Analysis

  • max time kernel
    144s
  • max time network
    139s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-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.

  • 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\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
    • 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:2476
    • 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:4940
      • 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:3916
        • 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:2984
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:2824
            • 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\181651180316_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:4400
        • 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:4440
    • 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:2836
    • 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:3332

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      1.2MB

      MD5

      3b1080154d12635bdf6174ccd03e3588

      SHA1

      eafa5ecf7c52ee55ce9aab2feb1030417eeb6a40

      SHA256

      584098070d769b35828a631b43c82d3161db97cf77cc0f4f41026018296771b5

      SHA512

      0891943bebac7fe4eec453ddbca44de0db3692ec20ccc3b5cfc3c5aa5e2b8e9b0d0ee39441f949f315ea92cd13638ca78d20f4d24adf7587a6405d08cfab1229

    • 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_xgqebrtw.rm3.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/2476-6-0x00000000054D0000-0x00000000054D1000-memory.dmp

      Filesize

      4KB

    • memory/2476-2-0x0000000000AD0000-0x0000000000F88000-memory.dmp

      Filesize

      4.7MB

    • memory/2476-7-0x0000000005470000-0x0000000005471000-memory.dmp

      Filesize

      4KB

    • memory/2476-8-0x0000000005480000-0x0000000005481000-memory.dmp

      Filesize

      4KB

    • memory/2476-9-0x0000000005500000-0x0000000005501000-memory.dmp

      Filesize

      4KB

    • memory/2476-10-0x00000000054F0000-0x00000000054F1000-memory.dmp

      Filesize

      4KB

    • memory/2476-5-0x0000000005490000-0x0000000005491000-memory.dmp

      Filesize

      4KB

    • memory/2476-4-0x00000000054B0000-0x00000000054B1000-memory.dmp

      Filesize

      4KB

    • memory/2476-1-0x00000000773B6000-0x00000000773B8000-memory.dmp

      Filesize

      8KB

    • memory/2476-23-0x0000000000AD0000-0x0000000000F88000-memory.dmp

      Filesize

      4.7MB

    • memory/2476-0-0x0000000000AD0000-0x0000000000F88000-memory.dmp

      Filesize

      4.7MB

    • memory/2476-3-0x00000000054A0000-0x00000000054A1000-memory.dmp

      Filesize

      4KB

    • memory/2836-87-0x0000000004CC0000-0x0000000004CC1000-memory.dmp

      Filesize

      4KB

    • memory/2836-85-0x0000000004CD0000-0x0000000004CD1000-memory.dmp

      Filesize

      4KB

    • memory/2836-86-0x0000000004CE0000-0x0000000004CE1000-memory.dmp

      Filesize

      4KB

    • memory/2836-83-0x0000000000240000-0x00000000006F8000-memory.dmp

      Filesize

      4.7MB

    • memory/2836-88-0x0000000004D00000-0x0000000004D01000-memory.dmp

      Filesize

      4KB

    • memory/2836-84-0x0000000000240000-0x00000000006F8000-memory.dmp

      Filesize

      4.7MB

    • memory/2836-91-0x0000000000240000-0x00000000006F8000-memory.dmp

      Filesize

      4.7MB

    • memory/2836-90-0x0000000004CB0000-0x0000000004CB1000-memory.dmp

      Filesize

      4KB

    • memory/2836-89-0x0000000004CA0000-0x0000000004CA1000-memory.dmp

      Filesize

      4KB

    • memory/3332-101-0x0000000004DA0000-0x0000000004DA1000-memory.dmp

      Filesize

      4KB

    • memory/3332-105-0x0000000004D80000-0x0000000004D81000-memory.dmp

      Filesize

      4KB

    • memory/3332-106-0x0000000000240000-0x00000000006F8000-memory.dmp

      Filesize

      4.7MB

    • memory/3332-102-0x0000000004D90000-0x0000000004D91000-memory.dmp

      Filesize

      4KB

    • memory/3332-99-0x0000000000240000-0x00000000006F8000-memory.dmp

      Filesize

      4.7MB

    • memory/3332-103-0x0000000004DD0000-0x0000000004DD1000-memory.dmp

      Filesize

      4KB

    • memory/3332-100-0x0000000000240000-0x00000000006F8000-memory.dmp

      Filesize

      4.7MB

    • memory/3332-104-0x0000000004D70000-0x0000000004D71000-memory.dmp

      Filesize

      4KB

    • memory/4400-56-0x000002047A3E0000-0x000002047A3F0000-memory.dmp

      Filesize

      64KB

    • memory/4400-66-0x00007FFCD25D0000-0x00007FFCD3092000-memory.dmp

      Filesize

      10.8MB

    • memory/4400-60-0x000002047A400000-0x000002047A40A000-memory.dmp

      Filesize

      40KB

    • memory/4400-59-0x000002047A510000-0x000002047A522000-memory.dmp

      Filesize

      72KB

    • memory/4400-57-0x000002047A3E0000-0x000002047A3F0000-memory.dmp

      Filesize

      64KB

    • memory/4400-55-0x00007FFCD25D0000-0x00007FFCD3092000-memory.dmp

      Filesize

      10.8MB

    • memory/4400-54-0x000002047A370000-0x000002047A392000-memory.dmp

      Filesize

      136KB

    • memory/4940-26-0x0000000005020000-0x0000000005021000-memory.dmp

      Filesize

      4KB

    • memory/4940-81-0x0000000000240000-0x00000000006F8000-memory.dmp

      Filesize

      4.7MB

    • memory/4940-80-0x0000000000240000-0x00000000006F8000-memory.dmp

      Filesize

      4.7MB

    • memory/4940-79-0x0000000000240000-0x00000000006F8000-memory.dmp

      Filesize

      4.7MB

    • memory/4940-68-0x0000000000240000-0x00000000006F8000-memory.dmp

      Filesize

      4.7MB

    • memory/4940-67-0x0000000000240000-0x00000000006F8000-memory.dmp

      Filesize

      4.7MB

    • memory/4940-58-0x0000000000240000-0x00000000006F8000-memory.dmp

      Filesize

      4.7MB

    • memory/4940-34-0x0000000000240000-0x00000000006F8000-memory.dmp

      Filesize

      4.7MB

    • memory/4940-33-0x0000000005060000-0x0000000005061000-memory.dmp

      Filesize

      4KB

    • memory/4940-32-0x0000000005070000-0x0000000005071000-memory.dmp

      Filesize

      4KB

    • memory/4940-92-0x0000000000240000-0x00000000006F8000-memory.dmp

      Filesize

      4.7MB

    • memory/4940-93-0x0000000000240000-0x00000000006F8000-memory.dmp

      Filesize

      4.7MB

    • memory/4940-94-0x0000000000240000-0x00000000006F8000-memory.dmp

      Filesize

      4.7MB

    • memory/4940-95-0x0000000000240000-0x00000000006F8000-memory.dmp

      Filesize

      4.7MB

    • memory/4940-96-0x0000000000240000-0x00000000006F8000-memory.dmp

      Filesize

      4.7MB

    • memory/4940-97-0x0000000000240000-0x00000000006F8000-memory.dmp

      Filesize

      4.7MB

    • memory/4940-31-0x0000000005040000-0x0000000005041000-memory.dmp

      Filesize

      4KB

    • memory/4940-30-0x0000000004FF0000-0x0000000004FF1000-memory.dmp

      Filesize

      4KB

    • memory/4940-28-0x0000000005050000-0x0000000005051000-memory.dmp

      Filesize

      4KB

    • memory/4940-29-0x0000000004FE0000-0x0000000004FE1000-memory.dmp

      Filesize

      4KB

    • memory/4940-27-0x0000000005000000-0x0000000005001000-memory.dmp

      Filesize

      4KB

    • memory/4940-25-0x0000000005010000-0x0000000005011000-memory.dmp

      Filesize

      4KB

    • memory/4940-24-0x0000000000240000-0x00000000006F8000-memory.dmp

      Filesize

      4.7MB

    • memory/4940-22-0x0000000000240000-0x00000000006F8000-memory.dmp

      Filesize

      4.7MB

    • memory/4940-107-0x0000000000240000-0x00000000006F8000-memory.dmp

      Filesize

      4.7MB

    • memory/4940-108-0x0000000000240000-0x00000000006F8000-memory.dmp

      Filesize

      4.7MB

    • memory/4940-109-0x0000000000240000-0x00000000006F8000-memory.dmp

      Filesize

      4.7MB