Overview

overview

10

Static

static

3

Tax Organizer.exe

windows7-x64

10

Tax Organizer.exe

windows10-2004-x64

10

msimg32.dll

windows7-x64

10

msimg32.dll

windows10-2004-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target

    03062024_1651_Tax.Fraud.Dissatisfaction.Report.zip

  • Size

    19.8MB

  • Sample

    240603-vdedmaea84

  • MD5

    c2c223f832f4e45a9e0331e0deaa22c7

  • SHA1

    7b9f1b9ce4d1412be185c628a44cee1bed6c6bc0

  • SHA256

    c9a2e652fc5159803af902f542ce5167378f849713ba5f093a5c423b9014272c

  • SHA512

    cd7ec50e7d234e56abe97fd03171fb37cba3c15bffdbba5097372043ee49f942b0aa481c4b173272844523f48ade7460371b2af03e0caca08833c385803d7611

  • SSDEEP

    393216:p1VcRKoGOisc0egiTQn7plzfRGhGj3HgdsvEOxfML7G7AzakI3dCt:qKoXc0egsQ7pBW0w6N9w7paTot

Score
10/10
remcosremotehostpersistencerat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

deytrycooldown.duckdns.org:7070

Attributes
  • audio_folder

    MicRecords

  • 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-BK5R76

  • 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

      Tax Organizer.exe

    • Size

      6.1MB

    • MD5

      4864a55cff27f686023456a22371e790

    • SHA1

      6ed30c0371fe167d38411bfa6d720fcdcacc4f4c

    • SHA256

      08c7fb6067acc8ac207d28ab616c9ea5bc0d394956455d6a3eecb73f8010f7a2

    • SHA512

      4bd3a16435cca6ce7a7aa829eb967619a8b7c02598474e634442cffc55935870d54d844a04496bf9c7e8c29c40fae59ac6eb39c8550c091d06a28211491d0bfb

    • SSDEEP

      98304:VZQIM+/nv/CDoAkYwpAa5ge1zZ/jtdZwUkQ:bJCKlA2VKUz

    Score
    10/10
    remcosremotehostpersistencerat

    • Remcos

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

      ratremcos

    • Adds Run key to start application

      persistence

    • Suspicious use of NtCreateThreadExHideFromDebugger

    behavioral1behavioral2

    • Target

      msimg32.dll

    • Size

      45.1MB

    • MD5

      063008ad7a25e31b924e691e5c004fa1

    • SHA1

      683f9577be85ffa1f139cd64301cc760910fba5b

    • SHA256

      9e1aeb3b452e362429ca1addc4d475f0ade397fde3a3aa064a33468385c25668

    • SHA512

      4aa53cafe6aa42ba11059bd0b792157646fac0895a20443e1ea7f433523b5eec947110fa772eec1ed0cb55f05bbb3849318e800c382a1831f4ef208da99d0ef0

    • SSDEEP

      786432:fUP7GCGO7t0Srkx/tC0SzIdSwh/WxbpNHQD3trzRpe:fUP7GCG6iSrkx1hSzYsHQD3t/RU

    Score
    10/10
    remcosremotehostpersistencerat

    • Remcos

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

      ratremcos

    • Adds Run key to start application

      persistence

    • Suspicious use of NtCreateThreadExHideFromDebugger

    behavioral3behavioral4

MITRE ATT&CK Enterprise v15

Tasks