Analysis

  • max time kernel
    121s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 04:13

General

  • Target

    98917be41e446698aaf1dcb464bfc27ca686c56e2636e2801e6e8c46929e5f71.xls

  • Size

    510KB

  • MD5

    4775ebd5e313c8977865c0aa0358f79b

  • SHA1

    8bffb3644513b8548f2e107ad8d2707deda65f1d

  • SHA256

    98917be41e446698aaf1dcb464bfc27ca686c56e2636e2801e6e8c46929e5f71

  • SHA512

    73f7884b31eb0f1c00c6e6e38e968953466d3bf14bb5a8b4691251b1c1da0e0f5e5828574da697769decdb25594a537a77fe2d638ecefe1c5633f787f9a60d5a

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.

  • 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 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\98917be41e446698aaf1dcb464bfc27ca686c56e2636e2801e6e8c46929e5f71.xls
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:2008
  • C:\Windows\system32\cmd.exe
    cmd.exe /hid /c cd C:\Windows\Temp\ & start d.exe
    1⤵
    • Process spawned unexpected child process
    PID:1968

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1968-59-0x000007FEFC521000-0x000007FEFC523000-memory.dmp
    Filesize

    8KB

  • memory/2008-54-0x000000002F421000-0x000000002F424000-memory.dmp
    Filesize

    12KB

  • memory/2008-55-0x0000000071D11000-0x0000000071D13000-memory.dmp
    Filesize

    8KB

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

    64KB

  • memory/2008-57-0x0000000072CFD000-0x0000000072D08000-memory.dmp
    Filesize

    44KB

  • memory/2008-58-0x0000000075BF1000-0x0000000075BF3000-memory.dmp
    Filesize

    8KB

  • memory/2008-60-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB