Analysis

  • max time kernel
    102s
  • max time network
    105s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    26-09-2022 17:59

General

  • Target

    nckcn-invoice-09.26.22.docm

  • Size

    866KB

  • MD5

    d7ea47bbb034c9490a465863e8bb4b04

  • SHA1

    b3a9e5e6e12c5a59b8bd3d3323a497661d79e783

  • SHA256

    6cf4b6897928f8630040e5cb5db66fc6b979be1d3b8849986db9f0ac5bef1b84

  • SHA512

    bd9dd7666d332d25aecf50a90325208b4aa5546c5babbc6ce29fd518f0107d5614ca7d346c9603e3bbc62973abf0cbebd5fdb77a5517a0fe874e883a4b9a4463

  • SSDEEP

    12288:EZk9KVE9j2y+1JbeQbntrws6/GYzw6OFokpXfiiGef/DE54gb9orp/G7obL/PXSE:vKV2jUeQRI5wPN/AZb9oBGsnPXSYqaiy

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 2 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-invoice-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:1948
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32 C:\ProgramData\130m165c.4h5,PluginInit
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1724
      • C:\Windows\system32\rundll32.exe
        rundll32 C:\ProgramData\130m165c.4h5,PluginInit
        3⤵
        • Blocklisted process makes network request
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        PID:568
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1712

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\130m165c.4h5
      Filesize

      532KB

      MD5

      f4360d680fb5513010e0f88d67745868

      SHA1

      2d2cbe21426608a1b8a4c8700e94bd7e92344dc9

      SHA256

      f93c2c67f9daa2c1c09cf5a48a04cbfb37777f9aff9f8b7f24871b3f052d7925

      SHA512

      e5112f897d35163d34e2477089be34a10ea30fb81855c18b262e0dd32ce27834eac2a2e0e5653dd40969b7e47522f204b8fcbde44e757a498819d4e3bed4eb18

    • \ProgramData\130m165c.4h5
      Filesize

      532KB

      MD5

      f4360d680fb5513010e0f88d67745868

      SHA1

      2d2cbe21426608a1b8a4c8700e94bd7e92344dc9

      SHA256

      f93c2c67f9daa2c1c09cf5a48a04cbfb37777f9aff9f8b7f24871b3f052d7925

      SHA512

      e5112f897d35163d34e2477089be34a10ea30fb81855c18b262e0dd32ce27834eac2a2e0e5653dd40969b7e47522f204b8fcbde44e757a498819d4e3bed4eb18

    • \ProgramData\130m165c.4h5
      Filesize

      532KB

      MD5

      f4360d680fb5513010e0f88d67745868

      SHA1

      2d2cbe21426608a1b8a4c8700e94bd7e92344dc9

      SHA256

      f93c2c67f9daa2c1c09cf5a48a04cbfb37777f9aff9f8b7f24871b3f052d7925

      SHA512

      e5112f897d35163d34e2477089be34a10ea30fb81855c18b262e0dd32ce27834eac2a2e0e5653dd40969b7e47522f204b8fcbde44e757a498819d4e3bed4eb18

    • memory/568-231-0x0000000000000000-mapping.dmp
    • memory/568-239-0x0000000000120000-0x0000000000126000-memory.dmp
      Filesize

      24KB

    • memory/1712-240-0x0000000000000000-mapping.dmp
    • memory/1724-227-0x0000000000000000-mapping.dmp
    • memory/1948-86-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-69-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-58-0x0000000070C2D000-0x0000000070C38000-memory.dmp
      Filesize

      44KB

    • memory/1948-59-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-60-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-62-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-61-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-88-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-64-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-65-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-67-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-66-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-68-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-90-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-71-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-70-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-72-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-89-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-74-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-76-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-75-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-77-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-78-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-80-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-79-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-81-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-82-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-84-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-83-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1948-85-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-87-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-63-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-57-0x0000000075F51000-0x0000000075F53000-memory.dmp
      Filesize

      8KB

    • memory/1948-73-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-91-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-92-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-94-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-93-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-95-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-96-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-98-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-97-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-100-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-99-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-101-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-102-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-104-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-103-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-110-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-109-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-108-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-107-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-106-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-105-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-111-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-112-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-113-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-55-0x000000006FC41000-0x000000006FC43000-memory.dmp
      Filesize

      8KB

    • memory/1948-54-0x00000000721C1000-0x00000000721C4000-memory.dmp
      Filesize

      12KB

    • memory/1948-114-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-115-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-116-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-118-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-117-0x00000000004F8000-0x000000000050F000-memory.dmp
      Filesize

      92KB

    • memory/1948-242-0x0000000070C2D000-0x0000000070C38000-memory.dmp
      Filesize

      44KB

    • memory/1948-244-0x0000000070C2D000-0x0000000070C38000-memory.dmp
      Filesize

      44KB