Analysis

  • max time kernel
    150s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2024, 10:39

General

  • Target

    OpenPurchaseOrderSummarySheet.vbs

  • Size

    641B

  • MD5

    2bf2f38caab1fe7c657d29984c228b71

  • SHA1

    7a469f97c2e5d0dc1b786d89fc90c11a413275a5

  • SHA256

    44d5e912b8ef69914ba4ba6064dcded455f65e53ae2cfe4addee0f597b51e2c1

  • SHA512

    d15b9206341d49ec4928dc8f333c89e7bbc2cf31c3005c5bd6cea8bdbd91505607552c2e833bdbebf2235c75d2aeb97837bd5a9aaa3f531dfe4d2c4a28b2b428

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

  • Xred

    Xred is backdoor written in Delphi.

  • Xred family
  • Blocklisted process makes network request 4 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 7 IoCs
  • Loads dropped DLL 7 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • AutoIT Executable 6 IoCs

    AutoIT scripts compiled to PE executables.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 11 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
  • Modifies system certificate store 2 TTPs 3 IoCs
  • NTFS ADS 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 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 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\OpenPurchaseOrderSummarySheet.vbs"
    1⤵
    • Blocklisted process makes network request
    • Drops startup file
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:1164
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Google.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Google.exe"
      2⤵
      • Executes dropped EXE
      • 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_Google.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_Google.exe"
        3⤵
        • Drops startup file
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • NTFS ADS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of WriteProcessMemory
        PID:1600
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c schtasks /create /tn UAINOJ.exe /tr C:\Users\Admin\AppData\Roaming\Windata\TCPKPY.exe /sc minute /mo 1
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1572
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /create /tn UAINOJ.exe /tr C:\Users\Admin\AppData\Roaming\Windata\TCPKPY.exe /sc minute /mo 1
            5⤵
            • System Location Discovery: System Language Discovery
            • Scheduled Task/Job: Scheduled Task
            PID:1580
        • C:\Windows\SysWOW64\WSCript.exe
          WSCript C:\Users\Admin\AppData\Local\Temp\UAINOJ.vbs
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1640
      • C:\ProgramData\Synaptics\Synaptics.exe
        "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1204
        • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
          "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:1788
  • 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:648
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {7D028302-5685-467B-854F-93CC16839C98} S-1-5-21-3551809350-4263495960-1443967649-1000:NNYJZAHP\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1612
    • C:\Users\Admin\AppData\Roaming\Windata\TCPKPY.exe
      C:\Users\Admin\AppData\Roaming\Windata\TCPKPY.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2168
    • C:\Users\Admin\AppData\Roaming\Windata\TCPKPY.exe
      C:\Users\Admin\AppData\Roaming\Windata\TCPKPY.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3008
    • C:\Users\Admin\AppData\Roaming\Windata\TCPKPY.exe
      C:\Users\Admin\AppData\Roaming\Windata\TCPKPY.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2024

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          a3d150a364a32fd823beb50d3b60b481

          SHA1

          bbbe9c588f39fe5dc30303563266e2b07a3dbbf1

          SHA256

          8e211ef127bd77e0b1da5c0570ae435217b9efc3d42b478a8b4e3f117a9a6a04

          SHA512

          a1a93fbcf3d089842db056d68777f10fa4b4aa08a73f0c2ff75111ef78a059228807014152766034d39f2b3818084eb2bb2c01330f5817910e7eea8247b1e3cb

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

          Filesize

          1.4MB

          MD5

          3bf7444911198b54b1e8ab53f236683e

          SHA1

          84e7db884577df03c7a4feb54651985d76856c16

          SHA256

          78bce6367fa6f47f8ff5f2e72a4f91065ad36f470860da23542d450efd1f896e

          SHA512

          551e4a88495f9e18c226e27cc342e968c659ec93ac5e7adf4a23f1b0ed3d915fae3bce61e0845f5db7882a0dfff451f3d3839d00a03ae984e80bfe2e7ab8953f

        • C:\Users\Admin\AppData\Local\Temp\5tQjCLEk.xlsm

          Filesize

          17KB

          MD5

          e566fc53051035e1e6fd0ed1823de0f9

          SHA1

          00bc96c48b98676ecd67e81a6f1d7754e4156044

          SHA256

          8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

          SHA512

          a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

        • C:\Users\Admin\AppData\Local\Temp\CabD5D7.tmp

          Filesize

          70KB

          MD5

          49aebf8cbd62d92ac215b2923fb1b9f5

          SHA1

          1723be06719828dda65ad804298d0431f6aff976

          SHA256

          b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

          SHA512

          bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

        • C:\Users\Admin\AppData\Local\Temp\TarD5EA.tmp

          Filesize

          181KB

          MD5

          4ea6026cf93ec6338144661bf1202cd1

          SHA1

          a1dec9044f750ad887935a01430bf49322fbdcb7

          SHA256

          8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

          SHA512

          6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

        • C:\Users\Admin\AppData\Local\Temp\UAINOJ.vbs

          Filesize

          848B

          MD5

          38633df408eab071a57c8705ceab5625

          SHA1

          e0969c4b1d47dae8ba51b829f7b453bed52a7f23

          SHA256

          c31c483041db528685798e46af3a872d0b5aa00a3a0df1bac85a253d5ae24aad

          SHA512

          c9c42135f180bd7364c737b2c2a2ac1df0ec735f66d393d39e86b62006ac4f525fa543cae00c284b45df33ba76a0527e8f36069282a1142011ab69f69a9e61f5

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Google.exe

          Filesize

          2.1MB

          MD5

          a6bd561711ea8c2064c20644cceee074

          SHA1

          cb330a1ad78387bdc401142feecac763ac63d3d9

          SHA256

          e6f8edcbe69419008b7e54f8554fc1aec66208de10c26a982d624ea91aed8092

          SHA512

          62d55f02d14d122b10a0ef08dfa5ffa950f4153863246e3f6e6a6bd1a4d1c63321c7c4e9fb4306c0535e73389d764cc0646c0821a62fd50a2896ec49f205490b

        • memory/648-107-0x000000005FFF0000-0x0000000060000000-memory.dmp

          Filesize

          64KB

        • memory/1204-127-0x0000000000400000-0x0000000000621000-memory.dmp

          Filesize

          2.1MB

        • memory/1204-130-0x0000000000400000-0x0000000000621000-memory.dmp

          Filesize

          2.1MB

        • memory/1204-166-0x0000000000400000-0x0000000000621000-memory.dmp

          Filesize

          2.1MB

        • memory/2600-88-0x0000000000400000-0x0000000000621000-memory.dmp

          Filesize

          2.1MB

        • memory/2600-60-0x0000000000220000-0x0000000000221000-memory.dmp

          Filesize

          4KB