Analysis
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max time kernel
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max time network
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platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
24/03/2024, 05:58
Behavioral task
behavioral1
Sample
2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe
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Size
145KB
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MD5
cefa09f1cd3e0c5769daa8f61e50ab03
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SHA1
8ddbb050794bbafe9582a235f9c37bf38ca3518c
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SHA256
46feaaeb9987ea13a0d9babefaea0af71b076ab9e5a05ae762da64c2bf7b91d6
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SHA512
3df4a6c3aafb6f41cab795ae4a5ec52ce63c5d8dbe52049a439e00ba49003b8d988d09dc7cb2dd615067bb8a5a30fd161628d97df845f356c2355251fad59ec9
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SSDEEP
3072:lYHVHd2NCMqqDL2/mr3IdE8we0Avu5r++ygLIaagvdCjRv9OtN:lyOqqDL64vdGREz
Malware Config
Signatures
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GandCrab payload 2 IoCs
resource yara_rule behavioral1/memory/1740-0-0x0000000000400000-0x0000000000428000-memory.dmp family_gandcrab behavioral1/memory/1740-4-0x0000000000400000-0x0000000000428000-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 behavioral1/memory/1740-0-0x0000000000400000-0x0000000000428000-memory.dmp SUSP_RANSOMWARE_Indicator_Jul20 behavioral1/memory/1740-4-0x0000000000400000-0x0000000000428000-memory.dmp SUSP_RANSOMWARE_Indicator_Jul20 -
Gandcrab Payload 2 IoCs
resource yara_rule behavioral1/memory/1740-0-0x0000000000400000-0x0000000000428000-memory.dmp Gandcrab behavioral1/memory/1740-4-0x0000000000400000-0x0000000000428000-memory.dmp Gandcrab -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\amazivbtrbi = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe" 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_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) \??\X: 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe File opened (read-only) \??\E: 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe File opened (read-only) \??\H: 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe File opened (read-only) \??\Q: 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe File opened (read-only) \??\R: 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe File opened (read-only) \??\W: 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe File opened (read-only) \??\J: 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe File opened (read-only) \??\K: 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe File opened (read-only) \??\N: 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe File opened (read-only) \??\P: 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe File opened (read-only) \??\T: 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe File opened (read-only) \??\M: 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe File opened (read-only) \??\O: 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe File opened (read-only) \??\S: 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe File opened (read-only) \??\A: 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe File opened (read-only) \??\B: 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe File opened (read-only) \??\G: 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe File opened (read-only) \??\I: 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe File opened (read-only) \??\L: 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe File opened (read-only) \??\U: 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe File opened (read-only) \??\V: 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe File opened (read-only) \??\Y: 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe File opened (read-only) \??\Z: 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_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 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe -
Suspicious use of WriteProcessMemory 60 IoCs
description pid Process procid_target PID 1740 wrote to memory of 1248 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 28 PID 1740 wrote to memory of 1248 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 28 PID 1740 wrote to memory of 1248 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 28 PID 1740 wrote to memory of 1248 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 28 PID 1740 wrote to memory of 2684 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 31 PID 1740 wrote to memory of 2684 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 31 PID 1740 wrote to memory of 2684 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 31 PID 1740 wrote to memory of 2684 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 31 PID 1740 wrote to memory of 2392 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 33 PID 1740 wrote to memory of 2392 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 33 PID 1740 wrote to memory of 2392 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 33 PID 1740 wrote to memory of 2392 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 33 PID 1740 wrote to memory of 2204 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 35 PID 1740 wrote to memory of 2204 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 35 PID 1740 wrote to memory of 2204 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 35 PID 1740 wrote to memory of 2204 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 35 PID 1740 wrote to memory of 2480 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 37 PID 1740 wrote to memory of 2480 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 37 PID 1740 wrote to memory of 2480 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 37 PID 1740 wrote to memory of 2480 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 37 PID 1740 wrote to memory of 2724 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 41 PID 1740 wrote to memory of 2724 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 41 PID 1740 wrote to memory of 2724 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 41 PID 1740 wrote to memory of 2724 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 41 PID 1740 wrote to memory of 2232 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 43 PID 1740 wrote to memory of 2232 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 43 PID 1740 wrote to memory of 2232 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 43 PID 1740 wrote to memory of 2232 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 43 PID 1740 wrote to memory of 1652 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 45 PID 1740 wrote to memory of 1652 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 45 PID 1740 wrote to memory of 1652 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 45 PID 1740 wrote to memory of 1652 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 45 PID 1740 wrote to memory of 1596 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 47 PID 1740 wrote to memory of 1596 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 47 PID 1740 wrote to memory of 1596 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 47 PID 1740 wrote to memory of 1596 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 47 PID 1740 wrote to memory of 480 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 49 PID 1740 wrote to memory of 480 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 49 PID 1740 wrote to memory of 480 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 49 PID 1740 wrote to memory of 480 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 49 PID 1740 wrote to memory of 2788 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 51 PID 1740 wrote to memory of 2788 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 51 PID 1740 wrote to memory of 2788 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 51 PID 1740 wrote to memory of 2788 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 51 PID 1740 wrote to memory of 2908 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 53 PID 1740 wrote to memory of 2908 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 53 PID 1740 wrote to memory of 2908 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 53 PID 1740 wrote to memory of 2908 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 53 PID 1740 wrote to memory of 1120 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 55 PID 1740 wrote to memory of 1120 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 55 PID 1740 wrote to memory of 1120 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 55 PID 1740 wrote to memory of 1120 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 55 PID 1740 wrote to memory of 2112 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 57 PID 1740 wrote to memory of 2112 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 57 PID 1740 wrote to memory of 2112 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 57 PID 1740 wrote to memory of 2112 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 57 PID 1740 wrote to memory of 1808 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 59 PID 1740 wrote to memory of 1808 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 59 PID 1740 wrote to memory of 1808 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 59 PID 1740 wrote to memory of 1808 1740 2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe 59
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_gandcrab.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-24_cefa09f1cd3e0c5769daa8f61e50ab03_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:1740 -
C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:1248
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:2684
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:2392
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:2204
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:2480
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:2724
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:2232
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:1652
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:1596
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:480
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:2788
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:2908
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:1120
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:2112
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:1808
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