Analysis

  • max time kernel
    66s
  • max time network
    121s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    13-08-2020 12:24

General

  • Target

    docs096.exe

  • Size

    970KB

  • MD5

    cbdffd8eea94a96dd18766ed722023a3

  • SHA1

    807bf4989f87a03a5e2869446ee50b0c6ec7fa9b

  • SHA256

    f7c399554c57d028fb64973e5787137e96feb1dff9275cc13e6298e013671648

  • SHA512

    42f224ee514c94a1a7db2114ff48d81aceeb1df08003754dd3dd83e7a33b9ba8c6b7b50a2e1779a4d363ab39d6095b5e73cf5f0e4d7d557f1096445f601e5c35

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
  • ServiceHost packer 7 IoCs

    Detects ServiceHost packer used for .NET malware

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Program crash 1 IoCs
  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\docs096.exe
    "C:\Users\Admin\AppData\Local\Temp\docs096.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3872
    • C:\Program Files (x86)\internet explorer\ieinstal.exe
      "C:\Program Files (x86)\internet explorer\ieinstal.exe"
      2⤵
        PID:3812
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3812 -s 564
          3⤵
          • Suspicious use of NtCreateProcessExOtherParentProcess
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1624

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1624-5-0x0000000004CD0000-0x0000000004CD1000-memory.dmp
      Filesize

      4KB

    • memory/1624-11-0x0000000005550000-0x0000000005551000-memory.dmp
      Filesize

      4KB

    • memory/3812-0-0x0000000000000000-mapping.dmp
    • memory/3812-1-0x0000000000000000-mapping.dmp
    • memory/3812-2-0x0000000000000000-mapping.dmp
    • memory/3812-4-0x0000000000000000-mapping.dmp
    • memory/3812-6-0x0000000000000000-mapping.dmp
    • memory/3812-7-0x0000000000000000-mapping.dmp
    • memory/3812-8-0x0000000000000000-mapping.dmp
    • memory/3812-9-0x0000000000000000-mapping.dmp
    • memory/3812-10-0x0000000000000000-mapping.dmp
    • memory/3872-3-0x0000000010530000-0x000000001054C000-memory.dmp
      Filesize

      112KB