Analysis

  • max time kernel
    148s
  • max time network
    159s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 03:52

General

  • Target

    ord_758.docm

  • Size

    278KB

  • MD5

    5b195d34bd601700f499d97a6aed4069

  • SHA1

    77995f57d2b831ec1f60d7cef1725ae9e62f4347

  • SHA256

    837f40c12fc476d81d0741da2ab0bc0ee5c9857fe9623f2dfa33fb9f9d20f6ce

  • SHA512

    7ee711e335cefe9b9c0af40dda6a276420448c7b0ad6ae4e764e827de50af8d7c5fa64d7444d4be645dedcc05860beef6378b97edc4936fa17f5affd2b1d4091

Malware Config

Extracted

Family

icedid

C2

bividilli.xyz

Signatures

  • IcedID, BokBot

    IcedID is a banking trojan capable of stealing credentials.

  • IcedID First Stage Loader 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\ord_758.docm"
    1⤵
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1868
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1188
    • C:\DataBaseLog\PuttyTel.exe
      C:\DataBaseLog\PuttyTel.exe
      1⤵
      • Executes dropped EXE
      PID:1908

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\DataBaseLog\PuttyTel.exe
      Filesize

      297KB

      MD5

      0cc9b2dfa5911256e1bb1309c84f9366

      SHA1

      bbfb841c5f1055770e3d014f9bfbd6cbd3eccf9c

      SHA256

      83ee9ad6358cc6fa18169cbf25b379789d6e9e02290779fee912b57fc1cf1a77

      SHA512

      452bdc46907d00c74a4b5145a6ca02df7981bd78c8f20c16eca856a68d2b66130391325faa8ff41fa610e81126be31cc8b0465e9ef0e3fd7361cc7136cfb68f6

    • memory/1188-59-0x0000000000000000-mapping.dmp
    • memory/1188-60-0x000007FEFB751000-0x000007FEFB753000-memory.dmp
      Filesize

      8KB

    • memory/1868-57-0x0000000070CAD000-0x0000000070CB8000-memory.dmp
      Filesize

      44KB

    • memory/1868-58-0x0000000075541000-0x0000000075543000-memory.dmp
      Filesize

      8KB

    • memory/1868-54-0x0000000072241000-0x0000000072244000-memory.dmp
      Filesize

      12KB

    • memory/1868-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1868-61-0x000000000086D000-0x0000000000871000-memory.dmp
      Filesize

      16KB

    • memory/1868-55-0x000000006FCC1000-0x000000006FCC3000-memory.dmp
      Filesize

      8KB

    • memory/1868-67-0x000000006A6A1000-0x000000006A6A3000-memory.dmp
      Filesize

      8KB

    • memory/1868-68-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1908-63-0x00000000001D0000-0x00000000001D6000-memory.dmp
      Filesize

      24KB

    • memory/1908-66-0x00000000001C0000-0x00000000001C3000-memory.dmp
      Filesize

      12KB