Analysis

  • max time kernel
    151s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-03-2024 12:13

General

  • Target

    d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff.exe

  • Size

    1.8MB

  • MD5

    37689bcd8a5fcef236807be34e1988b2

  • SHA1

    42cd8ac464f0ef1b10366e401252202c82cb12bb

  • SHA256

    d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff

  • SHA512

    2ccc6055b05b8a9ff714fb0e80294a984690c5b861c3cb3cc74bbc1908fbc267711f0013c8e102344f1b1e154975fd78dde4b43e1c00ba18717d581209809f85

  • SSDEEP

    49152:ywOwdiZ0BHG3cIGyOQ+5uXioy/bcpWMWSFXdr7t4e:y1AiZ0XyQuXio2CWMWG4e

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\d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff.exe
    "C:\Users\Admin\AppData\Local\Temp\d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff.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:488
    • 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:3648
      • 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:3872
        • 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:3936
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:4448
            • 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\045580317372_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:2840
        • 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:3364
    • 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:2860
    • 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:1708

    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

      37689bcd8a5fcef236807be34e1988b2

      SHA1

      42cd8ac464f0ef1b10366e401252202c82cb12bb

      SHA256

      d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff

      SHA512

      2ccc6055b05b8a9ff714fb0e80294a984690c5b861c3cb3cc74bbc1908fbc267711f0013c8e102344f1b1e154975fd78dde4b43e1c00ba18717d581209809f85

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hblsd0ip.uqw.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/488-8-0x0000000005530000-0x0000000005531000-memory.dmp

      Filesize

      4KB

    • memory/488-4-0x0000000005560000-0x0000000005561000-memory.dmp

      Filesize

      4KB

    • memory/488-6-0x0000000005580000-0x0000000005581000-memory.dmp

      Filesize

      4KB

    • memory/488-7-0x0000000005520000-0x0000000005521000-memory.dmp

      Filesize

      4KB

    • memory/488-0-0x0000000000A80000-0x0000000000F38000-memory.dmp

      Filesize

      4.7MB

    • memory/488-9-0x00000000055A0000-0x00000000055A1000-memory.dmp

      Filesize

      4KB

    • memory/488-10-0x0000000005590000-0x0000000005591000-memory.dmp

      Filesize

      4KB

    • memory/488-5-0x0000000005540000-0x0000000005541000-memory.dmp

      Filesize

      4KB

    • memory/488-22-0x0000000000A80000-0x0000000000F38000-memory.dmp

      Filesize

      4.7MB

    • memory/488-3-0x0000000005550000-0x0000000005551000-memory.dmp

      Filesize

      4KB

    • memory/488-2-0x0000000000A80000-0x0000000000F38000-memory.dmp

      Filesize

      4.7MB

    • memory/488-1-0x0000000077274000-0x0000000077276000-memory.dmp

      Filesize

      8KB

    • memory/1708-101-0x0000000004A30000-0x0000000004A31000-memory.dmp

      Filesize

      4KB

    • memory/1708-106-0x0000000004A50000-0x0000000004A51000-memory.dmp

      Filesize

      4KB

    • memory/1708-103-0x0000000004A60000-0x0000000004A61000-memory.dmp

      Filesize

      4KB

    • memory/1708-102-0x0000000004A10000-0x0000000004A11000-memory.dmp

      Filesize

      4KB

    • memory/1708-107-0x0000000000090000-0x0000000000548000-memory.dmp

      Filesize

      4.7MB

    • memory/1708-100-0x0000000004A20000-0x0000000004A21000-memory.dmp

      Filesize

      4KB

    • memory/1708-99-0x0000000000090000-0x0000000000548000-memory.dmp

      Filesize

      4.7MB

    • memory/1708-98-0x0000000000090000-0x0000000000548000-memory.dmp

      Filesize

      4.7MB

    • memory/1708-104-0x00000000049F0000-0x00000000049F1000-memory.dmp

      Filesize

      4KB

    • memory/1708-105-0x0000000004A00000-0x0000000004A01000-memory.dmp

      Filesize

      4KB

    • memory/2840-57-0x00000266ED220000-0x00000266ED230000-memory.dmp

      Filesize

      64KB

    • memory/2840-61-0x00000266ED1B0000-0x00000266ED1BA000-memory.dmp

      Filesize

      40KB

    • memory/2840-56-0x00007FFDFA180000-0x00007FFDFAC41000-memory.dmp

      Filesize

      10.8MB

    • memory/2840-67-0x00007FFDFA180000-0x00007FFDFAC41000-memory.dmp

      Filesize

      10.8MB

    • memory/2840-46-0x00000266ED040000-0x00000266ED062000-memory.dmp

      Filesize

      136KB

    • memory/2840-59-0x00000266ED220000-0x00000266ED230000-memory.dmp

      Filesize

      64KB

    • memory/2840-60-0x00000266ED1D0000-0x00000266ED1E2000-memory.dmp

      Filesize

      72KB

    • memory/2860-89-0x0000000004A40000-0x0000000004A41000-memory.dmp

      Filesize

      4KB

    • memory/2860-90-0x0000000000090000-0x0000000000548000-memory.dmp

      Filesize

      4.7MB

    • memory/2860-88-0x0000000004A50000-0x0000000004A51000-memory.dmp

      Filesize

      4KB

    • memory/2860-85-0x0000000004A70000-0x0000000004A71000-memory.dmp

      Filesize

      4KB

    • memory/2860-87-0x0000000004A30000-0x0000000004A31000-memory.dmp

      Filesize

      4KB

    • memory/2860-86-0x0000000004A90000-0x0000000004A91000-memory.dmp

      Filesize

      4KB

    • memory/2860-82-0x0000000000090000-0x0000000000548000-memory.dmp

      Filesize

      4.7MB

    • memory/2860-83-0x0000000000090000-0x0000000000548000-memory.dmp

      Filesize

      4.7MB

    • memory/2860-84-0x0000000004A60000-0x0000000004A61000-memory.dmp

      Filesize

      4KB

    • memory/3648-27-0x00000000049E0000-0x00000000049E1000-memory.dmp

      Filesize

      4KB

    • memory/3648-80-0x0000000000090000-0x0000000000548000-memory.dmp

      Filesize

      4.7MB

    • memory/3648-79-0x0000000000090000-0x0000000000548000-memory.dmp

      Filesize

      4.7MB

    • memory/3648-68-0x0000000000090000-0x0000000000548000-memory.dmp

      Filesize

      4.7MB

    • memory/3648-58-0x0000000000090000-0x0000000000548000-memory.dmp

      Filesize

      4.7MB

    • memory/3648-34-0x0000000000090000-0x0000000000548000-memory.dmp

      Filesize

      4.7MB

    • memory/3648-91-0x0000000000090000-0x0000000000548000-memory.dmp

      Filesize

      4.7MB

    • memory/3648-92-0x0000000000090000-0x0000000000548000-memory.dmp

      Filesize

      4.7MB

    • memory/3648-93-0x0000000000090000-0x0000000000548000-memory.dmp

      Filesize

      4.7MB

    • memory/3648-94-0x0000000000090000-0x0000000000548000-memory.dmp

      Filesize

      4.7MB

    • memory/3648-95-0x0000000000090000-0x0000000000548000-memory.dmp

      Filesize

      4.7MB

    • memory/3648-96-0x0000000000090000-0x0000000000548000-memory.dmp

      Filesize

      4.7MB

    • memory/3648-33-0x00000000049F0000-0x00000000049F1000-memory.dmp

      Filesize

      4KB

    • memory/3648-32-0x0000000004A00000-0x0000000004A01000-memory.dmp

      Filesize

      4KB

    • memory/3648-30-0x0000000004980000-0x0000000004981000-memory.dmp

      Filesize

      4KB

    • memory/3648-31-0x00000000049D0000-0x00000000049D1000-memory.dmp

      Filesize

      4KB

    • memory/3648-29-0x0000000004990000-0x0000000004991000-memory.dmp

      Filesize

      4KB

    • memory/3648-28-0x0000000004970000-0x0000000004971000-memory.dmp

      Filesize

      4KB

    • memory/3648-26-0x00000000049A0000-0x00000000049A1000-memory.dmp

      Filesize

      4KB

    • memory/3648-25-0x00000000049B0000-0x00000000049B1000-memory.dmp

      Filesize

      4KB

    • memory/3648-24-0x0000000000090000-0x0000000000548000-memory.dmp

      Filesize

      4.7MB

    • memory/3648-23-0x0000000000090000-0x0000000000548000-memory.dmp

      Filesize

      4.7MB

    • memory/3648-108-0x0000000000090000-0x0000000000548000-memory.dmp

      Filesize

      4.7MB

    • memory/3648-109-0x0000000000090000-0x0000000000548000-memory.dmp

      Filesize

      4.7MB

    • memory/3648-110-0x0000000000090000-0x0000000000548000-memory.dmp

      Filesize

      4.7MB

    • memory/3648-111-0x0000000000090000-0x0000000000548000-memory.dmp

      Filesize

      4.7MB