Analysis
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max time kernel
54s -
max time network
180s -
platform
windows10-1703_x64 -
resource
win10-20220718-en -
resource tags
arch:x64arch:x86image:win10-20220718-enlocale:en-usos:windows10-1703-x64system -
submitted
27-07-2022 06:36
Behavioral task
behavioral1
Sample
D8EF7CD835E91B48C79E4399D3C0F62BFF81F89B9214A21B389338589A88144A.exe
Resource
win7-20220718-en
windows7-x64
7 signatures
300 seconds
General
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Target
D8EF7CD835E91B48C79E4399D3C0F62BFF81F89B9214A21B389338589A88144A.exe
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Size
4.0MB
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MD5
e0e07a35ff1497561b199c9e7545525b
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SHA1
c34279d7d225ec347ae6c2393bd529825688b39d
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SHA256
d8ef7cd835e91b48c79e4399d3c0f62bff81f89b9214a21b389338589a88144a
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SHA512
51ece1be7136d7add05f4e069932153f2b472903375ca2827ab6e6cca64e68215d46f7ffea8db2c0d63efdac887192d0fd972ba096a387824e3f9bfff5c0a6b9
Malware Config
Signatures
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YTStealer payload 1 IoCs
resource yara_rule behavioral2/memory/2380-119-0x0000000000CA0000-0x0000000001A79000-memory.dmp family_ytstealer -
resource yara_rule behavioral2/memory/2380-117-0x0000000000CA0000-0x0000000001A79000-memory.dmp upx behavioral2/memory/2380-119-0x0000000000CA0000-0x0000000001A79000-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 2380 D8EF7CD835E91B48C79E4399D3C0F62BFF81F89B9214A21B389338589A88144A.exe 2380 D8EF7CD835E91B48C79E4399D3C0F62BFF81F89B9214A21B389338589A88144A.exe 2380 D8EF7CD835E91B48C79E4399D3C0F62BFF81F89B9214A21B389338589A88144A.exe 2380 D8EF7CD835E91B48C79E4399D3C0F62BFF81F89B9214A21B389338589A88144A.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2380 wrote to memory of 4704 2380 D8EF7CD835E91B48C79E4399D3C0F62BFF81F89B9214A21B389338589A88144A.exe 68 PID 2380 wrote to memory of 4704 2380 D8EF7CD835E91B48C79E4399D3C0F62BFF81F89B9214A21B389338589A88144A.exe 68 PID 4704 wrote to memory of 4888 4704 cmd.exe 70 PID 4704 wrote to memory of 4888 4704 cmd.exe 70
Processes
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C:\Users\Admin\AppData\Local\Temp\D8EF7CD835E91B48C79E4399D3C0F62BFF81F89B9214A21B389338589A88144A.exe"C:\Users\Admin\AppData\Local\Temp\D8EF7CD835E91B48C79E4399D3C0F62BFF81F89B9214A21B389338589A88144A.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2380 -
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\D8EF7CD835E91B48C79E4399D3C0F62BFF81F89B9214A21B389338589A88144A.exe2⤵
- Suspicious use of WriteProcessMemory
PID:4704 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 03⤵PID:4888
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