Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system - submitted
27/03/2024, 15:30
Behavioral task
behavioral1
Sample
2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe
Resource
win7-20240221-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe
- Size 145KB
- Sample240327-sxpycsad2v
- SHA256 b8204d45994eca71e994c59b41fc09cc46be2f75ad2cd14c02ac0a841b895ca8
- MD5 70bcd53b79bf5883e41c604b3f4914be
- SHA1 ecc1ea5379b458235982c571a15a1dea5f05c709
- SHA512 e70738b50848881d07adff3316f570a095fa9736c4ee5dd7f43ea24f297d6ed9c9aeba0a8b60ee5205430275c7fb436f6226b109f76cf76cacd8c4161bc5f8ec
- SSDEEP 3072:8YHVHd2NCMqqDL2/mr3IdE8we0Avu5r++ygLIaagvdCjRv9OtN:8yOqqDL64vdGREz
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- GandCrab payload 2 IoCs
resource yara_rule behavioral2/memory/4380-0-0x0000000000400000-0x0000000000428000-memory.dmp family_gandcrab behavioral2/memory/4380-4-0x0000000000400000-0x0000000000428000-memory.dmp family_gandcrab - Gandcrab
Gandcrab is a Trojan horse that encrypts files on a computer.
- Detects ransomware indicator 2 IoCs
resource yara_rule behavioral2/memory/4380-0-0x0000000000400000-0x0000000000428000-memory.dmp SUSP_RANSOMWARE_Indicator_Jul20 behavioral2/memory/4380-4-0x0000000000400000-0x0000000000428000-memory.dmp SUSP_RANSOMWARE_Indicator_Jul20 - Gandcrab Payload 2 IoCs
resource yara_rule behavioral2/memory/4380-0-0x0000000000400000-0x0000000000428000-memory.dmp Gandcrab behavioral2/memory/4380-4-0x0000000000400000-0x0000000000428000-memory.dmp Gandcrab - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\gkbbpvcbzdx = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe" 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_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: 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe File opened (read-only) \??\B: 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe File opened (read-only) \??\G: 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe File opened (read-only) \??\P: 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe File opened (read-only) \??\S: 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe File opened (read-only) \??\V: 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe File opened (read-only) \??\O: 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe File opened (read-only) \??\Q: 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe File opened (read-only) \??\T: 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe File opened (read-only) \??\U: 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe File opened (read-only) \??\L: 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe File opened (read-only) \??\N: 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe File opened (read-only) \??\A: 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe File opened (read-only) \??\H: 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe File opened (read-only) \??\I: 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe File opened (read-only) \??\J: 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe File opened (read-only) \??\K: 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe File opened (read-only) \??\Y: 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe File opened (read-only) \??\E: 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe File opened (read-only) \??\M: 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe File opened (read-only) \??\R: 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe File opened (read-only) \??\W: 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe File opened (read-only) \??\X: 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_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 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe - Suspicious use of WriteProcessMemory 42 IoCs
description pid Process procid_target PID 4380 wrote to memory of 2864 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 93 PID 4380 wrote to memory of 2864 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 93 PID 4380 wrote to memory of 2864 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 93 PID 4380 wrote to memory of 832 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 103 PID 4380 wrote to memory of 832 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 103 PID 4380 wrote to memory of 832 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 103 PID 4380 wrote to memory of 2860 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 105 PID 4380 wrote to memory of 2860 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 105 PID 4380 wrote to memory of 2860 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 105 PID 4380 wrote to memory of 780 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 110 PID 4380 wrote to memory of 780 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 110 PID 4380 wrote to memory of 780 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 110 PID 4380 wrote to memory of 3304 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 112 PID 4380 wrote to memory of 3304 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 112 PID 4380 wrote to memory of 3304 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 112 PID 4380 wrote to memory of 3992 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 114 PID 4380 wrote to memory of 3992 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 114 PID 4380 wrote to memory of 3992 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 114 PID 4380 wrote to memory of 4832 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 118 PID 4380 wrote to memory of 4832 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 118 PID 4380 wrote to memory of 4832 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 118 PID 4380 wrote to memory of 2104 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 120 PID 4380 wrote to memory of 2104 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 120 PID 4380 wrote to memory of 2104 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 120 PID 4380 wrote to memory of 2660 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 122 PID 4380 wrote to memory of 2660 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 122 PID 4380 wrote to memory of 2660 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 122 PID 4380 wrote to memory of 2092 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 127 PID 4380 wrote to memory of 2092 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 127 PID 4380 wrote to memory of 2092 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 127 PID 4380 wrote to memory of 464 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 129 PID 4380 wrote to memory of 464 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 129 PID 4380 wrote to memory of 464 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 129 PID 4380 wrote to memory of 3020 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 134 PID 4380 wrote to memory of 3020 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 134 PID 4380 wrote to memory of 3020 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 134 PID 4380 wrote to memory of 4452 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 139 PID 4380 wrote to memory of 4452 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 139 PID 4380 wrote to memory of 4452 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 139 PID 4380 wrote to memory of 3152 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 141 PID 4380 wrote to memory of 3152 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 141 PID 4380 wrote to memory of 3152 4380 2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe 141
Processes
-
C:\Users\Admin\AppData\Local\Temp\2024-03-27_70bcd53b79bf5883e41c604b3f4914be_gandcrab.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-27_70bcd53b79bf5883e41c604b3f4914be_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:4380 -
C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:2864
-
-
C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:832
-
-
C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:2860
-
-
C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:780
-
-
C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:3304
-
-
C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:3992
-
-
C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:4832
-
-
C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:2104
-
-
C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:2660
-
-
C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:2092
-
-
C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:464
-
-
C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:3020
-
-
C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:4452
-
-
C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:3152
-