Analysis
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max time kernel
45s -
max time network
50s -
platform
windows7_x64 -
resource
win7-20220715-en -
resource tags
arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system -
submitted
12/08/2022, 06:59
Behavioral task
behavioral1
Sample
3C6876A6A24BBFDA488C1BEADE7093B3A756AE7417557C66C4A63774EE7C36C4.exe
Resource
win7-20220715-en
6 signatures
300 seconds
General
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Target
3C6876A6A24BBFDA488C1BEADE7093B3A756AE7417557C66C4A63774EE7C36C4.exe
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Size
4.0MB
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MD5
f00167a3289aa84a614d7792111c7c29
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SHA1
735340796be409068e27e025eddb3478f9e5bbfe
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SHA256
3c6876a6a24bbfda488c1beade7093b3a756ae7417557c66c4a63774ee7c36c4
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SHA512
45e04ceafc684f383f1fc8a7e653f68a0a82c22adab02e75bd2e927e20db25973113dcbd8041801c49abb49ce24659e3571da053ccd306f8b3b56fc6d3d83f2d
Malware Config
Signatures
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YTStealer payload 2 IoCs
resource yara_rule behavioral1/memory/836-54-0x0000000000A30000-0x0000000001808000-memory.dmp family_ytstealer behavioral1/memory/836-57-0x0000000000A30000-0x0000000001808000-memory.dmp family_ytstealer -
resource yara_rule behavioral1/memory/836-54-0x0000000000A30000-0x0000000001808000-memory.dmp upx behavioral1/memory/836-57-0x0000000000A30000-0x0000000001808000-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 2 IoCs
pid Process 836 3C6876A6A24BBFDA488C1BEADE7093B3A756AE7417557C66C4A63774EE7C36C4.exe 836 3C6876A6A24BBFDA488C1BEADE7093B3A756AE7417557C66C4A63774EE7C36C4.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 836 wrote to memory of 1420 836 3C6876A6A24BBFDA488C1BEADE7093B3A756AE7417557C66C4A63774EE7C36C4.exe 28 PID 836 wrote to memory of 1420 836 3C6876A6A24BBFDA488C1BEADE7093B3A756AE7417557C66C4A63774EE7C36C4.exe 28 PID 836 wrote to memory of 1420 836 3C6876A6A24BBFDA488C1BEADE7093B3A756AE7417557C66C4A63774EE7C36C4.exe 28 PID 1420 wrote to memory of 1076 1420 cmd.exe 30 PID 1420 wrote to memory of 1076 1420 cmd.exe 30 PID 1420 wrote to memory of 1076 1420 cmd.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\3C6876A6A24BBFDA488C1BEADE7093B3A756AE7417557C66C4A63774EE7C36C4.exe"C:\Users\Admin\AppData\Local\Temp\3C6876A6A24BBFDA488C1BEADE7093B3A756AE7417557C66C4A63774EE7C36C4.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:836 -
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\3C6876A6A24BBFDA488C1BEADE7093B3A756AE7417557C66C4A63774EE7C36C4.exe2⤵
- Suspicious use of WriteProcessMemory
PID:1420 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 03⤵PID:1076
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