Analysis

  • max time kernel
    148s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7v200722
  • submitted
    31-07-2020 08:16

General

  • Target

    291bfstrategiv.exe

  • Size

    250KB

  • MD5

    a35f4823562c97ffeab849b768ad4e56

  • SHA1

    4f1510540e2156bc5f73f8060847a0db66cb6463

  • SHA256

    df62546407cb894504be563f7856fd118f69430b812b75aa1532ad87836d29f8

  • SHA512

    728bd1b243d2ff68e56d7715b6e0e8e4d66c1014d1da4d26b7657db7a97d86f7c9304e2ea023bea84c5b97c902a2e13692fd9cc69dd2cddac7a2e33124cfe593

Score
1/10

Malware Config

Signatures

  • Suspicious use of FindShellTrayWindow 7 IoCs
  • Modifies Internet Explorer settings 1 TTPs 174 IoCs
  • Checks whether UAC is enabled 14 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs
  • Suspicious use of SetWindowsHookEx 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\291bfstrategiv.exe
    "C:\Users\Admin\AppData\Local\Temp\291bfstrategiv.exe"
    1⤵
      PID:1436
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Modifies Internet Explorer settings
      • Checks whether UAC is enabled
      • Suspicious use of WriteProcessMemory
      • Suspicious use of SetWindowsHookEx
      PID:1800
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1800 CREDAT:275457 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Checks whether UAC is enabled
        • Suspicious use of SetWindowsHookEx
        PID:1224
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1800 CREDAT:668678 /prefetch:2
        2⤵
          PID:816
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
        1⤵
        • Suspicious use of FindShellTrayWindow
        • Modifies Internet Explorer settings
        • Checks whether UAC is enabled
        • Suspicious use of WriteProcessMemory
        • Suspicious use of SetWindowsHookEx
        PID:836
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:836 CREDAT:275457 /prefetch:2
          2⤵
          • Modifies Internet Explorer settings
          • Checks whether UAC is enabled
          • Suspicious use of SetWindowsHookEx
          PID:1568
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
        1⤵
        • Suspicious use of FindShellTrayWindow
        • Modifies Internet Explorer settings
        • Checks whether UAC is enabled
        • Suspicious use of WriteProcessMemory
        • Suspicious use of SetWindowsHookEx
        PID:1912
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1912 CREDAT:275457 /prefetch:2
          2⤵
          • Modifies Internet Explorer settings
          • Checks whether UAC is enabled
          • Suspicious use of SetWindowsHookEx
          PID:2036
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
        1⤵
        • Suspicious use of FindShellTrayWindow
        • Modifies Internet Explorer settings
        • Checks whether UAC is enabled
        • Suspicious use of WriteProcessMemory
        • Suspicious use of SetWindowsHookEx
        PID:816
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:816 CREDAT:275457 /prefetch:2
          2⤵
          • Modifies Internet Explorer settings
          • Checks whether UAC is enabled
          • Suspicious use of SetWindowsHookEx
          PID:1672
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
        1⤵
        • Suspicious use of FindShellTrayWindow
        • Modifies Internet Explorer settings
        • Checks whether UAC is enabled
        • Suspicious use of WriteProcessMemory
        • Suspicious use of SetWindowsHookEx
        PID:1980
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1980 CREDAT:275457 /prefetch:2
          2⤵
          • Checks whether UAC is enabled
          • Suspicious use of SetWindowsHookEx
          PID:836
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
        1⤵
        • Suspicious use of FindShellTrayWindow
        • Modifies Internet Explorer settings
        • Checks whether UAC is enabled
        • Suspicious use of WriteProcessMemory
        • Suspicious use of SetWindowsHookEx
        PID:832
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:832 CREDAT:275457 /prefetch:2
          2⤵
          • Checks whether UAC is enabled
          • Suspicious use of SetWindowsHookEx
          PID:1992
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
        1⤵
        • Suspicious use of FindShellTrayWindow
        • Modifies Internet Explorer settings
        • Checks whether UAC is enabled
        • Suspicious use of WriteProcessMemory
        • Suspicious use of SetWindowsHookEx
        PID:316
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:316 CREDAT:275457 /prefetch:2
          2⤵
          • Checks whether UAC is enabled
          • Suspicious use of SetWindowsHookEx
          PID:1888

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Defense Evasion

      Modify Registry

      1
      T1112

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\vvur1wv\imagestore.dat
      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\vvur1wv\imagestore.dat
      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\vvur1wv\imagestore.dat
      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\vvur1wv\imagestore.dat
      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\vvur1wv\imagestore.dat
      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\vvur1wv\imagestore.dat
      • memory/836-9-0x0000000000000000-mapping.dmp
      • memory/1224-2-0x0000000006580000-0x00000000065A3000-memory.dmp
        Filesize

        140KB

      • memory/1224-1-0x0000000000000000-mapping.dmp
      • memory/1436-0-0x0000000000280000-0x0000000000297000-memory.dmp
        Filesize

        92KB

      • memory/1568-3-0x0000000000000000-mapping.dmp
      • memory/1672-7-0x0000000000000000-mapping.dmp
      • memory/1888-13-0x0000000000000000-mapping.dmp
      • memory/1992-11-0x0000000000000000-mapping.dmp
      • memory/2036-5-0x0000000000000000-mapping.dmp