Analysis

  • max time kernel
    9s
  • max time network
    7s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-10-2022 16:47

General

  • Target

    aba12db92777aa19566fe5fd628decddbc537397e73d02848b6a1077d6908491.exe

  • Size

    196KB

  • MD5

    de2f8497fafb030217bfb585693fb78c

  • SHA1

    8fc37756ca48b73ab3d4aca040fa51f6f4e67cad

  • SHA256

    aba12db92777aa19566fe5fd628decddbc537397e73d02848b6a1077d6908491

  • SHA512

    ca27e5fba6b7dbc21b1a9fdf61677de88152b18e52f525d6e5c02f6fddce87dc61bad72863d87a9a6605e49f0f6024e5d1e2ac1b5f9e53dd40e76b6e10a57fbe

  • SSDEEP

    768:kf1Y9RRw/dUT6vurGd/pkUOyGAv+rZEMfJ:GY9jw/dUT62rGdiUOWWrZE6J

Score
10/10

Malware Config

Signatures

  • Upatre

    Upatre is a generic malware downloader.

  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\aba12db92777aa19566fe5fd628decddbc537397e73d02848b6a1077d6908491.exe
    "C:\Users\Admin\AppData\Local\Temp\aba12db92777aa19566fe5fd628decddbc537397e73d02848b6a1077d6908491.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2068
    • C:\Users\Admin\AppData\Local\Temp\szgfw.exe
      "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
      2⤵
      • Executes dropped EXE
      PID:3680

Network

MITRE ATT&CK Matrix ATT&CK v6

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

    197KB

    MD5

    eebbafd7acc8a81af5b75b1fd0087681

    SHA1

    f42387d9458370b80b3e82a595b7b827b2b317f2

    SHA256

    f00b17793a1c3b6b6014bbed2f65c7a582f67901c4ee8c3907225ca7c02480a1

    SHA512

    008174b05c8d0dc2333c1a72075d1da971624a506b41b1b748ab9a9ee2de568ee465f6f4de1ece837d33e5be8b268e3b045c8ba41792a24c14c54efd1ad8a8df

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

    197KB

    MD5

    eebbafd7acc8a81af5b75b1fd0087681

    SHA1

    f42387d9458370b80b3e82a595b7b827b2b317f2

    SHA256

    f00b17793a1c3b6b6014bbed2f65c7a582f67901c4ee8c3907225ca7c02480a1

    SHA512

    008174b05c8d0dc2333c1a72075d1da971624a506b41b1b748ab9a9ee2de568ee465f6f4de1ece837d33e5be8b268e3b045c8ba41792a24c14c54efd1ad8a8df

  • memory/3680-132-0x0000000000000000-mapping.dmp