Analysis
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max time kernel
93s -
max time network
182s -
platform
windows10-1703_x64 -
resource
win10-20220718-en -
resource tags
arch:x64arch:x86image:win10-20220718-enlocale:en-usos:windows10-1703-x64system -
submitted
20/07/2022, 07:38
Behavioral task
behavioral1
Sample
304587F5823F2C43F9452B47D3B3F1A3CB1D25218EAF62A5C5BCACC2A6AF6FD3.exe
Resource
win7-20220718-en
7 signatures
300 seconds
General
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Target
304587F5823F2C43F9452B47D3B3F1A3CB1D25218EAF62A5C5BCACC2A6AF6FD3.exe
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Size
4.0MB
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MD5
6bd75388a7d8b8b856663769ea263c38
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SHA1
82a3d0346d1b421013eb7da90949bbec5b0b2dce
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SHA256
304587f5823f2c43f9452b47d3b3f1a3cb1d25218eaf62a5c5bcacc2a6af6fd3
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SHA512
bfd16ab321c017a5eaacefdb11a7ee557d6f3fe7bfa4da0aa1b2073d83daa4b8140d1b252996a62c34e8c8a21cdb338e9f03b11c94a4d84fea3236b5f8ef6cd4
Malware Config
Signatures
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YTStealer payload 2 IoCs
resource yara_rule behavioral2/memory/2176-117-0x0000000000F80000-0x0000000001D49000-memory.dmp family_ytstealer behavioral2/memory/2176-120-0x0000000000F80000-0x0000000001D49000-memory.dmp family_ytstealer -
resource yara_rule behavioral2/memory/2176-117-0x0000000000F80000-0x0000000001D49000-memory.dmp upx behavioral2/memory/2176-120-0x0000000000F80000-0x0000000001D49000-memory.dmp upx -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2176 304587F5823F2C43F9452B47D3B3F1A3CB1D25218EAF62A5C5BCACC2A6AF6FD3.exe 2176 304587F5823F2C43F9452B47D3B3F1A3CB1D25218EAF62A5C5BCACC2A6AF6FD3.exe 2176 304587F5823F2C43F9452B47D3B3F1A3CB1D25218EAF62A5C5BCACC2A6AF6FD3.exe 2176 304587F5823F2C43F9452B47D3B3F1A3CB1D25218EAF62A5C5BCACC2A6AF6FD3.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2176 wrote to memory of 2512 2176 304587F5823F2C43F9452B47D3B3F1A3CB1D25218EAF62A5C5BCACC2A6AF6FD3.exe 67 PID 2176 wrote to memory of 2512 2176 304587F5823F2C43F9452B47D3B3F1A3CB1D25218EAF62A5C5BCACC2A6AF6FD3.exe 67 PID 2512 wrote to memory of 4264 2512 cmd.exe 69 PID 2512 wrote to memory of 4264 2512 cmd.exe 69
Processes
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C:\Users\Admin\AppData\Local\Temp\304587F5823F2C43F9452B47D3B3F1A3CB1D25218EAF62A5C5BCACC2A6AF6FD3.exe"C:\Users\Admin\AppData\Local\Temp\304587F5823F2C43F9452B47D3B3F1A3CB1D25218EAF62A5C5BCACC2A6AF6FD3.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2176 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\Users\Admin\AppData\Local\Temp\304587F5823F2C43F9452B47D3B3F1A3CB1D25218EAF62A5C5BCACC2A6AF6FD3.exe2⤵
- Suspicious use of WriteProcessMemory
PID:2512 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 03⤵PID:4264
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