Analysis

  • max time kernel
    120s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    22-08-2024 20:27

General

  • Target

    $PLUGINSDIR/app-64.7z

  • Size

    76.2MB

  • MD5

    8dfb6836a04b97fad58393202c9587b6

  • SHA1

    671282ad51b365930cfa4dae262b838669d29b3f

  • SHA256

    9e0751d586fdd328522ad3f84873f8be946d966af52596384af4b4c90b7a0158

  • SHA512

    103dd876fc27d2051dc6b59c364078197f52cfbba996a15b2bfbeddb511114f02a8062574e3a99018036a27ee83dea93ee1b172fa1d81a360096f98caeb7cea5

  • SSDEEP

    1572864:Ee4hJceZcymVkfWx0/sX2ZNt/Ls7fWxZaG2A/oYqb:Ee41t+xy82LtzVxSbf

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • 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.

  • Modifies registry class 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\app-64.7z
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1820
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\app-64.7z
      2⤵
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:1484
      • C:\Windows\system32\rundll32.exe
        "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\app-64.7z
        3⤵
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:2780
        • C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
          "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\app-64.7z"
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of SetWindowsHookEx
          PID:2620

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

    Filesize

    3KB

    MD5

    df87cb351f0dbf4ae473d230599becc3

    SHA1

    f5bf3a82ffe2e3b46d8e32b2a68187ceb7d9a498

    SHA256

    cbb2e542520af0715ab7e65e02973c3acd91f57f86f0653e57c2f681f1842b27

    SHA512

    168d3f5105b1f2dfc5aed1e53eb1dac2a4541cc3f0afc2fd761761aa84efa6e17db3150952ec3160b4133501bf75aa7c593b41d69b11b6a452ffa8443bb7a653