Analysis

  • max time kernel
    141s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25/02/2025, 03:13

General

  • Target

    f25f1acfb39eb745ae0a82150f444afd6dbdbe5339d2494ac8844a267cc56241.exe

  • Size

    3.2MB

  • MD5

    9b4bafd592b0462ff15cea8ab8d748b3

  • SHA1

    e76afd25895aa4d2291476327d8eb6b206a53c91

  • SHA256

    f25f1acfb39eb745ae0a82150f444afd6dbdbe5339d2494ac8844a267cc56241

  • SHA512

    27e30602b9bd2b5eee738e45fc95e8dc39d540dac48bd3a0550574fcd338b97ab50c8f947077f528c6b5a141ff4731e94660004574031fd06a07f85b3141e47d

  • SSDEEP

    49152:R7Sd346HYfcmmRegFaE1CkqJdg3Mejus0xWu5P3:pSd346HYfcmmJqkAd2WXWu5P

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes
  • install_dir

    abc3bc1985

  • install_file

    skotes.exe

  • strings_key

    8a35cf2ea38c2817dba29a4b5b25dcf0

  • url_paths

    /Zu7JuNko/index.php

rc4.plain

Signatures

  • Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • Amadey family
  • GCleaner

    GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

  • Gcleaner family
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 5 IoCs
  • Downloads MZ/PE file 3 IoCs
  • 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 9 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Adds Run key to start application 2 TTPs 3 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f25f1acfb39eb745ae0a82150f444afd6dbdbe5339d2494ac8844a267cc56241.exe
    "C:\Users\Admin\AppData\Local\Temp\f25f1acfb39eb745ae0a82150f444afd6dbdbe5339d2494ac8844a267cc56241.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
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2684
    • C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
      "C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Downloads MZ/PE file
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2856
      • C:\Users\Admin\AppData\Local\Temp\1091865001\3cb293f1e9.exe
        "C:\Users\Admin\AppData\Local\Temp\1091865001\3cb293f1e9.exe"
        3⤵
        • 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
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:2640
      • C:\Users\Admin\AppData\Local\Temp\1091867001\85b68c3219.exe
        "C:\Users\Admin\AppData\Local\Temp\1091867001\85b68c3219.exe"
        3⤵
        • 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 use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1732
        • C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
          "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
          4⤵
            PID:2756
        • C:\Users\Admin\AppData\Local\Temp\1091868001\525a74139d.exe
          "C:\Users\Admin\AppData\Local\Temp\1091868001\525a74139d.exe"
          3⤵
          • 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 use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:3008
          • C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
            "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
            4⤵
            • Downloads MZ/PE file
            • Loads dropped DLL
            • System Location Discovery: System Language Discovery
            PID:2708

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\AS91FDNI\service[1].htm

      Filesize

      1B

      MD5

      cfcd208495d565ef66e7dff9f98764da

      SHA1

      b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

      SHA256

      5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

      SHA512

      31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

    • C:\Users\Admin\AppData\Local\Temp\1091865001\3cb293f1e9.exe

      Filesize

      3.0MB

      MD5

      5e79df97975b488e901487db545d5de8

      SHA1

      2cc617e5bd4cf348b8a1fccf2716686cf2c63fe6

      SHA256

      aa38c813aafc36532f6d8e826f2f7665b26c2c0ef2ff7395c21230f2640cb966

      SHA512

      5bbfee010c11ba03ef2db2a7a0280aae19f94aced5b2bb2085d5ea97a5d321d89368912cf8d563cbeb7de0f755ef5990adf9199b5f172d115bdc6e6e4442571f

    • C:\Users\Admin\AppData\Local\Temp\1091866001\ea0b5f2330.exe

      Filesize

      1.7MB

      MD5

      8420d58ff1c5c80f183f571d31b7c9eb

      SHA1

      56b295e807ac39cbb55958f7a56a0d908829c778

      SHA256

      060a6489e53d976ee0edc851fd044b9bedd327da7e1a9685df2f1643ea17cc46

      SHA512

      f6f1870bba302580562dd5ecb549d31b14ce0b174e9cddd9c97292792e84f4d006815b91ac7fea95f0fb957efc75c9a4119d6419b646ca90bff66b7882b2a9e1

    • C:\Users\Admin\AppData\Local\Temp\1091867001\85b68c3219.exe

      Filesize

      4.5MB

      MD5

      4aa5c53b05e1b3c2a0bd33ce87022da7

      SHA1

      b76ae3bf5a68c3bec119991984310ec3e3fd8b5f

      SHA256

      4946c717581f3c7313bf7aa7d92bc0cbba835996d7df726a368adefcf2f81ef7

      SHA512

      41e431c6106bdcbf79303670f652bca95c63240c6e12a41a5e2fa9246497014a847c238cab6cc4646445dc7606890bb75c90ea152f9d52a09bdd0c5fc1f17d10

    • C:\Users\Admin\AppData\Local\Temp\1091868001\525a74139d.exe

      Filesize

      3.7MB

      MD5

      d214eac64290544f969e5b8ab170a148

      SHA1

      9458a31968cc34838da021895eb3c8cdd8941dac

      SHA256

      14fe09e0c1f834349f69e6724437de60305bdde9a8f4f7e2cd578b7242256af6

      SHA512

      00149dd1aa5615a520f71cf114f2eda10a4b88fcba5e5fcdd8d410e2815915bb8dc0c7f4e1091dbbd2fcfeb07e5d86c4994ade344f8a47116b58841cf5553b84

    • C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe

      Filesize

      3.2MB

      MD5

      9b4bafd592b0462ff15cea8ab8d748b3

      SHA1

      e76afd25895aa4d2291476327d8eb6b206a53c91

      SHA256

      f25f1acfb39eb745ae0a82150f444afd6dbdbe5339d2494ac8844a267cc56241

      SHA512

      27e30602b9bd2b5eee738e45fc95e8dc39d540dac48bd3a0550574fcd338b97ab50c8f947077f528c6b5a141ff4731e94660004574031fd06a07f85b3141e47d

    • \Users\Admin\AppData\Local\Temp\3JG55NdDv04e0\Y-Cleaner.exe

      Filesize

      987KB

      MD5

      f49d1aaae28b92052e997480c504aa3b

      SHA1

      a422f6403847405cee6068f3394bb151d8591fb5

      SHA256

      81e31780a5f2078284b011c720261797eb8dd85e1b95a657dbce7ac31e9df1f0

      SHA512

      41f715eea031fd8d7d3a22d88e0199277db2f86be73f830819288c0f0665e81a314be6d356fdc66069cb3f2abf0dd02aaa49ac3732f3f44a533fcec0dfd6f773

    • memory/1732-88-0x0000000001190000-0x0000000001DE1000-memory.dmp

      Filesize

      12.3MB

    • memory/1732-125-0x0000000001190000-0x0000000001DE1000-memory.dmp

      Filesize

      12.3MB

    • memory/1732-110-0x0000000001190000-0x0000000001DE1000-memory.dmp

      Filesize

      12.3MB

    • memory/1732-113-0x0000000001190000-0x0000000001DE1000-memory.dmp

      Filesize

      12.3MB

    • memory/2640-49-0x0000000000EC0000-0x00000000011BB000-memory.dmp

      Filesize

      3.0MB

    • memory/2640-52-0x0000000000EC0000-0x00000000011BB000-memory.dmp

      Filesize

      3.0MB

    • memory/2684-18-0x00000000067B0000-0x0000000006AE1000-memory.dmp

      Filesize

      3.2MB

    • memory/2684-0-0x0000000001320000-0x0000000001651000-memory.dmp

      Filesize

      3.2MB

    • memory/2684-17-0x0000000001320000-0x0000000001651000-memory.dmp

      Filesize

      3.2MB

    • memory/2684-20-0x00000000067B0000-0x0000000006AE1000-memory.dmp

      Filesize

      3.2MB

    • memory/2684-19-0x0000000001321000-0x0000000001389000-memory.dmp

      Filesize

      416KB

    • memory/2684-5-0x0000000001320000-0x0000000001651000-memory.dmp

      Filesize

      3.2MB

    • memory/2684-1-0x0000000077930000-0x0000000077932000-memory.dmp

      Filesize

      8KB

    • memory/2684-3-0x0000000001320000-0x0000000001651000-memory.dmp

      Filesize

      3.2MB

    • memory/2684-2-0x0000000001321000-0x0000000001389000-memory.dmp

      Filesize

      416KB

    • memory/2708-131-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/2708-137-0x0000000010000000-0x000000001001C000-memory.dmp

      Filesize

      112KB

    • memory/2756-124-0x0000000000080000-0x00000000000AF000-memory.dmp

      Filesize

      188KB

    • memory/2756-114-0x0000000000080000-0x00000000000AF000-memory.dmp

      Filesize

      188KB

    • memory/2756-115-0x0000000000080000-0x00000000000AF000-memory.dmp

      Filesize

      188KB

    • memory/2756-119-0x0000000000080000-0x00000000000AF000-memory.dmp

      Filesize

      188KB

    • memory/2856-28-0x00000000009E1000-0x0000000000A49000-memory.dmp

      Filesize

      416KB

    • memory/2856-29-0x00000000009E0000-0x0000000000D11000-memory.dmp

      Filesize

      3.2MB

    • memory/2856-59-0x00000000009E0000-0x0000000000D11000-memory.dmp

      Filesize

      3.2MB

    • memory/2856-54-0x0000000006150000-0x000000000644B000-memory.dmp

      Filesize

      3.0MB

    • memory/2856-70-0x00000000009E0000-0x0000000000D11000-memory.dmp

      Filesize

      3.2MB

    • memory/2856-27-0x00000000009E0000-0x0000000000D11000-memory.dmp

      Filesize

      3.2MB

    • memory/2856-87-0x0000000006770000-0x00000000073C1000-memory.dmp

      Filesize

      12.3MB

    • memory/2856-50-0x0000000006150000-0x000000000644B000-memory.dmp

      Filesize

      3.0MB

    • memory/2856-89-0x0000000006770000-0x00000000073C1000-memory.dmp

      Filesize

      12.3MB

    • memory/2856-31-0x00000000009E0000-0x0000000000D11000-memory.dmp

      Filesize

      3.2MB

    • memory/2856-107-0x0000000006770000-0x000000000717C000-memory.dmp

      Filesize

      10.0MB

    • memory/2856-163-0x00000000009E0000-0x0000000000D11000-memory.dmp

      Filesize

      3.2MB

    • memory/2856-106-0x0000000006770000-0x000000000717C000-memory.dmp

      Filesize

      10.0MB

    • memory/2856-109-0x0000000006770000-0x00000000073C1000-memory.dmp

      Filesize

      12.3MB

    • memory/2856-30-0x00000000009E0000-0x0000000000D11000-memory.dmp

      Filesize

      3.2MB

    • memory/2856-111-0x00000000009E0000-0x0000000000D11000-memory.dmp

      Filesize

      3.2MB

    • memory/2856-112-0x0000000006770000-0x00000000073C1000-memory.dmp

      Filesize

      12.3MB

    • memory/2856-53-0x00000000009E0000-0x0000000000D11000-memory.dmp

      Filesize

      3.2MB

    • memory/2856-58-0x00000000009E0000-0x0000000000D11000-memory.dmp

      Filesize

      3.2MB

    • memory/2856-57-0x00000000009E0000-0x0000000000D11000-memory.dmp

      Filesize

      3.2MB

    • memory/2856-48-0x0000000006150000-0x000000000644B000-memory.dmp

      Filesize

      3.0MB

    • memory/2856-56-0x00000000009E0000-0x0000000000D11000-memory.dmp

      Filesize

      3.2MB

    • memory/2856-55-0x0000000006150000-0x000000000644B000-memory.dmp

      Filesize

      3.0MB

    • memory/2856-126-0x0000000006770000-0x000000000717C000-memory.dmp

      Filesize

      10.0MB

    • memory/2856-162-0x00000000009E0000-0x0000000000D11000-memory.dmp

      Filesize

      3.2MB

    • memory/2856-161-0x00000000009E0000-0x0000000000D11000-memory.dmp

      Filesize

      3.2MB

    • memory/2856-22-0x00000000009E0000-0x0000000000D11000-memory.dmp

      Filesize

      3.2MB

    • memory/2856-26-0x00000000009E0000-0x0000000000D11000-memory.dmp

      Filesize

      3.2MB

    • memory/2856-133-0x00000000009E0000-0x0000000000D11000-memory.dmp

      Filesize

      3.2MB

    • memory/2856-23-0x00000000009E1000-0x0000000000A49000-memory.dmp

      Filesize

      416KB

    • memory/2856-24-0x00000000009E0000-0x0000000000D11000-memory.dmp

      Filesize

      3.2MB

    • memory/2856-145-0x00000000009E0000-0x0000000000D11000-memory.dmp

      Filesize

      3.2MB

    • memory/2856-150-0x00000000009E0000-0x0000000000D11000-memory.dmp

      Filesize

      3.2MB

    • memory/3008-132-0x0000000000F10000-0x000000000191C000-memory.dmp

      Filesize

      10.0MB

    • memory/3008-128-0x0000000000F10000-0x000000000191C000-memory.dmp

      Filesize

      10.0MB

    • memory/3008-127-0x0000000000F10000-0x000000000191C000-memory.dmp

      Filesize

      10.0MB

    • memory/3008-108-0x0000000000F10000-0x000000000191C000-memory.dmp

      Filesize

      10.0MB