Analysis
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max time kernel
45s -
max time network
49s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
15-09-2022 03:30
Behavioral task
behavioral1
Sample
64a5241c65daada63db299dc872ca3e327cf08abd2d8ffeb82c1f3636bffc387.exe
Resource
win7-20220812-en
6 signatures
300 seconds
General
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Target
64a5241c65daada63db299dc872ca3e327cf08abd2d8ffeb82c1f3636bffc387.exe
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Size
4.0MB
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MD5
11b952bd0d9358fc739412c3b59fec4c
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SHA1
fc200d4f6487d7a3dc36b0556e6da777f483bdf5
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SHA256
64a5241c65daada63db299dc872ca3e327cf08abd2d8ffeb82c1f3636bffc387
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SHA512
780fce88f28357d0fe083bc346f6c39dc8b3ff32b38783c2d21886184f124032700e5d9ae8614fca74478ae94c87c6fe7008b7df7dfd07603cd7c64e5bd75bcb
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SSDEEP
98304:assckzxM6A0I7CQvFLwV88L3c3Z128YhQ9VWaeGqx:tXkzxM6A0I7Tg87/Yhimj
Malware Config
Signatures
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YTStealer payload 2 IoCs
resource yara_rule behavioral1/memory/2020-54-0x00000000013E0000-0x00000000021A9000-memory.dmp family_ytstealer behavioral1/memory/2020-57-0x00000000013E0000-0x00000000021A9000-memory.dmp family_ytstealer -
resource yara_rule behavioral1/memory/2020-54-0x00000000013E0000-0x00000000021A9000-memory.dmp upx behavioral1/memory/2020-57-0x00000000013E0000-0x00000000021A9000-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
pid Process 2020 64a5241c65daada63db299dc872ca3e327cf08abd2d8ffeb82c1f3636bffc387.exe 2020 64a5241c65daada63db299dc872ca3e327cf08abd2d8ffeb82c1f3636bffc387.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2020 wrote to memory of 1336 2020 64a5241c65daada63db299dc872ca3e327cf08abd2d8ffeb82c1f3636bffc387.exe 29 PID 2020 wrote to memory of 1336 2020 64a5241c65daada63db299dc872ca3e327cf08abd2d8ffeb82c1f3636bffc387.exe 29 PID 2020 wrote to memory of 1336 2020 64a5241c65daada63db299dc872ca3e327cf08abd2d8ffeb82c1f3636bffc387.exe 29 PID 1336 wrote to memory of 1484 1336 cmd.exe 31 PID 1336 wrote to memory of 1484 1336 cmd.exe 31 PID 1336 wrote to memory of 1484 1336 cmd.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\64a5241c65daada63db299dc872ca3e327cf08abd2d8ffeb82c1f3636bffc387.exe"C:\Users\Admin\AppData\Local\Temp\64a5241c65daada63db299dc872ca3e327cf08abd2d8ffeb82c1f3636bffc387.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2020 -
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\64a5241c65daada63db299dc872ca3e327cf08abd2d8ffeb82c1f3636bffc387.exe2⤵
- Suspicious use of WriteProcessMemory
PID:1336 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 03⤵PID:1484
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