Analysis
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max time kernel
154s -
max time network
219s -
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, 07:35
Behavioral task
behavioral1
Sample
28AA7376A0FAAF6BC069D5A6B112BBDB4D5E580F9C8D075DF7811F444B97D8F5.exe
Resource
win7-20220718-en
6 signatures
300 seconds
General
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Target
28AA7376A0FAAF6BC069D5A6B112BBDB4D5E580F9C8D075DF7811F444B97D8F5.exe
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Size
4.0MB
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MD5
36ad65689efdd1cbc9bfbb0741e0bf0c
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SHA1
a67710c5e20f34a8d3f222168991ad68d1e9c63e
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SHA256
28aa7376a0faaf6bc069d5a6b112bbdb4d5e580f9c8d075df7811f444b97d8f5
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SHA512
4323fe32be08dbab6b9ba981a1e3ca8a7d97ffe90f0b5ea72f78350868fe103570c960753e035927758e72bba7cee712997193d198dbfd04ef6ba374acd5fe0d
Malware Config
Signatures
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YTStealer payload 2 IoCs
resource yara_rule behavioral2/memory/2608-117-0x0000000001050000-0x0000000001E19000-memory.dmp family_ytstealer behavioral2/memory/2608-120-0x0000000001050000-0x0000000001E19000-memory.dmp family_ytstealer -
resource yara_rule behavioral2/memory/2608-117-0x0000000001050000-0x0000000001E19000-memory.dmp upx behavioral2/memory/2608-120-0x0000000001050000-0x0000000001E19000-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 2608 28AA7376A0FAAF6BC069D5A6B112BBDB4D5E580F9C8D075DF7811F444B97D8F5.exe 2608 28AA7376A0FAAF6BC069D5A6B112BBDB4D5E580F9C8D075DF7811F444B97D8F5.exe 2608 28AA7376A0FAAF6BC069D5A6B112BBDB4D5E580F9C8D075DF7811F444B97D8F5.exe 2608 28AA7376A0FAAF6BC069D5A6B112BBDB4D5E580F9C8D075DF7811F444B97D8F5.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2608 wrote to memory of 3996 2608 28AA7376A0FAAF6BC069D5A6B112BBDB4D5E580F9C8D075DF7811F444B97D8F5.exe 69 PID 2608 wrote to memory of 3996 2608 28AA7376A0FAAF6BC069D5A6B112BBDB4D5E580F9C8D075DF7811F444B97D8F5.exe 69 PID 3996 wrote to memory of 2208 3996 cmd.exe 70 PID 3996 wrote to memory of 2208 3996 cmd.exe 70
Processes
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C:\Users\Admin\AppData\Local\Temp\28AA7376A0FAAF6BC069D5A6B112BBDB4D5E580F9C8D075DF7811F444B97D8F5.exe"C:\Users\Admin\AppData\Local\Temp\28AA7376A0FAAF6BC069D5A6B112BBDB4D5E580F9C8D075DF7811F444B97D8F5.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2608 -
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\28AA7376A0FAAF6BC069D5A6B112BBDB4D5E580F9C8D075DF7811F444B97D8F5.exe2⤵
- Suspicious use of WriteProcessMemory
PID:3996 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 03⤵PID:2208
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