Analysis

  • max time kernel
    93s
  • max time network
    203s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    03-08-2024 05:39

General

  • Target

    prismlauncher_updater.exe

  • Size

    719KB

  • MD5

    e0bad364bcd82a859df7855d0bac1811

  • SHA1

    e87fbff416cf3fb667345c5e8ef49abf3bd5da24

  • SHA256

    da9b8dee843e3448dee6ea5efe045f3bab5f12beea77269f1132de57e2dbbbd9

  • SHA512

    528143ae7b50d5cad16d6f458f4cf60e639ee30b8c7924fdb33200f48d30a1bb4524927f2cd338f5a48fde636d6db4ed41b2b8c9ff7f977f51404494735961d3

  • SSDEEP

    12288:lah1mPo7YtzgqXhKRts8BrRDTvXOY71+14K597dn/MopZmH8GV7zv4injV4uL:2wPo7Y9gqRinBrtrjkcjVr

Score
7/10

Malware Config

Signatures

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

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

  • 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 behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\prismlauncher_updater.exe
    "C:\Users\Admin\AppData\Local\Temp\prismlauncher_updater.exe"
    1⤵
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of WriteProcessMemory
    PID:792
    • C:\Users\Admin\AppData\Local\Temp\prismlauncher.exe
      C:\Users\Admin\AppData\Local\Temp\prismlauncher.exe --version
      2⤵
      • Suspicious behavior: AddClipboardFormatListener
      PID:2416
    • C:\Users\Admin\AppData\Local\Temp\PrismLauncher-Windows-MSVC-Setup-8.4.exe
      C:\Users\Admin\AppData\Local\Temp\PrismLauncher-Windows-MSVC-Setup-8.4.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:1916

Network

MITRE ATT&CK Matrix ATT&CK v13

Discovery

System Information Discovery

1
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\PrismLauncher-Windows-MSVC-Setup-8.4.exe
    Filesize

    18.1MB

    MD5

    69bc5aec4f40f1cd760f0fa8a1b650f0

    SHA1

    d8156098ebe7c38b6e3d2aa6b408d89bc75dffb8

    SHA256

    6cbbfe0860d7c601d7c179840ebbf2c65009382419d539ab2d11db91c6ea1dd7

    SHA512

    ce5b0f27b99e838af2a2cdb5cc569ca72e5d83c2f81d10a69a60389367d234455119dc395667c1530d12314eb998006d47e7f1cbfe336d1e249f04ac5e88b44c

  • C:\Users\Admin\AppData\Local\Temp\nstCDF0.tmp\nsDialogs.dll
    Filesize

    9KB

    MD5

    b7d61f3f56abf7b7ff0d4e7da3ad783d

    SHA1

    15ab5219c0e77fd9652bc62ff390b8e6846c8e3e

    SHA256

    89a82c4849c21dfe765052681e1fad02d2d7b13c8b5075880c52423dca72a912

    SHA512

    6467c0de680fadb8078bdaa0d560d2b228f5a22d4d8358a1c7d564c6ebceface5d377b870eaf8985fbee727001da569867554154d568e3b37f674096bbafafb8

  • memory/792-1-0x00000215AA990000-0x00000215AA9A0000-memory.dmp
    Filesize

    64KB

  • memory/792-0-0x00007FFE89D90000-0x00007FFE8A3BD000-memory.dmp
    Filesize

    6.2MB

  • memory/792-30-0x00000215AA990000-0x00000215AA9A0000-memory.dmp
    Filesize

    64KB

  • memory/2416-11-0x00007FFE89D90000-0x00007FFE8A3BD000-memory.dmp
    Filesize

    6.2MB

  • memory/2416-12-0x00007FF7D5600000-0x00007FF7D5FC6000-memory.dmp
    Filesize

    9.8MB