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Analysis

  • max time kernel
    111s
  • max time network
    115s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    04/10/2022, 17:45

General

  • Target

    d988b15cef71819086cd99d592fcfd3779ace7c8fdea0402e658e3f1a2b1dd0d.xll

  • Size

    641KB

  • MD5

    ff8a9aa0856bfabfd1a75054a957d90f

  • SHA1

    b88a246c41af2c3073081bf740857df1e88f3a95

  • SHA256

    d988b15cef71819086cd99d592fcfd3779ace7c8fdea0402e658e3f1a2b1dd0d

  • SHA512

    f08bfada586860682b49681c0a4c428059355a1088ab5b6ac6bb78a93c0f14a62bd9e8c97c1135ef99ac82673ca22c81667287342279d3c90691326282459d2f

  • SSDEEP

    12288:1fBUkVbwLSI5/Q8OF8bzbBSre4OiguWD242S6n4yam:XUrO2X1rMWeS64x

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source

Signatures

  • Loads dropped DLL 2 IoCs
  • 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 AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 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\d988b15cef71819086cd99d592fcfd3779ace7c8fdea0402e658e3f1a2b1dd0d.xll
    1⤵
    • Loads dropped DLL
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:1388

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\d988b15cef71819086cd99d592fcfd3779ace7c8fdea0402e658e3f1a2b1dd0d.xll

    Filesize

    641KB

    MD5

    ff8a9aa0856bfabfd1a75054a957d90f

    SHA1

    b88a246c41af2c3073081bf740857df1e88f3a95

    SHA256

    d988b15cef71819086cd99d592fcfd3779ace7c8fdea0402e658e3f1a2b1dd0d

    SHA512

    f08bfada586860682b49681c0a4c428059355a1088ab5b6ac6bb78a93c0f14a62bd9e8c97c1135ef99ac82673ca22c81667287342279d3c90691326282459d2f

  • \Users\Admin\AppData\Local\Temp\d988b15cef71819086cd99d592fcfd3779ace7c8fdea0402e658e3f1a2b1dd0d.xll

    Filesize

    641KB

    MD5

    ff8a9aa0856bfabfd1a75054a957d90f

    SHA1

    b88a246c41af2c3073081bf740857df1e88f3a95

    SHA256

    d988b15cef71819086cd99d592fcfd3779ace7c8fdea0402e658e3f1a2b1dd0d

    SHA512

    f08bfada586860682b49681c0a4c428059355a1088ab5b6ac6bb78a93c0f14a62bd9e8c97c1135ef99ac82673ca22c81667287342279d3c90691326282459d2f

  • memory/1388-62-0x000000006D181000-0x000000006D183000-memory.dmp

    Filesize

    8KB

  • memory/1388-63-0x00000000044D0000-0x00000000044E2000-memory.dmp

    Filesize

    72KB

  • memory/1388-58-0x000000007291D000-0x0000000072928000-memory.dmp

    Filesize

    44KB

  • memory/1388-59-0x00000000768A1000-0x00000000768A3000-memory.dmp

    Filesize

    8KB

  • memory/1388-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/1388-55-0x0000000071931000-0x0000000071933000-memory.dmp

    Filesize

    8KB

  • memory/1388-54-0x000000002F101000-0x000000002F104000-memory.dmp

    Filesize

    12KB

  • memory/1388-57-0x000000007291D000-0x0000000072928000-memory.dmp

    Filesize

    44KB

  • memory/1388-64-0x0000000007910000-0x0000000007A94000-memory.dmp

    Filesize

    1.5MB

  • memory/1388-65-0x00000000046B0000-0x00000000046EC000-memory.dmp

    Filesize

    240KB

  • memory/1388-66-0x00000000043B0000-0x00000000043B8000-memory.dmp

    Filesize

    32KB

  • memory/1388-67-0x00000000075FB000-0x000000000760C000-memory.dmp

    Filesize

    68KB

  • memory/1388-68-0x00000000075FB000-0x000000000760C000-memory.dmp

    Filesize

    68KB

  • memory/1388-69-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/1388-70-0x000000007291D000-0x0000000072928000-memory.dmp

    Filesize

    44KB