Analysis
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max time kernel
165s -
max time network
169s -
platform
windows10_x64 -
resource
win10-20220414-en -
resource tags
arch:x64arch:x86image:win10-20220414-enlocale:en-usos:windows10-1703-x64system -
submitted
20/07/2022, 08:22
Behavioral task
behavioral1
Sample
F9DD40A69DAF9D694CDB75A559AC3FACE7C287FF0FAA0B9C234D0EC27E4471FA.exe
Resource
win7-20220715-en
6 signatures
300 seconds
General
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Target
F9DD40A69DAF9D694CDB75A559AC3FACE7C287FF0FAA0B9C234D0EC27E4471FA.exe
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Size
4.0MB
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MD5
2bba15a416644ed5a841da36e7dd18e1
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SHA1
39140a51740e51ce8e7410dc0b6cb403a67477d2
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SHA256
f9dd40a69daf9d694cdb75a559ac3face7c287ff0faa0b9c234d0ec27e4471fa
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SHA512
6dba42cf8f9b8fd5be61b4680609227a735e35ae116bb63ea27e1ae22e2271189ad385eace31acd0aa45ad89a221656ca62399c5dfcf43a803628cef5f8b8e43
Malware Config
Signatures
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YTStealer payload 1 IoCs
resource yara_rule behavioral2/memory/2648-121-0x0000000000E20000-0x0000000001BE9000-memory.dmp family_ytstealer -
resource yara_rule behavioral2/memory/2648-118-0x0000000000E20000-0x0000000001BE9000-memory.dmp upx behavioral2/memory/2648-121-0x0000000000E20000-0x0000000001BE9000-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 2648 F9DD40A69DAF9D694CDB75A559AC3FACE7C287FF0FAA0B9C234D0EC27E4471FA.exe 2648 F9DD40A69DAF9D694CDB75A559AC3FACE7C287FF0FAA0B9C234D0EC27E4471FA.exe 2648 F9DD40A69DAF9D694CDB75A559AC3FACE7C287FF0FAA0B9C234D0EC27E4471FA.exe 2648 F9DD40A69DAF9D694CDB75A559AC3FACE7C287FF0FAA0B9C234D0EC27E4471FA.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2648 wrote to memory of 4328 2648 F9DD40A69DAF9D694CDB75A559AC3FACE7C287FF0FAA0B9C234D0EC27E4471FA.exe 67 PID 2648 wrote to memory of 4328 2648 F9DD40A69DAF9D694CDB75A559AC3FACE7C287FF0FAA0B9C234D0EC27E4471FA.exe 67 PID 4328 wrote to memory of 2088 4328 cmd.exe 69 PID 4328 wrote to memory of 2088 4328 cmd.exe 69
Processes
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C:\Users\Admin\AppData\Local\Temp\F9DD40A69DAF9D694CDB75A559AC3FACE7C287FF0FAA0B9C234D0EC27E4471FA.exe"C:\Users\Admin\AppData\Local\Temp\F9DD40A69DAF9D694CDB75A559AC3FACE7C287FF0FAA0B9C234D0EC27E4471FA.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2648 -
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\F9DD40A69DAF9D694CDB75A559AC3FACE7C287FF0FAA0B9C234D0EC27E4471FA.exe2⤵
- Suspicious use of WriteProcessMemory
PID:4328 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 03⤵PID:2088
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