Analysis

  • max time kernel
    120s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-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.

  • Executes dropped EXE 9 IoCs
  • Loads dropped DLL 11 IoCs
  • Themida packer 24 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 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 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of SetWindowsHookEx 13 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f7387b4786b8bea31862a530138090626a467b39a9c1e7e082d1a6fa7fa8ad52N.exe
    "C:\Users\Admin\AppData\Local\Temp\f7387b4786b8bea31862a530138090626a467b39a9c1e7e082d1a6fa7fa8ad52N.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2600
    • 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:2392
    • C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3032
      • 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
        • Loads dropped DLL
        • 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:2972
        • \??\c:\users\admin\appdata\local\temp\._cache_synaptics.exe 
          c:\users\admin\appdata\local\temp\._cache_synaptics.exe  InjUpdate
          4⤵
          • Executes dropped EXE
          PID:1184
        • 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
          • Loads dropped DLL
          • 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:1168
          • \??\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
            • Loads dropped DLL
            • 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: EnumeratesProcesses
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:2976
            • \??\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
              • Loads dropped DLL
              • 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:900
              • \??\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
                • Loads dropped DLL
                • 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: EnumeratesProcesses
                • Suspicious behavior: GetForegroundWindowSpam
                • Suspicious use of SetWindowsHookEx
                • Suspicious use of WriteProcessMemory
                PID:2488
                • \??\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:1352
                • C:\Windows\SysWOW64\schtasks.exe
                  schtasks /create /tn "svchost" /tr "c:\windows\resources\svchost.exe" /sc daily /st 06:12 /f
                  8⤵
                  • System Location Discovery: System Language Discovery
                  • Scheduled Task/Job: Scheduled Task
                  PID:2536
                • C:\Windows\SysWOW64\schtasks.exe
                  schtasks /create /tn "svchost" /tr "c:\windows\resources\svchost.exe" /sc daily /st 06:13 /f
                  8⤵
                  • System Location Discovery: System Language Discovery
                  • Scheduled Task/Job: Scheduled Task
                  PID:864
            • C:\Windows\Explorer.exe
              C:\Windows\Explorer.exe
              6⤵
                PID:1544
    • 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:2820

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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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\sNJVAwfS.xlsm

      Filesize

      21KB

      MD5

      f9b833379be88e07443d151f58d6bd94

      SHA1

      1117b4c054cd54d6e267a5295015d7aa513c83a7

      SHA256

      9bc8440083f4e6972dd4a79cdf3ad2e5cacdfc6a7df8405b949385df62805121

      SHA512

      5e3e4758a4010ee385b36975ee39e1f462866db96ac2a9c8a61f895061a3970d8a6ef79e2ebefa862ae43c899a385838f99fe726cb3275041115c0a3c2e664f7

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

      Filesize

      17KB

      MD5

      e566fc53051035e1e6fd0ed1823de0f9

      SHA1

      00bc96c48b98676ecd67e81a6f1d7754e4156044

      SHA256

      8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

      SHA512

      a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

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

      Filesize

      2.7MB

      MD5

      1255bd40100c5d7b449389360a788d7b

      SHA1

      bdf4375dccb6399df92dfbfdd466584b8e4323c8

      SHA256

      3d0c58bad97ae8f453317f19e713b611e13ed7f661f0b119431cd9f17854197c

      SHA512

      3955a21fef26aa3c991bb2079638d8ceafb5bafd4904c6d20d26a3764ff19847ab60812d9241cc8b6e11e49ea8143c2e9c03b349aa99c852c5c55b72659bf474

    • \Users\Admin\AppData\Local\Temp\._cache_synaptics.exe 

      Filesize

      139KB

      MD5

      c30802b4db31df6154dc0d7f4e243915

      SHA1

      d309150998a6f27ea31c34ee061b3ce2dbb39c47

      SHA256

      d3d17298181eec362876e9f05757d2f282dccac7a4074a8e3589158038a97302

      SHA512

      aa6c589158e6d9b684515534df891638a0e32741cd701c46c47fd86040e885eba55804779ce60f5337ea4cd6f52f17c2c39251352678df5b88a74a01b24b0fce

    • \Windows\Resources\Themes\explorer.exe

      Filesize

      2.6MB

      MD5

      b2158fae6f9d41923261fa11efd12ff8

      SHA1

      bdacfdb4ec9238e580d68bf58a12845c226857c5

      SHA256

      55d084b53ea484172a0577e4e31d793af4cd72a023d05d5c2c7f96a98d417991

      SHA512

      ff54fd596bb571de9824cd2911c6e8a94b2f3b8ef8261226fe5a7d4d64db667620f72347ed2c36e193b800dae0e2c158c258324f82413a549896f4675856cfe2

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

      Filesize

      2.6MB

      MD5

      26c113e39ae04424e489d2d8dbd1fe5e

      SHA1

      3f8cb44f4405bac2f3fcdb24e2f48c2a5bc3c100

      SHA256

      ee8bc585e30d385d8d2541629a7e9d11f9e23023bfeffcb3eafef8b8a57d5687

      SHA512

      5f6599f10ccbfa99dfc77613bf5ac444f09b7073cf1fe2fa002bb4fd21aceda5e4782a9527dd86815fae79fe05c2ff68663e1822570497e47b452a0621e4b375

    • \Windows\Resources\spoolsv.exe

      Filesize

      2.6MB

      MD5

      d441995607adc3b2db21babfc6d2bcf9

      SHA1

      bc167458902b2c38d5ddf605262882b81011d7f7

      SHA256

      27d8f77202474805850ac140c8fc116ca4df2e68ae6676c8c1b75141cdab81e9

      SHA512

      68eda4d4a36b5ce0f9d7e8af9aa4801e3217807bbcc39e79ec4fe65e3cd665a5848759f1849f4d90ef1de2a04f294ce296803549ebce27448947329013bdce49

    • \Windows\Resources\svchost.exe

      Filesize

      2.6MB

      MD5

      9c3b03b83270fef3f70478f4b4d4f1b5

      SHA1

      ff2492f321d6861fb5a0c31544af045236b9535b

      SHA256

      d89c07315cc673629a691d85334d4a9456f63e672ccc8b7a00d44e237fc34b4a

      SHA512

      d877d34d1912e0c6fc12423370a9f374f04b60bd8cf2ac4fbb70f5b7e33a9ff6319f09ab39dba68d91947aff5e7c70c06b8c462e9ec333c3ec3e97a144e77daf

    • memory/900-138-0x0000000000400000-0x0000000000A16000-memory.dmp

      Filesize

      6.1MB

    • memory/900-139-0x0000000000400000-0x0000000000A16000-memory.dmp

      Filesize

      6.1MB

    • memory/1168-140-0x0000000000400000-0x0000000000A16000-memory.dmp

      Filesize

      6.1MB

    • memory/1168-54-0x0000000000400000-0x0000000000A16000-memory.dmp

      Filesize

      6.1MB

    • memory/1168-84-0x00000000032D0000-0x00000000038E6000-memory.dmp

      Filesize

      6.1MB

    • memory/1168-130-0x00000000032D0000-0x00000000038E6000-memory.dmp

      Filesize

      6.1MB

    • memory/1168-115-0x0000000000400000-0x0000000000A16000-memory.dmp

      Filesize

      6.1MB

    • memory/1352-136-0x0000000000400000-0x0000000000A16000-memory.dmp

      Filesize

      6.1MB

    • memory/1352-132-0x0000000000400000-0x0000000000A16000-memory.dmp

      Filesize

      6.1MB

    • memory/2392-65-0x0000000000400000-0x0000000000A16000-memory.dmp

      Filesize

      6.1MB

    • memory/2392-18-0x0000000000400000-0x0000000000A16000-memory.dmp

      Filesize

      6.1MB

    • memory/2488-121-0x0000000000400000-0x0000000000A16000-memory.dmp

      Filesize

      6.1MB

    • memory/2488-128-0x0000000003400000-0x0000000003A16000-memory.dmp

      Filesize

      6.1MB

    • memory/2488-181-0x0000000000400000-0x0000000000A16000-memory.dmp

      Filesize

      6.1MB

    • memory/2488-160-0x0000000000400000-0x0000000000A16000-memory.dmp

      Filesize

      6.1MB

    • memory/2600-0-0x0000000000220000-0x0000000000221000-memory.dmp

      Filesize

      4KB

    • memory/2600-17-0x0000000005310000-0x0000000005926000-memory.dmp

      Filesize

      6.1MB

    • memory/2600-26-0x0000000000400000-0x000000000077B000-memory.dmp

      Filesize

      3.5MB

    • memory/2820-43-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2972-61-0x0000000000400000-0x0000000000A16000-memory.dmp

      Filesize

      6.1MB

    • memory/2972-38-0x0000000000400000-0x0000000000A16000-memory.dmp

      Filesize

      6.1MB

    • memory/2972-53-0x0000000003350000-0x0000000003966000-memory.dmp

      Filesize

      6.1MB

    • memory/2976-85-0x0000000000400000-0x0000000000A16000-memory.dmp

      Filesize

      6.1MB

    • memory/2976-137-0x00000000033E0000-0x00000000039F6000-memory.dmp

      Filesize

      6.1MB

    • memory/2976-131-0x0000000000400000-0x0000000000A16000-memory.dmp

      Filesize

      6.1MB

    • memory/2976-143-0x0000000000400000-0x0000000000A16000-memory.dmp

      Filesize

      6.1MB

    • memory/2976-95-0x00000000033E0000-0x00000000039F6000-memory.dmp

      Filesize

      6.1MB

    • memory/2976-183-0x0000000000400000-0x0000000000A16000-memory.dmp

      Filesize

      6.1MB

    • memory/3032-37-0x0000000005310000-0x0000000005926000-memory.dmp

      Filesize

      6.1MB

    • memory/3032-216-0x0000000000400000-0x000000000077B000-memory.dmp

      Filesize

      3.5MB

    • memory/3032-163-0x0000000000400000-0x000000000077B000-memory.dmp

      Filesize

      3.5MB

    • memory/3032-97-0x0000000000400000-0x000000000077B000-memory.dmp

      Filesize

      3.5MB

    • memory/3032-83-0x0000000005310000-0x0000000005926000-memory.dmp

      Filesize

      6.1MB