Overview

overview

10

Static

static

1

YCSET_Purc...ls.vbs

windows7-x64

8

YCSET_Purc...ls.vbs

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    148s
  • 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 10:35

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General

  • Target

    YCSET_PurchaseOrderSummaryDetails.vbs

  • Size

    661B

  • MD5

    3f54630f2965d5cce0465f1e80bb9b18

  • SHA1

    51384b0b125117f4a25ffc39de41390651593f7a

  • SHA256

    c0ef8a963ad2dae97f7277def4b571d5fb03270d46e640282ec806ca95d3b874

  • SHA512

    5eaf076a7ab1544e0277b8465c315727840df8160c6b32c17ba272b808c42c910e77ae5f8d59eb0b8f07dd157171f0f02acf7b097e5f820ab2ed07db47a3154e

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
  • Blocklisted process makes network request 2 IoCs
  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Drops startup file 2 IoCs
  • Executes dropped EXE 7 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • AutoIT Executable 19 IoCs

    AutoIT scripts compiled to PE executables.

  • UPX packed file 24 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 10 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 21 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\YCSET_PurchaseOrderSummaryDetails.vbs"
    1⤵
    • Blocklisted process makes network request
    • Drops startup file
    • Suspicious use of WriteProcessMemory
    PID:1528
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\update.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\update.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:1492
      • C:\Users\Admin\AppData\Local\Temp\._cache_update.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_update.exe"
        3⤵
        • 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:4168
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c schtasks /create /tn BQQQVU.exe /tr C:\Users\Admin\AppData\Roaming\Windata\XNLAGO.exe /sc minute /mo 1
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3420
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /create /tn BQQQVU.exe /tr C:\Users\Admin\AppData\Roaming\Windata\XNLAGO.exe /sc minute /mo 1
            5⤵
            • System Location Discovery: System Language Discovery
            • Scheduled Task/Job: Scheduled Task
            PID:1440
        • C:\Windows\SysWOW64\WSCript.exe
          WSCript C:\Users\Admin\AppData\Local\Temp\BQQQVU.vbs
          4⤵
          • System Location Discovery: System Language Discovery
          PID:760
      • C:\ProgramData\Synaptics\Synaptics.exe
        "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:2892
        • 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:4932
  • 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:1712
  • C:\Users\Admin\AppData\Roaming\Windata\XNLAGO.exe
    C:\Users\Admin\AppData\Roaming\Windata\XNLAGO.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:5000
  • C:\Users\Admin\AppData\Roaming\Windata\XNLAGO.exe
    C:\Users\Admin\AppData\Roaming\Windata\XNLAGO.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:1468
  • C:\Users\Admin\AppData\Roaming\Windata\XNLAGO.exe
    C:\Users\Admin\AppData\Roaming\Windata\XNLAGO.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:1528

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    1.2MB

    MD5

    fbe9e7e00a80a2321badfa4e962fe15e

    SHA1

    ce7d9083a3a7a5a7f627cf1cdc4946756df3aaa9

    SHA256

    7df6c8d2b3479312e1e8bf177d58e7f69c11b932177f288c0fc0d2aee2f869d7

    SHA512

    a27903f33a6b7b6b003ee5cb80b7ff640ef24d1ca635ce79d15de94f69e6b2bdc8ca3e6e699f130bbc9e6d629312cc48216624a6110caa068c532aa9133646e2

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\3FC75E00
    Filesize

    23KB

    MD5

    aba56d4a590170e70d4d05a52ca282eb

    SHA1

    cad82ac998041cb171296ed4ec802737e0b4a30e

    SHA256

    2c7d280c6ebc5d373a0e8e05a43c6f7c932a137a5273e7054f7b5227b818ea14

    SHA512

    f925128f287eff3db9f9082544f0783aa4ca9b3766145830030b680e1e120f77490c03ee6624e8deed6f1e045d6a10bea18370ba7778b105665f7590a34be1b3

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\8mW5AHMq.xlsm
    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

    Download Submit

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

    848B

    MD5

    4b0af3d3c9a204e96ee0d3cb3a1ea5d4

    SHA1

    78d936c44bcd927143531fdeaf20e4716cfe094c

    SHA256

    b0611905352bca899d39f431e554333b34d027fc11adc250aa31ac698b10e3d6

    SHA512

    5441ff2d0077b727c5825945c079d58eedfb2fc684692adb0ef13dbc38e2459b9558649fcc1cae32ab8e92aadbc6a811aba516561a585a33072e9be70fd5d888

    Download Submit

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

    1.9MB

    MD5

    290a46d2614f4ce4f7ad75d2cea2ce23

    SHA1

    cc9f762b21f649252881087b2ff56e88d4b5a6f1

    SHA256

    7cbe965fa1278ba09c31e191c19ac1e2b52f940b656273872c805833ae03e276

    SHA512

    2a6d87585971cf166d4df1b2bcfe80a8b066d1cf4cbf646addf0735b62644ab5d9624b635aa1ba89b0b36107fd2899bec2f95d6a55d2faff579272e1e758fe98

    Download Submit

  • memory/1468-305-0x00000000005B0000-0x0000000000832000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/1468-306-0x00000000005B0000-0x0000000000832000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/1492-137-0x0000000000400000-0x00000000005EC000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/1492-8-0x0000000002590000-0x0000000002591000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1528-320-0x00000000005B0000-0x0000000000832000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/1712-205-0x00007FF964350000-0x00007FF964360000-memory.dmp

    Filesize

    64KB

    Download

  • memory/1712-206-0x00007FF964350000-0x00007FF964360000-memory.dmp

    Filesize

    64KB

    Download

  • memory/1712-209-0x00007FF964350000-0x00007FF964360000-memory.dmp

    Filesize

    64KB

    Download

  • memory/1712-208-0x00007FF964350000-0x00007FF964360000-memory.dmp

    Filesize

    64KB

    Download

  • memory/1712-207-0x00007FF964350000-0x00007FF964360000-memory.dmp

    Filesize

    64KB

    Download

  • memory/1712-211-0x00007FF962230000-0x00007FF962240000-memory.dmp

    Filesize

    64KB

    Download

  • memory/1712-212-0x00007FF962230000-0x00007FF962240000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2892-261-0x0000000000400000-0x00000000005EC000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/2892-303-0x0000000000400000-0x00000000005EC000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4168-260-0x0000000000820000-0x0000000000AA2000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4168-259-0x0000000000820000-0x0000000000AA2000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4168-321-0x0000000000820000-0x0000000000AA2000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4168-269-0x0000000000820000-0x0000000000AA2000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4168-271-0x0000000000820000-0x0000000000AA2000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4168-273-0x0000000000820000-0x0000000000AA2000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4168-275-0x0000000000820000-0x0000000000AA2000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4168-280-0x0000000000820000-0x0000000000AA2000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4168-302-0x0000000000820000-0x0000000000AA2000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4168-72-0x0000000000820000-0x0000000000AA2000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4168-317-0x0000000000820000-0x0000000000AA2000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4168-315-0x0000000000820000-0x0000000000AA2000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4168-307-0x0000000000820000-0x0000000000AA2000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4168-309-0x0000000000820000-0x0000000000AA2000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4168-311-0x0000000000820000-0x0000000000AA2000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4168-313-0x0000000000820000-0x0000000000AA2000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4932-204-0x0000000000130000-0x00000000003B2000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4932-210-0x0000000000130000-0x00000000003B2000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/5000-266-0x00000000005B0000-0x0000000000832000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/5000-268-0x00000000005B0000-0x0000000000832000-memory.dmp

    Filesize

    2.5MB

    Download