Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240412-en
  • resource tags

    arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    21/04/2024, 09:21

General

  • Target

    2fdf997f3d6034d42f255b8efd9e4c692418a41891642a42c75bcf347fc99753.exe

  • Size

    3.1MB

  • MD5

    18a284638d0f81a2dfd9bc332ee910ff

  • SHA1

    ba63ffb85dae5f1b3b38f83786f789769659888f

  • SHA256

    2fdf997f3d6034d42f255b8efd9e4c692418a41891642a42c75bcf347fc99753

  • SHA512

    da2210cffdcb5b36d0d5c1fd48f4d5ed086c53bcb2f3ad4d6a63d490c1a531294911deab76ceb695ce7d0e603e8596bf2aade8e21ba24501f2fafcb879693706

  • SSDEEP

    49152:CUQmfiROFxGVO9/S6XiTXXr92Nkd5Gmr4lVWzd:CnQrSVOA6Xi7X1G84l6

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 5 IoCs
  • Blocklisted process makes network request 2 IoCs
  • Downloads MZ/PE file
  • Checks BIOS information in registry 2 TTPs 10 IoCs

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

  • Executes dropped EXE 4 IoCs
  • Identifies Wine through registry keys 2 TTPs 5 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 5 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 22 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\2fdf997f3d6034d42f255b8efd9e4c692418a41891642a42c75bcf347fc99753.exe
    "C:\Users\Admin\AppData\Local\Temp\2fdf997f3d6034d42f255b8efd9e4c692418a41891642a42c75bcf347fc99753.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:1408
    • 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:4380
      • 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:876
        • 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:4788
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:3984
            • 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\017659663955_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:1096
        • 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:4884
    • 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:4556
    • 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:536
    • 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:4628

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      3.1MB

      MD5

      18a284638d0f81a2dfd9bc332ee910ff

      SHA1

      ba63ffb85dae5f1b3b38f83786f789769659888f

      SHA256

      2fdf997f3d6034d42f255b8efd9e4c692418a41891642a42c75bcf347fc99753

      SHA512

      da2210cffdcb5b36d0d5c1fd48f4d5ed086c53bcb2f3ad4d6a63d490c1a531294911deab76ceb695ce7d0e603e8596bf2aade8e21ba24501f2fafcb879693706

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ppzqbgyz.5cs.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/536-101-0x00000000053C0000-0x00000000053C1000-memory.dmp

      Filesize

      4KB

    • memory/536-103-0x0000000000E40000-0x000000000115F000-memory.dmp

      Filesize

      3.1MB

    • memory/536-98-0x00000000053D0000-0x00000000053D1000-memory.dmp

      Filesize

      4KB

    • memory/536-96-0x0000000000E40000-0x000000000115F000-memory.dmp

      Filesize

      3.1MB

    • memory/536-97-0x00000000053E0000-0x00000000053E1000-memory.dmp

      Filesize

      4KB

    • memory/536-102-0x00000000053F0000-0x00000000053F1000-memory.dmp

      Filesize

      4KB

    • memory/536-100-0x00000000053B0000-0x00000000053B1000-memory.dmp

      Filesize

      4KB

    • memory/536-99-0x0000000005410000-0x0000000005411000-memory.dmp

      Filesize

      4KB

    • memory/536-95-0x0000000000E40000-0x000000000115F000-memory.dmp

      Filesize

      3.1MB

    • memory/1096-56-0x000001B9ECAC0000-0x000001B9ECAD0000-memory.dmp

      Filesize

      64KB

    • memory/1096-45-0x000001B9ECB00000-0x000001B9ECB22000-memory.dmp

      Filesize

      136KB

    • memory/1096-54-0x00007FFED9320000-0x00007FFED9DE2000-memory.dmp

      Filesize

      10.8MB

    • memory/1096-60-0x000001B9ECAD0000-0x000001B9ECADA000-memory.dmp

      Filesize

      40KB

    • memory/1096-55-0x000001B9ECAC0000-0x000001B9ECAD0000-memory.dmp

      Filesize

      64KB

    • memory/1096-66-0x00007FFED9320000-0x00007FFED9DE2000-memory.dmp

      Filesize

      10.8MB

    • memory/1096-59-0x000001B9ECE00000-0x000001B9ECE12000-memory.dmp

      Filesize

      72KB

    • memory/1408-5-0x0000000005490000-0x0000000005491000-memory.dmp

      Filesize

      4KB

    • memory/1408-0-0x0000000000A80000-0x0000000000D9F000-memory.dmp

      Filesize

      3.1MB

    • memory/1408-23-0x0000000000A80000-0x0000000000D9F000-memory.dmp

      Filesize

      3.1MB

    • memory/1408-3-0x00000000054A0000-0x00000000054A1000-memory.dmp

      Filesize

      4KB

    • memory/1408-2-0x0000000000A80000-0x0000000000D9F000-memory.dmp

      Filesize

      3.1MB

    • memory/1408-4-0x00000000054B0000-0x00000000054B1000-memory.dmp

      Filesize

      4KB

    • memory/1408-1-0x00000000772D6000-0x00000000772D8000-memory.dmp

      Filesize

      8KB

    • memory/1408-10-0x00000000054F0000-0x00000000054F1000-memory.dmp

      Filesize

      4KB

    • memory/1408-9-0x0000000005500000-0x0000000005501000-memory.dmp

      Filesize

      4KB

    • memory/1408-7-0x0000000005470000-0x0000000005471000-memory.dmp

      Filesize

      4KB

    • memory/1408-8-0x0000000005480000-0x0000000005481000-memory.dmp

      Filesize

      4KB

    • memory/1408-6-0x00000000054D0000-0x00000000054D1000-memory.dmp

      Filesize

      4KB

    • memory/4380-28-0x0000000005050000-0x0000000005051000-memory.dmp

      Filesize

      4KB

    • memory/4380-107-0x0000000000E40000-0x000000000115F000-memory.dmp

      Filesize

      3.1MB

    • memory/4380-109-0x0000000000E40000-0x000000000115F000-memory.dmp

      Filesize

      3.1MB

    • memory/4380-108-0x0000000000E40000-0x000000000115F000-memory.dmp

      Filesize

      3.1MB

    • memory/4380-57-0x0000000000E40000-0x000000000115F000-memory.dmp

      Filesize

      3.1MB

    • memory/4380-106-0x0000000000E40000-0x000000000115F000-memory.dmp

      Filesize

      3.1MB

    • memory/4380-105-0x0000000000E40000-0x000000000115F000-memory.dmp

      Filesize

      3.1MB

    • memory/4380-104-0x0000000000E40000-0x000000000115F000-memory.dmp

      Filesize

      3.1MB

    • memory/4380-22-0x0000000000E40000-0x000000000115F000-memory.dmp

      Filesize

      3.1MB

    • memory/4380-24-0x0000000000E40000-0x000000000115F000-memory.dmp

      Filesize

      3.1MB

    • memory/4380-25-0x0000000005080000-0x0000000005081000-memory.dmp

      Filesize

      4KB

    • memory/4380-30-0x0000000005090000-0x0000000005091000-memory.dmp

      Filesize

      4KB

    • memory/4380-44-0x0000000000E40000-0x000000000115F000-memory.dmp

      Filesize

      3.1MB

    • memory/4380-88-0x0000000000E40000-0x000000000115F000-memory.dmp

      Filesize

      3.1MB

    • memory/4380-89-0x0000000000E40000-0x000000000115F000-memory.dmp

      Filesize

      3.1MB

    • memory/4380-90-0x0000000000E40000-0x000000000115F000-memory.dmp

      Filesize

      3.1MB

    • memory/4380-91-0x0000000000E40000-0x000000000115F000-memory.dmp

      Filesize

      3.1MB

    • memory/4380-92-0x0000000000E40000-0x000000000115F000-memory.dmp

      Filesize

      3.1MB

    • memory/4380-93-0x0000000000E40000-0x000000000115F000-memory.dmp

      Filesize

      3.1MB

    • memory/4380-32-0x0000000000E40000-0x000000000115F000-memory.dmp

      Filesize

      3.1MB

    • memory/4380-31-0x00000000050D0000-0x00000000050D1000-memory.dmp

      Filesize

      4KB

    • memory/4380-26-0x0000000005070000-0x0000000005071000-memory.dmp

      Filesize

      4KB

    • memory/4380-27-0x00000000050B0000-0x00000000050B1000-memory.dmp

      Filesize

      4KB

    • memory/4380-29-0x0000000005060000-0x0000000005061000-memory.dmp

      Filesize

      4KB

    • memory/4556-69-0x0000000000E40000-0x000000000115F000-memory.dmp

      Filesize

      3.1MB

    • memory/4556-68-0x0000000000E40000-0x000000000115F000-memory.dmp

      Filesize

      3.1MB

    • memory/4556-73-0x00000000050E0000-0x00000000050E1000-memory.dmp

      Filesize

      4KB

    • memory/4556-74-0x0000000005070000-0x0000000005071000-memory.dmp

      Filesize

      4KB

    • memory/4556-76-0x00000000050D0000-0x00000000050D1000-memory.dmp

      Filesize

      4KB

    • memory/4556-75-0x0000000005080000-0x0000000005081000-memory.dmp

      Filesize

      4KB

    • memory/4556-71-0x00000000050B0000-0x00000000050B1000-memory.dmp

      Filesize

      4KB

    • memory/4556-70-0x00000000050A0000-0x00000000050A1000-memory.dmp

      Filesize

      4KB

    • memory/4556-72-0x0000000005090000-0x0000000005091000-memory.dmp

      Filesize

      4KB

    • memory/4556-77-0x0000000000E40000-0x000000000115F000-memory.dmp

      Filesize

      3.1MB

    • memory/4628-111-0x0000000000E40000-0x000000000115F000-memory.dmp

      Filesize

      3.1MB

    • memory/4628-112-0x0000000000E40000-0x000000000115F000-memory.dmp

      Filesize

      3.1MB

    • memory/4628-114-0x0000000004BE0000-0x0000000004BE1000-memory.dmp

      Filesize

      4KB

    • memory/4628-115-0x0000000004C20000-0x0000000004C21000-memory.dmp

      Filesize

      4KB

    • memory/4628-113-0x0000000004BF0000-0x0000000004BF1000-memory.dmp

      Filesize

      4KB

    • memory/4628-116-0x0000000004BC0000-0x0000000004BC1000-memory.dmp

      Filesize

      4KB

    • memory/4628-117-0x0000000004BD0000-0x0000000004BD1000-memory.dmp

      Filesize

      4KB

    • memory/4628-118-0x0000000000E40000-0x000000000115F000-memory.dmp

      Filesize

      3.1MB