote to memory of 804 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 91 PID 232 wrote to memory of 804 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 91 PID 232 wrote to memory of 804 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 91 PID 232 wrote to memory of 4620 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 98 PID 232 wrote to memory of 4620 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 98 PID 232 wrote to memory of 4620 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 98 PID 232 wrote to memory of 3276 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 102 PID 232 wrote to memory of 3276 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 102 PID 232 wrote to memory of 3276 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 102 PID 232 wrote to memory of 4552 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 105 PID 232 wrote to memory of 4552 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 105 PID 232 wrote to memory of 4552 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 105 PID 232 wrote to memory of 776 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 108 PID 232 wrote to memory of 776 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 108 PID 232 wrote to memory of 776 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 108 PID 232 wrote to memory of 4004 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 110 PID 232 wrote to memory of 4004 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 110 PID 232 wrote to memory of 4004 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 110 PID 232 wrote to memory of 3996 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 113 PID 232 wrote to memory of 3996 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 113 PID 232 wrote to memory of 3996 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 113 PID 232 wrote to memory of 2332 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 115 PID 232 wrote to memory of 2332 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 115 PID 232 wrote to memory of 2332 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 115 PID 232 wrote to memory of 4460 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 117 PID 232 wrote to memory of 4460 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 117 PID 232 wrote to memory of 4460 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 117 PID 232 wrote to memory of 4864 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 122 PID 232 wrote to memory of 4864 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 122 PID 232 wrote to memory of 4864 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 122 PID 232 wrote to memory of 3456 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 128 PID 232 wrote to memory of 3456 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 128 PID 232 wrote to memory of 3456 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 128 PID 232 wrote to memory of 3608 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 131 PID 232 wrote to memory of 3608 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 131 PID 232 wrote to memory of 3608 232 2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe 131
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-22_33f263e7dc6cda9a453e08f2347c7db1_gandcrab.exe"1⤵
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:232 -
C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:804
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:4620
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:3276
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:4552
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:776
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:4004
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:3996
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:2332
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:4460
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:4864
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:3456
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:3608
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