Analysis

  • max time kernel
    144s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/08/2024, 16:07

General

  • Target

    4986a7184a96e625ed0546cbd8270de48cb282fd70101dcea444da78e970d439.exe

  • Size

    4.0MB

  • MD5

    cfb2146e058db40d675506ebab9fadce

  • SHA1

    311d72f8b5c5e4a9931b52297bb0b7729934460f

  • SHA256

    4986a7184a96e625ed0546cbd8270de48cb282fd70101dcea444da78e970d439

  • SHA512

    bd07422830f8ce06c67662ff022d8160728800632946c400b9f8a0c0242a0a8a04a260865eee4310d97788a216a8dc1e512fc16dbe9c2376a4a9e05e4b056367

  • SSDEEP

    98304:N+HqvpREdElgbyJ5YKBafTl3Df6dfsqbZ2evpZ3Ty/MAWQd3:cHqcdEl0AnBablzfSThvfy/WQ9

Malware Config

Signatures

  • Detect Socks5Systemz Payload 1 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\4986a7184a96e625ed0546cbd8270de48cb282fd70101dcea444da78e970d439.exe
    "C:\Users\Admin\AppData\Local\Temp\4986a7184a96e625ed0546cbd8270de48cb282fd70101dcea444da78e970d439.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1092
    • C:\Users\Admin\AppData\Local\Temp\is-I32KF.tmp\4986a7184a96e625ed0546cbd8270de48cb282fd70101dcea444da78e970d439.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-I32KF.tmp\4986a7184a96e625ed0546cbd8270de48cb282fd70101dcea444da78e970d439.tmp" /SL5="$E0052,3964087,54272,C:\Users\Admin\AppData\Local\Temp\4986a7184a96e625ed0546cbd8270de48cb282fd70101dcea444da78e970d439.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:4284
      • 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:3272
      • 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:932
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3976,i,9445584274764997943,12714240264001792460,262144 --variations-seed-version --mojo-platform-channel-handle=4112 /prefetch:8
    1⤵
      PID:2340

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

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

            Filesize

            4.6MB

            MD5

            0518ea5df47eeed2c9a2b944c34dcfc5

            SHA1

            418532e1369ebeb54bb3b7cb56157e1cc453108d

            SHA256

            223e9760201003b014e44214b8a058b4ccf8a7df530ced5e9d9fa775d47e6388

            SHA512

            0b6c9a2e06562de7617bd378277f0ce927cd74bbca4861ea10fbfedd83be790c6cba4ff79a5202393f47652f3a958d18844e54f7126c498dd9f482daa20bd20d

          • C:\Users\Admin\AppData\Local\Temp\is-I32KF.tmp\4986a7184a96e625ed0546cbd8270de48cb282fd70101dcea444da78e970d439.tmp

            Filesize

            692KB

            MD5

            96e2c8db3dd8e1f3632aab3b400e4b9a

            SHA1

            4272048cddf5a17cee879c2c421f61e33baeff69

            SHA256

            624f7af3f2c4baa83666b9d02935116368c7660d5ee7059704f1d7279cde4cf2

            SHA512

            1d1642d10d31bf54e78fa6b3bba5e31b4fe745f1834d61dcf5ffd1d99934c1d7ba3ecc4832d0c3519380f5ded71632bf084ad4cfb3f74785e54d434508a8e984

          • C:\Users\Admin\AppData\Local\Temp\is-T6F79.tmp\_isetup\_iscrypt.dll

            Filesize

            2KB

            MD5

            a69559718ab506675e907fe49deb71e9

            SHA1

            bc8f404ffdb1960b50c12ff9413c893b56f2e36f

            SHA256

            2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

            SHA512

            e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

          • memory/932-88-0x0000000000400000-0x000000000089D000-memory.dmp

            Filesize

            4.6MB

          • memory/932-72-0x0000000000400000-0x000000000089D000-memory.dmp

            Filesize

            4.6MB

          • memory/932-107-0x0000000000400000-0x000000000089D000-memory.dmp

            Filesize

            4.6MB

          • memory/932-104-0x0000000000400000-0x000000000089D000-memory.dmp

            Filesize

            4.6MB

          • memory/932-100-0x0000000000400000-0x000000000089D000-memory.dmp

            Filesize

            4.6MB

          • memory/932-97-0x0000000000400000-0x000000000089D000-memory.dmp

            Filesize

            4.6MB

          • memory/932-94-0x0000000000400000-0x000000000089D000-memory.dmp

            Filesize

            4.6MB

          • memory/932-60-0x0000000000400000-0x000000000089D000-memory.dmp

            Filesize

            4.6MB

          • memory/932-91-0x0000000000400000-0x000000000089D000-memory.dmp

            Filesize

            4.6MB

          • memory/932-85-0x0000000000400000-0x000000000089D000-memory.dmp

            Filesize

            4.6MB

          • memory/932-63-0x0000000000400000-0x000000000089D000-memory.dmp

            Filesize

            4.6MB

          • memory/932-66-0x0000000000400000-0x000000000089D000-memory.dmp

            Filesize

            4.6MB

          • memory/932-69-0x0000000000400000-0x000000000089D000-memory.dmp

            Filesize

            4.6MB

          • memory/932-82-0x0000000000400000-0x000000000089D000-memory.dmp

            Filesize

            4.6MB

          • memory/932-75-0x0000000000400000-0x000000000089D000-memory.dmp

            Filesize

            4.6MB

          • memory/932-78-0x0000000000B20000-0x0000000000BC2000-memory.dmp

            Filesize

            648KB

          • memory/1092-0-0x0000000000400000-0x0000000000414000-memory.dmp

            Filesize

            80KB

          • memory/1092-61-0x0000000000400000-0x0000000000414000-memory.dmp

            Filesize

            80KB

          • memory/1092-2-0x0000000000401000-0x000000000040B000-memory.dmp

            Filesize

            40KB

          • memory/3272-57-0x0000000000400000-0x000000000089D000-memory.dmp

            Filesize

            4.6MB

          • memory/3272-54-0x0000000000400000-0x000000000089D000-memory.dmp

            Filesize

            4.6MB

          • memory/3272-53-0x0000000000400000-0x000000000089D000-memory.dmp

            Filesize

            4.6MB

          • memory/3272-52-0x0000000000400000-0x000000000089D000-memory.dmp

            Filesize

            4.6MB

          • memory/4284-13-0x0000000000400000-0x00000000004BD000-memory.dmp

            Filesize

            756KB

          • memory/4284-62-0x0000000000400000-0x00000000004BD000-memory.dmp

            Filesize

            756KB