Analysis
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max time kernel
178s -
max time network
294s -
platform
windows10-1703_x64 -
resource
win10-20220718-en -
resource tags
arch:x64arch:x86image:win10-20220718-enlocale:en-usos:windows10-1703-x64system -
submitted
12-08-2022 07:01
Behavioral task
behavioral1
Sample
5FDD4B20A3A14E37444235668E7F641E776E76104DB82A17608D6AB283057B63.exe
Resource
win7-20220718-en
windows7-x64
6 signatures
300 seconds
General
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Target
5FDD4B20A3A14E37444235668E7F641E776E76104DB82A17608D6AB283057B63.exe
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Size
4.0MB
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MD5
06103d1e931ea83afb5cac974113c513
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SHA1
ef70b042a19addb747697ee3270e1723ff988f5c
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SHA256
5fdd4b20a3a14e37444235668e7f641e776e76104db82a17608d6ab283057b63
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SHA512
f97ea97ef1431baef2372a7499a76a1edd9494ea31d6544b456d77d18120b4fb73dbc494a36f022b13613c4c636beb59cfb23f96a3386e3f39e9be0e14e1060f
Malware Config
Signatures
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YTStealer payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/2388-114-0x0000000001050000-0x0000000001E29000-memory.dmp family_ytstealer behavioral2/memory/2388-117-0x0000000001050000-0x0000000001E29000-memory.dmp family_ytstealer -
Processes:
resource yara_rule behavioral2/memory/2388-114-0x0000000001050000-0x0000000001E29000-memory.dmp upx behavioral2/memory/2388-117-0x0000000001050000-0x0000000001E29000-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
Processes:
5FDD4B20A3A14E37444235668E7F641E776E76104DB82A17608D6AB283057B63.exepid process 2388 5FDD4B20A3A14E37444235668E7F641E776E76104DB82A17608D6AB283057B63.exe 2388 5FDD4B20A3A14E37444235668E7F641E776E76104DB82A17608D6AB283057B63.exe 2388 5FDD4B20A3A14E37444235668E7F641E776E76104DB82A17608D6AB283057B63.exe 2388 5FDD4B20A3A14E37444235668E7F641E776E76104DB82A17608D6AB283057B63.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
5FDD4B20A3A14E37444235668E7F641E776E76104DB82A17608D6AB283057B63.execmd.exedescription pid process target process PID 2388 wrote to memory of 4224 2388 5FDD4B20A3A14E37444235668E7F641E776E76104DB82A17608D6AB283057B63.exe cmd.exe PID 2388 wrote to memory of 4224 2388 5FDD4B20A3A14E37444235668E7F641E776E76104DB82A17608D6AB283057B63.exe cmd.exe PID 4224 wrote to memory of 4444 4224 cmd.exe choice.exe PID 4224 wrote to memory of 4444 4224 cmd.exe choice.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5FDD4B20A3A14E37444235668E7F641E776E76104DB82A17608D6AB283057B63.exe"C:\Users\Admin\AppData\Local\Temp\5FDD4B20A3A14E37444235668E7F641E776E76104DB82A17608D6AB283057B63.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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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\5FDD4B20A3A14E37444235668E7F641E776E76104DB82A17608D6AB283057B63.exe2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 03⤵