Analysis
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max time kernel
53s -
max time network
179s -
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, 07:24
Behavioral task
behavioral1
Sample
09D9F55CEFA3DFF5EF3FF5EC3CA7500DB225FD6E56BFE278BA6907C16B6C79CB.exe
Resource
win7-20220715-en
6 signatures
300 seconds
General
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Target
09D9F55CEFA3DFF5EF3FF5EC3CA7500DB225FD6E56BFE278BA6907C16B6C79CB.exe
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Size
4.0MB
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MD5
7bfa990e3d835cd08e29168d6184cd6c
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SHA1
a37e6a762885a86bcd5d56ed5aca2dab021fde60
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SHA256
09d9f55cefa3dff5ef3ff5ec3ca7500db225fd6e56bfe278ba6907c16b6c79cb
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SHA512
206bdcc26c95ca0407c3c922db45ccccda9630126e45b36f1a9ae5a3dece793f18e7fd1279c0f4f097791cfdace74ac75aef937381b229c050ee3841834772a0
Malware Config
Signatures
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YTStealer payload 2 IoCs
resource yara_rule behavioral2/memory/1588-114-0x0000000000E60000-0x0000000001C39000-memory.dmp family_ytstealer behavioral2/memory/1588-117-0x0000000000E60000-0x0000000001C39000-memory.dmp family_ytstealer -
resource yara_rule behavioral2/memory/1588-114-0x0000000000E60000-0x0000000001C39000-memory.dmp upx behavioral2/memory/1588-117-0x0000000000E60000-0x0000000001C39000-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 1588 09D9F55CEFA3DFF5EF3FF5EC3CA7500DB225FD6E56BFE278BA6907C16B6C79CB.exe 1588 09D9F55CEFA3DFF5EF3FF5EC3CA7500DB225FD6E56BFE278BA6907C16B6C79CB.exe 1588 09D9F55CEFA3DFF5EF3FF5EC3CA7500DB225FD6E56BFE278BA6907C16B6C79CB.exe 1588 09D9F55CEFA3DFF5EF3FF5EC3CA7500DB225FD6E56BFE278BA6907C16B6C79CB.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1588 wrote to memory of 1492 1588 09D9F55CEFA3DFF5EF3FF5EC3CA7500DB225FD6E56BFE278BA6907C16B6C79CB.exe 68 PID 1588 wrote to memory of 1492 1588 09D9F55CEFA3DFF5EF3FF5EC3CA7500DB225FD6E56BFE278BA6907C16B6C79CB.exe 68 PID 1492 wrote to memory of 2744 1492 cmd.exe 70 PID 1492 wrote to memory of 2744 1492 cmd.exe 70
Processes
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C:\Users\Admin\AppData\Local\Temp\09D9F55CEFA3DFF5EF3FF5EC3CA7500DB225FD6E56BFE278BA6907C16B6C79CB.exe"C:\Users\Admin\AppData\Local\Temp\09D9F55CEFA3DFF5EF3FF5EC3CA7500DB225FD6E56BFE278BA6907C16B6C79CB.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1588 -
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\09D9F55CEFA3DFF5EF3FF5EC3CA7500DB225FD6E56BFE278BA6907C16B6C79CB.exe2⤵
- Suspicious use of WriteProcessMemory
PID:1492 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 03⤵PID:2744
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