Analysis

  • max time kernel
    144s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/03/2024, 02:08

General

  • Target

    3face14fa194ab9f0e7a534ed938a0d6c5ad0529017b968c9cff394400f80e89.exe

  • Size

    2.0MB

  • MD5

    6ae8b64b038154e44fc14f9db35cf23b

  • SHA1

    ae8ea54fec185b96a65bece3f0a3030ffdd1d7a6

  • SHA256

    3face14fa194ab9f0e7a534ed938a0d6c5ad0529017b968c9cff394400f80e89

  • SHA512

    1cda1a7d9b7e6ec0eb59bcd5313c7f82a31f8a89dc7f9128631ac41d1f0b6d8da9e355cf15e5bcb2d1f9f954e7a59a7cd1e12765b63746f537a8ef991a32fda8

  • SSDEEP

    49152:326F3YAI83Njb41dNKGD1a12gVy4Z8xJr/sWO6mbwLd8M:m6F3YAI6bgKc1a8eZ8PjsLrb+d8M

Malware Config

Extracted

Family

socks5systemz

C2

http://aauuaim.ru/search/?q=67e28dd86e0bf32a420fa9187c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a071ea771795af8e05c642db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe12c3ed90923a

Signatures

  • Detect Socks5Systemz Payload 3 IoCs
  • Socks5Systemz

    Socks5Systemz is a botnet written in C++.

  • Detects executables packed with VMProtect. 19 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 1 IoCs
  • Unexpected DNS network traffic destination 1 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Checks installed software on the system 1 TTPs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3face14fa194ab9f0e7a534ed938a0d6c5ad0529017b968c9cff394400f80e89.exe
    "C:\Users\Admin\AppData\Local\Temp\3face14fa194ab9f0e7a534ed938a0d6c5ad0529017b968c9cff394400f80e89.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3880
    • C:\Users\Admin\AppData\Local\Temp\is-QGC5A.tmp\3face14fa194ab9f0e7a534ed938a0d6c5ad0529017b968c9cff394400f80e89.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-QGC5A.tmp\3face14fa194ab9f0e7a534ed938a0d6c5ad0529017b968c9cff394400f80e89.tmp" /SL5="$100030,1753998,54272,C:\Users\Admin\AppData\Local\Temp\3face14fa194ab9f0e7a534ed938a0d6c5ad0529017b968c9cff394400f80e89.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1212
      • C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe
        "C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe" -i
        3⤵
        • Executes dropped EXE
        PID:1088
      • C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe
        "C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe" -s
        3⤵
        • Executes dropped EXE
        PID:536

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe

          Filesize

          2.0MB

          MD5

          affe5ed5e0ce491f11151ed6b1fde7fb

          SHA1

          a8651e2c114e18000d40728c20b109d7dae5f88c

          SHA256

          d7fd758990b1d47bf1a3d72e13318469200a57f933c1bf0f03a24b5b33109f7d

          SHA512

          f69afcab48828a4ae51811923a156c10e751de256b1dd4db7740e9b7aab10b87a5206f5ebe37a683b7f159123d6374c3530c745b794aea08e1ec7f0c7ed35eab

        • C:\Users\Admin\AppData\Local\Temp\is-MDGKA.tmp\_isetup\_iscrypt.dll

          Filesize

          2KB

          MD5

          a69559718ab506675e907fe49deb71e9

          SHA1

          bc8f404ffdb1960b50c12ff9413c893b56f2e36f

          SHA256

          2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

          SHA512

          e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

        • C:\Users\Admin\AppData\Local\Temp\is-QGC5A.tmp\3face14fa194ab9f0e7a534ed938a0d6c5ad0529017b968c9cff394400f80e89.tmp

          Filesize

          677KB

          MD5

          bb16a1aed23a42be299fa83942dc45cc

          SHA1

          eef3b71f03f3ea6148a08bf4ba6d3bc2239a56ba

          SHA256

          2fbf5d1a94ff7aa773d0abe9e2216f0347f47083bf66632e516b9e59ede819df

          SHA512

          bd1c5cf999c8824946906a6242309b41e6bcc926733107e87787ecb70c4e4d78ae395fcc9033606a72f08fee98103957063b3a47cd74e9e395d77c75287fd0b4

        • memory/536-75-0x0000000000400000-0x0000000000610000-memory.dmp

          Filesize

          2.1MB

        • memory/536-70-0x0000000000880000-0x0000000000922000-memory.dmp

          Filesize

          648KB

        • memory/536-98-0x0000000000400000-0x0000000000610000-memory.dmp

          Filesize

          2.1MB

        • memory/536-95-0x0000000000400000-0x0000000000610000-memory.dmp

          Filesize

          2.1MB

        • memory/536-91-0x0000000000400000-0x0000000000610000-memory.dmp

          Filesize

          2.1MB

        • memory/536-88-0x0000000000400000-0x0000000000610000-memory.dmp

          Filesize

          2.1MB

        • memory/536-85-0x0000000000400000-0x0000000000610000-memory.dmp

          Filesize

          2.1MB

        • memory/536-45-0x0000000000400000-0x0000000000610000-memory.dmp

          Filesize

          2.1MB

        • memory/536-47-0x0000000000400000-0x0000000000610000-memory.dmp

          Filesize

          2.1MB

        • memory/536-82-0x0000000000400000-0x0000000000610000-memory.dmp

          Filesize

          2.1MB

        • memory/536-79-0x0000000000880000-0x0000000000922000-memory.dmp

          Filesize

          648KB

        • memory/536-50-0x0000000000400000-0x0000000000610000-memory.dmp

          Filesize

          2.1MB

        • memory/536-61-0x0000000000400000-0x0000000000610000-memory.dmp

          Filesize

          2.1MB

        • memory/536-54-0x0000000000400000-0x0000000000610000-memory.dmp

          Filesize

          2.1MB

        • memory/536-58-0x0000000000400000-0x0000000000610000-memory.dmp

          Filesize

          2.1MB

        • memory/536-55-0x0000000000400000-0x0000000000610000-memory.dmp

          Filesize

          2.1MB

        • memory/536-78-0x0000000000400000-0x0000000000610000-memory.dmp

          Filesize

          2.1MB

        • memory/536-64-0x0000000000400000-0x0000000000610000-memory.dmp

          Filesize

          2.1MB

        • memory/536-66-0x0000000000880000-0x0000000000922000-memory.dmp

          Filesize

          648KB

        • memory/536-69-0x0000000000400000-0x0000000000610000-memory.dmp

          Filesize

          2.1MB

        • memory/1088-43-0x0000000000400000-0x0000000000610000-memory.dmp

          Filesize

          2.1MB

        • memory/1088-42-0x0000000000400000-0x0000000000610000-memory.dmp

          Filesize

          2.1MB

        • memory/1088-39-0x0000000000400000-0x0000000000610000-memory.dmp

          Filesize

          2.1MB

        • memory/1088-38-0x0000000000400000-0x0000000000610000-memory.dmp

          Filesize

          2.1MB

        • memory/1212-7-0x0000000002240000-0x0000000002241000-memory.dmp

          Filesize

          4KB

        • memory/1212-51-0x0000000002240000-0x0000000002241000-memory.dmp

          Filesize

          4KB

        • memory/1212-49-0x0000000000400000-0x00000000004B8000-memory.dmp

          Filesize

          736KB

        • memory/3880-0-0x0000000000400000-0x0000000000414000-memory.dmp

          Filesize

          80KB

        • memory/3880-48-0x0000000000400000-0x0000000000414000-memory.dmp

          Filesize

          80KB

        • memory/3880-2-0x0000000000400000-0x0000000000414000-memory.dmp

          Filesize

          80KB