Analysis

  • max time kernel
    120s
  • max time network
    116s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2024 06:10

General

  • Target

    f7387b4786b8bea31862a530138090626a467b39a9c1e7e082d1a6fa7fa8ad52N.exe

  • Size

    3.5MB

  • MD5

    87e6c698376f457fbceef44ed48c5380

  • SHA1

    7293e881ca722da9e024f1053280514e56c86a37

  • SHA256

    f7387b4786b8bea31862a530138090626a467b39a9c1e7e082d1a6fa7fa8ad52

  • SHA512

    1980a37a795b93a2e10f86f990ea2b4ab583642903ef31b4c8c034d1f3b95a22492cf47beee3234a5e2c29438de76522c247455903a0718dbf16121d5cf035ee

  • SSDEEP

    98304:Lnsmtk2aNXzhW148Pd+Tf1mpcOldJQ3/VY:zL6FK4s0TfLOdo/6

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

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Xred

    Xred is backdoor written in Delphi.

  • Xred family
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 7 IoCs
  • Checks BIOS information in registry 2 TTPs 14 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 9 IoCs
  • Themida packer 22 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Adds Run key to start application 2 TTPs 5 IoCs
  • Checks whether UAC is enabled 1 TTPs 7 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 7 IoCs
  • Drops file in Windows directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 2 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of SetWindowsHookEx 20 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f7387b4786b8bea31862a530138090626a467b39a9c1e7e082d1a6fa7fa8ad52N.exe
    "C:\Users\Admin\AppData\Local\Temp\f7387b4786b8bea31862a530138090626a467b39a9c1e7e082d1a6fa7fa8ad52N.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4708
    • C:\Users\Admin\AppData\Local\Temp\._cache_f7387b4786b8bea31862a530138090626a467b39a9c1e7e082d1a6fa7fa8ad52N.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_f7387b4786b8bea31862a530138090626a467b39a9c1e7e082d1a6fa7fa8ad52N.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Checks whether UAC is enabled
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      PID:4160
    • C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:2184
      • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
        3⤵
        • Identifies VirtualBox via ACPI registry values (likely anti-VM)
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Checks whether UAC is enabled
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3020
        • \??\c:\users\admin\appdata\local\temp\._cache_synaptics.exe 
          c:\users\admin\appdata\local\temp\._cache_synaptics.exe  InjUpdate
          4⤵
          • Executes dropped EXE
          PID:1900
        • C:\Windows\Resources\Themes\icsys.icn.exe
          C:\Windows\Resources\Themes\icsys.icn.exe
          4⤵
          • Identifies VirtualBox via ACPI registry values (likely anti-VM)
          • Checks BIOS information in registry
          • Executes dropped EXE
          • Checks whether UAC is enabled
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:740
          • \??\c:\windows\resources\themes\explorer.exe
            c:\windows\resources\themes\explorer.exe
            5⤵
            • Modifies visiblity of hidden/system files in Explorer
            • Identifies VirtualBox via ACPI registry values (likely anti-VM)
            • Checks BIOS information in registry
            • Executes dropped EXE
            • Adds Run key to start application
            • Checks whether UAC is enabled
            • Drops file in System32 directory
            • Suspicious use of NtSetInformationThreadHideFromDebugger
            • Drops file in Windows directory
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:1980
            • \??\c:\windows\resources\spoolsv.exe
              c:\windows\resources\spoolsv.exe SE
              6⤵
              • Identifies VirtualBox via ACPI registry values (likely anti-VM)
              • Checks BIOS information in registry
              • Executes dropped EXE
              • Checks whether UAC is enabled
              • Suspicious use of NtSetInformationThreadHideFromDebugger
              • Drops file in Windows directory
              • System Location Discovery: System Language Discovery
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:2736
              • \??\c:\windows\resources\svchost.exe
                c:\windows\resources\svchost.exe
                7⤵
                • Modifies visiblity of hidden/system files in Explorer
                • Identifies VirtualBox via ACPI registry values (likely anti-VM)
                • Checks BIOS information in registry
                • Executes dropped EXE
                • Adds Run key to start application
                • Checks whether UAC is enabled
                • Drops file in System32 directory
                • Suspicious use of NtSetInformationThreadHideFromDebugger
                • System Location Discovery: System Language Discovery
                • Suspicious behavior: GetForegroundWindowSpam
                • Suspicious use of SetWindowsHookEx
                • Suspicious use of WriteProcessMemory
                PID:3824
                • \??\c:\windows\resources\spoolsv.exe
                  c:\windows\resources\spoolsv.exe PR
                  8⤵
                  • Identifies VirtualBox via ACPI registry values (likely anti-VM)
                  • Checks BIOS information in registry
                  • Executes dropped EXE
                  • Checks whether UAC is enabled
                  • Suspicious use of NtSetInformationThreadHideFromDebugger
                  • System Location Discovery: System Language Discovery
                  • Suspicious use of SetWindowsHookEx
                  PID:2584
  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" /automation -Embedding
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:224

Network

MITRE ATT&CK Enterprise v15

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    3.5MB

    MD5

    87e6c698376f457fbceef44ed48c5380

    SHA1

    7293e881ca722da9e024f1053280514e56c86a37

    SHA256

    f7387b4786b8bea31862a530138090626a467b39a9c1e7e082d1a6fa7fa8ad52

    SHA512

    1980a37a795b93a2e10f86f990ea2b4ab583642903ef31b4c8c034d1f3b95a22492cf47beee3234a5e2c29438de76522c247455903a0718dbf16121d5cf035ee

  • C:\Users\Admin\AppData\Local\Temp\._cache_f7387b4786b8bea31862a530138090626a467b39a9c1e7e082d1a6fa7fa8ad52N.exe

    Filesize

    2.7MB

    MD5

    1255bd40100c5d7b449389360a788d7b

    SHA1

    bdf4375dccb6399df92dfbfdd466584b8e4323c8

    SHA256

    3d0c58bad97ae8f453317f19e713b611e13ed7f661f0b119431cd9f17854197c

    SHA512

    3955a21fef26aa3c991bb2079638d8ceafb5bafd4904c6d20d26a3764ff19847ab60812d9241cc8b6e11e49ea8143c2e9c03b349aa99c852c5c55b72659bf474

  • C:\Users\Admin\AppData\Local\Temp\5EC75E00

    Filesize

    21KB

    MD5

    e4659b795f20c5a5e3ae7051d4c4b424

    SHA1

    914304a5bd8e8fc7c1ff1f4b4f8b6461c7ae5dab

    SHA256

    2e9fec212fac1164d1d39c3c924bfbf337c708e76b9aebea4f670a1d435fa13e

    SHA512

    eb7a415fc6f96eb4195a8b64f35654e7715118497270d8a2786e3b3b95d5a860cad02ccb3182421888ebae0b9bd256a7c5dca02970ca4bbcf30ca5184db33f92

  • C:\Users\Admin\AppData\Local\Temp\gvfOK5WU.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • C:\Windows\Resources\Themes\icsys.icn.exe

    Filesize

    2.6MB

    MD5

    26c113e39ae04424e489d2d8dbd1fe5e

    SHA1

    3f8cb44f4405bac2f3fcdb24e2f48c2a5bc3c100

    SHA256

    ee8bc585e30d385d8d2541629a7e9d11f9e23023bfeffcb3eafef8b8a57d5687

    SHA512

    5f6599f10ccbfa99dfc77613bf5ac444f09b7073cf1fe2fa002bb4fd21aceda5e4782a9527dd86815fae79fe05c2ff68663e1822570497e47b452a0621e4b375

  • C:\Windows\Resources\spoolsv.exe

    Filesize

    2.6MB

    MD5

    58c81bba50a84dd543855d71cec52d49

    SHA1

    22e95a7706a7a31cd7b2c2922519f790bcde4078

    SHA256

    5b422cf1d550ad5810cd34df7aa707f9102567efd401e8c2cbb8dff9f12d0c16

    SHA512

    1c66aa7c1101a20c71cde2b696e52b2b6eacd69285710e32dfa5d4730fc2745aa1be9ca6c2ac48062ca22e817f415a8b9f4aa8bfc0915b344a052db3df21eccd

  • \??\c:\users\admin\appdata\local\temp\._cache_synaptics.exe 

    Filesize

    139KB

    MD5

    c30802b4db31df6154dc0d7f4e243915

    SHA1

    d309150998a6f27ea31c34ee061b3ce2dbb39c47

    SHA256

    d3d17298181eec362876e9f05757d2f282dccac7a4074a8e3589158038a97302

    SHA512

    aa6c589158e6d9b684515534df891638a0e32741cd701c46c47fd86040e885eba55804779ce60f5337ea4cd6f52f17c2c39251352678df5b88a74a01b24b0fce

  • \??\c:\windows\resources\svchost.exe

    Filesize

    2.6MB

    MD5

    5944d51c19794441b0c41f4b611d703c

    SHA1

    24011b6cffa26616d0b120a40fa975f3a50c7a55

    SHA256

    8a748233e2c0fda3d1fa17c26dfc8214b1ff62e8b33a6cf392be937d23827bc6

    SHA512

    981766c79fdde7c1c0358106ca21d74d1186173a6bfb672f9b5c30d3f8c7f8e5feb7db06b3873a57dc9604e463ec79aefbd8140ec577fcfdac8b07c538ee4c8d

  • \??\c:\windows\resources\themes\explorer.exe

    Filesize

    2.6MB

    MD5

    2d022f2ef10c3e3fc05eb1903691afbc

    SHA1

    d7c2d2005bfa0b6bdc05ceefc1d195baab982e60

    SHA256

    7cdeadfe4a14feb189cae74f4653dbc8db83866db291111065c42dd50a4e7399

    SHA512

    6ba445d86d153aedd97fcb25b7e9b44ce1f09ca0e64ece4436726dc885dce1253857a84536c093959341381bd45a8cdf3ac9c40afcefb9101aebe2eb41df086a

  • memory/224-196-0x00007FFDCD5D0000-0x00007FFDCD5E0000-memory.dmp

    Filesize

    64KB

  • memory/224-198-0x00007FFDCD5D0000-0x00007FFDCD5E0000-memory.dmp

    Filesize

    64KB

  • memory/224-199-0x00007FFDCD5D0000-0x00007FFDCD5E0000-memory.dmp

    Filesize

    64KB

  • memory/224-195-0x00007FFDCD5D0000-0x00007FFDCD5E0000-memory.dmp

    Filesize

    64KB

  • memory/224-202-0x00007FFDCB410000-0x00007FFDCB420000-memory.dmp

    Filesize

    64KB

  • memory/224-207-0x00007FFDCB410000-0x00007FFDCB420000-memory.dmp

    Filesize

    64KB

  • memory/224-197-0x00007FFDCD5D0000-0x00007FFDCD5E0000-memory.dmp

    Filesize

    64KB

  • memory/740-271-0x0000000000400000-0x0000000000A16000-memory.dmp

    Filesize

    6.1MB

  • memory/740-211-0x0000000000400000-0x0000000000A16000-memory.dmp

    Filesize

    6.1MB

  • memory/1980-306-0x0000000000400000-0x0000000000A16000-memory.dmp

    Filesize

    6.1MB

  • memory/1980-357-0x0000000000400000-0x0000000000A16000-memory.dmp

    Filesize

    6.1MB

  • memory/1980-220-0x0000000000400000-0x0000000000A16000-memory.dmp

    Filesize

    6.1MB

  • memory/1980-361-0x0000000000400000-0x0000000000A16000-memory.dmp

    Filesize

    6.1MB

  • memory/2184-360-0x0000000000400000-0x000000000077B000-memory.dmp

    Filesize

    3.5MB

  • memory/2184-133-0x00000000008E0000-0x00000000008E1000-memory.dmp

    Filesize

    4KB

  • memory/2184-352-0x0000000000400000-0x000000000077B000-memory.dmp

    Filesize

    3.5MB

  • memory/2184-314-0x0000000000400000-0x000000000077B000-memory.dmp

    Filesize

    3.5MB

  • memory/2184-305-0x0000000000400000-0x000000000077B000-memory.dmp

    Filesize

    3.5MB

  • memory/2584-246-0x0000000000400000-0x0000000000A16000-memory.dmp

    Filesize

    6.1MB

  • memory/2584-269-0x0000000000400000-0x0000000000A16000-memory.dmp

    Filesize

    6.1MB

  • memory/2736-231-0x0000000000400000-0x0000000000A16000-memory.dmp

    Filesize

    6.1MB

  • memory/2736-275-0x0000000000400000-0x0000000000A16000-memory.dmp

    Filesize

    6.1MB

  • memory/3020-192-0x0000000000400000-0x0000000000A16000-memory.dmp

    Filesize

    6.1MB

  • memory/3020-274-0x0000000000400000-0x0000000000A16000-memory.dmp

    Filesize

    6.1MB

  • memory/3824-311-0x0000000000400000-0x0000000000A16000-memory.dmp

    Filesize

    6.1MB

  • memory/3824-312-0x0000000000400000-0x0000000000A16000-memory.dmp

    Filesize

    6.1MB

  • memory/3824-241-0x0000000000400000-0x0000000000A16000-memory.dmp

    Filesize

    6.1MB

  • memory/4160-295-0x0000000000400000-0x0000000000A16000-memory.dmp

    Filesize

    6.1MB

  • memory/4160-71-0x0000000000400000-0x0000000000A16000-memory.dmp

    Filesize

    6.1MB

  • memory/4160-119-0x00000000777B4000-0x00000000777B6000-memory.dmp

    Filesize

    8KB

  • memory/4708-0-0x0000000002510000-0x0000000002511000-memory.dmp

    Filesize

    4KB

  • memory/4708-130-0x0000000000400000-0x000000000077B000-memory.dmp

    Filesize

    3.5MB