Analysis

  • max time kernel
    138s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-08-2023 14:22

General

  • Target

    94f494962805c4cae1a0295d20db44ac8a42f4a6447a5856f17716c8f146844c_JC.exe

  • Size

    324KB

  • MD5

    89b8d436638c87292a671a9fffa05935

  • SHA1

    518d7dbf1665959b7767e970806d76bf9fa03875

  • SHA256

    94f494962805c4cae1a0295d20db44ac8a42f4a6447a5856f17716c8f146844c

  • SHA512

    585e1833f7bdc5bb087b635103ae924f34358d001aea64ccb98c600d74ec483f41f93e0433fd6d56c6e4f3a10bdde2627fac445564a880ed3d3e4eb82ce45442

  • SSDEEP

    6144:/Ya6wSIdz6ZiYpeAA9TbgAtkRu9b6yNfZ6IicllI:/Yez+Zi64JgAtk856WMI5I

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\94f494962805c4cae1a0295d20db44ac8a42f4a6447a5856f17716c8f146844c_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\94f494962805c4cae1a0295d20db44ac8a42f4a6447a5856f17716c8f146844c_JC.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2000
    • C:\Users\Admin\AppData\Local\Temp\94f494962805c4cae1a0295d20db44ac8a42f4a6447a5856f17716c8f146844c_JC.exe
      "C:\Users\Admin\AppData\Local\Temp\94f494962805c4cae1a0295d20db44ac8a42f4a6447a5856f17716c8f146844c_JC.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:3260

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsy76B8.tmp\hvkvrxv.dll

    Filesize

    110KB

    MD5

    f64469a631238b167b0bda1194e85243

    SHA1

    2b9e24cdb1cf6307cfbc4bc8c25103f2a12acb9d

    SHA256

    8bb05744062bdf97c8c1c6c0f34d2ff221a9fe04913f4c296a2fdba6d0d48ad1

    SHA512

    86965a3c57402561b848dbc989d9d25ff93f3ac974ec76dce0e1625a6fc459a8c8b505eb9097e3f2206d3ed4e1cc177b54e9a74824973cede95c19af364924d0

  • memory/2000-6-0x00000000031A0000-0x00000000031A2000-memory.dmp

    Filesize

    8KB

  • memory/3260-7-0x0000000000400000-0x0000000000435000-memory.dmp

    Filesize

    212KB

  • memory/3260-8-0x0000000000400000-0x0000000000435000-memory.dmp

    Filesize

    212KB

  • memory/3260-9-0x0000000000B40000-0x0000000000E8A000-memory.dmp

    Filesize

    3.3MB

  • memory/3260-10-0x0000000000400000-0x0000000000435000-memory.dmp

    Filesize

    212KB