Analysis
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max time kernel
144s -
max time network
182s -
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 01:56
Behavioral task
behavioral1
Sample
6bf7bef9de2dcf0a7df5bd49ba7e6b96303bde5ebfda923b9b2cb04798be9472.exe
Resource
win7-20220812-en
6 signatures
300 seconds
General
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Target
6bf7bef9de2dcf0a7df5bd49ba7e6b96303bde5ebfda923b9b2cb04798be9472.exe
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Size
4.0MB
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MD5
e548a5db7e04a8627fa928f0cfba8a74
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SHA1
976591f972e588bee67825fb5dfcaca345c338ba
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SHA256
6bf7bef9de2dcf0a7df5bd49ba7e6b96303bde5ebfda923b9b2cb04798be9472
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SHA512
7ddd5fa359007f0085d55f7c6c9b990fd58b00718f2cf7c4b68d63a591a1565281493acf9a35e6e5011b684f49ad665d3c7be0626fa5c55d88b0c3e2c219fc12
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SSDEEP
98304:wh4c+YXzywFPxMtXtAdAlysz1ZKxk01es3sUODLk2N:C3BjyqPxMtdAdAlysz11e03k2
Malware Config
Signatures
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YTStealer payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/2404-116-0x00000000009D0000-0x0000000001799000-memory.dmp family_ytstealer behavioral2/memory/2404-119-0x00000000009D0000-0x0000000001799000-memory.dmp family_ytstealer -
Processes:
resource yara_rule behavioral2/memory/2404-116-0x00000000009D0000-0x0000000001799000-memory.dmp upx behavioral2/memory/2404-119-0x00000000009D0000-0x0000000001799000-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
Processes:
6bf7bef9de2dcf0a7df5bd49ba7e6b96303bde5ebfda923b9b2cb04798be9472.exepid process 2404 6bf7bef9de2dcf0a7df5bd49ba7e6b96303bde5ebfda923b9b2cb04798be9472.exe 2404 6bf7bef9de2dcf0a7df5bd49ba7e6b96303bde5ebfda923b9b2cb04798be9472.exe 2404 6bf7bef9de2dcf0a7df5bd49ba7e6b96303bde5ebfda923b9b2cb04798be9472.exe 2404 6bf7bef9de2dcf0a7df5bd49ba7e6b96303bde5ebfda923b9b2cb04798be9472.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
6bf7bef9de2dcf0a7df5bd49ba7e6b96303bde5ebfda923b9b2cb04798be9472.execmd.exedescription pid process target process PID 2404 wrote to memory of 4768 2404 6bf7bef9de2dcf0a7df5bd49ba7e6b96303bde5ebfda923b9b2cb04798be9472.exe cmd.exe PID 2404 wrote to memory of 4768 2404 6bf7bef9de2dcf0a7df5bd49ba7e6b96303bde5ebfda923b9b2cb04798be9472.exe cmd.exe PID 4768 wrote to memory of 4780 4768 cmd.exe choice.exe PID 4768 wrote to memory of 4780 4768 cmd.exe choice.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\6bf7bef9de2dcf0a7df5bd49ba7e6b96303bde5ebfda923b9b2cb04798be9472.exe"C:\Users\Admin\AppData\Local\Temp\6bf7bef9de2dcf0a7df5bd49ba7e6b96303bde5ebfda923b9b2cb04798be9472.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2404 -
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\6bf7bef9de2dcf0a7df5bd49ba7e6b96303bde5ebfda923b9b2cb04798be9472.exe2⤵
- Suspicious use of WriteProcessMemory
PID:4768 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 03⤵PID:4780