Analysis

  • max time kernel
    149s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07-12-2024 18:45

General

  • Target

    2024-12-07_5a6f38693f748bbc32b3068f72c93075_formbook_luca-stealer_magniber.exe

  • Size

    9.7MB

  • MD5

    5a6f38693f748bbc32b3068f72c93075

  • SHA1

    8e80b4b3c3b313527a02ce59c9d8a3623986f2a9

  • SHA256

    f36f8948667116064a7810b6a1971d5ebf49f225cd0c5a0d7b7def870f93e31f

  • SHA512

    074dda5143fac0cbe0fa099dd4a2970ba3a6272a788b9df66387cb1caa7914843cd073df2e9274a4402f2fe5606ac164c8c71f3e35776454355bcde24a93ace5

  • SSDEEP

    196608:qR668aaELjR668aaELtR668aaELbR668aaELxpFvqcA:qp8aaqp8aa0p8aaSp8aa4

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\2024-12-07_5a6f38693f748bbc32b3068f72c93075_formbook_luca-stealer_magniber.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-07_5a6f38693f748bbc32b3068f72c93075_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:1900
    • 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\2024-12-07_5a6f38693f748bbc32b3068f72c93075_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:2348
    • 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:2740
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BLznCuyzwk" /XML "C:\Users\Admin\AppData\Local\Temp\tmp168D.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2848
    • C:\Users\Admin\AppData\Local\Temp\2024-12-07_5a6f38693f748bbc32b3068f72c93075_formbook_luca-stealer_magniber.exe
      "C:\Users\Admin\AppData\Local\Temp\2024-12-07_5a6f38693f748bbc32b3068f72c93075_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:2808
      • C:\Users\Admin\AppData\Local\Temp\._cache_2024-12-07_5a6f38693f748bbc32b3068f72c93075_formbook_luca-stealer_magniber.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_2024-12-07_5a6f38693f748bbc32b3068f72c93075_formbook_luca-stealer_magniber.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:2704
      • 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:2364
        • 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:2512
        • 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:2268
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BLznCuyzwk" /XML "C:\Users\Admin\AppData\Local\Temp\tmp693E.tmp"
          4⤵
          • System Location Discovery: System Language Discovery
          • Scheduled Task/Job: Scheduled Task
          PID:2212
        • 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:1560
          • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
            "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe"
            5⤵
            • Executes dropped EXE
            PID:856
  • 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:1600

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    9.7MB

    MD5

    5a6f38693f748bbc32b3068f72c93075

    SHA1

    8e80b4b3c3b313527a02ce59c9d8a3623986f2a9

    SHA256

    f36f8948667116064a7810b6a1971d5ebf49f225cd0c5a0d7b7def870f93e31f

    SHA512

    074dda5143fac0cbe0fa099dd4a2970ba3a6272a788b9df66387cb1caa7914843cd073df2e9274a4402f2fe5606ac164c8c71f3e35776454355bcde24a93ace5

  • C:\ProgramData\remcos\logs.dat

    Filesize

    144B

    MD5

    268cef4dc410d5f0e8b6a14d9330cb5f

    SHA1

    d7a12caec62804936fef6ff5cb7dc0e1a677a65c

    SHA256

    c0595ade6d0b7d465b3b3af3733e6fe970d085179264deea5fdf2400cd865326

    SHA512

    928ee4edef0db924292ad48c80e46b898901c43e0c4922ae191e8e8baebae41e9a7b232ab4ab1ab8aa1f3d617533dcd6b1e40658b5478bbcc27342218b604a53

  • C:\Users\Admin\AppData\Local\Temp\3YrVVWpi.xlsm

    Filesize

    24KB

    MD5

    f3f1327af1c008654282edeaf165cc08

    SHA1

    452b52fdd9852650ab0184da845d6d5db4ec7c91

    SHA256

    559a11ec58cce477969474265372933470a5c5a3df6972393850d0e91e64e693

    SHA512

    4d0467d7bee899f6649aa8a3c73bab66099103aed236eff4d049585dabbbde0c4bfe9196f3bdc4fd3941c566eb3d7bb293ad6dcab72736d2dd2cc9dd0a260cd4

  • C:\Users\Admin\AppData\Local\Temp\3YrVVWpi.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • C:\Users\Admin\AppData\Local\Temp\3YrVVWpi.xlsm

    Filesize

    31KB

    MD5

    e494331fba13ba4eaee88d9e8c00f11e

    SHA1

    23f6e63fa807fef64c798f2b4c9edd07a960d23f

    SHA256

    07f51350bcde7a9497c9b109d93e3b7242c7142ae3e3bb5c7ebd2b804092fd91

    SHA512

    c731789df9dd9d0da4a51054083f12e28c0985001f472beedcdeec99a12d3d24e25cadc21a9678f49a060998ccd962bd55cd5576880dad1ad48cee9e380b3573

  • C:\Users\Admin\AppData\Local\Temp\3YrVVWpi.xlsm

    Filesize

    26KB

    MD5

    19a640d33aa2d429a8600b5a23da6ccd

    SHA1

    5d5a8d02edca3409b8ffa0c707c115f621390f13

    SHA256

    474b3f31131b6a34a715e652b128a91e6c4d78547fded451d696d730ea5bef67

    SHA512

    313796f4dc8fbf1f900e66bc9ed72223a1cfdbf1cd95630dd2600f9b1a4787afd5a37c70309510526cb813a5aa55e78638198dc5353eda03005e64584c47ea19

  • C:\Users\Admin\AppData\Local\Temp\3YrVVWpi.xlsm

    Filesize

    26KB

    MD5

    541e666836f3d8d33f414365f9728cb1

    SHA1

    5c97ef92912643c05e824c6c52f0159809ccf5e3

    SHA256

    b7f76c947637353a21d9eb0737b2e91032423c9fabbf7f0b6d2164f037ca56e0

    SHA512

    427ee61968ee3f547aceaa725c1b71252ca06d9df23cff51334d0bc8124619967fd335429bde159e83bc18470490081318e5ace9cf691398b6034e5f1564bb37

  • C:\Users\Admin\AppData\Local\Temp\tmp168D.tmp

    Filesize

    1KB

    MD5

    1fae72122be7ed51c261cf8648a188c0

    SHA1

    5f29b533b4e04bd9f32e8df410443aad85ba6d66

    SHA256

    89f7ff3be8355ed44610649a04cf412a6c78d35d27d98b83f78d7c80e805fabe

    SHA512

    b88ccc3787fff223cb3af43b25acd802a4f8c1c1fc996404a5e9565c8d25cfd3651a37f06b952d10acc6c26987d11e25de93e315b1d5df976d6a24dc2f3efb3e

  • C:\Users\Admin\AppData\Local\Temp\~$3YrVVWpi.xlsm

    Filesize

    165B

    MD5

    ff09371174f7c701e75f357a187c06e8

    SHA1

    57f9a638fd652922d7eb23236c80055a91724503

    SHA256

    e4ba04959837c27019a2349015543802439e152ddc4baf4e8c7b9d2b483362a8

    SHA512

    e4d01e5908e9f80b7732473ec6807bb7faa5425e3154d5642350f44d7220af3cffd277e0b67bcf03f1433ac26a26edb3ddd3707715b61d054b979fbb4b453882

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\LYL8QYHZK1HWPXOHYLP1.temp

    Filesize

    7KB

    MD5

    3d0386a711520ba3b9dce99679f882da

    SHA1

    c8b82f1055fca65246f4f9003017895b7af9f0cb

    SHA256

    0244e0e66b5a87b22616a0b8786335540fe5137202aea27381ea4ef6525c1d4a

    SHA512

    8c8e314a2b7f5f5a38d78b76a157b0ba908aaf7375c6dc1e59fbde67d9e559aa432e48051fb0206c30e88f2811fb161aa75d81e595960b19e538f6b94463cc45

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

    Filesize

    7KB

    MD5

    b35cdcdb33ee785f40c661062c821602

    SHA1

    4972e2c88b467308ff6e83c8ff67776ccafec47f

    SHA256

    f41d0b170afcb5849cb707e82ff6a9d7722904c57369084cc122ad3a18136814

    SHA512

    68b8bcade720de1f1f841365521e08616451c0dab8f5dd125e1ec1885db3a0b32039ca415a659e5745074509f6877c885ea65ce1072dee1e31fba06e04c1c091

  • \Users\Admin\AppData\Local\Temp\._cache_2024-12-07_5a6f38693f748bbc32b3068f72c93075_formbook_luca-stealer_magniber.exe

    Filesize

    483KB

    MD5

    f3b57ccad1c0a308635e17aa591e4038

    SHA1

    ca67ad3c74523b844fc23563f7b288f0389fd645

    SHA256

    5ad6b9a917f35be0a1d66c771069c2143ad765737eedd85436acbc0f95a4c0e7

    SHA512

    5ed754a1b254e8a4b03e0445ac0081c94aaf179c2974827ce4ff10b7deb765d819243b2084212d7c91be9ddc07bf94f55e35f85564781b4124b61647a2f0977a

  • memory/1560-190-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/1560-184-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/1560-185-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/1560-96-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/1560-93-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1560-228-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/1600-108-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/1600-186-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/1900-5-0x00000000746C0000-0x0000000074DAE000-memory.dmp

    Filesize

    6.9MB

  • memory/1900-3-0x0000000000620000-0x0000000000638000-memory.dmp

    Filesize

    96KB

  • memory/1900-4-0x00000000746CE000-0x00000000746CF000-memory.dmp

    Filesize

    4KB

  • memory/1900-6-0x00000000059F0000-0x0000000005B6E000-memory.dmp

    Filesize

    1.5MB

  • memory/1900-36-0x00000000746C0000-0x0000000074DAE000-memory.dmp

    Filesize

    6.9MB

  • memory/1900-0-0x00000000746CE000-0x00000000746CF000-memory.dmp

    Filesize

    4KB

  • memory/1900-2-0x00000000746C0000-0x0000000074DAE000-memory.dmp

    Filesize

    6.9MB

  • memory/1900-1-0x00000000012B0000-0x0000000001C5E000-memory.dmp

    Filesize

    9.7MB

  • memory/2364-62-0x00000000011C0000-0x0000000001B6E000-memory.dmp

    Filesize

    9.7MB

  • memory/2808-23-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/2808-34-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/2808-19-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/2808-21-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/2808-27-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/2808-29-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/2808-31-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/2808-35-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB

  • memory/2808-33-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2808-26-0x0000000000400000-0x000000000053B000-memory.dmp

    Filesize

    1.2MB