Analysis
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max time kernel
48s -
max time network
53s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
30-08-2022 02:04
Behavioral task
behavioral1
Sample
81a5a53697afc28cac33953edb5825c4efb8688ea08432f97b69e8350d98dcc5.exe
Resource
win7-20220812-en
windows7-x64
6 signatures
300 seconds
General
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Target
81a5a53697afc28cac33953edb5825c4efb8688ea08432f97b69e8350d98dcc5.exe
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Size
4.0MB
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MD5
f16d761675564d1e9c1ce2feafa5068f
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SHA1
2efd0c973f27fe19b680cc0a43708375f2e1f54f
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SHA256
81a5a53697afc28cac33953edb5825c4efb8688ea08432f97b69e8350d98dcc5
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SHA512
29046a24b7aa058943e900c0dc026453ecae70974e7c849dafad4c0931d89ea0653011b2a45348f8d82cab81addf3351295b55c1ca8ffaf1558dc03510dc5b2f
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SSDEEP
98304:8AD7WhnLXPdp/30Y8L01xkXXlyp1VB8LExTZAHnQz8:8DVPdp/30Y8DXEp138gxaHQz8
Malware Config
Signatures
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YTStealer payload 2 IoCs
Processes:
resource yara_rule behavioral1/memory/544-54-0x00000000008F0000-0x00000000016B9000-memory.dmp family_ytstealer behavioral1/memory/544-57-0x00000000008F0000-0x00000000016B9000-memory.dmp family_ytstealer -
Processes:
resource yara_rule behavioral1/memory/544-54-0x00000000008F0000-0x00000000016B9000-memory.dmp upx behavioral1/memory/544-57-0x00000000008F0000-0x00000000016B9000-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:
81a5a53697afc28cac33953edb5825c4efb8688ea08432f97b69e8350d98dcc5.exepid process 544 81a5a53697afc28cac33953edb5825c4efb8688ea08432f97b69e8350d98dcc5.exe 544 81a5a53697afc28cac33953edb5825c4efb8688ea08432f97b69e8350d98dcc5.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
81a5a53697afc28cac33953edb5825c4efb8688ea08432f97b69e8350d98dcc5.execmd.exedescription pid process target process PID 544 wrote to memory of 1760 544 81a5a53697afc28cac33953edb5825c4efb8688ea08432f97b69e8350d98dcc5.exe cmd.exe PID 544 wrote to memory of 1760 544 81a5a53697afc28cac33953edb5825c4efb8688ea08432f97b69e8350d98dcc5.exe cmd.exe PID 544 wrote to memory of 1760 544 81a5a53697afc28cac33953edb5825c4efb8688ea08432f97b69e8350d98dcc5.exe cmd.exe PID 1760 wrote to memory of 1920 1760 cmd.exe choice.exe PID 1760 wrote to memory of 1920 1760 cmd.exe choice.exe PID 1760 wrote to memory of 1920 1760 cmd.exe choice.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\81a5a53697afc28cac33953edb5825c4efb8688ea08432f97b69e8350d98dcc5.exe"C:\Users\Admin\AppData\Local\Temp\81a5a53697afc28cac33953edb5825c4efb8688ea08432f97b69e8350d98dcc5.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\81a5a53697afc28cac33953edb5825c4efb8688ea08432f97b69e8350d98dcc5.exe2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 03⤵