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Analysis

  • max time kernel
    120s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    11/10/2023, 14:04

General

  • Target

    a11bd2bde079c17dc7b6793404f812830e99af2883f33ee49c01bc8c85751d50_JC.xll

  • Size

    12KB

  • MD5

    ad86b0520d48a0b530915850244f196b

  • SHA1

    2d28250d44de5ce82ded47bfb29a8ae6353a3fa4

  • SHA256

    a11bd2bde079c17dc7b6793404f812830e99af2883f33ee49c01bc8c85751d50

  • SHA512

    138934773d669a60900a82ee011f781576dc82275b4c62e696472e1d5890c2b155bf60ecab4eefc1345d4c42fe125078013ee242b8581f28ad735cb288cb1a39

  • SSDEEP

    192:uU5z9iLjq2pJk+/qcJklyJOEd8LsWGQwrgAh:3z9AbJH/IwJOs3/QwrgC

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 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 FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 6 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\a11bd2bde079c17dc7b6793404f812830e99af2883f33ee49c01bc8c85751d50_JC.xll
    1⤵
    • Loads dropped DLL
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:2116

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\a11bd2bde079c17dc7b6793404f812830e99af2883f33ee49c01bc8c85751d50_JC.xll

    Filesize

    12KB

    MD5

    ad86b0520d48a0b530915850244f196b

    SHA1

    2d28250d44de5ce82ded47bfb29a8ae6353a3fa4

    SHA256

    a11bd2bde079c17dc7b6793404f812830e99af2883f33ee49c01bc8c85751d50

    SHA512

    138934773d669a60900a82ee011f781576dc82275b4c62e696472e1d5890c2b155bf60ecab4eefc1345d4c42fe125078013ee242b8581f28ad735cb288cb1a39

  • memory/2116-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2116-1-0x0000000072BED000-0x0000000072BF8000-memory.dmp

    Filesize

    44KB

  • memory/2116-3-0x0000000072BED000-0x0000000072BF8000-memory.dmp

    Filesize

    44KB

  • memory/2116-4-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2116-5-0x0000000072BED000-0x0000000072BF8000-memory.dmp

    Filesize

    44KB