Analysis

  • max time kernel
    92s
  • max time network
    116s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-02-2024 04:37

General

  • Target

    $PLUGINSDIR/app-64.7z

  • Size

    71.5MB

  • MD5

    3dda6372e791a72fae2dd2ce628ab29c

  • SHA1

    ba8ebc07a9818d4f44ea2c1d289792ce47fba8bb

  • SHA256

    2a945db19a7288638570191b183849fb364e2de7e52f99ec1454e120e00aaae1

  • SHA512

    3e135ba05e9774ddb956820a63c4f2458ebb7c6886be08c8dfa1d892ebfc6323b3f9d802b13dc22863763a29015f9dbd5189b9052205e277a71be4f30bdd31df

  • SSDEEP

    1572864:7ejOS3XjsZn1EuUfuVpWO9cC4LG8UzK+uxoG+YYfeGn+ynU:7MAZ1EWp0C4LGnsX+YYR+D

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies registry class 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\app-64.7z
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1456
    • C:\Program Files\7-Zip\7zFM.exe
      "C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\app-64.7z"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:1656

Network

MITRE ATT&CK Enterprise v15

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