Overview

overview

10

Static

static

3

12f35a4124...c9.exe

windows7-x64

7

12f35a4124...c9.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    12f35a41245c2dbb16d0574d9dcc59c9.exe

  • Size

    3.3MB

  • Sample

    241125-d5xkvaslbl

  • MD5

    12f35a41245c2dbb16d0574d9dcc59c9

  • SHA1

    4d192c491eb0f4cf477b008ec2b0798940915ee0

  • SHA256

    9fab1939599469d96091a078e0ed884ed100cfca13fa89f2e48e9937f0e1535c

  • SHA512

    fc66a9c862c5cf2f7ad2436d31476e255445cedd05c906c0f1fdb85de52ece8aa931b1cecfa0990bd5dc7d4937b4f2b8442e9bf7f216d03e48a7f3500a6c4046

  • SSDEEP

    49152:cBwJhUhNLguhinxeDZf2g5rskMP2/9SKgY/dyXMTBqtr7hDMukLdpHx5vnvaluNn:DJK5linxmf3rsN2/gXY0UZpRlyxwxx

Score
10/10
remcossralkerdiscoveryrat

Malware Config

Extracted

Family

remcos

Botnet

sralker

C2

5.181.159.153:1151

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-JVWXPC

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      12f35a41245c2dbb16d0574d9dcc59c9.exe

    • Size

      3.3MB

    • MD5

      12f35a41245c2dbb16d0574d9dcc59c9

    • SHA1

      4d192c491eb0f4cf477b008ec2b0798940915ee0

    • SHA256

      9fab1939599469d96091a078e0ed884ed100cfca13fa89f2e48e9937f0e1535c

    • SHA512

      fc66a9c862c5cf2f7ad2436d31476e255445cedd05c906c0f1fdb85de52ece8aa931b1cecfa0990bd5dc7d4937b4f2b8442e9bf7f216d03e48a7f3500a6c4046

    • SSDEEP

      49152:cBwJhUhNLguhinxeDZf2g5rskMP2/9SKgY/dyXMTBqtr7hDMukLdpHx5vnvaluNn:DJK5linxmf3rsN2/gXY0UZpRlyxwxx

    Score
    10/10
    discoveryremcossralkerrat

    • Remcos

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

      ratremcos

    • Remcos family

      remcos

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks