Analysis

  • max time kernel
    129s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    24-12-2022 18:01

General

  • Target

    jarah,file,12.23.docm

  • Size

    1.3MB

  • MD5

    993ab5bc89bf05438f8389af6de00e35

  • SHA1

    babbc2cc9e58013ad8638dff0a32d5ffca74072a

  • SHA256

    2c60ce4900f8a5f108c58fc05a7705c27a62eed29e1fc230df86d652ef0b45ac

  • SHA512

    4b39d4c03fe7622dfe3fb6e31af820f7257862b337be087e53f8101f0ad33ddf59beb4270311c4e27479a2f8c0c38ce9788308c29edc262788a8237a8c0dbad4

  • SSDEEP

    24576:/WxpJmLOgHWi8bj11H2w5inpF7sONo/qiy7L9pvRD5G7EzqHm+Bmcf:/WxpJmgf3zliFppqKqG+/

Malware Config

Extracted

Family

icedid

Campaign

1212497363

C2

trbiriumpa.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 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\jarah,file,12.23.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:2016
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1472
    • C:\Windows\system32\rundll32.exe
      rundll32 C:\ProgramData\KBGR5.DLL,init
      1⤵
      • Process spawned unexpected child process
      • Blocklisted process makes network request
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      PID:1716

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\KBGR5.DLL
      Filesize

      740KB

      MD5

      404584ebbd5392ae611636e83c80df07

      SHA1

      4215876dbb1d8b9d617e35a305ac1d9c03c3c138

      SHA256

      d5ebe22fde4037d1f40402ca98b6d33f34a66a5d01fc8b52ceb50c36329f6215

      SHA512

      7358450edb7df324d7a96709308f7ba81b347ed67adcd9806434e0d46b920ff8b10bf0511ff49ebd752b16ab038f6b67f67c252bdc4a5a551cc40ee9c8c61d1c

    • \ProgramData\KBGR5.DLL
      Filesize

      740KB

      MD5

      404584ebbd5392ae611636e83c80df07

      SHA1

      4215876dbb1d8b9d617e35a305ac1d9c03c3c138

      SHA256

      d5ebe22fde4037d1f40402ca98b6d33f34a66a5d01fc8b52ceb50c36329f6215

      SHA512

      7358450edb7df324d7a96709308f7ba81b347ed67adcd9806434e0d46b920ff8b10bf0511ff49ebd752b16ab038f6b67f67c252bdc4a5a551cc40ee9c8c61d1c

    • \ProgramData\KBGR5.DLL
      Filesize

      740KB

      MD5

      404584ebbd5392ae611636e83c80df07

      SHA1

      4215876dbb1d8b9d617e35a305ac1d9c03c3c138

      SHA256

      d5ebe22fde4037d1f40402ca98b6d33f34a66a5d01fc8b52ceb50c36329f6215

      SHA512

      7358450edb7df324d7a96709308f7ba81b347ed67adcd9806434e0d46b920ff8b10bf0511ff49ebd752b16ab038f6b67f67c252bdc4a5a551cc40ee9c8c61d1c

    • \ProgramData\KBGR5.DLL
      Filesize

      740KB

      MD5

      404584ebbd5392ae611636e83c80df07

      SHA1

      4215876dbb1d8b9d617e35a305ac1d9c03c3c138

      SHA256

      d5ebe22fde4037d1f40402ca98b6d33f34a66a5d01fc8b52ceb50c36329f6215

      SHA512

      7358450edb7df324d7a96709308f7ba81b347ed67adcd9806434e0d46b920ff8b10bf0511ff49ebd752b16ab038f6b67f67c252bdc4a5a551cc40ee9c8c61d1c

    • \ProgramData\KBGR5.DLL
      Filesize

      740KB

      MD5

      404584ebbd5392ae611636e83c80df07

      SHA1

      4215876dbb1d8b9d617e35a305ac1d9c03c3c138

      SHA256

      d5ebe22fde4037d1f40402ca98b6d33f34a66a5d01fc8b52ceb50c36329f6215

      SHA512

      7358450edb7df324d7a96709308f7ba81b347ed67adcd9806434e0d46b920ff8b10bf0511ff49ebd752b16ab038f6b67f67c252bdc4a5a551cc40ee9c8c61d1c

    • memory/1472-71-0x000007FEFC2F1000-0x000007FEFC2F3000-memory.dmp
      Filesize

      8KB

    • memory/1472-70-0x0000000000000000-mapping.dmp
    • memory/1716-64-0x0000000180000000-0x0000000180009000-memory.dmp
      Filesize

      36KB

    • memory/2016-58-0x0000000075A71000-0x0000000075A73000-memory.dmp
      Filesize

      8KB

    • memory/2016-57-0x000000007184D000-0x0000000071858000-memory.dmp
      Filesize

      44KB

    • memory/2016-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/2016-55-0x0000000070861000-0x0000000070863000-memory.dmp
      Filesize

      8KB

    • memory/2016-54-0x0000000072DE1000-0x0000000072DE4000-memory.dmp
      Filesize

      12KB

    • memory/2016-72-0x000000007184D000-0x0000000071858000-memory.dmp
      Filesize

      44KB

    • memory/2016-73-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/2016-74-0x000000007184D000-0x0000000071858000-memory.dmp
      Filesize

      44KB