Analysis
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max time kernel
52s -
max time network
170s -
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 01:39
Behavioral task
behavioral1
Sample
3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8.exe
Resource
win7-20220812-en
6 signatures
300 seconds
General
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Target
3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8.exe
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Size
4.0MB
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MD5
153512c6b4ff21d7292831b08dbf6bab
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SHA1
724501816dd397a985cca95edd912d73122e6887
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SHA256
3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8
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SHA512
8d246a8e66ba6ea1dc900e48a9247f4f6baa23f52821c54d926552ea0c47e566e518798d51d5260e2078ef55650d83761e4b3c74d105f9cfeed4d16b495d6a0c
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SSDEEP
98304:vEUWrIfLfc71k1IbBZVnQrDK+zRvL/YvhQgpR2P6IMsS:vEUWrafciybBZVm1NL/yLs6Ia
Malware Config
Signatures
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YTStealer payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/2764-116-0x0000000000120000-0x0000000000EF9000-memory.dmp family_ytstealer behavioral2/memory/2764-119-0x0000000000120000-0x0000000000EF9000-memory.dmp family_ytstealer -
Processes:
resource yara_rule behavioral2/memory/2764-116-0x0000000000120000-0x0000000000EF9000-memory.dmp upx behavioral2/memory/2764-119-0x0000000000120000-0x0000000000EF9000-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:
3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8.exepid process 2764 3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8.exe 2764 3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8.exe 2764 3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8.exe 2764 3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8.execmd.exedescription pid process target process PID 2764 wrote to memory of 4764 2764 3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8.exe cmd.exe PID 2764 wrote to memory of 4764 2764 3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8.exe cmd.exe PID 4764 wrote to memory of 4772 4764 cmd.exe choice.exe PID 4764 wrote to memory of 4772 4764 cmd.exe choice.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8.exe"C:\Users\Admin\AppData\Local\Temp\3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2764 -
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\3c4ae55e479c695d5aa5dc9ee43d94828d15c5704fafa94fb8123ef7a25485c8.exe2⤵
- Suspicious use of WriteProcessMemory
PID:4764 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 03⤵PID:4772