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
  • Sample200707-jkbvdkmd5e
  • SHA256 1007538050a92f07d23ac2be6956f577fbfd459381415b40a3b53b794a6d5211
  • MD5 SHA1 SHA512
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

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

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

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

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

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