Analysis
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max time kernel
44s -
max time network
50s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
30-08-2022 01:36
Behavioral task
behavioral1
Sample
354a3d151a80f12cee757f65a3cf2fa2d2da3ed939120678bceaaaffde0a3be1.exe
Resource
win7-20220812-en
6 signatures
300 seconds
General
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Target
354a3d151a80f12cee757f65a3cf2fa2d2da3ed939120678bceaaaffde0a3be1.exe
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Size
4.0MB
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MD5
b4d21646a429f6263e99418253dd999f
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SHA1
76ed392cc7e3062b81ee4e83ec6f6aeefc53130d
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SHA256
354a3d151a80f12cee757f65a3cf2fa2d2da3ed939120678bceaaaffde0a3be1
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SHA512
46031d423020bfb6fcfd0639026f084828fde977a0cc8c8eb3a0ae257f5a42b76f245868ba03e88ea93bfcbacb406bcaef2d4172583e939302e8af34b0965d4e
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SSDEEP
98304:qYvqjbLI662PhKQze8YVsfosyZ63JvRpm2ehdSOidce/H:Hv0U6vPIQPYVsfgohRpmj5idcc
Malware Config
Signatures
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YTStealer payload 2 IoCs
Processes:
resource yara_rule behavioral1/memory/1972-54-0x00000000010A0000-0x0000000001E79000-memory.dmp family_ytstealer behavioral1/memory/1972-57-0x00000000010A0000-0x0000000001E79000-memory.dmp family_ytstealer -
Processes:
resource yara_rule behavioral1/memory/1972-54-0x00000000010A0000-0x0000000001E79000-memory.dmp upx behavioral1/memory/1972-57-0x00000000010A0000-0x0000000001E79000-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:
354a3d151a80f12cee757f65a3cf2fa2d2da3ed939120678bceaaaffde0a3be1.exepid process 1972 354a3d151a80f12cee757f65a3cf2fa2d2da3ed939120678bceaaaffde0a3be1.exe 1972 354a3d151a80f12cee757f65a3cf2fa2d2da3ed939120678bceaaaffde0a3be1.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
354a3d151a80f12cee757f65a3cf2fa2d2da3ed939120678bceaaaffde0a3be1.execmd.exedescription pid process target process PID 1972 wrote to memory of 320 1972 354a3d151a80f12cee757f65a3cf2fa2d2da3ed939120678bceaaaffde0a3be1.exe cmd.exe PID 1972 wrote to memory of 320 1972 354a3d151a80f12cee757f65a3cf2fa2d2da3ed939120678bceaaaffde0a3be1.exe cmd.exe PID 1972 wrote to memory of 320 1972 354a3d151a80f12cee757f65a3cf2fa2d2da3ed939120678bceaaaffde0a3be1.exe cmd.exe PID 320 wrote to memory of 1904 320 cmd.exe choice.exe PID 320 wrote to memory of 1904 320 cmd.exe choice.exe PID 320 wrote to memory of 1904 320 cmd.exe choice.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\354a3d151a80f12cee757f65a3cf2fa2d2da3ed939120678bceaaaffde0a3be1.exe"C:\Users\Admin\AppData\Local\Temp\354a3d151a80f12cee757f65a3cf2fa2d2da3ed939120678bceaaaffde0a3be1.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1972 -
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\354a3d151a80f12cee757f65a3cf2fa2d2da3ed939120678bceaaaffde0a3be1.exe2⤵
- Suspicious use of WriteProcessMemory
PID:320 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 03⤵PID:1904