Analysis

  • max time kernel
    146s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/08/2024, 20:54

General

  • Target

    $PLUGINSDIR/nsis7z.dll

  • Size

    467KB

  • MD5

    c79d324f22f32cbafc30d38fc7a2a606

  • SHA1

    ed15ed33d0611b307aac25609c2bc46f440a8869

  • SHA256

    8af6113d196b7f54df6b2ca2cf923e0660a7f47bfe84cce4f8ec3777b53ac7e4

  • SHA512

    a28644deb02e3324452c6bd74baf9c5925e0e980dd8db85b5a2db56f190eacd23782993fa1ec8ad791f23b2563f526958d7093f1409918f39115f641d2432617

  • SSDEEP

    12288:cNZu4odeOo0QsjC4Fz74p87MZj/Ce/0jE:G/KeN0Jbh74S7ObCesjE

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsis7z.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2104
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsis7z.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3176
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3176 -s 620
        3⤵
        • Program crash
        PID:1344
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3176 -ip 3176
    1⤵
      PID:4512

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads