Analysis
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max time kernel
54s -
max time network
186s -
platform
windows10-1703_x64 -
resource
win10-20220812-en -
resource tags
arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system -
submitted
30/08/2022, 02:09
Behavioral task
behavioral1
Sample
8ba03ffa0d6fac7518df309069b8ef37668e791da3f96b9ff783c84c91c5f9f0.exe
Resource
win7-20220812-en
7 signatures
300 seconds
General
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Target
8ba03ffa0d6fac7518df309069b8ef37668e791da3f96b9ff783c84c91c5f9f0.exe
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Size
4.0MB
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MD5
7f5891f8dfd795fc40ee8afc1836aba7
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SHA1
e88929c483bc7db92cf35bd224b8c57df9960457
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SHA256
8ba03ffa0d6fac7518df309069b8ef37668e791da3f96b9ff783c84c91c5f9f0
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SHA512
15fea5e20ee8856d1e59360608a538e5ccc6ccdd460a2ecc0794d3d31ee22b4e4cbcfdc5e69f44e32a04e634e761c55ffd3b970512ca3300349f8fa45c48f4e0
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SSDEEP
98304:DzaR6ozbQnKGqTAhcLpw08sVW/MNZUF07NurupN5OMsd/R80d:DzG6oSbq0YXg0JT5sd58W
Malware Config
Signatures
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YTStealer payload 2 IoCs
resource yara_rule behavioral2/memory/3528-118-0x0000000000C20000-0x00000000019F8000-memory.dmp family_ytstealer behavioral2/memory/3528-121-0x0000000000C20000-0x00000000019F8000-memory.dmp family_ytstealer -
resource yara_rule behavioral2/memory/3528-118-0x0000000000C20000-0x00000000019F8000-memory.dmp upx behavioral2/memory/3528-121-0x0000000000C20000-0x00000000019F8000-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 3528 8ba03ffa0d6fac7518df309069b8ef37668e791da3f96b9ff783c84c91c5f9f0.exe 3528 8ba03ffa0d6fac7518df309069b8ef37668e791da3f96b9ff783c84c91c5f9f0.exe 3528 8ba03ffa0d6fac7518df309069b8ef37668e791da3f96b9ff783c84c91c5f9f0.exe 3528 8ba03ffa0d6fac7518df309069b8ef37668e791da3f96b9ff783c84c91c5f9f0.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3528 wrote to memory of 1796 3528 8ba03ffa0d6fac7518df309069b8ef37668e791da3f96b9ff783c84c91c5f9f0.exe 67 PID 3528 wrote to memory of 1796 3528 8ba03ffa0d6fac7518df309069b8ef37668e791da3f96b9ff783c84c91c5f9f0.exe 67 PID 1796 wrote to memory of 2072 1796 cmd.exe 69 PID 1796 wrote to memory of 2072 1796 cmd.exe 69
Processes
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C:\Users\Admin\AppData\Local\Temp\8ba03ffa0d6fac7518df309069b8ef37668e791da3f96b9ff783c84c91c5f9f0.exe"C:\Users\Admin\AppData\Local\Temp\8ba03ffa0d6fac7518df309069b8ef37668e791da3f96b9ff783c84c91c5f9f0.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3528 -
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\8ba03ffa0d6fac7518df309069b8ef37668e791da3f96b9ff783c84c91c5f9f0.exe2⤵
- Suspicious use of WriteProcessMemory
PID:1796 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 03⤵PID:2072
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