Analysis

  • max time kernel
    141s
  • max time network
    194s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    01-12-2022 19:05

General

  • Target

    b52230ba0750810d362bf8f58f0332eec710ce0e6b61fd89b68d0dc108f53449.exe

  • Size

    1.1MB

  • MD5

    39ecc70c2d2baf144d81c8a8c930c064

  • SHA1

    bd2313bed774d4804de7e2ce65a9820c81a91c73

  • SHA256

    b52230ba0750810d362bf8f58f0332eec710ce0e6b61fd89b68d0dc108f53449

  • SHA512

    bb8a79f8336b8de9150bc59274bd762a20eee2a900a1592e6f87bd18a32af0f3f359e556549016ec67fb701d082440c8d76b9ec9196dffa839e358912fd2e8a9

  • SSDEEP

    24576:PC7I14/6ZNetmSwfC7lZwhgppoud4UvMt:qk7Md

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 36 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b52230ba0750810d362bf8f58f0332eec710ce0e6b61fd89b68d0dc108f53449.exe
    "C:\Users\Admin\AppData\Local\Temp\b52230ba0750810d362bf8f58f0332eec710ce0e6b61fd89b68d0dc108f53449.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:956
    • C:\Users\Admin\AppData\Local\Temp\win34.exe
      C:\Users\Admin\AppData\Local\Temp\win34.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:888
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch2&plcid=0x409&o1=SHIM_NOVERSION_FOUND&version=(null)&processName=win34.exe&platform=0009&osver=5&isServer=0&shimver=4.0.30319.0
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:276
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:276 CREDAT:275457 /prefetch:2
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:912

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\win34.exe

    Filesize

    4KB

    MD5

    5e5ecae8b08152c885904cde71c50dad

    SHA1

    727f24d102ab29be690c783ddc149b3a39430fb6

    SHA256

    b3550952a2474802ae5f2d2d7e75987ccd7ca23baa8ba015c3eaa6fd04b55541

    SHA512

    dd6287a8471aa575abbcf46300ac64a170c0cb19052d779c7bc0899149c6114a4e42520756dae1598e18458d94522d6c7701a7bc3a37067ac2a1616dbbf8e5ea

  • C:\Users\Admin\AppData\Local\Temp\win34.exe

    Filesize

    4KB

    MD5

    5e5ecae8b08152c885904cde71c50dad

    SHA1

    727f24d102ab29be690c783ddc149b3a39430fb6

    SHA256

    b3550952a2474802ae5f2d2d7e75987ccd7ca23baa8ba015c3eaa6fd04b55541

    SHA512

    dd6287a8471aa575abbcf46300ac64a170c0cb19052d779c7bc0899149c6114a4e42520756dae1598e18458d94522d6c7701a7bc3a37067ac2a1616dbbf8e5ea

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\BAPYICQA.txt

    Filesize

    533B

    MD5

    6484c5f9e7a22a9218624eb4c489b8dc

    SHA1

    516cdc6ce161ca1b7f29550fe7c1b697c0ed63d0

    SHA256

    541bbe8f4227d5f051409903d12fac2a62dd4f56411552ca9b613916e533355c

    SHA512

    dfa70900aa5849761fa25bdf4240af0d362955aabe2f235dbc7effe0f8f0f0e167151c871858d67ee7159db85135ab45fdeb2aea27f61d45866ed1d41dfe3385

  • \Users\Admin\AppData\Local\Temp\win34.exe

    Filesize

    4KB

    MD5

    5e5ecae8b08152c885904cde71c50dad

    SHA1

    727f24d102ab29be690c783ddc149b3a39430fb6

    SHA256

    b3550952a2474802ae5f2d2d7e75987ccd7ca23baa8ba015c3eaa6fd04b55541

    SHA512

    dd6287a8471aa575abbcf46300ac64a170c0cb19052d779c7bc0899149c6114a4e42520756dae1598e18458d94522d6c7701a7bc3a37067ac2a1616dbbf8e5ea

  • \Users\Admin\AppData\Local\Temp\win34.exe

    Filesize

    4KB

    MD5

    5e5ecae8b08152c885904cde71c50dad

    SHA1

    727f24d102ab29be690c783ddc149b3a39430fb6

    SHA256

    b3550952a2474802ae5f2d2d7e75987ccd7ca23baa8ba015c3eaa6fd04b55541

    SHA512

    dd6287a8471aa575abbcf46300ac64a170c0cb19052d779c7bc0899149c6114a4e42520756dae1598e18458d94522d6c7701a7bc3a37067ac2a1616dbbf8e5ea

  • memory/888-58-0x0000000000400000-0x00000000004C6000-memory.dmp

    Filesize

    792KB

  • memory/888-61-0x0000000000400000-0x00000000004C6000-memory.dmp

    Filesize

    792KB

  • memory/888-62-0x0000000000400000-0x00000000004C6000-memory.dmp

    Filesize

    792KB

  • memory/888-63-0x00000000004C040E-mapping.dmp

  • memory/888-60-0x0000000000400000-0x00000000004C6000-memory.dmp

    Filesize

    792KB

  • memory/888-66-0x0000000000402000-0x00000000004C1000-memory.dmp

    Filesize

    764KB

  • memory/888-67-0x0000000000402000-0x00000000004C1000-memory.dmp

    Filesize

    764KB

  • memory/888-57-0x0000000000400000-0x00000000004C6000-memory.dmp

    Filesize

    792KB

  • memory/956-54-0x0000000075B61000-0x0000000075B63000-memory.dmp

    Filesize

    8KB

  • memory/956-69-0x0000000074510000-0x0000000074ABB000-memory.dmp

    Filesize

    5.7MB

  • memory/956-71-0x0000000074510000-0x0000000074ABB000-memory.dmp

    Filesize

    5.7MB