Analysis

  • max time kernel
    141s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    26-09-2022 20:12

General

  • Target

    ishihara-sekkei.file.09.26.docm

  • Size

    866KB

  • MD5

    904644c8b87dc2b49e5587bcfff6c7c1

  • SHA1

    faa9071aa7b21dd765f54a0f55db9bfe568bb29e

  • SHA256

    f6c3820c214d02644fd1194eee8d3ed23eb18a2e9c85851197556f7bbc068503

  • SHA512

    366666eaa28eb62d60572a002c6b062c29073abdf85f3c69e9c0be0ff4e974428241530ff3fbc1e066f83a6d8a4825d9f1776be60659bf2a04dc5502711af2f8

  • SSDEEP

    12288:2UVE9j2y+1JbeQbntrws6/GYzw6OFokpXfiiGef/DEmvnjPCx7trX3sJAibexZx:2UV2jUeQRI5wPN/vj4trXy/Kv

Malware Config

Extracted

Family

icedid

Campaign

742081363

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\ishihara-sekkei.file.09.26.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:1048
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32 C:\ProgramData\46273kj8.86y,PluginInit
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1784
      • C:\Windows\system32\rundll32.exe
        rundll32 C:\ProgramData\46273kj8.86y,PluginInit
        3⤵
        • Blocklisted process makes network request
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        PID:1936
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1796

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\46273kj8.86y
      Filesize

      532KB

      MD5

      d0d27e4c1885def3b14da9a450b96cba

      SHA1

      3a0eadf66b3859f971d19c2fe656bf779da40cb5

      SHA256

      dbb466b72c7a159da494a540e66119fea0bf9085144b5319d9ebcabb2e880c55

      SHA512

      76739541ff657ceec4d0445c8ce174e9cbd396339254736398ae7ec2d34f7e0ce0cd219278dddfcc188a29d5b3bab4b8bdc03775ff9066159d88181a8a742b08

    • \ProgramData\46273kj8.86y
      Filesize

      532KB

      MD5

      d0d27e4c1885def3b14da9a450b96cba

      SHA1

      3a0eadf66b3859f971d19c2fe656bf779da40cb5

      SHA256

      dbb466b72c7a159da494a540e66119fea0bf9085144b5319d9ebcabb2e880c55

      SHA512

      76739541ff657ceec4d0445c8ce174e9cbd396339254736398ae7ec2d34f7e0ce0cd219278dddfcc188a29d5b3bab4b8bdc03775ff9066159d88181a8a742b08

    • \ProgramData\46273kj8.86y
      Filesize

      532KB

      MD5

      d0d27e4c1885def3b14da9a450b96cba

      SHA1

      3a0eadf66b3859f971d19c2fe656bf779da40cb5

      SHA256

      dbb466b72c7a159da494a540e66119fea0bf9085144b5319d9ebcabb2e880c55

      SHA512

      76739541ff657ceec4d0445c8ce174e9cbd396339254736398ae7ec2d34f7e0ce0cd219278dddfcc188a29d5b3bab4b8bdc03775ff9066159d88181a8a742b08

    • memory/1048-91-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-97-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1048-57-0x0000000076171000-0x0000000076173000-memory.dmp
      Filesize

      8KB

    • memory/1048-58-0x00000000717DD000-0x00000000717E8000-memory.dmp
      Filesize

      44KB

    • memory/1048-92-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-60-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-61-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-62-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-63-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-64-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-65-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-66-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-67-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-68-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-69-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-70-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-72-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-71-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-73-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-74-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-76-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-75-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-78-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-77-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-80-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-79-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-83-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-82-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-81-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-86-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-85-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-84-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-88-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-87-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-54-0x0000000072D71000-0x0000000072D74000-memory.dmp
      Filesize

      12KB

    • memory/1048-59-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-246-0x00000000717DD000-0x00000000717E8000-memory.dmp
      Filesize

      44KB

    • memory/1048-55-0x00000000707F1000-0x00000000707F3000-memory.dmp
      Filesize

      8KB

    • memory/1048-94-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-93-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-89-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-98-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-96-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-95-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-100-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-99-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-101-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-102-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-103-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-104-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-107-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-108-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-106-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-105-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-111-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-112-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-110-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-109-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-113-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-114-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-118-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-117-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-116-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-115-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1048-227-0x000000000087C000-0x000000000087E000-memory.dmp
      Filesize

      8KB

    • memory/1048-243-0x00000000717DD000-0x00000000717E8000-memory.dmp
      Filesize

      44KB

    • memory/1048-244-0x000000000087C000-0x000000000087E000-memory.dmp
      Filesize

      8KB

    • memory/1048-90-0x000000000087C000-0x0000000000880000-memory.dmp
      Filesize

      16KB

    • memory/1784-228-0x0000000000000000-mapping.dmp
    • memory/1796-240-0x0000000000000000-mapping.dmp
    • memory/1936-232-0x0000000000000000-mapping.dmp
    • memory/1936-241-0x0000000000120000-0x0000000000126000-memory.dmp
      Filesize

      24KB