Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-03-2024 02:39

General

  • Target

    cfb689cffbeca7ceaffdac627b209c13.exe

  • Size

    11KB

  • MD5

    cfb689cffbeca7ceaffdac627b209c13

  • SHA1

    7d37df83a837496f45a8b85f0a37ca3c9a8236c3

  • SHA256

    275e0eec0743473456e95b590997945f76fad722bff15c2cd43bc2bb8a613c14

  • SHA512

    9ca4726f84cfb592295c6da066c13eb89ba8dfc4c6fcc71aea16af26cc3d236c095a801833aa115e978581376aa8e68254520ce5ede30dcd835ad7a5dbc7b35b

  • SSDEEP

    192:9mUWKs/RnKfzShH/JFxRmyja4QhiP7UlZSyGjpjWD7jqPlyjGwQ:6K+dKfzQHxFxRmyja4QhiP7UlY/pjK7W

Score
10/10

Malware Config

Signatures

  • Upatre

    Upatre is a generic malware downloader.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cfb689cffbeca7ceaffdac627b209c13.exe
    "C:\Users\Admin\AppData\Local\Temp\cfb689cffbeca7ceaffdac627b209c13.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2152
    • C:\Users\Admin\AppData\Local\Temp\szgfw.exe
      "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
      2⤵
      • Executes dropped EXE
      PID:4256

Network

MITRE ATT&CK Matrix ATT&CK v13

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

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

    11KB

    MD5

    eb00cad8534e63c8152d530e06c09ded

    SHA1

    671fe3e019ba8599bf268bbb84b5e1b8c186622c

    SHA256

    05324c7e1d7095349d7158526759c2341ed854a2eaf7eff6291e739cfe5bb9a0

    SHA512

    d2e579e5409560e9f65d1abd8e3165799bf29b56f8dfc4f716618be1fbae5a9c3292dd24301e6019c61dfdfbb69332c6a782a79e92d4766558bfd20b32d898a3