Analysis

  • max time kernel
    141s
  • max time network
    149s
  • 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, 01:25

General

  • Target

    6b0db00703abd4a4e5d245e6c70b7678b0d9e6cd14171399b0110be37550f37c.exe

  • Size

    2.0MB

  • MD5

    295e0a6b24d257762e105940104b3474

  • SHA1

    f069fafdc6b2ddec149344f9a72a568ba9689373

  • SHA256

    6b0db00703abd4a4e5d245e6c70b7678b0d9e6cd14171399b0110be37550f37c

  • SHA512

    0091be0aed7b3448b1ce0fbf4a13a2f87cd563f4a6dea2b36c497fda663ce4217a14e6022f433ce4e1916b5e9bf96a84e6e2545fa240ff8f43671b888edb54d3

  • SSDEEP

    49152:32yPZXKlPAQi3UdbOOjkpRs9vsIOUoGM5M:myPZXKlPldKmkvsxsIOU0M

Malware Config

Extracted

Family

socks5systemz

C2

http://ddhxgop.info/search/?q=67e28dd86e0bf32a420fa9187c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a071ea771795af8e05c642db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe12c2e69c923d

Signatures

  • Detect Socks5Systemz Payload 3 IoCs
  • Socks5Systemz

    Socks5Systemz is a botnet written in C++.

  • 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\6b0db00703abd4a4e5d245e6c70b7678b0d9e6cd14171399b0110be37550f37c.exe
    "C:\Users\Admin\AppData\Local\Temp\6b0db00703abd4a4e5d245e6c70b7678b0d9e6cd14171399b0110be37550f37c.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4092
    • C:\Users\Admin\AppData\Local\Temp\is-LDQM1.tmp\6b0db00703abd4a4e5d245e6c70b7678b0d9e6cd14171399b0110be37550f37c.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-LDQM1.tmp\6b0db00703abd4a4e5d245e6c70b7678b0d9e6cd14171399b0110be37550f37c.tmp" /SL5="$6020C,1728895,54272,C:\Users\Admin\AppData\Local\Temp\6b0db00703abd4a4e5d245e6c70b7678b0d9e6cd14171399b0110be37550f37c.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1040
      • C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe
        "C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe" -i
        3⤵
        • Executes dropped EXE
        PID:1932
      • C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe
        "C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe" -s
        3⤵
        • Executes dropped EXE
        PID:2372

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

          0e81e2d8117095ac40229a099eb0e435

          SHA1

          00dc652c42ac21dd028ac637c94d4d888a425eef

          SHA256

          f210ff1e50c2e1663bac2a858511c19c30e6b64e3161e4af6150150a50a9a584

          SHA512

          82aed29f1a59f25916bf1fda1b51c9b700a1d65e253439d9360ffc0429b651819b39e340cb2bca17f9030435ffc6ab19fb904cb7b773324c36aa01c1aecdb321

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

          Filesize

          1.3MB

          MD5

          0a8c4b35c04c225703d7cc94b539d821

          SHA1

          c9a2b301b42ce2d2f69aa2a75be5fc6df0bcbf04

          SHA256

          c897574462daaa1c42f91f17d3b72db27b04ef5915d31055bfebdc32499041a5

          SHA512

          31df7f3e27b663c9b92ae61f4801bb835fce45c820624bf83fce709b3815d40204f7cc463873065d7ab0e2635ffc30f7424de054cc2a8fadd5c606cd314b91d3

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

          Filesize

          1.2MB

          MD5

          31db4cad015f08a50552f23f70b273b5

          SHA1

          3617c08c3db23e8afefce93878c377843174da79

          SHA256

          3ddef74ec4cba22c6041b8ca3410f36384ca3b4374a9e8877dfab6303fb5a8cc

          SHA512

          6a4b167163aff0c745a1c706e7d569dfb07943fc90298cdfa0b7b5aa4d85d1409b3728fce7614d1e4be205503d9be70d3e13b868cf8f23d2fd669ad397618808

        • C:\Users\Admin\AppData\Local\Temp\is-H6MT0.tmp\_isetup\_iscrypt.dll

          Filesize

          2KB

          MD5

          a69559718ab506675e907fe49deb71e9

          SHA1

          bc8f404ffdb1960b50c12ff9413c893b56f2e36f

          SHA256

          2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

          SHA512

          e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

        • C:\Users\Admin\AppData\Local\Temp\is-LDQM1.tmp\6b0db00703abd4a4e5d245e6c70b7678b0d9e6cd14171399b0110be37550f37c.tmp

          Filesize

          677KB

          MD5

          bb16a1aed23a42be299fa83942dc45cc

          SHA1

          eef3b71f03f3ea6148a08bf4ba6d3bc2239a56ba

          SHA256

          2fbf5d1a94ff7aa773d0abe9e2216f0347f47083bf66632e516b9e59ede819df

          SHA512

          bd1c5cf999c8824946906a6242309b41e6bcc926733107e87787ecb70c4e4d78ae395fcc9033606a72f08fee98103957063b3a47cd74e9e395d77c75287fd0b4

        • memory/1040-50-0x0000000002340000-0x0000000002341000-memory.dmp

          Filesize

          4KB

        • memory/1040-7-0x0000000002340000-0x0000000002341000-memory.dmp

          Filesize

          4KB

        • memory/1040-48-0x0000000000400000-0x00000000004B8000-memory.dmp

          Filesize

          736KB

        • memory/1932-40-0x0000000000400000-0x0000000000604000-memory.dmp

          Filesize

          2.0MB

        • memory/1932-38-0x0000000000400000-0x0000000000604000-memory.dmp

          Filesize

          2.0MB

        • memory/1932-43-0x0000000000400000-0x0000000000604000-memory.dmp

          Filesize

          2.0MB

        • memory/1932-39-0x0000000000400000-0x0000000000604000-memory.dmp

          Filesize

          2.0MB

        • memory/2372-63-0x0000000000400000-0x0000000000604000-memory.dmp

          Filesize

          2.0MB

        • memory/2372-68-0x0000000000400000-0x0000000000604000-memory.dmp

          Filesize

          2.0MB

        • memory/2372-46-0x0000000000400000-0x0000000000604000-memory.dmp

          Filesize

          2.0MB

        • memory/2372-49-0x0000000000400000-0x0000000000604000-memory.dmp

          Filesize

          2.0MB

        • memory/2372-97-0x0000000000400000-0x0000000000604000-memory.dmp

          Filesize

          2.0MB

        • memory/2372-53-0x0000000000400000-0x0000000000604000-memory.dmp

          Filesize

          2.0MB

        • memory/2372-54-0x0000000000400000-0x0000000000604000-memory.dmp

          Filesize

          2.0MB

        • memory/2372-57-0x0000000000400000-0x0000000000604000-memory.dmp

          Filesize

          2.0MB

        • memory/2372-60-0x0000000000400000-0x0000000000604000-memory.dmp

          Filesize

          2.0MB

        • memory/2372-94-0x0000000000400000-0x0000000000604000-memory.dmp

          Filesize

          2.0MB

        • memory/2372-64-0x00000000009A0000-0x0000000000A42000-memory.dmp

          Filesize

          648KB

        • memory/2372-90-0x0000000000400000-0x0000000000604000-memory.dmp

          Filesize

          2.0MB

        • memory/2372-69-0x00000000009A0000-0x0000000000A42000-memory.dmp

          Filesize

          648KB

        • memory/2372-74-0x0000000000400000-0x0000000000604000-memory.dmp

          Filesize

          2.0MB

        • memory/2372-77-0x0000000000400000-0x0000000000604000-memory.dmp

          Filesize

          2.0MB

        • memory/2372-78-0x00000000009A0000-0x0000000000A42000-memory.dmp

          Filesize

          648KB

        • memory/2372-81-0x0000000000400000-0x0000000000604000-memory.dmp

          Filesize

          2.0MB

        • memory/2372-84-0x0000000000400000-0x0000000000604000-memory.dmp

          Filesize

          2.0MB

        • memory/2372-87-0x0000000000400000-0x0000000000604000-memory.dmp

          Filesize

          2.0MB

        • memory/4092-47-0x0000000000400000-0x0000000000414000-memory.dmp

          Filesize

          80KB

        • memory/4092-0-0x0000000000400000-0x0000000000414000-memory.dmp

          Filesize

          80KB

        • memory/4092-2-0x0000000000400000-0x0000000000414000-memory.dmp

          Filesize

          80KB