Analysis
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max time kernel
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max time network
153s -
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, 15:48
Behavioral task
behavioral1
Sample
2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe
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Size
145KB
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MD5
8f863863ef545d81679c6bbd1197437c
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SHA1
41cd90d5190b1b973d7b4ece7e678dfcefbab37c
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SHA256
f7dceacb3b314e2a88fbdd8404630acf1d1767dfead5ca4eab1716855a4a8d56
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SHA512
1981ffaa6ca4ca3ddacf3ee57d2e1805e9ff19093131a8294d43a56363575ec0b440ecceb2d9ed1d9459682b561a4e442b7ff505462f994b7c41b540c2a2b190
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SSDEEP
3072:pYHVHd2NCMqqDL2/mr3IdE8we0Avu5r++ygLIaagvdCjRv9OtN:pyOqqDL64vdGREz
Malware Config
Signatures
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GandCrab payload 2 IoCs
resource yara_rule behavioral2/memory/3496-0-0x0000000000400000-0x0000000000428000-memory.dmp family_gandcrab behavioral2/memory/3496-4-0x0000000000400000-0x0000000000428000-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/3496-0-0x0000000000400000-0x0000000000428000-memory.dmp SUSP_RANSOMWARE_Indicator_Jul20 behavioral2/memory/3496-4-0x0000000000400000-0x0000000000428000-memory.dmp SUSP_RANSOMWARE_Indicator_Jul20 -
Gandcrab Payload 2 IoCs
resource yara_rule behavioral2/memory/3496-0-0x0000000000400000-0x0000000000428000-memory.dmp Gandcrab behavioral2/memory/3496-4-0x0000000000400000-0x0000000000428000-memory.dmp Gandcrab -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\paihgpdcndz = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe" 2024-03-22_8f863863ef545d81679c6bbd1197437c_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) \??\G: 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe File opened (read-only) \??\I: 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe File opened (read-only) \??\J: 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe File opened (read-only) \??\M: 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe File opened (read-only) \??\R: 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe File opened (read-only) \??\U: 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe File opened (read-only) \??\B: 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe File opened (read-only) \??\E: 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe File opened (read-only) \??\X: 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe File opened (read-only) \??\W: 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe File opened (read-only) \??\H: 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe File opened (read-only) \??\O: 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe File opened (read-only) \??\L: 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe File opened (read-only) \??\A: 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe File opened (read-only) \??\K: 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe File opened (read-only) \??\Q: 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe File opened (read-only) \??\S: 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe File opened (read-only) \??\T: 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe File opened (read-only) \??\V: 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe File opened (read-only) \??\Y: 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe File opened (read-only) \??\Z: 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe File opened (read-only) \??\N: 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe File opened (read-only) \??\P: 2024-03-22_8f863863ef545d81679c6bbd1197437c_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_8f863863ef545d81679c6bbd1197437c_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe -
Suspicious use of WriteProcessMemory 42 IoCs
description pid Process procid_target PID 3496 wrote to memory of 4912 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 91 PID 3496 wrote to memory of 4912 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 91 PID 3496 wrote to memory of 4912 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 91 PID 3496 wrote to memory of 912 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 103 PID 3496 wrote to memory of 912 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 103 PID 3496 wrote to memory of 912 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 103 PID 3496 wrote to memory of 1148 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 105 PID 3496 wrote to memory of 1148 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 105 PID 3496 wrote to memory of 1148 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 105 PID 3496 wrote to memory of 4396 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 108 PID 3496 wrote to memory of 4396 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 108 PID 3496 wrote to memory of 4396 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 108 PID 3496 wrote to memory of 1616 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 117 PID 3496 wrote to memory of 1616 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 117 PID 3496 wrote to memory of 1616 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 117 PID 3496 wrote to memory of 4808 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 119 PID 3496 wrote to memory of 4808 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 119 PID 3496 wrote to memory of 4808 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 119 PID 3496 wrote to memory of 1428 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 121 PID 3496 wrote to memory of 1428 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 121 PID 3496 wrote to memory of 1428 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 121 PID 3496 wrote to memory of 4756 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 124 PID 3496 wrote to memory of 4756 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 124 PID 3496 wrote to memory of 4756 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 124 PID 3496 wrote to memory of 576 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 126 PID 3496 wrote to memory of 576 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 126 PID 3496 wrote to memory of 576 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 126 PID 3496 wrote to memory of 4828 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 128 PID 3496 wrote to memory of 4828 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 128 PID 3496 wrote to memory of 4828 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 128 PID 3496 wrote to memory of 220 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 130 PID 3496 wrote to memory of 220 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 130 PID 3496 wrote to memory of 220 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 130 PID 3496 wrote to memory of 1104 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 132 PID 3496 wrote to memory of 1104 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 132 PID 3496 wrote to memory of 1104 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 132 PID 3496 wrote to memory of 4748 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 134 PID 3496 wrote to memory of 4748 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 134 PID 3496 wrote to memory of 4748 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 134 PID 3496 wrote to memory of 956 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 136 PID 3496 wrote to memory of 956 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 136 PID 3496 wrote to memory of 956 3496 2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe 136
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-03-22_8f863863ef545d81679c6bbd1197437c_gandcrab.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-22_8f863863ef545d81679c6bbd1197437c_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:3496 -
C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:4912
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:912
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:1148
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:4396
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:1616
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:4808
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:1428
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:4756
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:576
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:4828
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:220
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:1104
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:4748
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:956
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