Analysis

  • max time kernel
    294s
  • max time network
    257s
  • platform
    windows7_x64
  • resource
    win7-20240319-en
  • resource tags

    arch:x64arch:x86image:win7-20240319-enlocale:en-usos:windows7-x64system
  • submitted
    21-03-2024 22:41

General

  • Target

    a3368d2144122ae5fe93bfe0168c45d4fa22232549deb27199097e1656ce77b8.exe

  • Size

    1.9MB

  • MD5

    0648fe4f0113e500643d60b4681f0883

  • SHA1

    ae2a42ffc599e93a5a24f2b5be25919ddf7be63b

  • SHA256

    a3368d2144122ae5fe93bfe0168c45d4fa22232549deb27199097e1656ce77b8

  • SHA512

    3d3cc378a185a01f02a388e41404653c40822ee9050b0b915059c3c506a6a787a79587f4ad4fa9d8d0d6bf151d22dae1696d9099c4522a0c0df8af48fe943722

  • SSDEEP

    49152:/bfHt/ZgTDNZfXiR3Q8zBWzCcU2O/M+J:je7XIQ8z+CcU2wM

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

Extracted

Family

amadey

Version

4.18

C2

http://193.233.132.56

Attributes
  • 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 2 IoCs
  • Blocklisted process makes network request 2 IoCs
  • Downloads MZ/PE file
  • Checks BIOS information in registry 2 TTPs 4 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Identifies Wine through registry keys 2 TTPs 2 IoCs

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

  • Loads dropped DLL 13 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 2 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 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a3368d2144122ae5fe93bfe0168c45d4fa22232549deb27199097e1656ce77b8.exe
    "C:\Users\Admin\AppData\Local\Temp\a3368d2144122ae5fe93bfe0168c45d4fa22232549deb27199097e1656ce77b8.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1728
    • 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:2504
      • 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:744
        • 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:1960
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:1812
            • 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\610426812287_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:1616
        • 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:1216

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      1.4MB

      MD5

      6f948a422ed34b80518741cd447a4934

      SHA1

      890633925dc31392a2ddd8175c4dc19733d182ab

      SHA256

      0665330b02f0a9aa3d3c0d503fdb7985c7d75dc19a87c86e4967d7cabcda9dfa

      SHA512

      cc9c4bfe051f83790823d0ea40b5ee9bcae60c6c0099ba7de73c5728042dae209b464991edbcf29ac88c07655d796c8a09d370afa04243477e75e0d24d318f03

    • 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

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

      Filesize

      261KB

      MD5

      a0a529e80c24a07dce74899615735617

      SHA1

      04633bb2b803103afbb8faf4b00884599e36eaf1

      SHA256

      97cce5d62f658eb0a330670f4627fc2fe899ac8387c4528f12ab50206c53ee3c

      SHA512

      4ebf98d7f389dc765ed2c1ab940a3a9f8843dac876f1c5c0e221b3ce71f9560199210cfe78bb38522bdb17716bf1e98cbb27704f17c283d2c5d3aa1ee9b93a2b

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

      Filesize

      1.9MB

      MD5

      0648fe4f0113e500643d60b4681f0883

      SHA1

      ae2a42ffc599e93a5a24f2b5be25919ddf7be63b

      SHA256

      a3368d2144122ae5fe93bfe0168c45d4fa22232549deb27199097e1656ce77b8

      SHA512

      3d3cc378a185a01f02a388e41404653c40822ee9050b0b915059c3c506a6a787a79587f4ad4fa9d8d0d6bf151d22dae1696d9099c4522a0c0df8af48fe943722

    • memory/1616-83-0x000000001B460000-0x000000001B742000-memory.dmp

      Filesize

      2.9MB

    • memory/1616-84-0x00000000025B0000-0x00000000025B8000-memory.dmp

      Filesize

      32KB

    • memory/1616-86-0x000007FEF4A80000-0x000007FEF541D000-memory.dmp

      Filesize

      9.6MB

    • memory/1616-87-0x0000000002A00000-0x0000000002A80000-memory.dmp

      Filesize

      512KB

    • memory/1616-85-0x0000000002A04000-0x0000000002A07000-memory.dmp

      Filesize

      12KB

    • memory/1616-89-0x000007FEF4A80000-0x000007FEF541D000-memory.dmp

      Filesize

      9.6MB

    • memory/1616-88-0x0000000002A00000-0x0000000002A80000-memory.dmp

      Filesize

      512KB

    • memory/1728-8-0x0000000000A30000-0x0000000000A31000-memory.dmp

      Filesize

      4KB

    • memory/1728-12-0x0000000000A10000-0x0000000000A11000-memory.dmp

      Filesize

      4KB

    • memory/1728-14-0x0000000000A20000-0x0000000000A21000-memory.dmp

      Filesize

      4KB

    • memory/1728-15-0x0000000000C90000-0x0000000000C91000-memory.dmp

      Filesize

      4KB

    • memory/1728-17-0x0000000000650000-0x0000000000651000-memory.dmp

      Filesize

      4KB

    • memory/1728-18-0x00000000026F0000-0x00000000026F1000-memory.dmp

      Filesize

      4KB

    • memory/1728-3-0x0000000000AE0000-0x0000000000AE2000-memory.dmp

      Filesize

      8KB

    • memory/1728-11-0x0000000000660000-0x0000000000661000-memory.dmp

      Filesize

      4KB

    • memory/1728-27-0x0000000000CF0000-0x00000000011C0000-memory.dmp

      Filesize

      4.8MB

    • memory/1728-13-0x00000000003F0000-0x00000000003F1000-memory.dmp

      Filesize

      4KB

    • memory/1728-10-0x0000000000C70000-0x0000000000C71000-memory.dmp

      Filesize

      4KB

    • memory/1728-9-0x0000000000A90000-0x0000000000A91000-memory.dmp

      Filesize

      4KB

    • memory/1728-0-0x0000000000CF0000-0x00000000011C0000-memory.dmp

      Filesize

      4.8MB

    • memory/1728-7-0x00000000009C0000-0x00000000009C1000-memory.dmp

      Filesize

      4KB

    • memory/1728-4-0x0000000000B40000-0x0000000000B41000-memory.dmp

      Filesize

      4KB

    • memory/1728-6-0x0000000000C80000-0x0000000000C81000-memory.dmp

      Filesize

      4KB

    • memory/1728-5-0x0000000000A80000-0x0000000000A81000-memory.dmp

      Filesize

      4KB

    • memory/1728-2-0x0000000000CF0000-0x00000000011C0000-memory.dmp

      Filesize

      4.8MB

    • memory/1728-1-0x0000000076EA0000-0x0000000076EA2000-memory.dmp

      Filesize

      8KB

    • memory/2504-45-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-93-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-41-0x0000000000CB0000-0x0000000000CB1000-memory.dmp

      Filesize

      4KB

    • memory/2504-42-0x0000000002950000-0x0000000002951000-memory.dmp

      Filesize

      4KB

    • memory/2504-44-0x00000000028F0000-0x00000000028F1000-memory.dmp

      Filesize

      4KB

    • memory/2504-43-0x0000000002900000-0x0000000002901000-memory.dmp

      Filesize

      4KB

    • memory/2504-38-0x0000000000980000-0x0000000000981000-memory.dmp

      Filesize

      4KB

    • memory/2504-46-0x0000000000920000-0x0000000000921000-memory.dmp

      Filesize

      4KB

    • memory/2504-36-0x0000000000CC0000-0x0000000000CC1000-memory.dmp

      Filesize

      4KB

    • memory/2504-37-0x0000000000D10000-0x0000000000D11000-memory.dmp

      Filesize

      4KB

    • memory/2504-64-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-65-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-33-0x00000000027E0000-0x00000000027E1000-memory.dmp

      Filesize

      4KB

    • memory/2504-34-0x0000000000910000-0x0000000000911000-memory.dmp

      Filesize

      4KB

    • memory/2504-35-0x0000000000C90000-0x0000000000C91000-memory.dmp

      Filesize

      4KB

    • memory/2504-32-0x0000000000D60000-0x0000000000D61000-memory.dmp

      Filesize

      4KB

    • memory/2504-30-0x0000000002740000-0x0000000002742000-memory.dmp

      Filesize

      8KB

    • memory/2504-31-0x0000000002760000-0x0000000002761000-memory.dmp

      Filesize

      4KB

    • memory/2504-29-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-28-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-90-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-91-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-92-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-39-0x0000000000CA0000-0x0000000000CA1000-memory.dmp

      Filesize

      4KB

    • memory/2504-94-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-95-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-96-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-97-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-98-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-99-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-100-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-101-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-102-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-103-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-104-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-105-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-106-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-107-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-108-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-109-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-110-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-111-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-112-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-113-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-114-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-115-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB

    • memory/2504-116-0x0000000000D70000-0x0000000001240000-memory.dmp

      Filesize

      4.8MB