Analysis

  • max time kernel
    150s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7v200722
  • submitted
    31-07-2020 08:16

General

  • Target

    281bfstrategiv.exe

  • Size

    250KB

  • MD5

    c8bfcb2bcc6a4f6606269fc5f79a9f30

  • SHA1

    c90640063085e4287ce19b3f82cb4deb84e8a1ae

  • SHA256

    22fd2e8b0e5f77dc6ee8c434efed1df15742f0deb6940b3fa714893cde3c2980

  • SHA512

    4a742ac6e64666f4dbd01040f57b1f4668b81deb4321489f2d2f469019860f6e8689a79b21b673650d48299e6d17b6072c467df10daa40c81e33284b7c986bd7

Score
1/10

Malware Config

Signatures

  • Modifies Internet Explorer settings 1 TTPs 198 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs
  • Suspicious use of SetWindowsHookEx 32 IoCs
  • Suspicious use of FindShellTrayWindow 8 IoCs
  • Checks whether UAC is enabled 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\281bfstrategiv.exe
    "C:\Users\Admin\AppData\Local\Temp\281bfstrategiv.exe"
    1⤵
      PID:648
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Suspicious use of WriteProcessMemory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of FindShellTrayWindow
      • Checks whether UAC is enabled
      PID:1880
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1880 CREDAT:275457 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        • Checks whether UAC is enabled
        PID:1372
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1880 CREDAT:734213 /prefetch:2
        2⤵
          PID:1020
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
        1⤵
        • Modifies Internet Explorer settings
        • Suspicious use of WriteProcessMemory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of FindShellTrayWindow
        • Checks whether UAC is enabled
        PID:820
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:820 CREDAT:275457 /prefetch:2
          2⤵
          • Suspicious use of SetWindowsHookEx
          • Checks whether UAC is enabled
          PID:1536
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
        1⤵
        • Modifies Internet Explorer settings
        • Suspicious use of WriteProcessMemory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of FindShellTrayWindow
        • Checks whether UAC is enabled
        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⤵
          • Suspicious use of SetWindowsHookEx
          • Checks whether UAC is enabled
          PID:1564
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
        1⤵
        • Modifies Internet Explorer settings
        • Suspicious use of WriteProcessMemory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of FindShellTrayWindow
        • Checks whether UAC is enabled
        PID:1240
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1240 CREDAT:275457 /prefetch:2
          2⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          • Checks whether UAC is enabled
          PID:1872
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
        1⤵
        • Modifies Internet Explorer settings
        • Suspicious use of WriteProcessMemory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of FindShellTrayWindow
        • Checks whether UAC is enabled
        PID:1536
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1536 CREDAT:275457 /prefetch:2
          2⤵
          • Suspicious use of SetWindowsHookEx
          • Checks whether UAC is enabled
          PID:1460
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
        1⤵
        • Modifies Internet Explorer settings
        • Suspicious use of WriteProcessMemory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of FindShellTrayWindow
        • Checks whether UAC is enabled
        PID:436
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:436 CREDAT:275457 /prefetch:2
          2⤵
          • Suspicious use of SetWindowsHookEx
          • Checks whether UAC is enabled
          PID:1532
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
        1⤵
        • Modifies Internet Explorer settings
        • Suspicious use of WriteProcessMemory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of FindShellTrayWindow
        • Checks whether UAC is enabled
        PID:1544
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1544 CREDAT:275457 /prefetch:2
          2⤵
          • Suspicious use of SetWindowsHookEx
          • Checks whether UAC is enabled
          PID:1268
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
        1⤵
        • Modifies Internet Explorer settings
        • Suspicious use of WriteProcessMemory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of FindShellTrayWindow
        • Checks whether UAC is enabled
        PID:1388
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1388 CREDAT:275457 /prefetch:2
          2⤵
          • Suspicious use of SetWindowsHookEx
          • Checks whether UAC is enabled
          PID:1620

      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
      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\vvur1wv\imagestore.dat
      • memory/648-0-0x0000000000320000-0x0000000000337000-memory.dmp
        Filesize

        92KB

      • memory/1268-13-0x0000000000000000-mapping.dmp
      • memory/1372-2-0x0000000006220000-0x0000000006243000-memory.dmp
        Filesize

        140KB

      • memory/1372-1-0x0000000000000000-mapping.dmp
      • memory/1460-9-0x0000000000000000-mapping.dmp
      • memory/1532-11-0x0000000000000000-mapping.dmp
      • memory/1536-3-0x0000000000000000-mapping.dmp
      • memory/1564-5-0x0000000000000000-mapping.dmp
      • memory/1620-15-0x0000000000000000-mapping.dmp
      • memory/1872-7-0x0000000000000000-mapping.dmp