Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/09/2024, 05:06

General

  • Target

    SecuriteInfo.com.Win32.Malwaregen.4932.17674.exe

  • Size

    546KB

  • MD5

    09646b466d4203f0a605120c10248654

  • SHA1

    e1f6e1bec33b598963a6e017d41e28b72a6e9bbd

  • SHA256

    7110772ac28b158130afc68ae0f00bdca6832cc826f7f2fbf38fd373feb16b2f

  • SHA512

    74414f447846f9a51a381a30ab6d08b66cf68f8fcc2ee42ce0fdf41e4914c4dc2b4ab5bd26d85e71f92e3d0ce7badb274ec68973a74506caca26f60d60d80f24

  • SSDEEP

    12288:qX69L27aMq4PfZ6Vt1wFHLesCqew8wmjAjPJbbiEUW34/:qX69Ln4Pfc9whLTCkmUjBqEUW

Malware Config

Signatures

  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 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 2 IoCs

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

  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.Malwaregen.4932.17674.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.Malwaregen.4932.17674.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2540
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.Malwaregen.4932.17674.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.Malwaregen.4932.17674.exe"
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      PID:1484

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsm7DAE.tmp\System.dll

    Filesize

    12KB

    MD5

    4add245d4ba34b04f213409bfe504c07

    SHA1

    ef756d6581d70e87d58cc4982e3f4d18e0ea5b09

    SHA256

    9111099efe9d5c9b391dc132b2faf0a3851a760d4106d5368e30ac744eb42706

    SHA512

    1bd260cabe5ea3cefbbc675162f30092ab157893510f45a1b571489e03ebb2903c55f64f89812754d3fe03c8f10012b8078d1261a7e73ac1f87c82f714bce03d

  • memory/1484-16-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/1484-15-0x0000000001660000-0x000000000651A000-memory.dmp

    Filesize

    78.7MB

  • memory/1484-17-0x0000000077828000-0x0000000077829000-memory.dmp

    Filesize

    4KB

  • memory/1484-18-0x0000000077845000-0x0000000077846000-memory.dmp

    Filesize

    4KB

  • memory/1484-22-0x00000000777A1000-0x00000000778C1000-memory.dmp

    Filesize

    1.1MB

  • memory/1484-23-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/2540-12-0x00000000777A1000-0x00000000778C1000-memory.dmp

    Filesize

    1.1MB

  • memory/2540-14-0x0000000074485000-0x0000000074486000-memory.dmp

    Filesize

    4KB

  • memory/2540-13-0x00000000777A1000-0x00000000778C1000-memory.dmp

    Filesize

    1.1MB