Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-01-2025 15:20

General

  • Target

    inward_payment_confirmation_reference_Z1766053541_notifications.exe

  • Size

    537KB

  • MD5

    25eec63edf7c0eb8628a89712b5cb363

  • SHA1

    4e8d586a950492c30147b7d56bcfad49cd577966

  • SHA256

    e075807417590255de4d395fa3dfbc336e88c96bbab8afca1d5e5d5abbac0237

  • SHA512

    086feb119e2a02f2fd7afc45c422f9b472f049eb2e79f83769f25254d88a84086275d2cff1e891d360ea57978292cd0caf958e4000cd659ac532165e1f881dfb

  • SSDEEP

    6144:UnPdudwDCVOCg2G4A+uxXCpzna3MSzy99s5sbro5kd+B4hJ1QQsSGuhkrpzOUlec:UnPdMg2H8SpzaThHy7mzOUlvnVMs3e+

Malware Config

Extracted

Family

remcos

Botnet

Manifest

C2

linktreewealth.zapto.org:3980

linktreewealth.zapto.org:3981

linktreewealthy.zapto.org:3980

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-0B1XIG

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Extracted

Family

latentbot

C2

linktreewealthy.zapto.org

linktreewealth.zapto.org

Signatures

  • LatentBot

    Modular trojan written in Delphi which has been in-the-wild since 2013.

  • Latentbot family
  • Remcos

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

  • Remcos family
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\inward_payment_confirmation_reference_Z1766053541_notifications.exe
    "C:\Users\Admin\AppData\Local\Temp\inward_payment_confirmation_reference_Z1766053541_notifications.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:3580
    • C:\Users\Admin\AppData\Local\Temp\inward_payment_confirmation_reference_Z1766053541_notifications.exe
      "C:\Users\Admin\AppData\Local\Temp\inward_payment_confirmation_reference_Z1766053541_notifications.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of NtCreateThreadExHideFromDebugger
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:448

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\remcos\logs.dat

    Filesize

    144B

    MD5

    22ade419f37a08ef8ca5f14921bcf7ec

    SHA1

    b04d4267263bb77908dcc14a5b23a7174b1042c3

    SHA256

    7554db45458d716b59cd9acac0ac82e3995702be50033121bf2ca74c0633e7f8

    SHA512

    c79ae4c3634753fa572e0e3cbd4c17c8022670856e524f2cd64e548e660416023782202537549bde417e9c31b8bfeb85586a68adcf7dff857995a8edf0a90e56

  • C:\Users\Admin\AppData\Local\Temp\nsj782F.tmp\System.dll

    Filesize

    12KB

    MD5

    4add245d4ba34b04f213409bfe504c07

    SHA1

    ef756d6581d70e87d58cc4982e3f4d18e0ea5b09

    SHA256

    9111099efe9d5c9b391dc132b2faf0a3851a760d4106d5368e30ac744eb42706

    SHA512

    1bd260cabe5ea3cefbbc675162f30092ab157893510f45a1b571489e03ebb2903c55f64f89812754d3fe03c8f10012b8078d1261a7e73ac1f87c82f714bce03d

  • memory/448-15-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-16-0x00000000774A8000-0x00000000774A9000-memory.dmp

    Filesize

    4KB

  • memory/448-17-0x0000000077421000-0x0000000077541000-memory.dmp

    Filesize

    1.1MB

  • memory/448-22-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-23-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-27-0x0000000077421000-0x0000000077541000-memory.dmp

    Filesize

    1.1MB

  • memory/448-28-0x0000000000433000-0x0000000000434000-memory.dmp

    Filesize

    4KB

  • memory/448-29-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-30-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-31-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-32-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-33-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-34-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-35-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-36-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-37-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-38-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-39-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-40-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-41-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-43-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-45-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-46-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-47-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-48-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-49-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-50-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-51-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-52-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-53-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-54-0x0000000077421000-0x0000000077541000-memory.dmp

    Filesize

    1.1MB

  • memory/448-55-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-56-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-57-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-58-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-59-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-61-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-63-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-64-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-65-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-66-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-67-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-68-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-69-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-70-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-71-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-73-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-74-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-75-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-76-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-77-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-79-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-81-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-82-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-83-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-84-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-85-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-86-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-87-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-88-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-90-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-91-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-92-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-93-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-94-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-99-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-100-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-101-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-102-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-103-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-105-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-106-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-107-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-108-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-109-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-110-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-111-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-112-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-113-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-114-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-115-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-116-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-117-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-118-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-119-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-120-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-121-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-124-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-125-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-126-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-127-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/448-128-0x0000000000400000-0x0000000001654000-memory.dmp

    Filesize

    18.3MB

  • memory/3580-12-0x0000000077421000-0x0000000077541000-memory.dmp

    Filesize

    1.1MB

  • memory/3580-14-0x00000000748C5000-0x00000000748C6000-memory.dmp

    Filesize

    4KB

  • memory/3580-13-0x0000000077421000-0x0000000077541000-memory.dmp

    Filesize

    1.1MB