Overview

overview

10

Static

static

10

AYRASY.exe

windows7-x64

10

AYRASY.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-12-2024 10:31

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General

  • Target

    AYRASY.exe

  • Size

    1.7MB

  • MD5

    07e25c260c13b82cd867daef02255c82

  • SHA1

    ebc6562d3eb2a877d8cfeafcada1e1af1a66e208

  • SHA256

    72d043dcd766da3f32477c3c1612165b2124f347013bbb69ba3da85eaf9e3d40

  • SHA512

    dcf874250b8b302fff6ba5466b240660d06613838bc24ff76ab8f060ad8fb6ddbdfd58548034d08ab43906dd4b0f91a3ad2f31fe298dc20005f8a0a48873afd9

  • SSDEEP

    49152:jnsHyjtk2MYC5GDIhloJfEEaiSgCkqoHisJ:jnsmtk2athlVER3CkqoHxJ

Score
10/10
xredbackdoordiscoverypersistenceupx

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.

    backdoorxred
  • Xred family
    xred
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Drops startup file 1 IoCs
  • Executes dropped EXE 5 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • AutoIT Executable 19 IoCs

    AutoIT scripts compiled to PE executables.

  • UPX packed file 22 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • 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.

    discovery
  • 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
  • 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.

    persistenceexecution
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\AYRASY.exe
    "C:\Users\Admin\AppData\Local\Temp\AYRASY.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:3180
    • C:\Users\Admin\AppData\Local\Temp\._cache_AYRASY.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_AYRASY.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • 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:4888
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c schtasks /create /tn WBHUSK.exe /tr C:\Users\Admin\AppData\Roaming\Windata\YOABSG.exe /sc minute /mo 1
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1976
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /create /tn WBHUSK.exe /tr C:\Users\Admin\AppData\Roaming\Windata\YOABSG.exe /sc minute /mo 1
          4⤵
          • System Location Discovery: System Language Discovery
          • Scheduled Task/Job: Scheduled Task
          PID:476
      • C:\Windows\SysWOW64\WSCript.exe
        WSCript C:\Users\Admin\AppData\Local\Temp\WBHUSK.vbs
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2320
    • 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:2528
      • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:3324
  • 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:4192
  • C:\Users\Admin\AppData\Roaming\Windata\YOABSG.exe
    C:\Users\Admin\AppData\Roaming\Windata\YOABSG.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:4956
  • C:\Users\Admin\AppData\Roaming\Windata\YOABSG.exe
    C:\Users\Admin\AppData\Roaming\Windata\YOABSG.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:3208

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe
    Filesize

    1.7MB

    MD5

    07e25c260c13b82cd867daef02255c82

    SHA1

    ebc6562d3eb2a877d8cfeafcada1e1af1a66e208

    SHA256

    72d043dcd766da3f32477c3c1612165b2124f347013bbb69ba3da85eaf9e3d40

    SHA512

    dcf874250b8b302fff6ba5466b240660d06613838bc24ff76ab8f060ad8fb6ddbdfd58548034d08ab43906dd4b0f91a3ad2f31fe298dc20005f8a0a48873afd9

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\._cache_AYRASY.exe
    Filesize

    955KB

    MD5

    8e44132c27adc94100c8d8be5d4ad041

    SHA1

    8f6d3501aee4ca56051fbcd4d4258dcab9bf8aa1

    SHA256

    7e9ff2f8db8a740fb31a969b90aa86a4d11bbd919233ac2a9d676fc82b426b94

    SHA512

    a06dd554b16630570c4f25d2c540e297233a201c9233977a5b06664b7659aa8cbaead38fab88841c8adcaa5f09f7e23297e92b7d9529ca0d3b2da5e860c4584b

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\53F75E00
    Filesize

    24KB

    MD5

    09585187154aab1278be83302f3282fb

    SHA1

    27aa07e56dbd961149bc2721153af92f04ad30c5

    SHA256

    109d24dc2ce0fb564432d47ee29601e97ec98c6b9a93d9d36576c2f0bf1d39c6

    SHA512

    89aa5509a576acab5cbb427c415e99e5fc2b4c3e5266128ce33678b39c6b72ae5579c8c44fe80237146897bd246cf42d5ea87ed5b867940bdb62c56a16f5b64b

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\WBHUSK.vbs
    Filesize

    848B

    MD5

    c87809e03ef239d3ce52503c4047df82

    SHA1

    3ed3c7002088b123fd91fdb9f419b5999b2d1a63

    SHA256

    58bbdf2578e7b05f0e52113715e0699994d2750c0d0de792ee3446310cc64115

    SHA512

    e0113ace19879f2f06e18fce9a4da17b7108b6d7cea416469c88c891c3efeb00387c119420828fe381054a472921f2df8ff4e46ae932999a9889668f10f88202

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\zvhCXBXo.xlsm
    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

    Download Submit

  • memory/2528-201-0x0000000002200000-0x0000000002201000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2528-130-0x0000000002200000-0x0000000002201000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2528-203-0x0000000000400000-0x00000000005B1000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/2528-302-0x0000000000400000-0x00000000005B1000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/2528-258-0x0000000000400000-0x00000000005B1000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/2528-263-0x0000000000400000-0x00000000005B1000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/2528-265-0x0000000000400000-0x00000000005B1000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/3180-129-0x0000000000400000-0x00000000005B1000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/3180-0-0x00000000006E0000-0x00000000006E1000-memory.dmp

    Filesize

    4KB

    Download

  • memory/3208-307-0x0000000000F00000-0x000000000110E000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/3324-199-0x0000000000A90000-0x0000000000C9E000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/3324-195-0x0000000000A90000-0x0000000000C9E000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/4192-205-0x00007FFB77EB0000-0x00007FFB77EC0000-memory.dmp

    Filesize

    64KB

    Download

  • memory/4192-209-0x00007FFB75B80000-0x00007FFB75B90000-memory.dmp

    Filesize

    64KB

    Download

  • memory/4192-210-0x00007FFB75B80000-0x00007FFB75B90000-memory.dmp

    Filesize

    64KB

    Download

  • memory/4192-207-0x00007FFB77EB0000-0x00007FFB77EC0000-memory.dmp

    Filesize

    64KB

    Download

  • memory/4192-208-0x00007FFB77EB0000-0x00007FFB77EC0000-memory.dmp

    Filesize

    64KB

    Download

  • memory/4192-206-0x00007FFB77EB0000-0x00007FFB77EC0000-memory.dmp

    Filesize

    64KB

    Download

  • memory/4192-204-0x00007FFB77EB0000-0x00007FFB77EC0000-memory.dmp

    Filesize

    64KB

    Download

  • memory/4888-262-0x0000000000F80000-0x000000000118E000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/4888-306-0x0000000000F80000-0x000000000118E000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/4888-264-0x0000000000F80000-0x000000000118E000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/4888-70-0x0000000000F80000-0x000000000118E000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/4888-266-0x0000000000F80000-0x000000000118E000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/4888-313-0x0000000000F80000-0x000000000118E000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/4888-311-0x0000000000F80000-0x000000000118E000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/4888-272-0x0000000000F80000-0x000000000118E000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/4888-276-0x0000000000F80000-0x000000000118E000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/4888-279-0x0000000000F80000-0x000000000118E000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/4888-301-0x0000000000F80000-0x000000000118E000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/4888-202-0x0000000000F80000-0x000000000118E000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/4888-303-0x0000000000F80000-0x000000000118E000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/4888-257-0x0000000000F80000-0x000000000118E000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/4888-200-0x0000000000F80000-0x000000000118E000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/4888-309-0x0000000000F80000-0x000000000118E000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/4956-271-0x0000000000F00000-0x000000000110E000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/4956-269-0x0000000000F00000-0x000000000110E000-memory.dmp

    Filesize

    2.1MB

    Download