Analysis
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max time kernel
54s -
max time network
183s -
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 01:38
Behavioral task
behavioral1
Sample
3aa5ed24f05d27cf916b2f8dc15a6cfa9c067704d585f5598f561a3cd5c29ac7.exe
Resource
win7-20220812-en
7 signatures
300 seconds
General
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Target
3aa5ed24f05d27cf916b2f8dc15a6cfa9c067704d585f5598f561a3cd5c29ac7.exe
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Size
4.0MB
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MD5
fbe707e0d02177e3278c71ed6aa02b25
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SHA1
541a67d3fba6e2bf39de4de722d4623f1ad613df
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SHA256
3aa5ed24f05d27cf916b2f8dc15a6cfa9c067704d585f5598f561a3cd5c29ac7
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SHA512
b0575d4d3eab0db7e7acafab36938bcb8ef4ca2da0d0a9358343ec95119b95daba2a7840b3cd70492bc2eab040031ee4e329af0b4b617dd632f8f92a3f5e8aae
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SSDEEP
98304:607C602mDXspDiixYZeoJ0qtFoKCc+29OSo+la5:x+D8sdpjCcKr+E
Malware Config
Signatures
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YTStealer payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/2452-118-0x0000000000230000-0x0000000001008000-memory.dmp family_ytstealer behavioral2/memory/2452-121-0x0000000000230000-0x0000000001008000-memory.dmp family_ytstealer -
Processes:
resource yara_rule behavioral2/memory/2452-118-0x0000000000230000-0x0000000001008000-memory.dmp upx behavioral2/memory/2452-121-0x0000000000230000-0x0000000001008000-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:
3aa5ed24f05d27cf916b2f8dc15a6cfa9c067704d585f5598f561a3cd5c29ac7.exepid process 2452 3aa5ed24f05d27cf916b2f8dc15a6cfa9c067704d585f5598f561a3cd5c29ac7.exe 2452 3aa5ed24f05d27cf916b2f8dc15a6cfa9c067704d585f5598f561a3cd5c29ac7.exe 2452 3aa5ed24f05d27cf916b2f8dc15a6cfa9c067704d585f5598f561a3cd5c29ac7.exe 2452 3aa5ed24f05d27cf916b2f8dc15a6cfa9c067704d585f5598f561a3cd5c29ac7.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
3aa5ed24f05d27cf916b2f8dc15a6cfa9c067704d585f5598f561a3cd5c29ac7.execmd.exedescription pid process target process PID 2452 wrote to memory of 4664 2452 3aa5ed24f05d27cf916b2f8dc15a6cfa9c067704d585f5598f561a3cd5c29ac7.exe cmd.exe PID 2452 wrote to memory of 4664 2452 3aa5ed24f05d27cf916b2f8dc15a6cfa9c067704d585f5598f561a3cd5c29ac7.exe cmd.exe PID 4664 wrote to memory of 3328 4664 cmd.exe choice.exe PID 4664 wrote to memory of 3328 4664 cmd.exe choice.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3aa5ed24f05d27cf916b2f8dc15a6cfa9c067704d585f5598f561a3cd5c29ac7.exe"C:\Users\Admin\AppData\Local\Temp\3aa5ed24f05d27cf916b2f8dc15a6cfa9c067704d585f5598f561a3cd5c29ac7.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2452 -
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\3aa5ed24f05d27cf916b2f8dc15a6cfa9c067704d585f5598f561a3cd5c29ac7.exe2⤵
- Suspicious use of WriteProcessMemory
PID:4664 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 03⤵PID:3328