Analysis

  • max time kernel
    150s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    28/02/2025, 21:57

General

  • Target

    2025-02-28_6f52824ad6e9272e8e856765ccf2039f_agent-tesla_avoslocker_formbook_hijackloader_luca-stealer.exe

  • Size

    7.1MB

  • MD5

    6f52824ad6e9272e8e856765ccf2039f

  • SHA1

    d6dc08171366deda9887c16859d1b1641b499bf6

  • SHA256

    68b9b268b7b16975e754826efd470e405b5e199e379a8da0a7fae188d5877253

  • SHA512

    19a5ffbf4015ad4153490aae19bf2f687f5c375c74fbdf32a464cb8449522cf05162858dce92f52f2ac94ed816fce13af98bb778ba484e9f09699b46bbf0d564

  • SSDEEP

    196608:lR668aaELKR668aaEL4R668aaELeFIF0wuW:lp8aa7p8aaZp8aapW

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\2025-02-28_6f52824ad6e9272e8e856765ccf2039f_agent-tesla_avoslocker_formbook_hijackloader_luca-stealer.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-02-28_6f52824ad6e9272e8e856765ccf2039f_agent-tesla_avoslocker_formbook_hijackloader_luca-stealer.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1196
    • 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\2025-02-28_6f52824ad6e9272e8e856765ccf2039f_agent-tesla_avoslocker_formbook_hijackloader_luca-stealer.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2328
    • 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:2956
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BLznCuyzwk" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF844.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2944
    • C:\Users\Admin\AppData\Local\Temp\2025-02-28_6f52824ad6e9272e8e856765ccf2039f_agent-tesla_avoslocker_formbook_hijackloader_luca-stealer.exe
      "C:\Users\Admin\AppData\Local\Temp\2025-02-28_6f52824ad6e9272e8e856765ccf2039f_agent-tesla_avoslocker_formbook_hijackloader_luca-stealer.exe"
      2⤵
      • Loads dropped DLL
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2800
      • C:\Users\Admin\AppData\Local\Temp\._cache_2025-02-28_6f52824ad6e9272e8e856765ccf2039f_agent-tesla_avoslocker_formbook_hijackloader_luca-stealer.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_2025-02-28_6f52824ad6e9272e8e856765ccf2039f_agent-tesla_avoslocker_formbook_hijackloader_luca-stealer.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:676
      • 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:1664
        • 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:1820
        • 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:292
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BLznCuyzwk" /XML "C:\Users\Admin\AppData\Local\Temp\tmp51F7.tmp"
          4⤵
          • System Location Discovery: System Language Discovery
          • Scheduled Task/Job: Scheduled Task
          PID:1788
        • 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:1680
  • 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:2072

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    7.1MB

    MD5

    6f52824ad6e9272e8e856765ccf2039f

    SHA1

    d6dc08171366deda9887c16859d1b1641b499bf6

    SHA256

    68b9b268b7b16975e754826efd470e405b5e199e379a8da0a7fae188d5877253

    SHA512

    19a5ffbf4015ad4153490aae19bf2f687f5c375c74fbdf32a464cb8449522cf05162858dce92f52f2ac94ed816fce13af98bb778ba484e9f09699b46bbf0d564

  • C:\ProgramData\remcos\logs.dat

    Filesize

    144B

    MD5

    3cc2b2a846ccb6a50c8d6f5293afc522

    SHA1

    51c1325ba01d3dcc5b2fcf38eb5fe38c70834eb0

    SHA256

    32a4dac3a5c77e5d9fdb0e0f38edb2162dee93d6467c132f7d95728848bb3513

    SHA512

    1973496b85f076b5118647dc03c8dbd7c756cdd78983a22b6421d1423319e45f57d68e7a6055a9e6a20755cad17677a8739365d9c2b9e92c20517b20fe8a4f2f

  • C:\Users\Admin\AppData\Local\Temp\._cache_2025-02-28_6f52824ad6e9272e8e856765ccf2039f_agent-tesla_avoslocker_formbook_hijackloader_luca-stealer.exe

    Filesize

    483KB

    MD5

    f3b57ccad1c0a308635e17aa591e4038

    SHA1

    ca67ad3c74523b844fc23563f7b288f0389fd645

    SHA256

    5ad6b9a917f35be0a1d66c771069c2143ad765737eedd85436acbc0f95a4c0e7

    SHA512

    5ed754a1b254e8a4b03e0445ac0081c94aaf179c2974827ce4ff10b7deb765d819243b2084212d7c91be9ddc07bf94f55e35f85564781b4124b61647a2f0977a

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

    Filesize

    23KB

    MD5

    dd151d735a41bb09127c31761bfa56e9

    SHA1

    98ce83e36c871e12611aab7ef468fcb4b3fc9cd6

    SHA256

    7d76ca917c92cd4ed397cf2f778c02d09a5800c66f1745d8daa976a111f21424

    SHA512

    c23bfb88f9d0cf307bceb1929e3b3bdd536458548ea7d6a682824c9e8390f85cfcc74a3e3157658d3a4d4c64a816e745ee022ffb966e6111dc3fed62732f6e32

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

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • C:\Users\Admin\AppData\Local\Temp\tmpF844.tmp

    Filesize

    1KB

    MD5

    43ab85be9a97bd68c7e6185660099339

    SHA1

    548ddc2e63c89d977fbe856d63ad66eb856b704e

    SHA256

    d9c4a786b947fd24d85f497fdf5cff329eaf0e3f73d6b6f08be281777db973fd

    SHA512

    e1c2904c6631f6f0b0b0b59ab36d2a64e47dbf35484b23979f6810e1ff87281b6fc60170b032e1d90ea10a48c30e9d62196ef3d5123f50a9f7502f0f4a09f505

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

    Filesize

    7KB

    MD5

    9982d53709d396a390d304d4da1ffdbe

    SHA1

    2a22a3df0ccd134ac64543e489cd2154e4f95829

    SHA256

    4409041a89b8176f08287a7f650f420c4ad4f1175ec9b42c5a56d0ee912307a5

    SHA512

    d7244c1a031b2f0e1da0aff409af498ada5dd4a787d209b48b464120c2bc309a4e5eaaaae4f5d3ecd9ec2b5880906a47be5354468ce8a32e8c43b8b67415a603

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

    Filesize

    7KB

    MD5

    f764216377b8ef10f736e7e0ea20e114

    SHA1

    8d4f3d9f736bcfb1bd745edc69052071e426f3b5

    SHA256

    2252adfbe6c74fb07448501048b3f2e649eea67e2b0df65577591f291ab900ca

    SHA512

    1d3b12a77316729f20626a5a22b47aac74565cad5a7fa050071ce9721c26eab9fc89b42defdf69a6f8f4205f6ed9068efe1889f68a1d793d16e2eb0e72fd2a1b

  • memory/956-195-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/956-157-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/956-152-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/956-153-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

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

    Filesize

    4KB

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

    Filesize

    1.2MB

  • memory/1196-6-0x0000000005810000-0x000000000598E000-memory.dmp

    Filesize

    1.5MB

  • memory/1196-4-0x0000000073EDE000-0x0000000073EDF000-memory.dmp

    Filesize

    4KB

  • memory/1196-1-0x0000000000ED0000-0x00000000015F0000-memory.dmp

    Filesize

    7.1MB

  • memory/1196-2-0x0000000073ED0000-0x00000000745BE000-memory.dmp

    Filesize

    6.9MB

  • memory/1196-3-0x0000000000400000-0x0000000000418000-memory.dmp

    Filesize

    96KB

  • memory/1196-0-0x0000000073EDE000-0x0000000073EDF000-memory.dmp

    Filesize

    4KB

  • memory/1196-5-0x0000000073ED0000-0x00000000745BE000-memory.dmp

    Filesize

    6.9MB

  • memory/1196-38-0x0000000073ED0000-0x00000000745BE000-memory.dmp

    Filesize

    6.9MB

  • memory/1664-62-0x00000000013E0000-0x0000000001B00000-memory.dmp

    Filesize

    7.1MB

  • memory/2072-109-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2800-23-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/2800-25-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/2800-29-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/2800-34-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/2800-19-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/2800-31-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/2800-35-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/2800-21-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/2800-33-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2800-27-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB