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Analysis

  • max time kernel
    143s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/07/2023, 04:27

General

  • Target

    cross_bk_grass_day.ps1

  • Size

    81KB

  • MD5

    6c5432bbb767f5ce9b9a389dab54b5e2

  • SHA1

    d4dbce3781c86ad24d11f5ceed207a1062b726b0

  • SHA256

    9fea3903045f19aabcd53ac40bd5ba3c258d8b681a2f08677a14ec3227a09aa5

  • SHA512

    68bc65b34f51646db4d65418df0cc0ffafbc9fd069300862c6e8eaff49f0cb8614daf1a13381ab8b10c3f15a25fe791b128804f4695b7a77de7d98ff6bc9bd73

  • SSDEEP

    1536:SK+8zw0HVjLuWwMPNa8Ei6f1jd91fepYCQGh8hB60TKOFeEnutVJy84i1P:l+2rlLhwWaLvFfesGMBdKOXnc4wP

Score
1/10

Malware Config

Signatures

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes

  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\cross_bk_grass_day.ps1
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4668
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x4c8 0x51c
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3760

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mbunzrhd.s55.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/4668-142-0x00000139D6740000-0x00000139D6762000-memory.dmp

    Filesize

    136KB

  • memory/4668-143-0x00007FFD4ED60000-0x00007FFD4F821000-memory.dmp

    Filesize

    10.8MB

  • memory/4668-144-0x00000139D5B70000-0x00000139D5B80000-memory.dmp

    Filesize

    64KB

  • memory/4668-145-0x00000139D5B70000-0x00000139D5B80000-memory.dmp

    Filesize

    64KB

  • memory/4668-148-0x00007FFD4ED60000-0x00007FFD4F821000-memory.dmp

    Filesize

    10.8MB