Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    04-02-2024 08:33

General

  • Target

    tmp.exe

  • Size

    421KB

  • MD5

    10a331a12ca40f3293dfadfcecb8d071

  • SHA1

    ada41586d1366cf76c9a652a219a0e0562cc41af

  • SHA256

    b58eec6e5aabc701404d5b5556c86fff5cc103c69eeda00061e838c4f122288f

  • SHA512

    1a5b8e77ddbab97bb4c848adbcd7dbfb9ca84307d1844dba9572fcea48a2cbb091a3fc52663b87568416adf18a1338adc07aab0bd5f1ab36a03c8ff8a035d399

  • SSDEEP

    12288:jh1Fk70TnvjcL8o0S86aZ+ldnqA1W0PeF7H:5k70TrcJX32ih1Re7H

Score
7/10

Malware Config

Signatures

  • .NET Reactor proctector 6 IoCs

    Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1204
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1204 -s 604
      2⤵
      • Program crash
      PID:2624

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1204-1-0x0000000074C20000-0x000000007530E000-memory.dmp
    Filesize

    6.9MB

  • memory/1204-0-0x0000000002270000-0x00000000022C4000-memory.dmp
    Filesize

    336KB

  • memory/1204-2-0x00000000048B0000-0x00000000048F0000-memory.dmp
    Filesize

    256KB

  • memory/1204-3-0x00000000048B0000-0x00000000048F0000-memory.dmp
    Filesize

    256KB

  • memory/1204-4-0x00000000022C0000-0x0000000002312000-memory.dmp
    Filesize

    328KB

  • memory/1204-5-0x00000000048B0000-0x00000000048F0000-memory.dmp
    Filesize

    256KB

  • memory/1204-8-0x0000000002360000-0x0000000004360000-memory.dmp
    Filesize

    32.0MB

  • memory/1204-9-0x0000000074C20000-0x000000007530E000-memory.dmp
    Filesize

    6.9MB

  • memory/1204-10-0x00000000048B0000-0x00000000048F0000-memory.dmp
    Filesize

    256KB

  • memory/1204-11-0x00000000048B0000-0x00000000048F0000-memory.dmp
    Filesize

    256KB

  • memory/1204-12-0x00000000048B0000-0x00000000048F0000-memory.dmp
    Filesize

    256KB

  • memory/1204-13-0x00000000048B0000-0x00000000048F0000-memory.dmp
    Filesize

    256KB

  • memory/1204-14-0x0000000002360000-0x0000000004360000-memory.dmp
    Filesize

    32.0MB