Overview

overview

7

Static

static

3

6818d2ff58...66.exe

windows7-x64

7

6818d2ff58...66.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    95s
  • max time network
    102s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-08-2024 20:51

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General

  • Target

    6818d2ff587aba162f2d0cd9a443869776b83424f17510426e5b60c587ad7c66.exe

  • Size

    1.3MB

  • MD5

    c8e6ab57a20f007dcf70636c5e0bb7b5

  • SHA1

    f2e77c3cdec3d30d41202f12fc4b219ba0b14803

  • SHA256

    6818d2ff587aba162f2d0cd9a443869776b83424f17510426e5b60c587ad7c66

  • SHA512

    4cab7995fd2ffeca201703ccf6622c17ee10ec971a4d53762f1a814f680811a1f09da47a999f164952ff5ac3024b33534e4ec04667e71ce567862398a2876bb7

  • SSDEEP

    24576:GW4syErVwESAyaEMRjXuMrvjk6V0cETycj0K8g6IQZCDBINvqLu+b2gWxJPt:j4sydAynMRlrb3JNXglaZ+CXP

Score
7/10
discoverypersistence

Malware Config

Signatures

  • 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 1 IoCs
    persistence
  • 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.

    discovery
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6818d2ff587aba162f2d0cd9a443869776b83424f17510426e5b60c587ad7c66.exe
    "C:\Users\Admin\AppData\Local\Temp\6818d2ff587aba162f2d0cd9a443869776b83424f17510426e5b60c587ad7c66.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1680
    • C:\Users\Admin\AppData\Local\Temp\n1s\nchsetup.exe
      "C:\Users\Admin\AppData\Local\Temp\n1s\nchsetup.exe" -installer "C:\Users\Admin\AppData\Local\Temp\6818d2ff587aba162f2d0cd9a443869776b83424f17510426e5b60c587ad7c66.exe" -instdata "C:\Users\Admin\AppData\Local\Temp\n1s\nchdata.dat"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:4460

Network

MITRE ATT&CK Enterprise v15

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n1s\nchsetup.exe
    Filesize

    1.8MB

    MD5

    55f7e8e7acf0e36d4bd9ae5a17120d20

    SHA1

    7c6f3e38fd340b073e8c6cfb6532ba773faba019

    SHA256

    0c5a226b8915aa6ed622d88ae4a10318fcb24f809f824df0bc0249b28da06f21

    SHA512

    4370bde6dfb55a0a81a02bfa65194611fa288911a45356367549f45ac2abfa5ecff28c18da8c0f13bea041d85beb60eae5a4aed0994ec463f6829fc42afbb494

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