Analysis
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max time kernel
144s -
max time network
178s -
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, 01:53
Behavioral task
behavioral1
Sample
65a5e90e39cf1116533f4b8db0a1452fafd6871f4603ad03e01908e809e174fe.exe
Resource
win7-20220812-en
6 signatures
300 seconds
General
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Target
65a5e90e39cf1116533f4b8db0a1452fafd6871f4603ad03e01908e809e174fe.exe
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Size
4.0MB
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MD5
f7916e363dd6174cf1cb6e74ff9fef02
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SHA1
7e2d640b5e1b077528e1fec599629af403d925c4
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SHA256
65a5e90e39cf1116533f4b8db0a1452fafd6871f4603ad03e01908e809e174fe
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SHA512
4865f19edf9c1cedce0247df318c59bd212f7592c698e82145212bf2f8ae5ada6cd33c35dd8d504a28b97dedb4a09c18d74b696c8fac21ea1fb02fbe0aad3809
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SSDEEP
98304:+lBwy/N5j+LTy2krRs9lkn0rjeym2NL1YNiuXgHz5:U/N5j+LWdRW20rTZNLWAuXg
Malware Config
Signatures
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YTStealer payload 2 IoCs
resource yara_rule behavioral2/memory/4328-118-0x0000000000220000-0x0000000000FF9000-memory.dmp family_ytstealer behavioral2/memory/4328-120-0x0000000000220000-0x0000000000FF9000-memory.dmp family_ytstealer -
resource yara_rule behavioral2/memory/4328-118-0x0000000000220000-0x0000000000FF9000-memory.dmp upx behavioral2/memory/4328-120-0x0000000000220000-0x0000000000FF9000-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 4328 65a5e90e39cf1116533f4b8db0a1452fafd6871f4603ad03e01908e809e174fe.exe 4328 65a5e90e39cf1116533f4b8db0a1452fafd6871f4603ad03e01908e809e174fe.exe 4328 65a5e90e39cf1116533f4b8db0a1452fafd6871f4603ad03e01908e809e174fe.exe 4328 65a5e90e39cf1116533f4b8db0a1452fafd6871f4603ad03e01908e809e174fe.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4328 wrote to memory of 3876 4328 65a5e90e39cf1116533f4b8db0a1452fafd6871f4603ad03e01908e809e174fe.exe 67 PID 4328 wrote to memory of 3876 4328 65a5e90e39cf1116533f4b8db0a1452fafd6871f4603ad03e01908e809e174fe.exe 67 PID 3876 wrote to memory of 4848 3876 cmd.exe 69 PID 3876 wrote to memory of 4848 3876 cmd.exe 69
Processes
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C:\Users\Admin\AppData\Local\Temp\65a5e90e39cf1116533f4b8db0a1452fafd6871f4603ad03e01908e809e174fe.exe"C:\Users\Admin\AppData\Local\Temp\65a5e90e39cf1116533f4b8db0a1452fafd6871f4603ad03e01908e809e174fe.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4328 -
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\65a5e90e39cf1116533f4b8db0a1452fafd6871f4603ad03e01908e809e174fe.exe2⤵
- Suspicious use of WriteProcessMemory
PID:3876 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 03⤵PID:4848
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