Analysis

  • max time kernel
    143s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/08/2024, 01:17

General

  • Target

    46b4d936a7fd187ebb7b2ea21e0b3b56aba9c865652747426b8ca00535bfee58.exe

  • Size

    3.8MB

  • MD5

    9581a05dfd4f448e92b557c449224955

  • SHA1

    343bf9a9b5eaeb077c6f7636c7b410224a2a1d69

  • SHA256

    46b4d936a7fd187ebb7b2ea21e0b3b56aba9c865652747426b8ca00535bfee58

  • SHA512

    033e98cbb7bf6f93ecb2e0f1925bc9c0e5251423d2d24a8b408b4733abb4cc6f2d3aa59875e68f789100089e58253b107aeba8c9869e14a951104a2e88df8dcd

  • SSDEEP

    98304:NYjHbYW0grcUwMZkQqnrpgeblpvqh89zZL09eCMd3:5qcUxsrpgJhg09eR9

Malware Config

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.

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\46b4d936a7fd187ebb7b2ea21e0b3b56aba9c865652747426b8ca00535bfee58.exe
    "C:\Users\Admin\AppData\Local\Temp\46b4d936a7fd187ebb7b2ea21e0b3b56aba9c865652747426b8ca00535bfee58.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5052
    • C:\Users\Admin\AppData\Local\Temp\is-MC7GU.tmp\46b4d936a7fd187ebb7b2ea21e0b3b56aba9c865652747426b8ca00535bfee58.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-MC7GU.tmp\46b4d936a7fd187ebb7b2ea21e0b3b56aba9c865652747426b8ca00535bfee58.tmp" /SL5="$F0068,3726094,54272,C:\Users\Admin\AppData\Local\Temp\46b4d936a7fd187ebb7b2ea21e0b3b56aba9c865652747426b8ca00535bfee58.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4776
      • C:\Users\Admin\AppData\Local\Jeengle\jeengle32_64.exe
        "C:\Users\Admin\AppData\Local\Jeengle\jeengle32_64.exe" -i
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:1652
      • C:\Users\Admin\AppData\Local\Jeengle\jeengle32_64.exe
        "C:\Users\Admin\AppData\Local\Jeengle\jeengle32_64.exe" -s
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:1904

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Jeengle\jeengle32_64.exe

          Filesize

          4.4MB

          MD5

          9397346f25d5b6b0c7c04de5ac976e11

          SHA1

          95bcd788ccc770d3e0973284f8e8aa7dce74e20b

          SHA256

          9e58dd38933762df9831779b275aba68ebfba07309bcc0491850020d87044db0

          SHA512

          b3432f7b9c36babeb6e2e9cb822abb91504e25d8514356065aafca501b1052e91205f5c751099c2c41de0a0e5f3d49d7ef0bdcc43dd9533290d5c99ef4121784

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

          Filesize

          2KB

          MD5

          a69559718ab506675e907fe49deb71e9

          SHA1

          bc8f404ffdb1960b50c12ff9413c893b56f2e36f

          SHA256

          2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

          SHA512

          e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

        • C:\Users\Admin\AppData\Local\Temp\is-MC7GU.tmp\46b4d936a7fd187ebb7b2ea21e0b3b56aba9c865652747426b8ca00535bfee58.tmp

          Filesize

          692KB

          MD5

          96e2c8db3dd8e1f3632aab3b400e4b9a

          SHA1

          4272048cddf5a17cee879c2c421f61e33baeff69

          SHA256

          624f7af3f2c4baa83666b9d02935116368c7660d5ee7059704f1d7279cde4cf2

          SHA512

          1d1642d10d31bf54e78fa6b3bba5e31b4fe745f1834d61dcf5ffd1d99934c1d7ba3ecc4832d0c3519380f5ded71632bf084ad4cfb3f74785e54d434508a8e984

        • memory/1652-53-0x0000000000400000-0x000000000086D000-memory.dmp

          Filesize

          4.4MB

        • memory/1652-57-0x0000000000400000-0x000000000086D000-memory.dmp

          Filesize

          4.4MB

        • memory/1652-55-0x0000000000400000-0x000000000086D000-memory.dmp

          Filesize

          4.4MB

        • memory/1652-52-0x0000000000400000-0x000000000086D000-memory.dmp

          Filesize

          4.4MB

        • memory/1904-66-0x0000000000400000-0x000000000086D000-memory.dmp

          Filesize

          4.4MB

        • memory/1904-76-0x0000000000400000-0x000000000086D000-memory.dmp

          Filesize

          4.4MB

        • memory/1904-110-0x0000000000400000-0x000000000086D000-memory.dmp

          Filesize

          4.4MB

        • memory/1904-60-0x0000000000400000-0x000000000086D000-memory.dmp

          Filesize

          4.4MB

        • memory/1904-107-0x0000000000400000-0x000000000086D000-memory.dmp

          Filesize

          4.4MB

        • memory/1904-103-0x0000000000A70000-0x0000000000B12000-memory.dmp

          Filesize

          648KB

        • memory/1904-63-0x0000000000400000-0x000000000086D000-memory.dmp

          Filesize

          4.4MB

        • memory/1904-102-0x0000000000A70000-0x0000000000B12000-memory.dmp

          Filesize

          648KB

        • memory/1904-67-0x0000000000400000-0x000000000086D000-memory.dmp

          Filesize

          4.4MB

        • memory/1904-70-0x0000000000400000-0x000000000086D000-memory.dmp

          Filesize

          4.4MB

        • memory/1904-73-0x0000000000400000-0x000000000086D000-memory.dmp

          Filesize

          4.4MB

        • memory/1904-101-0x0000000000400000-0x000000000086D000-memory.dmp

          Filesize

          4.4MB

        • memory/1904-79-0x0000000000A70000-0x0000000000B12000-memory.dmp

          Filesize

          648KB

        • memory/1904-83-0x0000000000400000-0x000000000086D000-memory.dmp

          Filesize

          4.4MB

        • memory/1904-86-0x0000000000400000-0x000000000086D000-memory.dmp

          Filesize

          4.4MB

        • memory/1904-89-0x0000000000400000-0x000000000086D000-memory.dmp

          Filesize

          4.4MB

        • memory/1904-92-0x0000000000400000-0x000000000086D000-memory.dmp

          Filesize

          4.4MB

        • memory/1904-95-0x0000000000400000-0x000000000086D000-memory.dmp

          Filesize

          4.4MB

        • memory/1904-98-0x0000000000400000-0x000000000086D000-memory.dmp

          Filesize

          4.4MB

        • memory/4776-13-0x0000000000400000-0x00000000004BD000-memory.dmp

          Filesize

          756KB

        • memory/4776-62-0x0000000000400000-0x00000000004BD000-memory.dmp

          Filesize

          756KB

        • memory/5052-1-0x0000000000400000-0x0000000000414000-memory.dmp

          Filesize

          80KB

        • memory/5052-61-0x0000000000400000-0x0000000000414000-memory.dmp

          Filesize

          80KB

        • memory/5052-2-0x0000000000401000-0x000000000040B000-memory.dmp

          Filesize

          40KB