Analysis

  • max time kernel
    135s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/05/2023, 01:26

General

  • Target

    35BC2054162C7288B55CAECC386D129B5B03E2A97985F.exe

  • Size

    899KB

  • MD5

    c011326ff5f864290617144c3dddcc88

  • SHA1

    257d10e95aeec5d8c63e4d1369c5cbf244568bf7

  • SHA256

    35bc2054162c7288b55caecc386d129b5b03e2a97985f659913338195be78491

  • SHA512

    894e43a4265c396b0721ea3fb99991047cc33aa36fc9f2f8fb47c5f66813a8226589b8ed045a1edc2279654cf3b933f413a434cf42f1fcd11f52ff3d6bd2a07a

  • SSDEEP

    12288:qeU8P7AlfzNA1Na+tIHBvD0hECB8dIxZZeyAnE/sTZ32jQnQeH//WmrHcjhS:q8Cf0a+6ghEC7XV+8Qnjf/WmTGhS

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 25 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\35BC2054162C7288B55CAECC386D129B5B03E2A97985F.exe
    "C:\Users\Admin\AppData\Local\Temp\35BC2054162C7288B55CAECC386D129B5B03E2A97985F.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3628
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /ru system /rl highest /tn 35BC2054162C7288B55CAECC386D129B5B03E2A97985F /tr '"C:\Users\Admin\AppData\Roaming\microsafte.exe"' & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3600
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /ru system /rl highest /tn 35BC2054162C7288B55CAECC386D129B5B03E2A97985F /tr '"C:\Users\Admin\AppData\Roaming\microsafte.exe"'
        3⤵
        • Creates scheduled task(s)
        PID:1616
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpC009.tmp.bat""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3992
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:4708
      • C:\Users\Admin\AppData\Roaming\microsafte.exe
        "C:\Users\Admin\AppData\Roaming\microsafte.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:208

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmpC009.tmp.bat

          Filesize

          154B

          MD5

          26976e8e5aefac0a1bf0c90b8c471069

          SHA1

          e43de325e4c9b4f82fb512b8a8857c5dcee557c3

          SHA256

          8b5b78b519db60af171a76229361b14e67e6d6280ab450f154f439759ed9f1f8

          SHA512

          f4cd1b31ea5cd8c1d5d872580a064f6cec31eec87ea0eaef013090e210ddc96c481dbb6ff521c817933dac3db6c1a44b620de9422c664505ce4cd5daf402bad6

        • C:\Users\Admin\AppData\Roaming\microsafte.exe

          Filesize

          899KB

          MD5

          c011326ff5f864290617144c3dddcc88

          SHA1

          257d10e95aeec5d8c63e4d1369c5cbf244568bf7

          SHA256

          35bc2054162c7288b55caecc386d129b5b03e2a97985f659913338195be78491

          SHA512

          894e43a4265c396b0721ea3fb99991047cc33aa36fc9f2f8fb47c5f66813a8226589b8ed045a1edc2279654cf3b933f413a434cf42f1fcd11f52ff3d6bd2a07a

        • C:\Users\Admin\AppData\Roaming\microsafte.exe

          Filesize

          899KB

          MD5

          c011326ff5f864290617144c3dddcc88

          SHA1

          257d10e95aeec5d8c63e4d1369c5cbf244568bf7

          SHA256

          35bc2054162c7288b55caecc386d129b5b03e2a97985f659913338195be78491

          SHA512

          894e43a4265c396b0721ea3fb99991047cc33aa36fc9f2f8fb47c5f66813a8226589b8ed045a1edc2279654cf3b933f413a434cf42f1fcd11f52ff3d6bd2a07a

        • memory/208-146-0x0000000005890000-0x00000000058A0000-memory.dmp

          Filesize

          64KB

        • memory/208-147-0x00000000065F0000-0x0000000006656000-memory.dmp

          Filesize

          408KB

        • memory/208-148-0x0000000005890000-0x00000000058A0000-memory.dmp

          Filesize

          64KB

        • memory/3628-133-0x0000000000C00000-0x0000000000CE8000-memory.dmp

          Filesize

          928KB

        • memory/3628-134-0x0000000005C40000-0x00000000061E4000-memory.dmp

          Filesize

          5.6MB

        • memory/3628-135-0x0000000005730000-0x00000000057C2000-memory.dmp

          Filesize

          584KB

        • memory/3628-136-0x00000000057D0000-0x000000000586C000-memory.dmp

          Filesize

          624KB

        • memory/3628-137-0x0000000005960000-0x0000000005970000-memory.dmp

          Filesize

          64KB