Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    26/03/2024, 06:49

General

  • Target

    2077f98934b11ac50a59017984c3d2f4637db10dbac02ac899eac6801f0f3023.exe

  • Size

    1.8MB

  • MD5

    46ee4709792f55c79ee52c35a676f5de

  • SHA1

    3dc56a45fca75a340c972e68ef213063cc660ff9

  • SHA256

    2077f98934b11ac50a59017984c3d2f4637db10dbac02ac899eac6801f0f3023

  • SHA512

    c00d79b8631342a05c44df91382b5a93f7e55a70d77ec3d7b5c704594c5155794f6b4a616eb0f3f0aef9e8c49bc17af79449e81da99350ad5998c37ea9334303

  • SSDEEP

    49152:Le2PcLq+2lo3sGWi8esZK/C8kP5gA90rdWOos8:LjcLq+ONoUK/C8kP5gA90rd7P

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.

  • 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 20 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\2077f98934b11ac50a59017984c3d2f4637db10dbac02ac899eac6801f0f3023.exe
    "C:\Users\Admin\AppData\Local\Temp\2077f98934b11ac50a59017984c3d2f4637db10dbac02ac899eac6801f0f3023.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • 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:2200
    • 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
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2836
      • 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:4044
        • 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:2256
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:3956
            • 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\852399462405_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:4952
        • 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:1832
    • 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:1000
    • 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:1240

    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

      46ee4709792f55c79ee52c35a676f5de

      SHA1

      3dc56a45fca75a340c972e68ef213063cc660ff9

      SHA256

      2077f98934b11ac50a59017984c3d2f4637db10dbac02ac899eac6801f0f3023

      SHA512

      c00d79b8631342a05c44df91382b5a93f7e55a70d77ec3d7b5c704594c5155794f6b4a616eb0f3f0aef9e8c49bc17af79449e81da99350ad5998c37ea9334303

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xzgryu04.jnc.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/1000-82-0x0000000005680000-0x0000000005681000-memory.dmp

      Filesize

      4KB

    • memory/1000-81-0x0000000005670000-0x0000000005671000-memory.dmp

      Filesize

      4KB

    • memory/1000-83-0x0000000005660000-0x0000000005661000-memory.dmp

      Filesize

      4KB

    • memory/1000-85-0x0000000005640000-0x0000000005641000-memory.dmp

      Filesize

      4KB

    • memory/1000-84-0x00000000056B0000-0x00000000056B1000-memory.dmp

      Filesize

      4KB

    • memory/1000-86-0x0000000005650000-0x0000000005651000-memory.dmp

      Filesize

      4KB

    • memory/1000-80-0x0000000000F70000-0x0000000001432000-memory.dmp

      Filesize

      4.8MB

    • memory/1000-87-0x00000000056A0000-0x00000000056A1000-memory.dmp

      Filesize

      4KB

    • memory/1000-79-0x0000000000F70000-0x0000000001432000-memory.dmp

      Filesize

      4.8MB

    • memory/1000-88-0x0000000000F70000-0x0000000001432000-memory.dmp

      Filesize

      4.8MB

    • memory/1240-100-0x0000000005390000-0x0000000005391000-memory.dmp

      Filesize

      4KB

    • memory/1240-104-0x0000000000F70000-0x0000000001432000-memory.dmp

      Filesize

      4.8MB

    • memory/1240-102-0x0000000005340000-0x0000000005341000-memory.dmp

      Filesize

      4KB

    • memory/1240-99-0x0000000005350000-0x0000000005351000-memory.dmp

      Filesize

      4KB

    • memory/1240-98-0x0000000005360000-0x0000000005361000-memory.dmp

      Filesize

      4KB

    • memory/1240-97-0x0000000000F70000-0x0000000001432000-memory.dmp

      Filesize

      4.8MB

    • memory/1240-96-0x0000000000F70000-0x0000000001432000-memory.dmp

      Filesize

      4.8MB

    • memory/1240-101-0x0000000005330000-0x0000000005331000-memory.dmp

      Filesize

      4KB

    • memory/1240-103-0x0000000005370000-0x0000000005371000-memory.dmp

      Filesize

      4KB

    • memory/2200-0-0x0000000000E40000-0x0000000001302000-memory.dmp

      Filesize

      4.8MB

    • memory/2200-22-0x0000000000E40000-0x0000000001302000-memory.dmp

      Filesize

      4.8MB

    • memory/2200-9-0x0000000005710000-0x0000000005711000-memory.dmp

      Filesize

      4KB

    • memory/2200-8-0x00000000056A0000-0x00000000056A1000-memory.dmp

      Filesize

      4KB

    • memory/2200-7-0x0000000005690000-0x0000000005691000-memory.dmp

      Filesize

      4KB

    • memory/2200-4-0x00000000056D0000-0x00000000056D1000-memory.dmp

      Filesize

      4KB

    • memory/2200-6-0x00000000056F0000-0x00000000056F1000-memory.dmp

      Filesize

      4KB

    • memory/2200-5-0x00000000056B0000-0x00000000056B1000-memory.dmp

      Filesize

      4KB

    • memory/2200-3-0x00000000056C0000-0x00000000056C1000-memory.dmp

      Filesize

      4KB

    • memory/2200-2-0x0000000000E40000-0x0000000001302000-memory.dmp

      Filesize

      4.8MB

    • memory/2200-1-0x00000000778D6000-0x00000000778D8000-memory.dmp

      Filesize

      8KB

    • memory/2836-90-0x0000000000F70000-0x0000000001432000-memory.dmp

      Filesize

      4.8MB

    • memory/2836-24-0x00000000050E0000-0x00000000050E1000-memory.dmp

      Filesize

      4KB

    • memory/2836-77-0x0000000000F70000-0x0000000001432000-memory.dmp

      Filesize

      4.8MB

    • memory/2836-109-0x0000000000F70000-0x0000000001432000-memory.dmp

      Filesize

      4.8MB

    • memory/2836-108-0x0000000000F70000-0x0000000001432000-memory.dmp

      Filesize

      4.8MB

    • memory/2836-107-0x0000000000F70000-0x0000000001432000-memory.dmp

      Filesize

      4.8MB

    • memory/2836-57-0x0000000000F70000-0x0000000001432000-memory.dmp

      Filesize

      4.8MB

    • memory/2836-106-0x0000000000F70000-0x0000000001432000-memory.dmp

      Filesize

      4.8MB

    • memory/2836-105-0x0000000000F70000-0x0000000001432000-memory.dmp

      Filesize

      4.8MB

    • memory/2836-21-0x0000000000F70000-0x0000000001432000-memory.dmp

      Filesize

      4.8MB

    • memory/2836-23-0x0000000000F70000-0x0000000001432000-memory.dmp

      Filesize

      4.8MB

    • memory/2836-44-0x0000000000F70000-0x0000000001432000-memory.dmp

      Filesize

      4.8MB

    • memory/2836-32-0x0000000000F70000-0x0000000001432000-memory.dmp

      Filesize

      4.8MB

    • memory/2836-89-0x0000000000F70000-0x0000000001432000-memory.dmp

      Filesize

      4.8MB

    • memory/2836-31-0x0000000005130000-0x0000000005131000-memory.dmp

      Filesize

      4KB

    • memory/2836-91-0x0000000000F70000-0x0000000001432000-memory.dmp

      Filesize

      4.8MB

    • memory/2836-92-0x0000000000F70000-0x0000000001432000-memory.dmp

      Filesize

      4.8MB

    • memory/2836-93-0x0000000000F70000-0x0000000001432000-memory.dmp

      Filesize

      4.8MB

    • memory/2836-94-0x0000000000F70000-0x0000000001432000-memory.dmp

      Filesize

      4.8MB

    • memory/2836-30-0x0000000005140000-0x0000000005141000-memory.dmp

      Filesize

      4KB

    • memory/2836-29-0x00000000050C0000-0x00000000050C1000-memory.dmp

      Filesize

      4KB

    • memory/2836-28-0x00000000050B0000-0x00000000050B1000-memory.dmp

      Filesize

      4KB

    • memory/2836-27-0x0000000005110000-0x0000000005111000-memory.dmp

      Filesize

      4KB

    • memory/2836-26-0x00000000050D0000-0x00000000050D1000-memory.dmp

      Filesize

      4KB

    • memory/2836-25-0x00000000050F0000-0x00000000050F1000-memory.dmp

      Filesize

      4KB

    • memory/2836-66-0x0000000000F70000-0x0000000001432000-memory.dmp

      Filesize

      4.8MB

    • memory/4952-45-0x00000237C8680000-0x00000237C86A2000-memory.dmp

      Filesize

      136KB

    • memory/4952-46-0x00007FFB0F5A0000-0x00007FFB10062000-memory.dmp

      Filesize

      10.8MB

    • memory/4952-52-0x00000237B05B0000-0x00000237B05C0000-memory.dmp

      Filesize

      64KB

    • memory/4952-56-0x00000237B05B0000-0x00000237B05C0000-memory.dmp

      Filesize

      64KB

    • memory/4952-58-0x00000237C8700000-0x00000237C8712000-memory.dmp

      Filesize

      72KB

    • memory/4952-59-0x00000237C86F0000-0x00000237C86FA000-memory.dmp

      Filesize

      40KB

    • memory/4952-65-0x00007FFB0F5A0000-0x00007FFB10062000-memory.dmp

      Filesize

      10.8MB