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Analysis

  • max time kernel
    93s
  • max time network
    114s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/02/2024, 06:44

General

  • Target

    a3235608a45546b89e2e06e257ed47fc.exe

  • Size

    964KB

  • MD5

    a3235608a45546b89e2e06e257ed47fc

  • SHA1

    69409415761dc6a3d215359c1c0bb7570532408c

  • SHA256

    669f00742f8622c69eeba62416b157d7fe894df352c1eff56c35d957ceab5148

  • SHA512

    ee44bf591ee65b6737749b6409de6210d61b5ee3cc637517e3b32a8e3458c7a39778905da8950368f1fa0eb9c0d729cb506332e2a16b722234292d895cdf42b2

  • SSDEEP

    12288:Q2PXPk618mS7lRFtFpzpmGFYZJ+qNo+kbNMVYuybGGGoYYW:rPRSRj/pmGFcYH+kJ/uyK

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Uses the VBS compiler for execution 1 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a3235608a45546b89e2e06e257ed47fc.exe
    "C:\Users\Admin\AppData\Local\Temp\a3235608a45546b89e2e06e257ed47fc.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1632
    • C:\ProgramData\gEZxEz\LPdyBK\1.4.9.1690\svchost.exe
      "C:\ProgramData\gEZxEz\LPdyBK\1.4.9.1690\svchost.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:368
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        3⤵
          PID:3876

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\gEZxEz\LPdyBK\1.4.9.1690\svchost.exe

      Filesize

      475KB

      MD5

      88661f02728c9503f5330ab4f01e00e9

      SHA1

      ec5021df35c5a87ff73f5076759da155d7ee39aa

      SHA256

      fa6b4516578bae05ea41ad7191dfa28fbc2d6274c4e61909619e081946e4af9d

      SHA512

      f90a0a27efc6c4af4aad45891c86171c3b865f3a16d97a20e9230b5274de2252695bf947fd86f725e032b5d1c3242328471d4c13ea3e1b749076b8e2874ac5c5

    • memory/368-18-0x0000000074940000-0x0000000074EF1000-memory.dmp

      Filesize

      5.7MB

    • memory/368-17-0x0000000074940000-0x0000000074EF1000-memory.dmp

      Filesize

      5.7MB

    • memory/368-29-0x0000000074940000-0x0000000074EF1000-memory.dmp

      Filesize

      5.7MB

    • memory/368-30-0x0000000074940000-0x0000000074EF1000-memory.dmp

      Filesize

      5.7MB

    • memory/1632-2-0x0000000001410000-0x0000000001420000-memory.dmp

      Filesize

      64KB

    • memory/1632-1-0x0000000074940000-0x0000000074EF1000-memory.dmp

      Filesize

      5.7MB

    • memory/1632-16-0x0000000074940000-0x0000000074EF1000-memory.dmp

      Filesize

      5.7MB

    • memory/1632-0-0x0000000074940000-0x0000000074EF1000-memory.dmp

      Filesize

      5.7MB

    • memory/3876-19-0x0000000000400000-0x0000000000457000-memory.dmp

      Filesize

      348KB

    • memory/3876-25-0x0000000000400000-0x0000000000457000-memory.dmp

      Filesize

      348KB

    • memory/3876-28-0x0000000000400000-0x0000000000457000-memory.dmp

      Filesize

      348KB

    • memory/3876-21-0x0000000000400000-0x0000000000457000-memory.dmp

      Filesize

      348KB