Analysis

  • max time kernel
    546s
  • max time network
    736s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250207-en
  • resource tags

    arch:x64arch:x86image:win11-20250207-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    09-02-2025 15:25

General

  • Target

    windows/loaders/dex.dll

  • Size

    138KB

  • MD5

    b0d3effd69e9fa5fb68ef781b7ef6812

  • SHA1

    496d7aaaaa5d814dbd8aceaaf3d5e129fec8fb83

  • SHA256

    c089a8a6b13bcd8e163559a8f7be3eb9eb20ff2e52352faa952a74d674c153f6

  • SHA512

    4614522ee5bd0ebe38102167f8b753ca900733b628c24aad9974e641e593bce3ede5de5099504126fadc9e02bcc22151b2558d40242f23b20ac272602adf30c8

  • SSDEEP

    3072:vsnDYTIdl/vw49W6TMxtVtEzYks3lXw8bakxN2Ulg:voYEdl/vw3tszYkPyakxN2Ul

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\windows\loaders\dex.dll,#1
    1⤵
      PID:244
    • C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
      "C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PG9lbSBwcm9kdWN0X21hbnVmYWN0dXJlcj0iIiBwcm9kdWN0X25hbWU9IiIvPjxleHAgZXRhZz0iJnF1b3Q7RSt4YkF6Nlk2c1UxMjg5YlM2cWw0VlJMYmtqZkJVR1RNSnNqckhyNDRpST0mcXVvdDsiLz48YXBwIGFwcGlkPSJ7OEE2OUQzNDUtRDU2NC00NjNjLUFGRjEtQTY5RDlFNTMwRjk2fSIgdmVyc2lvbj0iMTIzLjAuNjMxMi4xMjMiIG5leHR2ZXJzaW9uPSIiIGxhbmc9ImVuIiBicmFuZD0iR0dMUyIgY2xpZW50PSIiIGluc3RhbGxhZ2U9IjEiIGluc3RhbGxkYXRldGltZT0iMTczODk1Njc0OSIgb29iZV9pbnN0YWxsX3RpbWU9IjEzMzgzNDI5MTcwNDQ2MDAwMCI-PGV2ZW50IGV2ZW50dHlwZT0iMzEiIGV2ZW50cmVzdWx0PSIxIiBlcnJvcmNvZGU9IjAiIGV4dHJhY29kZTE9IjIxNzk4NjIiIHN5c3RlbV91cHRpbWVfdGlja3M9IjUzMDQzMTcxMTEiLz48L2FwcD48L3JlcXVlc3Q-
      1⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      PID:4620

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads