Analysis
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max time kernel
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max time network
150s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
05-05-2024 21:09
Static task
static1
Behavioral task
behavioral1
Sample
1_exe.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
1_exe.exe
Resource
win10v2004-20240419-en
General
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Target
1_exe.exe
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Size
254KB
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MD5
ff6745411cc69bee286e17f4fba69b35
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SHA1
b6256ccd0f45713be63bc17c1e7f8438a7f8f5a8
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SHA256
747c3e82813bf85e4fdff7e7c1fc277d7ad82526b20224e5c5959e9eebc54225
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SHA512
818839935a2cb5c890070b209745b14e8b5333298fdccb18de94ce6c985528b6c33b5865a4bf9cb187465f853ece595439a48d3e1549cbbf66a817eb1ba2e783
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SSDEEP
3072:NYzHy2IAsdtxcPXjI2GG0MRE2BNi3jVUvAHg2bROeHjB8V9WpE0HBdh0zmOhb:NYzS2IAh7t0MRHMxUvALO0QYp1BEfd
Malware Config
Signatures
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GandCrab payload 4 IoCs
resource yara_rule behavioral1/memory/2168-3-0x0000000000400000-0x0000000000445000-memory.dmp family_gandcrab behavioral1/memory/2168-4-0x0000000000220000-0x0000000000237000-memory.dmp family_gandcrab behavioral1/memory/2168-6-0x0000000000400000-0x0000000000445000-memory.dmp family_gandcrab behavioral1/memory/2168-15-0x0000000000400000-0x000000000042C000-memory.dmp family_gandcrab -
Gandcrab
Gandcrab is a Trojan horse that encrypts files on a computer.
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\xccsdnypoeq = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\tkfaot.exe\"" 1_exe.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) \??\R: 1_exe.exe File opened (read-only) \??\T: 1_exe.exe File opened (read-only) \??\X: 1_exe.exe File opened (read-only) \??\Y: 1_exe.exe File opened (read-only) \??\Z: 1_exe.exe File opened (read-only) \??\P: 1_exe.exe File opened (read-only) \??\I: 1_exe.exe File opened (read-only) \??\O: 1_exe.exe File opened (read-only) \??\U: 1_exe.exe File opened (read-only) \??\V: 1_exe.exe File opened (read-only) \??\A: 1_exe.exe File opened (read-only) \??\E: 1_exe.exe File opened (read-only) \??\G: 1_exe.exe File opened (read-only) \??\J: 1_exe.exe File opened (read-only) \??\M: 1_exe.exe File opened (read-only) \??\Q: 1_exe.exe File opened (read-only) \??\W: 1_exe.exe File opened (read-only) \??\B: 1_exe.exe File opened (read-only) \??\K: 1_exe.exe File opened (read-only) \??\L: 1_exe.exe File opened (read-only) \??\N: 1_exe.exe File opened (read-only) \??\S: 1_exe.exe File opened (read-only) \??\H: 1_exe.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 1_exe.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 1_exe.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 1_exe.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2168 1_exe.exe 2168 1_exe.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2168 wrote to memory of 2620 2168 1_exe.exe 28 PID 2168 wrote to memory of 2620 2168 1_exe.exe 28 PID 2168 wrote to memory of 2620 2168 1_exe.exe 28 PID 2168 wrote to memory of 2620 2168 1_exe.exe 28 PID 2168 wrote to memory of 1972 2168 1_exe.exe 30 PID 2168 wrote to memory of 1972 2168 1_exe.exe 30 PID 2168 wrote to memory of 1972 2168 1_exe.exe 30 PID 2168 wrote to memory of 1972 2168 1_exe.exe 30 PID 2168 wrote to memory of 2660 2168 1_exe.exe 32 PID 2168 wrote to memory of 2660 2168 1_exe.exe 32 PID 2168 wrote to memory of 2660 2168 1_exe.exe 32 PID 2168 wrote to memory of 2660 2168 1_exe.exe 32 PID 2168 wrote to memory of 1800 2168 1_exe.exe 34 PID 2168 wrote to memory of 1800 2168 1_exe.exe 34 PID 2168 wrote to memory of 1800 2168 1_exe.exe 34 PID 2168 wrote to memory of 1800 2168 1_exe.exe 34 PID 2168 wrote to memory of 2584 2168 1_exe.exe 36 PID 2168 wrote to memory of 2584 2168 1_exe.exe 36 PID 2168 wrote to memory of 2584 2168 1_exe.exe 36 PID 2168 wrote to memory of 2584 2168 1_exe.exe 36 PID 2168 wrote to memory of 2648 2168 1_exe.exe 38 PID 2168 wrote to memory of 2648 2168 1_exe.exe 38 PID 2168 wrote to memory of 2648 2168 1_exe.exe 38 PID 2168 wrote to memory of 2648 2168 1_exe.exe 38 PID 2168 wrote to memory of 2744 2168 1_exe.exe 42 PID 2168 wrote to memory of 2744 2168 1_exe.exe 42 PID 2168 wrote to memory of 2744 2168 1_exe.exe 42 PID 2168 wrote to memory of 2744 2168 1_exe.exe 42 PID 2168 wrote to memory of 2128 2168 1_exe.exe 44 PID 2168 wrote to memory of 2128 2168 1_exe.exe 44 PID 2168 wrote to memory of 2128 2168 1_exe.exe 44 PID 2168 wrote to memory of 2128 2168 1_exe.exe 44 PID 2168 wrote to memory of 2756 2168 1_exe.exe 46 PID 2168 wrote to memory of 2756 2168 1_exe.exe 46 PID 2168 wrote to memory of 2756 2168 1_exe.exe 46 PID 2168 wrote to memory of 2756 2168 1_exe.exe 46 PID 2168 wrote to memory of 1844 2168 1_exe.exe 48 PID 2168 wrote to memory of 1844 2168 1_exe.exe 48 PID 2168 wrote to memory of 1844 2168 1_exe.exe 48 PID 2168 wrote to memory of 1844 2168 1_exe.exe 48 PID 2168 wrote to memory of 1244 2168 1_exe.exe 50 PID 2168 wrote to memory of 1244 2168 1_exe.exe 50 PID 2168 wrote to memory of 1244 2168 1_exe.exe 50 PID 2168 wrote to memory of 1244 2168 1_exe.exe 50 PID 2168 wrote to memory of 1964 2168 1_exe.exe 52 PID 2168 wrote to memory of 1964 2168 1_exe.exe 52 PID 2168 wrote to memory of 1964 2168 1_exe.exe 52 PID 2168 wrote to memory of 1964 2168 1_exe.exe 52 PID 2168 wrote to memory of 1664 2168 1_exe.exe 54 PID 2168 wrote to memory of 1664 2168 1_exe.exe 54 PID 2168 wrote to memory of 1664 2168 1_exe.exe 54 PID 2168 wrote to memory of 1664 2168 1_exe.exe 54 PID 2168 wrote to memory of 600 2168 1_exe.exe 56 PID 2168 wrote to memory of 600 2168 1_exe.exe 56 PID 2168 wrote to memory of 600 2168 1_exe.exe 56 PID 2168 wrote to memory of 600 2168 1_exe.exe 56 PID 2168 wrote to memory of 1068 2168 1_exe.exe 58 PID 2168 wrote to memory of 1068 2168 1_exe.exe 58 PID 2168 wrote to memory of 1068 2168 1_exe.exe 58 PID 2168 wrote to memory of 1068 2168 1_exe.exe 58 PID 2168 wrote to memory of 2380 2168 1_exe.exe 60 PID 2168 wrote to memory of 2380 2168 1_exe.exe 60 PID 2168 wrote to memory of 2380 2168 1_exe.exe 60 PID 2168 wrote to memory of 2380 2168 1_exe.exe 60
Processes
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C:\Users\Admin\AppData\Local\Temp\1_exe.exe"C:\Users\Admin\AppData\Local\Temp\1_exe.exe"1⤵
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2168 -
C:\Windows\SysWOW64\nslookup.exenslookup carder.bit ns1.wowservers.ru2⤵PID:2620
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C:\Windows\SysWOW64\nslookup.exenslookup ransomware.bit ns2.wowservers.ru2⤵PID:1972
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C:\Windows\SysWOW64\nslookup.exenslookup carder.bit ns2.wowservers.ru2⤵PID:2660
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C:\Windows\SysWOW64\nslookup.exenslookup ransomware.bit ns1.wowservers.ru2⤵PID:1800
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C:\Windows\SysWOW64\nslookup.exenslookup carder.bit ns1.wowservers.ru2⤵PID:2584
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C:\Windows\SysWOW64\nslookup.exenslookup ransomware.bit ns2.wowservers.ru2⤵PID:2648
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C:\Windows\SysWOW64\nslookup.exenslookup carder.bit ns2.wowservers.ru2⤵PID:2744
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C:\Windows\SysWOW64\nslookup.exenslookup ransomware.bit ns1.wowservers.ru2⤵PID:2128
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C:\Windows\SysWOW64\nslookup.exenslookup carder.bit ns1.wowservers.ru2⤵PID:2756
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C:\Windows\SysWOW64\nslookup.exenslookup ransomware.bit ns2.wowservers.ru2⤵PID:1844
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C:\Windows\SysWOW64\nslookup.exenslookup carder.bit ns2.wowservers.ru2⤵PID:1244
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C:\Windows\SysWOW64\nslookup.exenslookup ransomware.bit ns1.wowservers.ru2⤵PID:1964
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C:\Windows\SysWOW64\nslookup.exenslookup carder.bit ns1.wowservers.ru2⤵PID:1664
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C:\Windows\SysWOW64\nslookup.exenslookup ransomware.bit ns2.wowservers.ru2⤵PID:600
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C:\Windows\SysWOW64\nslookup.exenslookup carder.bit ns2.wowservers.ru2⤵PID:1068
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C:\Windows\SysWOW64\nslookup.exenslookup ransomware.bit ns1.wowservers.ru2⤵PID:2380
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C:\Windows\SysWOW64\nslookup.exenslookup carder.bit ns1.wowservers.ru2⤵PID:1672
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C:\Windows\SysWOW64\nslookup.exenslookup ransomware.bit ns2.wowservers.ru2⤵PID:1720
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C:\Windows\SysWOW64\nslookup.exenslookup carder.bit ns2.wowservers.ru2⤵PID:332
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