Analysis

  • max time kernel
    93s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-05-2024 10:33

General

  • Target

    $TEMP/uninst.exe

  • Size

    50KB

  • MD5

    e98ac0b9c5264d56d7a69dbf4fb82f28

  • SHA1

    3ffadf822494ba1b63bd10872dc4ee5dc80e18b4

  • SHA256

    6b85e8131032b744d7ff79cf934309a5bb79f527db50d58fd70ccdd4379c683f

  • SHA512

    94edb6485ece8890124f612b71db83a0287e306e2796a537a25cb4df5c3fdcd3b56f1a5afb11c877a5825793572ebb1728323e7c20c629dff6c73784287f17d9

  • SSDEEP

    1536:AsHllqRxeiMfvHSlzchN0MF0DBwwcZgdLeAyN/SDR:JPqRxga51PDBfcZceARN

Score
7/10

Malware Config

Signatures

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

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

  • NSIS installer 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\$TEMP\uninst.exe
    "C:\Users\Admin\AppData\Local\Temp\$TEMP\uninst.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4056
    • C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe
      "C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe" _?=C:\Users\Admin\AppData\Local\Temp\$TEMP\
      2⤵
      • Executes dropped EXE
      PID:4076

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe
    Filesize

    50KB

    MD5

    e98ac0b9c5264d56d7a69dbf4fb82f28

    SHA1

    3ffadf822494ba1b63bd10872dc4ee5dc80e18b4

    SHA256

    6b85e8131032b744d7ff79cf934309a5bb79f527db50d58fd70ccdd4379c683f

    SHA512

    94edb6485ece8890124f612b71db83a0287e306e2796a537a25cb4df5c3fdcd3b56f1a5afb11c877a5825793572ebb1728323e7c20c629dff6c73784287f17d9