Analysis

  • max time kernel
    143s
  • max time network
    147s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    07-07-2020 10:25

General

  • Target

    5f044c8e2c2d0.dll

  • Size

    224KB

  • MD5

    ec7c1f9960dae10f6c7970c54e7cfd88

  • SHA1

    7a2eeacb8f8167647759a10d4686d92810d53024

  • SHA256

    1007538050a92f07d23ac2be6956f577fbfd459381415b40a3b53b794a6d5211

  • SHA512

    48c3399aee4db5a8655557c99e52248b043a19554449a524039cba3e4f54efea776c59d5f8eced41845f1d0fc643e00ea284bffc4cc6a93ab6ae9f2cafa94ce2

Score
10/10

Malware Config

Signatures

  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Checks whether UAC is enabled 8 IoCs
  • Modifies Internet Explorer settings 1 TTPs 84 IoCs
  • Gozi, Gozi IFSB

    Gozi ISFB is a well-known and widely distributed banking trojan.

  • Suspicious use of WriteProcessMemory 15 IoCs
  • Suspicious use of SetWindowsHookEx 16 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\5f044c8e2c2d0.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3496
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\5f044c8e2c2d0.dll,#1
      2⤵
        PID:3852
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Checks whether UAC is enabled
      • Modifies Internet Explorer settings
      • Suspicious use of WriteProcessMemory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of FindShellTrayWindow
      PID:3512
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3512 CREDAT:82945 /prefetch:2
        2⤵
        • Checks whether UAC is enabled
        • Suspicious use of SetWindowsHookEx
        PID:1852
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Checks whether UAC is enabled
      • Modifies Internet Explorer settings
      • Suspicious use of WriteProcessMemory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of FindShellTrayWindow
      PID:2836
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2836 CREDAT:82945 /prefetch:2
        2⤵
        • Checks whether UAC is enabled
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:2764
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Checks whether UAC is enabled
      • Modifies Internet Explorer settings
      • Suspicious use of WriteProcessMemory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of FindShellTrayWindow
      PID:3704
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3704 CREDAT:82945 /prefetch:2
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        • Checks whether UAC is enabled
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:2728
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Checks whether UAC is enabled
      • Modifies Internet Explorer settings
      • Suspicious use of WriteProcessMemory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of FindShellTrayWindow
      PID:2832
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2832 CREDAT:82945 /prefetch:2
        2⤵
        • Checks whether UAC is enabled
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:3936

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\35DDEDF268117918D1D277A171D8DF7B_811E966590408029163D674CAE049A9C

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\EDC238BFF48A31D55A97E1E93892934B_C20E0DA2D0F89FE526E1490F4A2EE5AB

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\35DDEDF268117918D1D277A171D8DF7B_811E966590408029163D674CAE049A9C

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\EDC238BFF48A31D55A97E1E93892934B_C20E0DA2D0F89FE526E1490F4A2EE5AB

    • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\no263pu\imagestore.dat

    • memory/1852-1-0x0000000000000000-mapping.dmp

    • memory/2728-3-0x0000000000000000-mapping.dmp

    • memory/2728-8-0x0000000010850000-0x0000000010860000-memory.dmp

      Filesize

      64KB

    • memory/2728-9-0x0000000010850000-0x0000000010860000-memory.dmp

      Filesize

      64KB

    • memory/2728-10-0x00000000106F0000-0x0000000010700000-memory.dmp

      Filesize

      64KB

    • memory/2728-11-0x00000000106F0000-0x0000000010700000-memory.dmp

      Filesize

      64KB

    • memory/2728-12-0x0000000010850000-0x0000000010860000-memory.dmp

      Filesize

      64KB

    • memory/2764-2-0x0000000000000000-mapping.dmp

    • memory/3852-0-0x0000000000000000-mapping.dmp

    • memory/3936-13-0x0000000000000000-mapping.dmp