Overview

overview

10

Static

static

FedEx AWB ...36.doc

windows7_x64

10

FedEx AWB ...36.doc

windows10_x64

10

Sharing

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General

  • Target

    FedEx AWB 8002566716536.doc

  • Size

    229KB

  • Sample

    210727-ydxjlns1w6

  • MD5

    9c26af04ea48f7d88b95a286c66c3f00

  • SHA1

    eaee1d09024ac079821084d7c19de6347e10232f

  • SHA256

    44064d93545f38520fcadc58302473ea99087deb716b245fcec3d3bd78b9ba34

  • SHA512

    46a0fd89002f0b6cf7f3fadfac5d5e67d7a9b2462fec21992f89267a471283a99779b57737c03f3ad92194d18ff7c7f40a5b147e0be48f457a5ce5548a7d9f77

Score
10/10
remcoshostpersistencerat

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

httP://SXZN.a4t.in/tasksmgr.exe

Extracted

Family

remcos

Version

1.7 Pro

Botnet

Host

C2

dpqw-avira.bot.nu:2404

Attributes
  • audio_folder

    audio

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    5

  • copy_file

    explorer.exe

  • copy_folder

    windows

  • delete_file

    false

  • hide_file

    true

  • hide_keylog_file

    false

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    remcos_abihghbcgbxx#

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screens

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • startup_value

    pdf

  • take_screenshot_option

    false

  • take_screenshot_time

    5

  • take_screenshot_title

Targets

    • Target

      FedEx AWB 8002566716536.doc

    • Size

      229KB

    • MD5

      9c26af04ea48f7d88b95a286c66c3f00

    • SHA1

      eaee1d09024ac079821084d7c19de6347e10232f

    • SHA256

      44064d93545f38520fcadc58302473ea99087deb716b245fcec3d3bd78b9ba34

    • SHA512

      46a0fd89002f0b6cf7f3fadfac5d5e67d7a9b2462fec21992f89267a471283a99779b57737c03f3ad92194d18ff7c7f40a5b147e0be48f457a5ce5548a7d9f77

    Score
    10/10
    remcoshostpersistencerat

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Remcos

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

      ratremcos

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    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

2
T1112

Credential Access

Discovery

System Information Discovery

3
T1082

Query Registry

2
T1012

Remote System Discovery

1
T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks