Analysis
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max time kernel
51s -
max time network
177s -
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, 07:36
Behavioral task
behavioral1
Sample
2A58E995450C2B5C22E73386A861933ED0C11F34CAB59EEC2076DFF6291D1A1B.exe
Resource
win7-20220715-en
6 signatures
300 seconds
General
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Target
2A58E995450C2B5C22E73386A861933ED0C11F34CAB59EEC2076DFF6291D1A1B.exe
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Size
4.0MB
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MD5
5a4e5454977ef57754968be2b696adcf
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SHA1
0a008f2cff955a31ad28efa8638c1aa7a31a1fde
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SHA256
2a58e995450c2b5c22e73386a861933ed0c11f34cab59eec2076dff6291d1a1b
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SHA512
861f29bcef1493642f6cd67e5af7ebcc808dbee71c246661b2589cc1fa194590aed61a913a834a96b49c5c4e67a08c69ed412817bb5707af6f38a5ca7661b6bf
Malware Config
Signatures
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YTStealer payload 1 IoCs
resource yara_rule behavioral2/memory/2376-120-0x0000000001100000-0x0000000001EC9000-memory.dmp family_ytstealer -
resource yara_rule behavioral2/memory/2376-117-0x0000000001100000-0x0000000001EC9000-memory.dmp upx behavioral2/memory/2376-120-0x0000000001100000-0x0000000001EC9000-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 2376 2A58E995450C2B5C22E73386A861933ED0C11F34CAB59EEC2076DFF6291D1A1B.exe 2376 2A58E995450C2B5C22E73386A861933ED0C11F34CAB59EEC2076DFF6291D1A1B.exe 2376 2A58E995450C2B5C22E73386A861933ED0C11F34CAB59EEC2076DFF6291D1A1B.exe 2376 2A58E995450C2B5C22E73386A861933ED0C11F34CAB59EEC2076DFF6291D1A1B.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2376 wrote to memory of 4048 2376 2A58E995450C2B5C22E73386A861933ED0C11F34CAB59EEC2076DFF6291D1A1B.exe 67 PID 2376 wrote to memory of 4048 2376 2A58E995450C2B5C22E73386A861933ED0C11F34CAB59EEC2076DFF6291D1A1B.exe 67 PID 4048 wrote to memory of 4232 4048 cmd.exe 69 PID 4048 wrote to memory of 4232 4048 cmd.exe 69
Processes
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C:\Users\Admin\AppData\Local\Temp\2A58E995450C2B5C22E73386A861933ED0C11F34CAB59EEC2076DFF6291D1A1B.exe"C:\Users\Admin\AppData\Local\Temp\2A58E995450C2B5C22E73386A861933ED0C11F34CAB59EEC2076DFF6291D1A1B.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2376 -
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\2A58E995450C2B5C22E73386A861933ED0C11F34CAB59EEC2076DFF6291D1A1B.exe2⤵
- Suspicious use of WriteProcessMemory
PID:4048 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 03⤵PID:4232
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