Analysis
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max time kernel
148s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
18-06-2024 17:26
Behavioral task
behavioral1
Sample
2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe
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Size
97KB
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MD5
8c8d3d84ae7deb729e78dcf97cf4f42f
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SHA1
d576da3637ea725fc626e12af390408b23b98c71
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SHA256
ba0116cd4e979541584aadde12c54bc683013c5e931c5ca7d6ca5ec464882139
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SHA512
ce491b41c45a310d2dc3227ca66144ff0256db4c9c9cdc5f82743e69627fd4e8aeb11a88a146e6cbf4a55b60c74effef19036011efb3c5df4e1bf88ee32e733c
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SSDEEP
1536:oZZZZZZZZZZZZpXzzzzzzzzzzzzV9rXounV98hbHnAlMqqU+2bbbAV2/S2LNmHkf:mBounVyFHkMqqDL2/LgHkctc
Malware Config
Signatures
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GandCrab payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/5088-0-0x000000000FBB0000-0x000000000FBCB000-memory.dmp family_gandcrab behavioral2/memory/5088-4-0x000000000FBB0000-0x000000000FBCB000-memory.dmp family_gandcrab -
Gandcrab
Gandcrab is a Trojan horse that encrypts files on a computer.
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Detects Reflective DLL injection artifacts 2 IoCs
Processes:
resource yara_rule behavioral2/memory/5088-0-0x000000000FBB0000-0x000000000FBCB000-memory.dmp INDICATOR_SUSPICIOUS_ReflectiveLoader behavioral2/memory/5088-4-0x000000000FBB0000-0x000000000FBCB000-memory.dmp INDICATOR_SUSPICIOUS_ReflectiveLoader -
Detects ransomware indicator 2 IoCs
Processes:
resource yara_rule behavioral2/memory/5088-0-0x000000000FBB0000-0x000000000FBCB000-memory.dmp SUSP_RANSOMWARE_Indicator_Jul20 behavioral2/memory/5088-4-0x000000000FBB0000-0x000000000FBCB000-memory.dmp SUSP_RANSOMWARE_Indicator_Jul20 -
Gandcrab Payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/5088-0-0x000000000FBB0000-0x000000000FBCB000-memory.dmp Gandcrab behavioral2/memory/5088-4-0x000000000FBB0000-0x000000000FBCB000-memory.dmp Gandcrab -
UPX dump on OEP (original entry point) 2 IoCs
Processes:
resource yara_rule behavioral2/memory/5088-0-0x000000000FBB0000-0x000000000FBCB000-memory.dmp UPX behavioral2/memory/5088-4-0x000000000FBB0000-0x000000000FBCB000-memory.dmp UPX -
Processes:
resource yara_rule behavioral2/memory/5088-0-0x000000000FBB0000-0x000000000FBCB000-memory.dmp upx behavioral2/memory/5088-4-0x000000000FBB0000-0x000000000FBCB000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\tdjzpvxyxtf = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe" 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exedescription ioc process File opened (read-only) \??\G: 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe File opened (read-only) \??\O: 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe File opened (read-only) \??\P: 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe File opened (read-only) \??\Q: 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe File opened (read-only) \??\S: 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe File opened (read-only) \??\B: 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe File opened (read-only) \??\R: 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe File opened (read-only) \??\T: 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe File opened (read-only) \??\U: 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe File opened (read-only) \??\V: 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe File opened (read-only) \??\W: 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe File opened (read-only) \??\Z: 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe File opened (read-only) \??\L: 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe File opened (read-only) \??\H: 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe File opened (read-only) \??\K: 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe File opened (read-only) \??\N: 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe File opened (read-only) \??\X: 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe File opened (read-only) \??\Y: 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe File opened (read-only) \??\A: 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe File opened (read-only) \??\I: 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe File opened (read-only) \??\J: 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe File opened (read-only) \??\M: 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe File opened (read-only) \??\E: 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exepid process 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exedescription pid process target process PID 5088 wrote to memory of 924 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe nslookup.exe PID 5088 wrote to memory of 924 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe nslookup.exe PID 5088 wrote to memory of 924 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe nslookup.exe PID 5088 wrote to memory of 2264 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe nslookup.exe PID 5088 wrote to memory of 2264 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe nslookup.exe PID 5088 wrote to memory of 2264 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe nslookup.exe PID 5088 wrote to memory of 380 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe nslookup.exe PID 5088 wrote to memory of 380 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe nslookup.exe PID 5088 wrote to memory of 380 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe nslookup.exe PID 5088 wrote to memory of 3860 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe nslookup.exe PID 5088 wrote to memory of 3860 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe nslookup.exe PID 5088 wrote to memory of 3860 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe nslookup.exe PID 5088 wrote to memory of 4632 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe nslookup.exe PID 5088 wrote to memory of 4632 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe nslookup.exe PID 5088 wrote to memory of 4632 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe nslookup.exe PID 5088 wrote to memory of 2644 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe nslookup.exe PID 5088 wrote to memory of 2644 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe nslookup.exe PID 5088 wrote to memory of 2644 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe nslookup.exe PID 5088 wrote to memory of 2944 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe nslookup.exe PID 5088 wrote to memory of 2944 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe nslookup.exe PID 5088 wrote to memory of 2944 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe nslookup.exe PID 5088 wrote to memory of 4704 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe nslookup.exe PID 5088 wrote to memory of 4704 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe nslookup.exe PID 5088 wrote to memory of 4704 5088 2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe nslookup.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-18_8c8d3d84ae7deb729e78dcf97cf4f42f_gandcrab.exe"1⤵
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.coin dns1.soprodns.ru2⤵
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns2.soprodns.ru2⤵
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.coin dns2.soprodns.ru2⤵
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns2.soprodns.ru2⤵
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.coin dns1.soprodns.ru2⤵
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵