Analysis
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max time kernel
45s -
max time network
48s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
30-08-2022 01:53
Behavioral task
behavioral1
Sample
6617c1ab08b88711538b600fc4c5cf76098088b436185f5590cdb0e1fc1f6b13.exe
Resource
win7-20220812-en
windows7-x64
7 signatures
300 seconds
General
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Target
6617c1ab08b88711538b600fc4c5cf76098088b436185f5590cdb0e1fc1f6b13.exe
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Size
4.0MB
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MD5
da70d0aab8cad0887e5e9b5174c9d87d
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SHA1
af5096c0b9fd4f4926850c4479c8e0e0eac8c91b
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SHA256
6617c1ab08b88711538b600fc4c5cf76098088b436185f5590cdb0e1fc1f6b13
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SHA512
c100a08bccfa00dcf93160b6174940db1b6839aafbbaec8caa25c4c0e004c96aebf243552df85b7dff56915401bfcb0ecb9caa9bce2edf0d29a9b52c849ebcc5
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SSDEEP
98304:SsFwGLi2ftBJTM3YQl25QrsIFuzsfuzCCsAp0a9Hqt:SeL7tBJSYChrZHfeCCz7
Malware Config
Signatures
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YTStealer payload 2 IoCs
Processes:
resource yara_rule behavioral1/memory/1980-54-0x0000000000870000-0x0000000001648000-memory.dmp family_ytstealer behavioral1/memory/1980-56-0x0000000000870000-0x0000000001648000-memory.dmp family_ytstealer -
Processes:
resource yara_rule behavioral1/memory/1980-54-0x0000000000870000-0x0000000001648000-memory.dmp upx behavioral1/memory/1980-56-0x0000000000870000-0x0000000001648000-memory.dmp upx -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1476 cmd.exe -
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:
6617c1ab08b88711538b600fc4c5cf76098088b436185f5590cdb0e1fc1f6b13.exepid process 1980 6617c1ab08b88711538b600fc4c5cf76098088b436185f5590cdb0e1fc1f6b13.exe 1980 6617c1ab08b88711538b600fc4c5cf76098088b436185f5590cdb0e1fc1f6b13.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
6617c1ab08b88711538b600fc4c5cf76098088b436185f5590cdb0e1fc1f6b13.execmd.exedescription pid process target process PID 1980 wrote to memory of 1476 1980 6617c1ab08b88711538b600fc4c5cf76098088b436185f5590cdb0e1fc1f6b13.exe cmd.exe PID 1980 wrote to memory of 1476 1980 6617c1ab08b88711538b600fc4c5cf76098088b436185f5590cdb0e1fc1f6b13.exe cmd.exe PID 1980 wrote to memory of 1476 1980 6617c1ab08b88711538b600fc4c5cf76098088b436185f5590cdb0e1fc1f6b13.exe cmd.exe PID 1476 wrote to memory of 1312 1476 cmd.exe choice.exe PID 1476 wrote to memory of 1312 1476 cmd.exe choice.exe PID 1476 wrote to memory of 1312 1476 cmd.exe choice.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\6617c1ab08b88711538b600fc4c5cf76098088b436185f5590cdb0e1fc1f6b13.exe"C:\Users\Admin\AppData\Local\Temp\6617c1ab08b88711538b600fc4c5cf76098088b436185f5590cdb0e1fc1f6b13.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\6617c1ab08b88711538b600fc4c5cf76098088b436185f5590cdb0e1fc1f6b13.exe2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 03⤵