Analysis

  • max time kernel
    150s
  • max time network
    165s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-03-2024 21:24

General

  • Target

    a846c763b965509229145755276d990bdb55522d79a01e3f9283e9b0bb956881.exe

  • Size

    1.8MB

  • MD5

    e0a8831cb076d1723a2b343750991161

  • SHA1

    7908a3d9f672171ee1505de058f3addf665a4a58

  • SHA256

    a846c763b965509229145755276d990bdb55522d79a01e3f9283e9b0bb956881

  • SHA512

    080dbe10df26c43248e365f4255d0859ecd087c5f7ef2654df8a4e596fee34563b8e8d789e72e2ed4b02b2c4126a5012dc13028e6040af87d2dedeafa630e6fd

  • SSDEEP

    49152:oIhtugVOMdEWNNnrKKYayenMQo9mQzSCeF4VEmq0j8:oGu3M+gptM5Qo9mQzSvOrnj8

Malware Config

Extracted

Family

amadey

Version

4.18

C2

http://193.233.132.56

Attributes
  • install_dir

    09fd851a4f

  • install_file

    explorha.exe

  • strings_key

    443351145ece4966ded809641c77cfa8

  • url_paths

    /Pneh2sXQk0/index.php

rc4.plain

Signatures

  • Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 4 IoCs
  • Blocklisted process makes network request 2 IoCs
  • Downloads MZ/PE file
  • Checks BIOS information in registry 2 TTPs 8 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Identifies Wine through registry keys 2 TTPs 4 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Loads dropped DLL 3 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 21 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a846c763b965509229145755276d990bdb55522d79a01e3f9283e9b0bb956881.exe
    "C:\Users\Admin\AppData\Local\Temp\a846c763b965509229145755276d990bdb55522d79a01e3f9283e9b0bb956881.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks computer location settings
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1452
    • C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
      "C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Checks computer location settings
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3864
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll, Main
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:4136
        • C:\Windows\system32\rundll32.exe
          "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll, Main
          4⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2032
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:1864
            • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
              powershell -Command Compress-Archive -Path 'C:\Users\Admin\AppData\Local\Temp\_Files_\' -DestinationPath 'C:\Users\Admin\AppData\Local\Temp\904519900954_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:4976
        • C:\Windows\SysWOW64\rundll32.exe
          "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\clip64.dll, Main
          3⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          PID:1848
    • 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=4008 --field-trial-handle=3044,i,17059189006398306756,4247826696353232857,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:3144
      • C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
        C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
        1⤵
        • Identifies VirtualBox via ACPI registry values (likely anti-VM)
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Identifies Wine through registry keys
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious behavior: EnumeratesProcesses
        PID:4848
      • C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
        C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
        1⤵
        • Identifies VirtualBox via ACPI registry values (likely anti-VM)
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Identifies Wine through registry keys
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious behavior: EnumeratesProcesses
        PID:4688

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe

        Filesize

        1.8MB

        MD5

        e0a8831cb076d1723a2b343750991161

        SHA1

        7908a3d9f672171ee1505de058f3addf665a4a58

        SHA256

        a846c763b965509229145755276d990bdb55522d79a01e3f9283e9b0bb956881

        SHA512

        080dbe10df26c43248e365f4255d0859ecd087c5f7ef2654df8a4e596fee34563b8e8d789e72e2ed4b02b2c4126a5012dc13028e6040af87d2dedeafa630e6fd

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4m5mohvi.kuw.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\clip64.dll

        Filesize

        109KB

        MD5

        726cd06231883a159ec1ce28dd538699

        SHA1

        404897e6a133d255ad5a9c26ac6414d7134285a2

        SHA256

        12fef2d5995d671ec0e91bdbdc91e2b0d3c90ed3a8b2b13ddaa8ad64727dcd46

        SHA512

        9ea82e7cb6c6a58446bd5033855947c3e2d475d2910f2b941235e0b96aa08eec822d2dd17cc86b2d3fce930f78b799291992408e309a6c63e3011266810ea83e

      • C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll

        Filesize

        1.2MB

        MD5

        15a42d3e4579da615a384c717ab2109b

        SHA1

        22aeedeb2307b1370cdab70d6a6b6d2c13ad2301

        SHA256

        3c97bb410e49b11af8116feb7240b7101e1967cae7538418c45c3d2e072e8103

        SHA512

        1eb7f126dccc88a2479e3818c36120f5af3caa0d632b9ea803485ee6531d6e2a1fd0805b1c4364983d280df23ea5ca3ad4a5fca558ac436efae36af9b795c444

      • memory/1452-5-0x0000000005470000-0x0000000005471000-memory.dmp

        Filesize

        4KB

      • memory/1452-3-0x0000000005440000-0x0000000005441000-memory.dmp

        Filesize

        4KB

      • memory/1452-6-0x0000000005400000-0x0000000005401000-memory.dmp

        Filesize

        4KB

      • memory/1452-7-0x0000000005410000-0x0000000005411000-memory.dmp

        Filesize

        4KB

      • memory/1452-8-0x0000000005430000-0x0000000005431000-memory.dmp

        Filesize

        4KB

      • memory/1452-9-0x0000000005460000-0x0000000005461000-memory.dmp

        Filesize

        4KB

      • memory/1452-10-0x0000000005490000-0x0000000005491000-memory.dmp

        Filesize

        4KB

      • memory/1452-11-0x0000000005480000-0x0000000005481000-memory.dmp

        Filesize

        4KB

      • memory/1452-4-0x0000000005420000-0x0000000005421000-memory.dmp

        Filesize

        4KB

      • memory/1452-23-0x0000000000640000-0x0000000000AFF000-memory.dmp

        Filesize

        4.7MB

      • memory/1452-0-0x0000000000640000-0x0000000000AFF000-memory.dmp

        Filesize

        4.7MB

      • memory/1452-2-0x0000000000640000-0x0000000000AFF000-memory.dmp

        Filesize

        4.7MB

      • memory/1452-1-0x0000000077214000-0x0000000077216000-memory.dmp

        Filesize

        8KB

      • memory/3864-95-0x0000000000520000-0x00000000009DF000-memory.dmp

        Filesize

        4.7MB

      • memory/3864-28-0x0000000005100000-0x0000000005101000-memory.dmp

        Filesize

        4KB

      • memory/3864-30-0x00000000050C0000-0x00000000050C1000-memory.dmp

        Filesize

        4KB

      • memory/3864-31-0x00000000050E0000-0x00000000050E1000-memory.dmp

        Filesize

        4KB

      • memory/3864-32-0x00000000050D0000-0x00000000050D1000-memory.dmp

        Filesize

        4KB

      • memory/3864-33-0x0000000005120000-0x0000000005121000-memory.dmp

        Filesize

        4KB

      • memory/3864-34-0x0000000005150000-0x0000000005151000-memory.dmp

        Filesize

        4KB

      • memory/3864-35-0x0000000005140000-0x0000000005141000-memory.dmp

        Filesize

        4KB

      • memory/3864-36-0x0000000000520000-0x00000000009DF000-memory.dmp

        Filesize

        4.7MB

      • memory/3864-29-0x0000000005130000-0x0000000005131000-memory.dmp

        Filesize

        4KB

      • memory/3864-27-0x00000000050F0000-0x00000000050F1000-memory.dmp

        Filesize

        4KB

      • memory/3864-112-0x0000000000520000-0x00000000009DF000-memory.dmp

        Filesize

        4.7MB

      • memory/3864-111-0x0000000000520000-0x00000000009DF000-memory.dmp

        Filesize

        4.7MB

      • memory/3864-110-0x0000000000520000-0x00000000009DF000-memory.dmp

        Filesize

        4.7MB

      • memory/3864-60-0x0000000000520000-0x00000000009DF000-memory.dmp

        Filesize

        4.7MB

      • memory/3864-109-0x0000000000520000-0x00000000009DF000-memory.dmp

        Filesize

        4.7MB

      • memory/3864-25-0x0000000000520000-0x00000000009DF000-memory.dmp

        Filesize

        4.7MB

      • memory/3864-94-0x0000000000520000-0x00000000009DF000-memory.dmp

        Filesize

        4.7MB

      • memory/3864-93-0x0000000000520000-0x00000000009DF000-memory.dmp

        Filesize

        4.7MB

      • memory/3864-70-0x0000000000520000-0x00000000009DF000-memory.dmp

        Filesize

        4.7MB

      • memory/3864-71-0x0000000000520000-0x00000000009DF000-memory.dmp

        Filesize

        4.7MB

      • memory/3864-26-0x0000000000520000-0x00000000009DF000-memory.dmp

        Filesize

        4.7MB

      • memory/3864-82-0x0000000000520000-0x00000000009DF000-memory.dmp

        Filesize

        4.7MB

      • memory/3864-97-0x0000000000520000-0x00000000009DF000-memory.dmp

        Filesize

        4.7MB

      • memory/3864-98-0x0000000000520000-0x00000000009DF000-memory.dmp

        Filesize

        4.7MB

      • memory/3864-96-0x0000000000520000-0x00000000009DF000-memory.dmp

        Filesize

        4.7MB

      • memory/4688-104-0x0000000004F20000-0x0000000004F21000-memory.dmp

        Filesize

        4KB

      • memory/4688-105-0x0000000004EC0000-0x0000000004EC1000-memory.dmp

        Filesize

        4KB

      • memory/4688-106-0x0000000004ED0000-0x0000000004ED1000-memory.dmp

        Filesize

        4KB

      • memory/4688-107-0x0000000004F10000-0x0000000004F11000-memory.dmp

        Filesize

        4KB

      • memory/4688-103-0x0000000004EE0000-0x0000000004EE1000-memory.dmp

        Filesize

        4KB

      • memory/4688-102-0x0000000004F00000-0x0000000004F01000-memory.dmp

        Filesize

        4KB

      • memory/4688-101-0x0000000004EF0000-0x0000000004EF1000-memory.dmp

        Filesize

        4KB

      • memory/4688-100-0x0000000000520000-0x00000000009DF000-memory.dmp

        Filesize

        4.7MB

      • memory/4688-108-0x0000000000520000-0x00000000009DF000-memory.dmp

        Filesize

        4.7MB

      • memory/4848-87-0x0000000004E70000-0x0000000004E71000-memory.dmp

        Filesize

        4KB

      • memory/4848-92-0x0000000000520000-0x00000000009DF000-memory.dmp

        Filesize

        4.7MB

      • memory/4848-91-0x0000000004E40000-0x0000000004E41000-memory.dmp

        Filesize

        4KB

      • memory/4848-90-0x0000000004E30000-0x0000000004E31000-memory.dmp

        Filesize

        4KB

      • memory/4848-86-0x0000000004E60000-0x0000000004E61000-memory.dmp

        Filesize

        4KB

      • memory/4848-89-0x0000000004E90000-0x0000000004E91000-memory.dmp

        Filesize

        4KB

      • memory/4848-88-0x0000000004E50000-0x0000000004E51000-memory.dmp

        Filesize

        4KB

      • memory/4848-85-0x0000000000520000-0x00000000009DF000-memory.dmp

        Filesize

        4.7MB

      • memory/4848-84-0x0000000000520000-0x00000000009DF000-memory.dmp

        Filesize

        4.7MB

      • memory/4976-69-0x00007FF811860000-0x00007FF812321000-memory.dmp

        Filesize

        10.8MB

      • memory/4976-63-0x0000027470E70000-0x0000027470E7A000-memory.dmp

        Filesize

        40KB

      • memory/4976-62-0x0000027470E90000-0x0000027470EA2000-memory.dmp

        Filesize

        72KB

      • memory/4976-61-0x0000027470D00000-0x0000027470D10000-memory.dmp

        Filesize

        64KB

      • memory/4976-59-0x0000027470D00000-0x0000027470D10000-memory.dmp

        Filesize

        64KB

      • memory/4976-58-0x00007FF811860000-0x00007FF812321000-memory.dmp

        Filesize

        10.8MB

      • memory/4976-48-0x0000027470CB0000-0x0000027470CD2000-memory.dmp

        Filesize

        136KB