Overview

overview

10

Static

static

kart-00900......exe

windows7_x64

10

kart-00900......exe

windows10_x64

10

Analysis

  • max time kernel
    14s
  • max time network
    143s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    12-01-2021 17:59

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General

  • Target

    kart-009000000..pdf...exe

  • Size

    184KB

  • MD5

    f26da8507893edc0a5d1ae94fc0c8b7f

  • SHA1

    840b1e604f2680900d7b1fc5141b2c784612a00c

  • SHA256

    3a11a9e7276e2d3d9fccd3f6e5a5b46ea9e9fb82946ef89a3f5dc8ca9a243b70

  • SHA512

    69ea0415d5a0a46c41f4d57a4f03c7ecdb84fc50b4e1e782ac71b9b1001c451c6ae4068a9fff0dac01c1aea532cae16e8e9d46f4628ba347ee7a69d0d38e3cd8

Score
10/10
remcosrat

Malware Config

Extracted

Family

remcos

C2

45.137.22.52:8780

Signatures

  • Remcos

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

    ratremcos
  • Suspicious use of SetThreadContext 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\kart-009000000..pdf...exe
    "C:\Users\Admin\AppData\Local\Temp\kart-009000000..pdf...exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:744
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\7a2739c03a774db1accab5f7356f1d13.xml"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2820
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\7a2739c03a774db1accab5f7356f1d13.xml"
        3⤵
        • Creates scheduled task(s)
        PID:4044
    • C:\Users\Admin\AppData\Local\Temp\kart-009000000..pdf...exe
      "C:\Users\Admin\AppData\Local\Temp\kart-009000000..pdf...exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:3484

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\7a2739c03a774db1accab5f7356f1d13.xml
    MD5

    aa2f6636e997aaa0b01fbc78b1dabe52

    SHA1

    fd462100fc91975dcbea8e361cf1eb8a70f6ad54

    SHA256

    d710b6eda22285684579d8b547e5be2f48883c4bf8db39993b00df30f9dc8723

    SHA512

    6540a3bbdbd3ab51679d5b32380e6c288bf6eba2777d067d40bfe65642ccafecd18028b102dfa46ac189d84282da2b6cb202a4f307587c5639f86834788f5104

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  • memory/2820-2-0x0000000000000000-mapping.dmp
    Download
  • memory/3484-3-0x0000000000400000-0x0000000000417000-memory.dmp
    Filesize

    92KB

    Download
  • memory/3484-4-0x000000000040FD88-mapping.dmp
    Download
  • memory/3484-6-0x0000000000400000-0x0000000000417000-memory.dmp
    Filesize

    92KB

    Download
  • memory/4044-7-0x0000000000000000-mapping.dmp
    Download