Overview

overview

10

Static

static

3

DEMANDA LA...61.exe

windows7-x64

10

DEMANDA LA...61.exe

windows10-2004-x64

10

DEMANDA LA...er.dll

windows7-x64

10

DEMANDA LA...er.dll

windows10-2004-x64

10

DEMANDA LA...ON.dll

windows7-x64

1

DEMANDA LA...ON.dll

windows10-2004-x64

1

Analysis

  • max time kernel
    297s
  • max time network
    276s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-12-2024 00:35

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General

  • Target

    DEMANDA LABORAL POR ABUSO DE CONFIANZA 1516947/1 DEMANDA LABORAL POR ABUSO DE CONFIANZA 151561.exe

  • Size

    121KB

  • MD5

    9c521a90653df5d1efbd0cea12318863

  • SHA1

    ec2afaf10b78dabfead9e9e485d454789c244188

  • SHA256

    85bcfc9de06bd0751245ad882f7e2141f340cdedefcaefb8deabbc0792088a58

  • SHA512

    d1bbb5e07e7df5fe6da9786ecee06c0dfd9e46067de48a139323aa045f81139b78404c4f3f77b1f6f58c3b11d1edf88d0c06ad42fcf7482436367f2444e6152e

  • SSDEEP

    1536:WMlHLXYAcNG6d2vlvPahT21HXNMMUpOh1lyDi8pgI7G/mJK:9raZ2AtmXmpXDiUgIK/MK

Score
10/10
remcosremotehostdiscoveryrat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

december02.kozow.com:5151

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-O92SE5

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

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

    ratremcos
  • Remcos family
    remcos
  • Executes dropped EXE 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

    persistenceexecution
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\DEMANDA LABORAL POR ABUSO DE CONFIANZA 1516947\1 DEMANDA LABORAL POR ABUSO DE CONFIANZA 151561.exe
    "C:\Users\Admin\AppData\Local\Temp\DEMANDA LABORAL POR ABUSO DE CONFIANZA 1516947\1 DEMANDA LABORAL POR ABUSO DE CONFIANZA 151561.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4216
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c schtasks /create /tn "qIVhvPtSKu" /tr "C:\Users\Admin\AppData\Roaming\1 DEMANDA LABORAL POR ABUSO DE CONFIANZA 151561.exe" /sc onlogon /rl highest /f
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4860
      • C:\Windows\system32\schtasks.exe
        schtasks /create /tn "qIVhvPtSKu" /tr "C:\Users\Admin\AppData\Roaming\1 DEMANDA LABORAL POR ABUSO DE CONFIANZA 151561.exe" /sc onlogon /rl highest /f
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:4192
    • C:\Users\Admin\AppData\Local\Temp\svchost.exe
      "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4508

Network

MITRE ATT&CK Enterprise v15

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\svchost.exe
    Filesize

    481KB

    MD5

    34e7858467bd37a5fe1b75dcd73bdf19

    SHA1

    60677610b2c666cca1c212b66441231cea964434

    SHA256

    11cdb65e5b007e249a51a7410da0653ec6c6b28f68b33e1de88ac3989dd745d6

    SHA512

    bb6ea5a30f6060dd68ef51a3cfcff76a20337155eb3ac95a0fdd19240782d07d947046788833983483908728f7f119fc858930ba9d80b823f7e3582054824ac9

    Download Submit

  • memory/4216-0-0x0000000000400000-0x00000000009F4000-memory.dmp

    Filesize

    6.0MB

    Download

  • memory/4216-20-0x0000000068840000-0x0000000068F07000-memory.dmp

    Filesize

    6.8MB

    Download