Analysis

  • max time kernel
    149s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-11-2024 00:19

General

  • Target

    74d3fc2a95eec72b17cf436a1f9d5ffc42727a8190db21cfea76cfd8b92a4243.exe

  • Size

    52KB

  • MD5

    45d202dd76b10bca0c5af7b100d0395f

  • SHA1

    3884896881c640f35cf44c25573d2fe58fff93e2

  • SHA256

    74d3fc2a95eec72b17cf436a1f9d5ffc42727a8190db21cfea76cfd8b92a4243

  • SHA512

    ce77bf32f5fcf992298fa69e31f350b531c4d3b6a997d2a4c3fb418d77532b1ea9d9f84c14241ea4fe7969460e5eef126b1f88a1bdaf5f23cf3907fc20a0cfb4

  • SSDEEP

    768:CXj3df4ZEux3A/NX3jDVWl8zHPHXyXHCzcHHvzQBdi9vcIVSEFFoHa0ZKT:CXCEu+VnVWl4vUv4WvcsFFoHxIT

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 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: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\74d3fc2a95eec72b17cf436a1f9d5ffc42727a8190db21cfea76cfd8b92a4243.exe
    "C:\Users\Admin\AppData\Local\Temp\74d3fc2a95eec72b17cf436a1f9d5ffc42727a8190db21cfea76cfd8b92a4243.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1968
    • C:\Users\Admin\Admin.exe
      "C:\Users\Admin\Admin.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2340

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\Admin.exe

    Filesize

    52KB

    MD5

    e8f3097ac8c15f542661168b4c12798f

    SHA1

    9e3f30abbbaa653aaa6e1841db46bd9ccd402dfa

    SHA256

    e79f574057fe7409dac79b9f240506c4660efe47379284329a0caf2ff4fec1ca

    SHA512

    e34c701bab2f4a54a2437979ca3c264e33546aec6ddb062d45653a8d7ffad487da300a9cfd44d7efdf89a2afe7727942526d5603645e34ed94b10de81901de4f

  • C:\Users\Admin\cocifnmw.exe

    Filesize

    2KB

    MD5

    a48249517f2f7a1b7e87e31b58d676d2

    SHA1

    e7e21a080b40af4df354e6dd2f5451b06870caf0

    SHA256

    18cf01cdfe2084e965e0358192de6b8fb2abdeee6ec47f00e772642e97bc5326

    SHA512

    fc4933d4a84671877e5c61a4b5232e6e1bb9faecb0e45bfb145f9d73be81b9047cf79ebaaaa74b95439b9559688f16f487ff1dc4cc4ba9711f3aea8357d30c73

  • memory/1968-0-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2340-33-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB