Analysis
- max time kernel
149s - max time network
150s - platform
windows7_x64 - resource
win7-20240705-en - resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system - submitted
10/07/2024, 06:26
Behavioral task
behavioral1
Sample
2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe
Resource
win7-20240705-en
windows7-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe
Resource
win10v2004-20240709-en
windows10-2004-x64
7 signatures
150 seconds
General
- Target 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe
- Size 77KB
- Sample240710-g663fstepg
- SHA256 3b5a76192a1f73b0ddcb70d483606749ca7971f2626a6bd016eb68cede088461
- MD5 3fa8f25ee1757739097922745c98a775
- SHA1 8ec0c421745fd6f3ac36ce7951260ed6c4a2399c
- SHA512 6cf29c30cdaff5a2c0817fdc10d6dec0fa8928460986cb60e67904dc1a4aef4feaf28d2d13ba315b7773a1d6b8c57027ec8f2bb8592e8942419029e1f5db45e2
- SSDEEP 1536:kgSeGDjnjhnwjyB0yjMqqUM2mr3IdE8mne0Avu5r++yy7CA7GcIaapavdv9:kMSjVneyBbMqqMmr3IdE8we0Avu5r++X
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
gandcrab
C2
-
http://gdcbghvjyqy7jclk.onion.top/
Signatures
- GandCrab payload 2 IoCs
resource yara_rule behavioral1/memory/2400-0-0x0000000000400000-0x0000000000417000-memory.dmp family_gandcrab behavioral1/memory/2400-4-0x0000000000400000-0x0000000000417000-memory.dmp family_gandcrab - Gandcrab
Gandcrab is a Trojan horse that encrypts files on a computer.
- Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\pjqtvoefsbe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe" 2024-07-10_3fa8f25ee1757739097922745c98a775_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) \??\Z: 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe File opened (read-only) \??\L: 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe File opened (read-only) \??\N: 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe File opened (read-only) \??\R: 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe File opened (read-only) \??\T: 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe File opened (read-only) \??\Y: 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe File opened (read-only) \??\P: 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe File opened (read-only) \??\Q: 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe File opened (read-only) \??\W: 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe File opened (read-only) \??\A: 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe File opened (read-only) \??\I: 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe File opened (read-only) \??\J: 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe File opened (read-only) \??\K: 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe File opened (read-only) \??\M: 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe File opened (read-only) \??\E: 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe File opened (read-only) \??\G: 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe File opened (read-only) \??\O: 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe File opened (read-only) \??\S: 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe File opened (read-only) \??\B: 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe File opened (read-only) \??\H: 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe File opened (read-only) \??\U: 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe File opened (read-only) \??\V: 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe File opened (read-only) \??\X: 2024-07-10_3fa8f25ee1757739097922745c98a775_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 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe - Suspicious use of WriteProcessMemory 60 IoCs
description pid Process procid_target PID 2400 wrote to memory of 2248 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 31 PID 2400 wrote to memory of 2248 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 31 PID 2400 wrote to memory of 2248 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 31 PID 2400 wrote to memory of 2248 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 31 PID 2400 wrote to memory of 2832 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 34 PID 2400 wrote to memory of 2832 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 34 PID 2400 wrote to memory of 2832 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 34 PID 2400 wrote to memory of 2832 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 34 PID 2400 wrote to memory of 2972 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 36 PID 2400 wrote to memory of 2972 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 36 PID 2400 wrote to memory of 2972 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 36 PID 2400 wrote to memory of 2972 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 36 PID 2400 wrote to memory of 1808 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 38 PID 2400 wrote to memory of 1808 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 38 PID 2400 wrote to memory of 1808 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 38 PID 2400 wrote to memory of 1808 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 38 PID 2400 wrote to memory of 2532 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 40 PID 2400 wrote to memory of 2532 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 40 PID 2400 wrote to memory of 2532 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 40 PID 2400 wrote to memory of 2532 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 40 PID 2400 wrote to memory of 1132 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 42 PID 2400 wrote to memory of 1132 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 42 PID 2400 wrote to memory of 1132 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 42 PID 2400 wrote to memory of 1132 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 42 PID 2400 wrote to memory of 2868 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 44 PID 2400 wrote to memory of 2868 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 44 PID 2400 wrote to memory of 2868 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 44 PID 2400 wrote to memory of 2868 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 44 PID 2400 wrote to memory of 2952 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 46 PID 2400 wrote to memory of 2952 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 46 PID 2400 wrote to memory of 2952 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 46 PID 2400 wrote to memory of 2952 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 46 PID 2400 wrote to memory of 2944 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 48 PID 2400 wrote to memory of 2944 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 48 PID 2400 wrote to memory of 2944 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 48 PID 2400 wrote to memory of 2944 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 48 PID 2400 wrote to memory of 2100 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 50 PID 2400 wrote to memory of 2100 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 50 PID 2400 wrote to memory of 2100 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 50 PID 2400 wrote to memory of 2100 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 50 PID 2400 wrote to memory of 2084 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 52 PID 2400 wrote to memory of 2084 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 52 PID 2400 wrote to memory of 2084 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 52 PID 2400 wrote to memory of 2084 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 52 PID 2400 wrote to memory of 1520 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 54 PID 2400 wrote to memory of 1520 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 54 PID 2400 wrote to memory of 1520 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 54 PID 2400 wrote to memory of 1520 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 54 PID 2400 wrote to memory of 304 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 56 PID 2400 wrote to memory of 304 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 56 PID 2400 wrote to memory of 304 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 56 PID 2400 wrote to memory of 304 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 56 PID 2400 wrote to memory of 3012 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 58 PID 2400 wrote to memory of 3012 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 58 PID 2400 wrote to memory of 3012 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 58 PID 2400 wrote to memory of 3012 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 58 PID 2400 wrote to memory of 1096 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 60 PID 2400 wrote to memory of 1096 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 60 PID 2400 wrote to memory of 1096 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 60 PID 2400 wrote to memory of 1096 2400 2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe 60
Processes
-
C:\Users\Admin\AppData\Local\Temp\2024-07-10_3fa8f25ee1757739097922745c98a775_gandcrab.exe"C:\Users\Admin\AppData\Local\Temp\2024-07-10_3fa8f25ee1757739097922745c98a775_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:2400 -
C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:2248
-
-
C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:2832
-
-
C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:2972
-
-
C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:1808
-
-
C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:2532
-
-
C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:1132
-
-
C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:2868
-
-
C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:2952
-
-
C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:2944
-
-
C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:2100
-
-
C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:2084
-
-
C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:1520
-
-
C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:304
-
-
C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:3012
-
-
C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:1096
-