Analysis

  • max time kernel
    150s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    14-12-2024 20:25

General

  • Target

    2024-12-14_517bcba070388f8c144d70c3801b2ba1_formbook_luca-stealer_magniber.exe

  • Size

    16.2MB

  • MD5

    517bcba070388f8c144d70c3801b2ba1

  • SHA1

    681bd0a6f96983b243a6ab9f485bb1e2a90053b3

  • SHA256

    284d0b2873a26c06c5006b3e75ca0d8d1460f78a7b91ac343ec57c57963eb819

  • SHA512

    00b6a670f02645c1a3529d0ff851d287be7beb2eda505255825efad60168667122620f0e02e9005abbf231fcb5863cd7b116fad97867d36c61a998448d1d3ff3

  • SSDEEP

    393216:ap8aa+p8aaMp8aaGp8aaQp8aaqp8aa0p8aaSp8aa4:OxaaxaAxaixa8xa+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\2024-12-14_517bcba070388f8c144d70c3801b2ba1_formbook_luca-stealer_magniber.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-14_517bcba070388f8c144d70c3801b2ba1_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:2756
    • 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\2024-12-14_517bcba070388f8c144d70c3801b2ba1_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:2508
    • 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:2916
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BLznCuyzwk" /XML "C:\Users\Admin\AppData\Local\Temp\tmp363D.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2908
    • C:\Users\Admin\AppData\Local\Temp\2024-12-14_517bcba070388f8c144d70c3801b2ba1_formbook_luca-stealer_magniber.exe
      "C:\Users\Admin\AppData\Local\Temp\2024-12-14_517bcba070388f8c144d70c3801b2ba1_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:764
      • C:\Users\Admin\AppData\Local\Temp\._cache_2024-12-14_517bcba070388f8c144d70c3801b2ba1_formbook_luca-stealer_magniber.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_2024-12-14_517bcba070388f8c144d70c3801b2ba1_formbook_luca-stealer_magniber.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:1920
      • 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:1028
        • 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:2016
        • 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:2092
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BLznCuyzwk" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8833.tmp"
          4⤵
          • System Location Discovery: System Language Discovery
          • Scheduled Task/Job: Scheduled Task
          PID:2204
        • 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:956
          • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
            "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe"
            5⤵
            • Executes dropped EXE
            PID:2980
  • 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:1468

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    16.2MB

    MD5

    517bcba070388f8c144d70c3801b2ba1

    SHA1

    681bd0a6f96983b243a6ab9f485bb1e2a90053b3

    SHA256

    284d0b2873a26c06c5006b3e75ca0d8d1460f78a7b91ac343ec57c57963eb819

    SHA512

    00b6a670f02645c1a3529d0ff851d287be7beb2eda505255825efad60168667122620f0e02e9005abbf231fcb5863cd7b116fad97867d36c61a998448d1d3ff3

  • C:\ProgramData\remcos\logs.dat

    Filesize

    144B

    MD5

    7115f58d878c5c189c4c5c63367c457a

    SHA1

    16f33c795ade4d7d80c09c093e272383eb6e7e1c

    SHA256

    365b7de4b0556338c8e6668a03edf9009b1ef0f6eae1420b12e664ba2adebbec

    SHA512

    c07b439e662465900ca37afc3dda41c4fa43034ae362f82df45ac88995a61417aff61a8f0091c859a3a03a5630bb4f006f19e7d3bf22b91399ece913ece3cc53

  • C:\Users\Admin\AppData\Local\Temp\._cache_2024-12-14_517bcba070388f8c144d70c3801b2ba1_formbook_luca-stealer_magniber.exe

    Filesize

    483KB

    MD5

    f3b57ccad1c0a308635e17aa591e4038

    SHA1

    ca67ad3c74523b844fc23563f7b288f0389fd645

    SHA256

    5ad6b9a917f35be0a1d66c771069c2143ad765737eedd85436acbc0f95a4c0e7

    SHA512

    5ed754a1b254e8a4b03e0445ac0081c94aaf179c2974827ce4ff10b7deb765d819243b2084212d7c91be9ddc07bf94f55e35f85564781b4124b61647a2f0977a

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

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • C:\Users\Admin\AppData\Local\Temp\tmp363D.tmp

    Filesize

    1KB

    MD5

    01d22a7de1d30bc58c67f53236453099

    SHA1

    558fa8e714e605ad0855681c4c0c3e0e4b54a1a5

    SHA256

    970e0796054e994c7a7126fd9641f737aeaa4d3d027c65fb5f21dbaacdec81eb

    SHA512

    d8fb5c4b9ff216abb9094d8bd9bf5cf5afc8ac0f98bd0282d4c871bdd7e7083de3644437bf323ed03365799d3073154401baf7284296efa39d7638729662dd4d

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

    Filesize

    7KB

    MD5

    218378712d1d7a0b17cf01494f7e9b67

    SHA1

    34498a5a38fe52ccd041483d84ff01b49a06bda8

    SHA256

    6170ae2310767a385e0440cde314be5a1ba3ff9604cd283196be1f6e68f4f9d5

    SHA512

    d96937711a17c9a8316a16cdd1256d0b1bfdc7bf2a4bbc26f69026f60b3fbe1d9c2b8b746ba4b576fde897dcb63e09bb3e35807085abec96a1aa946b6a54082f

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

    Filesize

    7KB

    MD5

    8430bf594b35eaa403ce621d823a1eeb

    SHA1

    54103ab57a0b19ce17a98d40394c7df52ec3c66e

    SHA256

    efdf121cec86d27ab2915b46f71b64f486d89cfede526b37822ed4d68778bcdf

    SHA512

    6c31911f396186eba1e9f6b3f49fce9f46bb7d59ddc1a6279c4c5b2a84a02817dc63e17c86af304de5e4b05304c1a3ab3dff5e8c39e1a92a0b4deae80e89c455

  • memory/764-27-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/764-24-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/764-34-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/764-35-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/764-33-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/764-32-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/764-30-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/764-25-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/764-21-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/764-19-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/956-132-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/956-97-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/956-129-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/956-130-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/956-173-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/956-94-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1028-62-0x0000000001240000-0x000000000226E000-memory.dmp

    Filesize

    16.2MB

  • memory/1468-109-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2756-0-0x0000000074CBE000-0x0000000074CBF000-memory.dmp

    Filesize

    4KB

  • memory/2756-6-0x0000000005DF0000-0x0000000005F6E000-memory.dmp

    Filesize

    1.5MB

  • memory/2756-2-0x0000000074CB0000-0x000000007539E000-memory.dmp

    Filesize

    6.9MB

  • memory/2756-3-0x0000000000410000-0x0000000000428000-memory.dmp

    Filesize

    96KB

  • memory/2756-4-0x0000000074CBE000-0x0000000074CBF000-memory.dmp

    Filesize

    4KB

  • memory/2756-1-0x0000000001340000-0x000000000236E000-memory.dmp

    Filesize

    16.2MB

  • memory/2756-38-0x0000000074CB0000-0x000000007539E000-memory.dmp

    Filesize

    6.9MB

  • memory/2756-5-0x0000000074CB0000-0x000000007539E000-memory.dmp

    Filesize

    6.9MB