Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    16-12-2024 20:42

General

  • Target

    2024-12-16_b735cbba7967f4a2272c7eae86f60cfc_formbook_luca-stealer_magniber.exe

  • Size

    19.4MB

  • MD5

    b735cbba7967f4a2272c7eae86f60cfc

  • SHA1

    79dba983b8e28d976d8d263c5114e134d1d9d9e3

  • SHA256

    a08da13ae86cffb5eea91b875e36eda9fc3f8ce853a1f5c9ef13f4737da35630

  • SHA512

    c96a3f136ad4e777ab0132944fa741d06ce11a7c1ff1223be19a575fef0f169e090a98e4941049819001b3858b3fc0404dc3c094f5a5e28d4d69a425dcb2bab2

  • SSDEEP

    393216:Op8aa1p8aaHp8aa+p8aaMp8aaGp8aaQp8aaqp8aa0p8aaSp8aa4:Kxa3xaJxaaxaAxaixa8xa+xaoxamxa4

Malware Config

Extracted

Family

xred

C2

xred.mooo.com

Attributes
  • email

    [email protected]

  • payload_url

    http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVlVsOGlEVGxuZVk&export=download

    https://www.dropbox.com/s/n1w4p8gc6jzo0sg/SUpdate.ini?dl=1

    http://xred.site50.net/syn/SUpdate.ini

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVzUyaHFYVkQxeFk&export=download

    https://www.dropbox.com/s/zhp1b06imehwylq/Synaptics.rar?dl=1

    http://xred.site50.net/syn/Synaptics.rar

    https://docs.google.com/uc?id=0BxsMXGfPIZfSTmlVYkxhSDg5TzQ&export=download

    https://www.dropbox.com/s/fzj752whr3ontsm/SSLLibrary.dll?dl=1

    http://xred.site50.net/syn/SSLLibrary.dll

Extracted

Family

remcos

Botnet

ABILLION+NAIRA

C2

nzobaku.ddns.net:8081

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-S0L1LJ

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

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

  • Remcos family
  • Xred

    Xred is backdoor written in Delphi.

  • Xred family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 6 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 12 IoCs

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

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 60 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-16_b735cbba7967f4a2272c7eae86f60cfc_formbook_luca-stealer_magniber.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-16_b735cbba7967f4a2272c7eae86f60cfc_formbook_luca-stealer_magniber.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1848
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\2024-12-16_b735cbba7967f4a2272c7eae86f60cfc_formbook_luca-stealer_magniber.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2756
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\BLznCuyzwk.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2812
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BLznCuyzwk" /XML "C:\Users\Admin\AppData\Local\Temp\tmp233A.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2860
    • C:\Users\Admin\AppData\Local\Temp\2024-12-16_b735cbba7967f4a2272c7eae86f60cfc_formbook_luca-stealer_magniber.exe
      "C:\Users\Admin\AppData\Local\Temp\2024-12-16_b735cbba7967f4a2272c7eae86f60cfc_formbook_luca-stealer_magniber.exe"
      2⤵
      • Loads dropped DLL
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2608
      • C:\Users\Admin\AppData\Local\Temp\._cache_2024-12-16_b735cbba7967f4a2272c7eae86f60cfc_formbook_luca-stealer_magniber.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_2024-12-16_b735cbba7967f4a2272c7eae86f60cfc_formbook_luca-stealer_magniber.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:1060
      • C:\ProgramData\Synaptics\Synaptics.exe
        "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2368
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\ProgramData\Synaptics\Synaptics.exe"
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:800
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\BLznCuyzwk.exe"
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2348
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BLznCuyzwk" /XML "C:\Users\Admin\AppData\Local\Temp\tmp77DE.tmp"
          4⤵
          • System Location Discovery: System Language Discovery
          • Scheduled Task/Job: Scheduled Task
          PID:2292
        • C:\ProgramData\Synaptics\Synaptics.exe
          "C:\ProgramData\Synaptics\Synaptics.exe"
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:316
          • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
            "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe"
            5⤵
            • Executes dropped EXE
            PID:1608
  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /automation -Embedding
    1⤵
    • System Location Discovery: System Language Discovery
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:1456

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    19.4MB

    MD5

    b735cbba7967f4a2272c7eae86f60cfc

    SHA1

    79dba983b8e28d976d8d263c5114e134d1d9d9e3

    SHA256

    a08da13ae86cffb5eea91b875e36eda9fc3f8ce853a1f5c9ef13f4737da35630

    SHA512

    c96a3f136ad4e777ab0132944fa741d06ce11a7c1ff1223be19a575fef0f169e090a98e4941049819001b3858b3fc0404dc3c094f5a5e28d4d69a425dcb2bab2

  • C:\ProgramData\remcos\logs.dat

    Filesize

    144B

    MD5

    6dc03f63e341c791ddb5fb64935dda77

    SHA1

    2d3ab3a2d6b820b379333b5bf9b8b84d073a9030

    SHA256

    31693ae7cec1d010b2c0fb059ddcf69ae3932d6197766813a94ff824bfa3710c

    SHA512

    7fe142b2d41860cdbc4686ff9b7aa71c6ceb7200dc4ce4f79cceac5b93808ec897a2405a8da290a59c6c08b0b29b50edf84f6c8225db49a9be34796bdc199b9a

  • C:\Users\Admin\AppData\Local\Temp\R3yRSoAm.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • C:\Users\Admin\AppData\Local\Temp\tmp233A.tmp

    Filesize

    1KB

    MD5

    59a13a106552b1a13cee977f73aeb95f

    SHA1

    08fdc3c8d801a13dbe8a1f4fbf28037db4559717

    SHA256

    42aea5c67590d543bdf178877ef2b205b915541b72708dba48f38608b5ab1fb7

    SHA512

    0147c40d8cd7cab85aab7d1a015f4a07a69582bb46043caa8f022f5db31da64a88048e6ade764ed0c80f2f6334f8e0bdc9ba2bbfad3d06d07d93ed549037a32e

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\38JQUROAB6WMY67BDR05.temp

    Filesize

    7KB

    MD5

    e5341ab55aba3a302ec4c56af119c9be

    SHA1

    27ff9333b6c4263ca9bf8d478d803f442244a09e

    SHA256

    3fb3697fcecf24e2487524ad2d04e7c4a89147ac1a9b36e6bc0c1fcdfff4e289

    SHA512

    badba11fee355a61abbde684b80f48e6c468bd7627f08ad42a5a089d9b6bf5a17722c5b85f2d471fe7b8301d45b87ca7917df59582f61b8a857ddf4fd5012464

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

    Filesize

    7KB

    MD5

    c207aa9db43279fb319d26f030b4b98a

    SHA1

    038ed84f0640b8f55543901360bfb905db1effaf

    SHA256

    a33347022cc2e47789eb0ba7934cdc6266ccfd355486ff8adeb12a5dcd672911

    SHA512

    766fe12fac42d90ce1da4e3e09d786bd603a3eeb885ce8c9bf75b92e9c32f4b8264db865e225dd1048e9aa6a9af6ab5c4b29f2ca90f43c1edf2db1370c09e5ff

  • \Users\Admin\AppData\Local\Temp\._cache_2024-12-16_b735cbba7967f4a2272c7eae86f60cfc_formbook_luca-stealer_magniber.exe

    Filesize

    483KB

    MD5

    f3b57ccad1c0a308635e17aa591e4038

    SHA1

    ca67ad3c74523b844fc23563f7b288f0389fd645

    SHA256

    5ad6b9a917f35be0a1d66c771069c2143ad765737eedd85436acbc0f95a4c0e7

    SHA512

    5ed754a1b254e8a4b03e0445ac0081c94aaf179c2974827ce4ff10b7deb765d819243b2084212d7c91be9ddc07bf94f55e35f85564781b4124b61647a2f0977a

  • memory/316-93-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/316-96-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/316-173-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/316-132-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/316-128-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/316-129-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/1456-108-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/1848-5-0x0000000074BF0000-0x00000000752DE000-memory.dmp

    Filesize

    6.9MB

  • memory/1848-3-0x00000000004A0000-0x00000000004B8000-memory.dmp

    Filesize

    96KB

  • memory/1848-1-0x0000000000E10000-0x000000000217E000-memory.dmp

    Filesize

    19.4MB

  • memory/1848-2-0x0000000074BF0000-0x00000000752DE000-memory.dmp

    Filesize

    6.9MB

  • memory/1848-0-0x0000000074BFE000-0x0000000074BFF000-memory.dmp

    Filesize

    4KB

  • memory/1848-38-0x0000000074BF0000-0x00000000752DE000-memory.dmp

    Filesize

    6.9MB

  • memory/1848-6-0x00000000063A0000-0x000000000651E000-memory.dmp

    Filesize

    1.5MB

  • memory/1848-4-0x0000000074BFE000-0x0000000074BFF000-memory.dmp

    Filesize

    4KB

  • memory/2368-62-0x0000000001210000-0x000000000257E000-memory.dmp

    Filesize

    19.4MB

  • memory/2608-25-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/2608-34-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/2608-27-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/2608-29-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/2608-35-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/2608-31-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/2608-33-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2608-23-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/2608-19-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/2608-21-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB