Analysis
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max time kernel
76s -
max time network
186s -
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, 07:59
Behavioral task
behavioral1
Sample
664E1DF6DBED94A6E85AC93D7A1485CD28909DA31EC38F0F0C7E4599886F878D.exe
Resource
win7-20220718-en
6 signatures
300 seconds
General
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Target
664E1DF6DBED94A6E85AC93D7A1485CD28909DA31EC38F0F0C7E4599886F878D.exe
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Size
4.0MB
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MD5
1de1bfc469f4d7ffc655e818e6118bec
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SHA1
d0e3163f362bff0aca33012cf4076cfd3bffbe7f
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SHA256
664e1df6dbed94a6e85ac93d7a1485cd28909da31ec38f0f0c7e4599886f878d
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SHA512
37a68541fefcff20fdd923584936575d5d11b6b487a9fc466f7e22a504243ac3d02923a78c6df1738f005f5254ac9db120b1a4c87870629adda6e43a09a6cd4a
Malware Config
Signatures
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YTStealer payload 2 IoCs
resource yara_rule behavioral2/memory/1556-117-0x0000000000DF0000-0x0000000001BC9000-memory.dmp family_ytstealer behavioral2/memory/1556-120-0x0000000000DF0000-0x0000000001BC9000-memory.dmp family_ytstealer -
resource yara_rule behavioral2/memory/1556-117-0x0000000000DF0000-0x0000000001BC9000-memory.dmp upx behavioral2/memory/1556-120-0x0000000000DF0000-0x0000000001BC9000-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 1556 664E1DF6DBED94A6E85AC93D7A1485CD28909DA31EC38F0F0C7E4599886F878D.exe 1556 664E1DF6DBED94A6E85AC93D7A1485CD28909DA31EC38F0F0C7E4599886F878D.exe 1556 664E1DF6DBED94A6E85AC93D7A1485CD28909DA31EC38F0F0C7E4599886F878D.exe 1556 664E1DF6DBED94A6E85AC93D7A1485CD28909DA31EC38F0F0C7E4599886F878D.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1556 wrote to memory of 4004 1556 664E1DF6DBED94A6E85AC93D7A1485CD28909DA31EC38F0F0C7E4599886F878D.exe 68 PID 1556 wrote to memory of 4004 1556 664E1DF6DBED94A6E85AC93D7A1485CD28909DA31EC38F0F0C7E4599886F878D.exe 68 PID 4004 wrote to memory of 3984 4004 cmd.exe 69 PID 4004 wrote to memory of 3984 4004 cmd.exe 69
Processes
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C:\Users\Admin\AppData\Local\Temp\664E1DF6DBED94A6E85AC93D7A1485CD28909DA31EC38F0F0C7E4599886F878D.exe"C:\Users\Admin\AppData\Local\Temp\664E1DF6DBED94A6E85AC93D7A1485CD28909DA31EC38F0F0C7E4599886F878D.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1556 -
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\664E1DF6DBED94A6E85AC93D7A1485CD28909DA31EC38F0F0C7E4599886F878D.exe2⤵
- Suspicious use of WriteProcessMemory
PID:4004 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 03⤵PID:3984
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