Analysis

  • max time kernel
    146s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-03-2024 05:48

General

  • Target

    b2c50730f7eb0d32be9d21cf1974c0581bf617de03c3f8afb0548bcebf0eccb2.exe

  • Size

    1.9MB

  • MD5

    3754420df3c482019cd40c7796daafc7

  • SHA1

    e41398638097b43c7bc923fe860826958a0b713d

  • SHA256

    b2c50730f7eb0d32be9d21cf1974c0581bf617de03c3f8afb0548bcebf0eccb2

  • SHA512

    709a185f2ee077b334a1da62c37bf5fa8dcf6a218e7ab4c79498f7ec3b9a44e9c073e30bb9057f2aac35429367909e7e66f190c5c492dc1c86052502ae99843c

  • SSDEEP

    49152:n27wrlvBU7wbExyf3KC3O3oHTpciOL/ik:n+cla0bE0/KCe3sqF

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 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.

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 23 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\b2c50730f7eb0d32be9d21cf1974c0581bf617de03c3f8afb0548bcebf0eccb2.exe
    "C:\Users\Admin\AppData\Local\Temp\b2c50730f7eb0d32be9d21cf1974c0581bf617de03c3f8afb0548bcebf0eccb2.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:2600
    • 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:4272
      • 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:1996
        • 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:4440
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:924
            • 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\098131212907_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:2404
        • 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:1484
    • 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:4688
    • 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:776
    • 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:2928

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      896KB

      MD5

      c19520f31c8a9915bad6f32b007b1947

      SHA1

      0a69ed96026eff6e786ae0888596d40b82fa3721

      SHA256

      39378a4c86f4c2b996b4e334d4addf8811034db11ae2b3c129536440747ad6a5

      SHA512

      6054ed38746d5ae76491840a7b510cd3871fe2563821a4c6fcd231d6b095c789a25779c7c9e1f8a76c9174d4e32b4e768cc46a206ab7685f458d431144b3741d

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

      Filesize

      1.9MB

      MD5

      3754420df3c482019cd40c7796daafc7

      SHA1

      e41398638097b43c7bc923fe860826958a0b713d

      SHA256

      b2c50730f7eb0d32be9d21cf1974c0581bf617de03c3f8afb0548bcebf0eccb2

      SHA512

      709a185f2ee077b334a1da62c37bf5fa8dcf6a218e7ab4c79498f7ec3b9a44e9c073e30bb9057f2aac35429367909e7e66f190c5c492dc1c86052502ae99843c

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

      Filesize

      512KB

      MD5

      5e38e0d16e5d9bbc856086a64df50496

      SHA1

      7c7e3e1a2123f9d10330bbf67ce3b6d98168e2c8

      SHA256

      4e4441c717055fffe6de82d515088425b11ef8bb6ff02500c1f5f524864e0aa0

      SHA512

      f92828b3df6e24c95202b8620966c6ceb3ac0b086e152435548a840d9e28aecdcb3c11eced36f6491765dc08d6b45d5fcd90ee09df9871bdeeb445bc1a22637e

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

      Filesize

      560KB

      MD5

      ad25d963c5718bf329db6589abb46b8e

      SHA1

      aa4c56fa08104b168675e8a5254918dde2c3fa43

      SHA256

      0143089b7f6df90cddba6a3fca9b1318c6f29124b8a09e9e95f0be0d6acd3333

      SHA512

      05dcb34d721312b536d59bcf8eefae331ebdbbe228aaff08d9f3faae0d51886acfc24d3bf8e94f64ece7bf84559a7755e0c0f732af298d2b934c09a3abb2deb4

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_yuil4nam.pl4.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

      29KB

      MD5

      c37acdec3427830a59713fbfabbfc66e

      SHA1

      bd5ac8c735f508570b92640104c88040f7ea252b

      SHA256

      42c8d392e8b488bf86b55ca4d92288eecae904d1949b7190be82ec266da38599

      SHA512

      49d65b8e01a09db6b3a36857fbedd9adde5bee10ad5273a5669f1deac4d5cf3ac7a76478882772bd8f7f36e18cd6ad4f4a10e392811b32a9b9c07507989053ae

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

      Filesize

      1.2MB

      MD5

      15a42d3e4579da615a384c717ab2109b

      SHA1

      22aeedeb2307b1370cdab70d6a6b6d2c13ad2301

      SHA256

      3c97bb410e49b11af8116feb7240b7101e1967cae7538418c45c3d2e072e8103

      SHA512

      1eb7f126dccc88a2479e3818c36120f5af3caa0d632b9ea803485ee6531d6e2a1fd0805b1c4364983d280df23ea5ca3ad4a5fca558ac436efae36af9b795c444

    • memory/776-102-0x0000000004F30000-0x0000000004F31000-memory.dmp

      Filesize

      4KB

    • memory/776-107-0x0000000004F10000-0x0000000004F11000-memory.dmp

      Filesize

      4KB

    • memory/776-106-0x0000000004F00000-0x0000000004F01000-memory.dmp

      Filesize

      4KB

    • memory/776-105-0x0000000004F60000-0x0000000004F61000-memory.dmp

      Filesize

      4KB

    • memory/776-104-0x0000000004F20000-0x0000000004F21000-memory.dmp

      Filesize

      4KB

    • memory/776-103-0x0000000004F40000-0x0000000004F41000-memory.dmp

      Filesize

      4KB

    • memory/776-108-0x0000000000570000-0x0000000000A3D000-memory.dmp

      Filesize

      4.8MB

    • memory/776-101-0x0000000000570000-0x0000000000A3D000-memory.dmp

      Filesize

      4.8MB

    • memory/776-100-0x0000000000570000-0x0000000000A3D000-memory.dmp

      Filesize

      4.8MB

    • memory/2404-63-0x000001EA493D0000-0x000001EA493DA000-memory.dmp

      Filesize

      40KB

    • memory/2404-54-0x000001EA31340000-0x000001EA31362000-memory.dmp

      Filesize

      136KB

    • memory/2404-69-0x00007FF9C02E0000-0x00007FF9C0DA1000-memory.dmp

      Filesize

      10.8MB

    • memory/2404-62-0x000001EA49430000-0x000001EA49442000-memory.dmp

      Filesize

      72KB

    • memory/2404-59-0x000001EA49470000-0x000001EA49480000-memory.dmp

      Filesize

      64KB

    • memory/2404-61-0x000001EA49470000-0x000001EA49480000-memory.dmp

      Filesize

      64KB

    • memory/2404-60-0x000001EA49470000-0x000001EA49480000-memory.dmp

      Filesize

      64KB

    • memory/2404-58-0x00007FF9C02E0000-0x00007FF9C0DA1000-memory.dmp

      Filesize

      10.8MB

    • memory/2600-9-0x00000000052F0000-0x00000000052F1000-memory.dmp

      Filesize

      4KB

    • memory/2600-8-0x00000000052A0000-0x00000000052A1000-memory.dmp

      Filesize

      4KB

    • memory/2600-1-0x00000000779D4000-0x00000000779D6000-memory.dmp

      Filesize

      8KB

    • memory/2600-2-0x0000000000C70000-0x000000000113D000-memory.dmp

      Filesize

      4.8MB

    • memory/2600-22-0x0000000000C70000-0x000000000113D000-memory.dmp

      Filesize

      4.8MB

    • memory/2600-3-0x00000000052C0000-0x00000000052C1000-memory.dmp

      Filesize

      4KB

    • memory/2600-6-0x0000000005300000-0x0000000005301000-memory.dmp

      Filesize

      4KB

    • memory/2600-7-0x0000000005290000-0x0000000005291000-memory.dmp

      Filesize

      4KB

    • memory/2600-5-0x00000000052B0000-0x00000000052B1000-memory.dmp

      Filesize

      4KB

    • memory/2600-0-0x0000000000C70000-0x000000000113D000-memory.dmp

      Filesize

      4.8MB

    • memory/2600-4-0x00000000052D0000-0x00000000052D1000-memory.dmp

      Filesize

      4KB

    • memory/2600-11-0x0000000005310000-0x0000000005311000-memory.dmp

      Filesize

      4KB

    • memory/2600-10-0x0000000005320000-0x0000000005321000-memory.dmp

      Filesize

      4KB

    • memory/2928-120-0x0000000004B30000-0x0000000004B31000-memory.dmp

      Filesize

      4KB

    • memory/2928-121-0x0000000004B70000-0x0000000004B71000-memory.dmp

      Filesize

      4KB

    • memory/2928-118-0x0000000004B40000-0x0000000004B41000-memory.dmp

      Filesize

      4KB

    • memory/2928-123-0x0000000004B20000-0x0000000004B21000-memory.dmp

      Filesize

      4KB

    • memory/2928-119-0x0000000004B50000-0x0000000004B51000-memory.dmp

      Filesize

      4KB

    • memory/2928-117-0x0000000000570000-0x0000000000A3D000-memory.dmp

      Filesize

      4.8MB

    • memory/2928-116-0x0000000000570000-0x0000000000A3D000-memory.dmp

      Filesize

      4.8MB

    • memory/2928-122-0x0000000004B10000-0x0000000004B11000-memory.dmp

      Filesize

      4KB

    • memory/2928-125-0x0000000000570000-0x0000000000A3D000-memory.dmp

      Filesize

      4.8MB

    • memory/2928-124-0x0000000004B60000-0x0000000004B61000-memory.dmp

      Filesize

      4KB

    • memory/4272-32-0x00000000053D0000-0x00000000053D1000-memory.dmp

      Filesize

      4KB

    • memory/4272-47-0x0000000000570000-0x0000000000A3D000-memory.dmp

      Filesize

      4.8MB

    • memory/4272-24-0x0000000000570000-0x0000000000A3D000-memory.dmp

      Filesize

      4.8MB

    • memory/4272-25-0x0000000000570000-0x0000000000A3D000-memory.dmp

      Filesize

      4.8MB

    • memory/4272-93-0x0000000000570000-0x0000000000A3D000-memory.dmp

      Filesize

      4.8MB

    • memory/4272-94-0x0000000000570000-0x0000000000A3D000-memory.dmp

      Filesize

      4.8MB

    • memory/4272-95-0x0000000000570000-0x0000000000A3D000-memory.dmp

      Filesize

      4.8MB

    • memory/4272-96-0x0000000000570000-0x0000000000A3D000-memory.dmp

      Filesize

      4.8MB

    • memory/4272-97-0x0000000000570000-0x0000000000A3D000-memory.dmp

      Filesize

      4.8MB

    • memory/4272-26-0x00000000053B0000-0x00000000053B1000-memory.dmp

      Filesize

      4KB

    • memory/4272-99-0x0000000000570000-0x0000000000A3D000-memory.dmp

      Filesize

      4.8MB

    • memory/4272-27-0x00000000053A0000-0x00000000053A1000-memory.dmp

      Filesize

      4KB

    • memory/4272-28-0x00000000053E0000-0x00000000053E1000-memory.dmp

      Filesize

      4KB

    • memory/4272-29-0x0000000005370000-0x0000000005371000-memory.dmp

      Filesize

      4KB

    • memory/4272-31-0x0000000005380000-0x0000000005381000-memory.dmp

      Filesize

      4KB

    • memory/4272-30-0x0000000005390000-0x0000000005391000-memory.dmp

      Filesize

      4KB

    • memory/4272-73-0x0000000000570000-0x0000000000A3D000-memory.dmp

      Filesize

      4.8MB

    • memory/4272-33-0x0000000005400000-0x0000000005401000-memory.dmp

      Filesize

      4KB

    • memory/4272-71-0x0000000000570000-0x0000000000A3D000-memory.dmp

      Filesize

      4.8MB

    • memory/4272-34-0x00000000053F0000-0x00000000053F1000-memory.dmp

      Filesize

      4KB

    • memory/4272-109-0x0000000000570000-0x0000000000A3D000-memory.dmp

      Filesize

      4.8MB

    • memory/4272-110-0x0000000000570000-0x0000000000A3D000-memory.dmp

      Filesize

      4.8MB

    • memory/4272-111-0x0000000000570000-0x0000000000A3D000-memory.dmp

      Filesize

      4.8MB

    • memory/4272-112-0x0000000000570000-0x0000000000A3D000-memory.dmp

      Filesize

      4.8MB

    • memory/4272-113-0x0000000000570000-0x0000000000A3D000-memory.dmp

      Filesize

      4.8MB

    • memory/4272-35-0x0000000000570000-0x0000000000A3D000-memory.dmp

      Filesize

      4.8MB

    • memory/4272-115-0x0000000000570000-0x0000000000A3D000-memory.dmp

      Filesize

      4.8MB

    • memory/4688-81-0x00000000053E0000-0x00000000053E1000-memory.dmp

      Filesize

      4KB

    • memory/4688-72-0x0000000000570000-0x0000000000A3D000-memory.dmp

      Filesize

      4.8MB

    • memory/4688-74-0x0000000000570000-0x0000000000A3D000-memory.dmp

      Filesize

      4.8MB

    • memory/4688-75-0x00000000053B0000-0x00000000053B1000-memory.dmp

      Filesize

      4KB

    • memory/4688-76-0x00000000053C0000-0x00000000053C1000-memory.dmp

      Filesize

      4KB

    • memory/4688-77-0x00000000053F0000-0x00000000053F1000-memory.dmp

      Filesize

      4KB

    • memory/4688-78-0x0000000005380000-0x0000000005381000-memory.dmp

      Filesize

      4KB

    • memory/4688-79-0x00000000053A0000-0x00000000053A1000-memory.dmp

      Filesize

      4KB

    • memory/4688-80-0x0000000005390000-0x0000000005391000-memory.dmp

      Filesize

      4KB

    • memory/4688-82-0x0000000000570000-0x0000000000A3D000-memory.dmp

      Filesize

      4.8MB