Analysis

  • max time kernel
    107s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    25-06-2022 06:45

General

  • Target

    4ac2b269b8c63a305d55c2ffadf0e99d760f94cf4de09ca5405ea6845854ddd2.xls

  • Size

    684KB

  • MD5

    abfa3b72cfcc998fa21f50ff5b787f1e

  • SHA1

    b135139f94552fd5d6ec0659853779d2680c6365

  • SHA256

    4ac2b269b8c63a305d55c2ffadf0e99d760f94cf4de09ca5405ea6845854ddd2

  • SHA512

    f2edbbf5243055f15579f2583c5792c676dff5364d99bafd5b7da574b9cc3ccb2d4430a37a6bafc0514cc9d016529a701a39c4f379691c6900754bb0c7617c76

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source

Signatures

  • TA505

    Cybercrime group active since 2015, responsible for families like Dridex and Locky.

  • UPX packed file 1 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Loads dropped DLL 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • 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 FindShellTrayWindow 3 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\4ac2b269b8c63a305d55c2ffadf0e99d760f94cf4de09ca5405ea6845854ddd2.xls
    1⤵
    • Loads dropped DLL
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:2008

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\outgoing.dll

    Filesize

    292KB

    MD5

    b4d338fbc1bd67d825bf911b5d22c4a0

    SHA1

    c32080069e2c5c998384e93f495df23c720dc2dd

    SHA256

    3eaa7481affad2c3f58cf98495023f56c4cb8ca184980f76361048600d0fb068

    SHA512

    24c60a7049f2a4c9311631ccddebf34e98f144353933edc891e6f149c2e4222b72d06501c66794e984db369a5cc340a956b3283e0eb806eabf877e0b691f1373

  • memory/2008-69-0x00000000003F5000-0x00000000003F9000-memory.dmp

    Filesize

    16KB

  • memory/2008-62-0x00000000003F5000-0x00000000003F9000-memory.dmp

    Filesize

    16KB

  • memory/2008-57-0x000000007296D000-0x0000000072978000-memory.dmp

    Filesize

    44KB

  • memory/2008-71-0x0000000000460000-0x0000000000469000-memory.dmp

    Filesize

    36KB

  • memory/2008-59-0x00000000003F5000-0x00000000003F9000-memory.dmp

    Filesize

    16KB

  • memory/2008-60-0x00000000003F5000-0x00000000003F9000-memory.dmp

    Filesize

    16KB

  • memory/2008-61-0x00000000003F5000-0x00000000003F9000-memory.dmp

    Filesize

    16KB

  • memory/2008-73-0x0000000000460000-0x0000000000469000-memory.dmp

    Filesize

    36KB

  • memory/2008-63-0x00000000003F5000-0x00000000003F9000-memory.dmp

    Filesize

    16KB

  • memory/2008-65-0x00000000003F5000-0x00000000003F9000-memory.dmp

    Filesize

    16KB

  • memory/2008-64-0x00000000003F5000-0x00000000003F9000-memory.dmp

    Filesize

    16KB

  • memory/2008-66-0x00000000003F5000-0x00000000003F9000-memory.dmp

    Filesize

    16KB

  • memory/2008-67-0x00000000003F5000-0x00000000003F9000-memory.dmp

    Filesize

    16KB

  • memory/2008-72-0x0000000000460000-0x0000000000469000-memory.dmp

    Filesize

    36KB

  • memory/2008-70-0x0000000000460000-0x0000000000469000-memory.dmp

    Filesize

    36KB

  • memory/2008-54-0x000000002F2B1000-0x000000002F2B4000-memory.dmp

    Filesize

    12KB

  • memory/2008-58-0x0000000075DB1000-0x0000000075DB3000-memory.dmp

    Filesize

    8KB

  • memory/2008-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2008-68-0x00000000003F5000-0x00000000003F9000-memory.dmp

    Filesize

    16KB

  • memory/2008-74-0x0000000000460000-0x0000000000469000-memory.dmp

    Filesize

    36KB

  • memory/2008-75-0x0000000000460000-0x0000000000469000-memory.dmp

    Filesize

    36KB

  • memory/2008-76-0x0000000000460000-0x0000000000469000-memory.dmp

    Filesize

    36KB

  • memory/2008-82-0x00000000003F5000-0x00000000003F9000-memory.dmp

    Filesize

    16KB

  • memory/2008-88-0x00000000003F5000-0x00000000003F9000-memory.dmp

    Filesize

    16KB

  • memory/2008-87-0x00000000003F5000-0x00000000003F9000-memory.dmp

    Filesize

    16KB

  • memory/2008-89-0x00000000003F5000-0x00000000003F9000-memory.dmp

    Filesize

    16KB

  • memory/2008-90-0x0000000000460000-0x0000000000469000-memory.dmp

    Filesize

    36KB

  • memory/2008-96-0x0000000000460000-0x0000000000469000-memory.dmp

    Filesize

    36KB

  • memory/2008-55-0x0000000071981000-0x0000000071983000-memory.dmp

    Filesize

    8KB

  • memory/2008-103-0x0000000010000000-0x0000000010049000-memory.dmp

    Filesize

    292KB

  • memory/2008-104-0x000000007296D000-0x0000000072978000-memory.dmp

    Filesize

    44KB

  • memory/2008-105-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2008-106-0x000000007296D000-0x0000000072978000-memory.dmp

    Filesize

    44KB