Analysis

  • max time kernel
    103s
  • max time network
    103s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    04-01-2023 16:10

General

  • Target

    2A7D9561C3501EEA0D94A3F550745C5C19E151BA58DECD880BAAF900567103D8.docm

  • Size

    1.3MB

  • MD5

    e2cce86d91f8fc74def2dda954ac7b55

  • SHA1

    63bb523dc255c91d2ebd9fee31366a4b2a0a1501

  • SHA256

    2a7d9561c3501eea0d94a3f550745c5c19e151ba58decd880baaf900567103d8

  • SHA512

    f5753c99002dcc5d39a0a2030e393139e180b9a7f779b3798704730e661aa60cafaa1b684d83b26416e822cf0b3cadde5df615e76eaa6ccd41bcbed797500faa

  • SSDEEP

    24576:/SpJmLOgHWi8bj11H2w5inpF7sONo/qiy7L9pvRDqG7EzqHm+Bmca:/SpJmgf3zliFpppKqG+6

Score
10/10

Malware Config

Signatures

  • 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 4 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 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\2A7D9561C3501EEA0D94A3F550745C5C19E151BA58DECD880BAAF900567103D8.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:888
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1304
    • C:\Windows\system32\rundll32.exe
      rundll32 C:\ProgramData\KBIC1.DLL,init
      1⤵
      • Process spawned unexpected child process
      • Blocklisted process makes network request
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      PID:1748

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\KBIC1.DLL
      Filesize

      740KB

      MD5

      404584ebbd5392ae611636e83c80df07

      SHA1

      4215876dbb1d8b9d617e35a305ac1d9c03c3c138

      SHA256

      d5ebe22fde4037d1f40402ca98b6d33f34a66a5d01fc8b52ceb50c36329f6215

      SHA512

      7358450edb7df324d7a96709308f7ba81b347ed67adcd9806434e0d46b920ff8b10bf0511ff49ebd752b16ab038f6b67f67c252bdc4a5a551cc40ee9c8c61d1c

    • \ProgramData\KBIC1.DLL
      Filesize

      740KB

      MD5

      404584ebbd5392ae611636e83c80df07

      SHA1

      4215876dbb1d8b9d617e35a305ac1d9c03c3c138

      SHA256

      d5ebe22fde4037d1f40402ca98b6d33f34a66a5d01fc8b52ceb50c36329f6215

      SHA512

      7358450edb7df324d7a96709308f7ba81b347ed67adcd9806434e0d46b920ff8b10bf0511ff49ebd752b16ab038f6b67f67c252bdc4a5a551cc40ee9c8c61d1c

    • \ProgramData\KBIC1.DLL
      Filesize

      740KB

      MD5

      404584ebbd5392ae611636e83c80df07

      SHA1

      4215876dbb1d8b9d617e35a305ac1d9c03c3c138

      SHA256

      d5ebe22fde4037d1f40402ca98b6d33f34a66a5d01fc8b52ceb50c36329f6215

      SHA512

      7358450edb7df324d7a96709308f7ba81b347ed67adcd9806434e0d46b920ff8b10bf0511ff49ebd752b16ab038f6b67f67c252bdc4a5a551cc40ee9c8c61d1c

    • \ProgramData\KBIC1.DLL
      Filesize

      740KB

      MD5

      404584ebbd5392ae611636e83c80df07

      SHA1

      4215876dbb1d8b9d617e35a305ac1d9c03c3c138

      SHA256

      d5ebe22fde4037d1f40402ca98b6d33f34a66a5d01fc8b52ceb50c36329f6215

      SHA512

      7358450edb7df324d7a96709308f7ba81b347ed67adcd9806434e0d46b920ff8b10bf0511ff49ebd752b16ab038f6b67f67c252bdc4a5a551cc40ee9c8c61d1c

    • \ProgramData\KBIC1.DLL
      Filesize

      740KB

      MD5

      404584ebbd5392ae611636e83c80df07

      SHA1

      4215876dbb1d8b9d617e35a305ac1d9c03c3c138

      SHA256

      d5ebe22fde4037d1f40402ca98b6d33f34a66a5d01fc8b52ceb50c36329f6215

      SHA512

      7358450edb7df324d7a96709308f7ba81b347ed67adcd9806434e0d46b920ff8b10bf0511ff49ebd752b16ab038f6b67f67c252bdc4a5a551cc40ee9c8c61d1c

    • memory/888-85-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-67-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/888-57-0x00000000719CD000-0x00000000719D8000-memory.dmp
      Filesize

      44KB

    • memory/888-58-0x00000000759F1000-0x00000000759F3000-memory.dmp
      Filesize

      8KB

    • memory/888-59-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-60-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-61-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-62-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-63-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-64-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-65-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-66-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-89-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-70-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-69-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-68-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-71-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-72-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-73-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-76-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-77-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-75-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-74-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-90-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-81-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-79-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-78-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-82-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-83-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-84-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-54-0x0000000072F61000-0x0000000072F64000-memory.dmp
      Filesize

      12KB

    • memory/888-91-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-55-0x00000000709E1000-0x00000000709E3000-memory.dmp
      Filesize

      8KB

    • memory/888-80-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-88-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-87-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-94-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-93-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-92-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-86-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-97-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-98-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-96-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-95-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-102-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-101-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-100-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-99-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-105-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-106-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-104-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-103-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-109-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-110-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-108-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-107-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-112-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-111-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-113-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-116-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-117-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-115-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-114-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-118-0x00000000006ED000-0x00000000006F1000-memory.dmp
      Filesize

      16KB

    • memory/888-194-0x00000000719CD000-0x00000000719D8000-memory.dmp
      Filesize

      44KB

    • memory/888-192-0x00000000719CD000-0x00000000719D8000-memory.dmp
      Filesize

      44KB

    • memory/1304-190-0x0000000000000000-mapping.dmp