Analysis
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max time kernel
147s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
17/07/2023, 12:26
Behavioral task
behavioral1
Sample
816e0aed185ac0_JC.exe
Resource
win7-20230712-en
windows7-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
816e0aed185ac0_JC.exe
Resource
win10v2004-20230703-en
windows10-2004-x64
7 signatures
150 seconds
General
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Target
816e0aed185ac0_JC.exe
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Size
145KB
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MD5
816e0aed185ac0926424d05ab5f53359
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SHA1
daf3d0ae89d7ab3ee9cf985225ed0f2981b81860
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SHA256
d28ddce72bc4e4e03915f6580be5bceac32d3f7b91c846a1ce151c9397aa591a
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SHA512
b6a21120638d607915daa544f8d13d9114c1099dcd2bc31e493cdece99ded25085ef3e5ba03b1252c3da231f3de31160e09fa5b54aa8095fb0e4907384ba77cb
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SSDEEP
3072:HYHVHd2NCMqqDL2/mr3IdE8we0Avu5r++ygLIaagvdCjRv9OtN:HyOqqDL64vdGREz
Score
10/10
Malware Config
Signatures
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GandCrab payload 2 IoCs
resource yara_rule behavioral2/memory/4640-133-0x0000000000400000-0x0000000000428000-memory.dmp family_gandcrab behavioral2/memory/4640-137-0x0000000000400000-0x0000000000428000-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 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce 816e0aed185ac0_JC.exe Set value (str) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\daedsvddevf = "C:\\Users\\Admin\\AppData\\Local\\Temp\\816e0aed185ac0_JC.exe" 816e0aed185ac0_JC.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) \??\O: 816e0aed185ac0_JC.exe File opened (read-only) \??\X: 816e0aed185ac0_JC.exe File opened (read-only) \??\Y: 816e0aed185ac0_JC.exe File opened (read-only) \??\I: 816e0aed185ac0_JC.exe File opened (read-only) \??\K: 816e0aed185ac0_JC.exe File opened (read-only) \??\M: 816e0aed185ac0_JC.exe File opened (read-only) \??\N: 816e0aed185ac0_JC.exe File opened (read-only) \??\U: 816e0aed185ac0_JC.exe File opened (read-only) \??\V: 816e0aed185ac0_JC.exe File opened (read-only) \??\Z: 816e0aed185ac0_JC.exe File opened (read-only) \??\B: 816e0aed185ac0_JC.exe File opened (read-only) \??\J: 816e0aed185ac0_JC.exe File opened (read-only) \??\L: 816e0aed185ac0_JC.exe File opened (read-only) \??\P: 816e0aed185ac0_JC.exe File opened (read-only) \??\T: 816e0aed185ac0_JC.exe File opened (read-only) \??\W: 816e0aed185ac0_JC.exe File opened (read-only) \??\A: 816e0aed185ac0_JC.exe File opened (read-only) \??\E: 816e0aed185ac0_JC.exe File opened (read-only) \??\G: 816e0aed185ac0_JC.exe File opened (read-only) \??\H: 816e0aed185ac0_JC.exe File opened (read-only) \??\Q: 816e0aed185ac0_JC.exe File opened (read-only) \??\R: 816e0aed185ac0_JC.exe File opened (read-only) \??\S: 816e0aed185ac0_JC.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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 816e0aed185ac0_JC.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 816e0aed185ac0_JC.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 816e0aed185ac0_JC.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4640 816e0aed185ac0_JC.exe 4640 816e0aed185ac0_JC.exe 4640 816e0aed185ac0_JC.exe 4640 816e0aed185ac0_JC.exe -
Suspicious use of WriteProcessMemory 42 IoCs
description pid Process procid_target PID 4640 wrote to memory of 1460 4640 816e0aed185ac0_JC.exe 86 PID 4640 wrote to memory of 1460 4640 816e0aed185ac0_JC.exe 86 PID 4640 wrote to memory of 1460 4640 816e0aed185ac0_JC.exe 86 PID 4640 wrote to memory of 2760 4640 816e0aed185ac0_JC.exe 94 PID 4640 wrote to memory of 2760 4640 816e0aed185ac0_JC.exe 94 PID 4640 wrote to memory of 2760 4640 816e0aed185ac0_JC.exe 94 PID 4640 wrote to memory of 1204 4640 816e0aed185ac0_JC.exe 97 PID 4640 wrote to memory of 1204 4640 816e0aed185ac0_JC.exe 97 PID 4640 wrote to memory of 1204 4640 816e0aed185ac0_JC.exe 97 PID 4640 wrote to memory of 3168 4640 816e0aed185ac0_JC.exe 101 PID 4640 wrote to memory of 3168 4640 816e0aed185ac0_JC.exe 101 PID 4640 wrote to memory of 3168 4640 816e0aed185ac0_JC.exe 101 PID 4640 wrote to memory of 4920 4640 816e0aed185ac0_JC.exe 103 PID 4640 wrote to memory of 4920 4640 816e0aed185ac0_JC.exe 103 PID 4640 wrote to memory of 4920 4640 816e0aed185ac0_JC.exe 103 PID 4640 wrote to memory of 4260 4640 816e0aed185ac0_JC.exe 105 PID 4640 wrote to memory of 4260 4640 816e0aed185ac0_JC.exe 105 PID 4640 wrote to memory of 4260 4640 816e0aed185ac0_JC.exe 105 PID 4640 wrote to memory of 4984 4640 816e0aed185ac0_JC.exe 108 PID 4640 wrote to memory of 4984 4640 816e0aed185ac0_JC.exe 108 PID 4640 wrote to memory of 4984 4640 816e0aed185ac0_JC.exe 108 PID 4640 wrote to memory of 368 4640 816e0aed185ac0_JC.exe 110 PID 4640 wrote to memory of 368 4640 816e0aed185ac0_JC.exe 110 PID 4640 wrote to memory of 368 4640 816e0aed185ac0_JC.exe 110 PID 4640 wrote to memory of 4232 4640 816e0aed185ac0_JC.exe 112 PID 4640 wrote to memory of 4232 4640 816e0aed185ac0_JC.exe 112 PID 4640 wrote to memory of 4232 4640 816e0aed185ac0_JC.exe 112 PID 4640 wrote to memory of 1172 4640 816e0aed185ac0_JC.exe 120 PID 4640 wrote to memory of 1172 4640 816e0aed185ac0_JC.exe 120 PID 4640 wrote to memory of 1172 4640 816e0aed185ac0_JC.exe 120 PID 4640 wrote to memory of 2316 4640 816e0aed185ac0_JC.exe 122 PID 4640 wrote to memory of 2316 4640 816e0aed185ac0_JC.exe 122 PID 4640 wrote to memory of 2316 4640 816e0aed185ac0_JC.exe 122 PID 4640 wrote to memory of 1344 4640 816e0aed185ac0_JC.exe 124 PID 4640 wrote to memory of 1344 4640 816e0aed185ac0_JC.exe 124 PID 4640 wrote to memory of 1344 4640 816e0aed185ac0_JC.exe 124 PID 4640 wrote to memory of 392 4640 816e0aed185ac0_JC.exe 126 PID 4640 wrote to memory of 392 4640 816e0aed185ac0_JC.exe 126 PID 4640 wrote to memory of 392 4640 816e0aed185ac0_JC.exe 126 PID 4640 wrote to memory of 3924 4640 816e0aed185ac0_JC.exe 129 PID 4640 wrote to memory of 3924 4640 816e0aed185ac0_JC.exe 129 PID 4640 wrote to memory of 3924 4640 816e0aed185ac0_JC.exe 129
Processes
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C:\Users\Admin\AppData\Local\Temp\816e0aed185ac0_JC.exe"C:\Users\Admin\AppData\Local\Temp\816e0aed185ac0_JC.exe"1⤵
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4640 -
C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:1460
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:2760
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:1204
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:3168
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:4920
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:4260
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:4984
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:368
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:4232
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:1172
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:2316
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:1344
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:392
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:3924
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