Analysis

  • max time kernel
    121s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    06-03-2024 07:25

General

  • Target

    b6d90e592d3532767d011392c389ae46.exe

  • Size

    420KB

  • MD5

    b6d90e592d3532767d011392c389ae46

  • SHA1

    906bcf4b19066914409cf1d1ab852e3b016b23b0

  • SHA256

    3c55294e7636d99fb91c92a7dbfa1f5be3ad0e9774dbdcaca05be1c8f0f786fa

  • SHA512

    7e1e4bca803e9c196a02e721f6ee6ff7d41caa331729188df7711c45fb926dc4ee571094d4f527c063f7748ca27c763ca169c9ee800856bdea692e21a057bdd2

  • SSDEEP

    6144:D9g5p/aJJL7XJAnY7jioSgBK0Ru115xTcYeEknZJJAVAeG:DgUJHX+nOjhBq1j2AWZ

Score
10/10

Malware Config

Signatures

  • Remcos

    Remcos is a closed-source remote control and surveillance software.

  • Obfuscated with Agile.Net obfuscator 1 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b6d90e592d3532767d011392c389ae46.exe
    "C:\Users\Admin\AppData\Local\Temp\b6d90e592d3532767d011392c389ae46.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1988
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1988 -s 784
      2⤵
      • Program crash
      PID:2616

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1988-0-0x0000000000990000-0x0000000000A00000-memory.dmp

    Filesize

    448KB

  • memory/1988-1-0x0000000074640000-0x0000000074D2E000-memory.dmp

    Filesize

    6.9MB

  • memory/1988-2-0x0000000000360000-0x0000000000376000-memory.dmp

    Filesize

    88KB

  • memory/1988-3-0x00000000004E0000-0x00000000004E8000-memory.dmp

    Filesize

    32KB

  • memory/1988-4-0x0000000074640000-0x0000000074D2E000-memory.dmp

    Filesize

    6.9MB