Analysis
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max time kernel
41s -
max time network
45s -
platform
windows7_x64 -
resource
win7-20220718-en -
resource tags
arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system -
submitted
12-08-2022 07:06
Behavioral task
behavioral1
Sample
880C002DF447636A1E2B492A27A01FA5DB8AD51ECE22E110AD52F83201C73BCA.exe
Resource
win7-20220718-en
windows7-x64
6 signatures
300 seconds
General
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Target
880C002DF447636A1E2B492A27A01FA5DB8AD51ECE22E110AD52F83201C73BCA.exe
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Size
4.0MB
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MD5
8cee8d91fd2c518f360805f77d5462af
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SHA1
9b9193d82ca01f2033398e0bcdebd3b01ece9ffb
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SHA256
880c002df447636a1e2b492a27a01fa5db8ad51ece22e110ad52f83201c73bca
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SHA512
449bbdeb84a063fad162fb560cf9a9e145e5312b4857532efa214561d1df16ed2b929fc7eb9a8a8dc744406756d504c0c4da01403add2145886be96471c566e3
Malware Config
Signatures
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YTStealer payload 2 IoCs
Processes:
resource yara_rule behavioral1/memory/892-54-0x0000000000E40000-0x0000000001C09000-memory.dmp family_ytstealer behavioral1/memory/892-57-0x0000000000E40000-0x0000000001C09000-memory.dmp family_ytstealer -
Processes:
resource yara_rule behavioral1/memory/892-54-0x0000000000E40000-0x0000000001C09000-memory.dmp upx behavioral1/memory/892-57-0x0000000000E40000-0x0000000001C09000-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
Processes:
880C002DF447636A1E2B492A27A01FA5DB8AD51ECE22E110AD52F83201C73BCA.exepid process 892 880C002DF447636A1E2B492A27A01FA5DB8AD51ECE22E110AD52F83201C73BCA.exe 892 880C002DF447636A1E2B492A27A01FA5DB8AD51ECE22E110AD52F83201C73BCA.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
880C002DF447636A1E2B492A27A01FA5DB8AD51ECE22E110AD52F83201C73BCA.execmd.exedescription pid process target process PID 892 wrote to memory of 580 892 880C002DF447636A1E2B492A27A01FA5DB8AD51ECE22E110AD52F83201C73BCA.exe cmd.exe PID 892 wrote to memory of 580 892 880C002DF447636A1E2B492A27A01FA5DB8AD51ECE22E110AD52F83201C73BCA.exe cmd.exe PID 892 wrote to memory of 580 892 880C002DF447636A1E2B492A27A01FA5DB8AD51ECE22E110AD52F83201C73BCA.exe cmd.exe PID 580 wrote to memory of 1304 580 cmd.exe choice.exe PID 580 wrote to memory of 1304 580 cmd.exe choice.exe PID 580 wrote to memory of 1304 580 cmd.exe choice.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\880C002DF447636A1E2B492A27A01FA5DB8AD51ECE22E110AD52F83201C73BCA.exe"C:\Users\Admin\AppData\Local\Temp\880C002DF447636A1E2B492A27A01FA5DB8AD51ECE22E110AD52F83201C73BCA.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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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\880C002DF447636A1E2B492A27A01FA5DB8AD51ECE22E110AD52F83201C73BCA.exe2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 03⤵