Analysis

  • max time kernel
    142s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    26/09/2022, 18:12

General

  • Target
    nckcn-document-09.26.22.docm
  • Size 866KB
  • Sample220926-ws6l4abfd2
  • SHA256 f3f1ad731286fada69df12ede0a3e1b419d0df4ba18b17f49ac134b4664d34ce
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • icedid

Campaign
  • 742081363

C2
  • scainznorka.com

Signatures

  • IcedID, BokBot

    IcedID is a banking trojan capable of stealing credentials.

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Blocklisted process makes network request 3 IoCs
  • Loads dropped DLL 2 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 behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 15 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\nckcn-document-09.26.22.docm"
    1⤵
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1060
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32 C:\ProgramData\3o2638u2.202,PluginInit
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:520
      • C:\Windows\system32\rundll32.exe
        rundll32 C:\ProgramData\3o2638u2.202,PluginInit
        3⤵
        • Blocklisted process makes network request
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        PID:1776
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:980

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          3o2638u2.202

          • Path C:\ProgramData\3o2638u2.202
          • Size 532KB
          • SHA256 ce4848f8d7e360615d7d8d18ad5f95a9d9211d931573deae1bfab72ebe032a5f
          • MD5 SHA1 SHA512 SSDEEP

          3o2638u2.202

          • Path \ProgramData\3o2638u2.202
          • Size 532KB
          • SHA256 ce4848f8d7e360615d7d8d18ad5f95a9d9211d931573deae1bfab72ebe032a5f
          • MD5 SHA1 SHA512 SSDEEP

          3o2638u2.202

          • Path \ProgramData\3o2638u2.202
          • Size 532KB
          • SHA256 ce4848f8d7e360615d7d8d18ad5f95a9d9211d931573deae1bfab72ebe032a5f
          • MD5 SHA1 SHA512 SSDEEP

          memory/980-241-0x000007FEFB9E1000-0x000007FEFB9E3000-memory.dmp

          memory/1060-57-0x0000000074DC1000-0x0000000074DC3000-memory.dmp

          memory/1060-58-0x0000000070F3D000-0x0000000070F48000-memory.dmp

          memory/1060-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

          memory/1060-55-0x000000006FF51000-0x000000006FF53000-memory.dmp

          memory/1060-54-0x00000000724D1000-0x00000000724D4000-memory.dmp

          memory/1060-242-0x0000000070F3D000-0x0000000070F48000-memory.dmp

          memory/1060-244-0x0000000070F3D000-0x0000000070F48000-memory.dmp

          memory/1060-243-0x000000005FFF0000-0x0000000060000000-memory.dmp

          memory/1776-240-0x0000000000190000-0x0000000000196000-memory.dmp

          memory/1776-233-0x0000000180000000-0x0000000180009000-memory.dmp