Analysis

  • max time kernel
    148s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-04-2023 09:27

General

  • Target

    anothermatrix.exe

  • Size

    351KB

  • MD5

    cb7db8465737eecf13852f5eecda7aa2

  • SHA1

    dbd679793784d72450ec182f99e0bab512b6597d

  • SHA256

    97bde21f795d17096323c6e2b6977c2868d4e097cc31cb7f80e4850998f6697d

  • SHA512

    e025d8038e60a8ea2490b4c96ba788ea18ce146fdf9b1d298d6b301390ed398772403f16194dc9f565227c16dc4f695dff5e9b537856615fbebfd074ac94a74e

  • SSDEEP

    6144:e5sEGsNwNamnGcS3nCLgzi7x56hhHx8SKKhJ95zjS51CgiS1zirY3jRP58fv+5:UVcSlzcxmh7KK/cUr8P5q8

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). Likely ransomware behaviour.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\anothermatrix.exe
    "C:\Users\Admin\AppData\Local\Temp\anothermatrix.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2804
    • C:\Users\Admin\AppData\Local\Temp\INSA146.tmp
      C:\Users\Admin\AppData\Local\Temp\INSA146.tmp /SL3 $B0044 C:\Users\Admin\AppData\Local\Temp\anothermatrix.exe 331162 334576 61952
      2⤵
      • Executes dropped EXE
      PID:512

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\INSA146.tmp

    Filesize

    377KB

    MD5

    ec2a3559ef793d976d3f72252ade0b68

    SHA1

    1673ad41b3683d9fde4e331ef97711af05c4c014

    SHA256

    995ca25e8ac883429e67e2985887c2dc122e4d3cca48d6ab5b545e6a896ae2e1

    SHA512

    a9f77b1735eb88e3ed790a0bb00637a616c33414cbb6f0b582322759a3bea3bf2fd7a334f92c17dd9f1669acdacc7551611ecedb80c11e999ddd120f104355b1

  • C:\Users\Admin\AppData\Local\Temp\INSA146.tmp

    Filesize

    377KB

    MD5

    ec2a3559ef793d976d3f72252ade0b68

    SHA1

    1673ad41b3683d9fde4e331ef97711af05c4c014

    SHA256

    995ca25e8ac883429e67e2985887c2dc122e4d3cca48d6ab5b545e6a896ae2e1

    SHA512

    a9f77b1735eb88e3ed790a0bb00637a616c33414cbb6f0b582322759a3bea3bf2fd7a334f92c17dd9f1669acdacc7551611ecedb80c11e999ddd120f104355b1

  • memory/512-140-0x0000000000740000-0x0000000000741000-memory.dmp

    Filesize

    4KB

  • memory/512-142-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/2804-141-0x0000000000400000-0x0000000000417000-memory.dmp

    Filesize

    92KB