Overview

overview

10

Static

static

BILLING ST...DF.exe

windows7_x64

10

BILLING ST...DF.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    d4c0ec8380c25b26bfccf646fe6421f7a1cd7c817d4afea5bf7402f5ba0d173d

  • Size

    888KB

  • Sample

    220520-qm95fadfe8

  • MD5

    82af5afd8814eae00c63c65183fe2ee9

  • SHA1

    2895a979edd5a7726332a61f236c93f58939d952

  • SHA256

    d4c0ec8380c25b26bfccf646fe6421f7a1cd7c817d4afea5bf7402f5ba0d173d

  • SHA512

    c212a7d0a249278adf10d7d6e24dc86696f2c9bab322c4fbf83109f69a67659bf3ebb9c98f8b7000c6340ceb01996b4f50648154d10f118b3588e4fdfd2903a5

Score
10/10
remcosaugust-bless-mepersistenceratsuricata

Malware Config

Extracted

Family

remcos

Version

2.5.1 Pro

Botnet

AUGUST-BLESS-ME

C2

officer170.webredirect.org:2404

chidera12345.ddns.net:2404
Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • 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

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Remcos-T7VXCL

  • screenshot_crypt

    false

  • screenshot_flag

    true

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • startup_value

    remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

  • take_screenshot_title

    wikipedia;solitaire;

Targets

    • Target

      BILLING STATEMENT -AUGUST 2020.PDF.exe

    • Size

      1023KB

    • MD5

      3775ac940d19237a62423250306b271d

    • SHA1

      7012449e1235171eefb2cf0e5cb30146701eadd5

    • SHA256

      bd7123082ebc1bc656abbb0de0e4b2eac5d29d37e4497470d7e7be5a99e3fb25

    • SHA512

      53e8924c89838d6b638475336b3eb1eedd01ccc27bead38cd36892886e9296df4ffea4dee69558e95cb10917edf85a7a8db6d26f478d7d24b1713764b9034907

    Score
    10/10
    remcosaugust-bless-mepersistenceratsuricata

    • Remcos

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

      ratremcos

    • suricata: ET MALWARE Remcos RAT Checkin 23

      suricata: ET MALWARE Remcos RAT Checkin 23

      suricata

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks