Overview

overview

10

Static

static

10

New PO - S...df.exe

windows7-x64

10

New PO - S...df.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    151s
  • 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 10:28

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General

  • Target

    New PO - Supplier 16-12-2024-Pdf.exe

  • Size

    2.1MB

  • MD5

    38d3095d1b748cd53c65395718d7c5f4

  • SHA1

    3c0221471b641a641a9141a731f6ee09663e6538

  • SHA256

    f3724bf49bfd8d11ef1f81b4c6aebc4d3281cecfa357d4fb3ae388a4add242e6

  • SHA512

    f0ab6ed5dfa52d8159c5090fd96087ba8e89c26c2fdb90fae3f4d19b6952250ecd49846b9198d7c77affb6fabe3a0e53758392409a73552b202591433afc03e6

  • SSDEEP

    49152:ZnsHyjtk2MYC5GDqkwkn9IMHea2A07SXq6zMaPCSO:Znsmtk2acdnV+FSvPCt

Score
10/10
xredbackdoordiscoverypersistence

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 5 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 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 6 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\New PO - Supplier 16-12-2024-Pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\New PO - Supplier 16-12-2024-Pdf.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:4376
    • C:\Users\Admin\AppData\Local\Temp\._cache_New PO - Supplier 16-12-2024-Pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_New PO - Supplier 16-12-2024-Pdf.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:4076
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c schtasks /create /tn BBLXFG.exe /tr C:\Users\Admin\AppData\Roaming\Windata\TXAASJ.exe /sc minute /mo 1
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3748
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /create /tn BBLXFG.exe /tr C:\Users\Admin\AppData\Roaming\Windata\TXAASJ.exe /sc minute /mo 1
          4⤵
          • System Location Discovery: System Language Discovery
          • Scheduled Task/Job: Scheduled Task
          PID:1320
      • C:\Windows\SysWOW64\WSCript.exe
        WSCript C:\Users\Admin\AppData\Local\Temp\BBLXFG.vbs
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1448
    • 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:2640
      • 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:908
  • 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:944
  • C:\Users\Admin\AppData\Roaming\Windata\TXAASJ.exe
    C:\Users\Admin\AppData\Roaming\Windata\TXAASJ.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:3604
  • C:\Users\Admin\AppData\Roaming\Windata\TXAASJ.exe
    C:\Users\Admin\AppData\Roaming\Windata\TXAASJ.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:4864

Network

MITRE ATT&CK Enterprise v15

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Downloads

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

    2.1MB

    MD5

    38d3095d1b748cd53c65395718d7c5f4

    SHA1

    3c0221471b641a641a9141a731f6ee09663e6538

    SHA256

    f3724bf49bfd8d11ef1f81b4c6aebc4d3281cecfa357d4fb3ae388a4add242e6

    SHA512

    f0ab6ed5dfa52d8159c5090fd96087ba8e89c26c2fdb90fae3f4d19b6952250ecd49846b9198d7c77affb6fabe3a0e53758392409a73552b202591433afc03e6

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\._cache_New PO - Supplier 16-12-2024-Pdf.exe
    Filesize

    1.4MB

    MD5

    df6fa61ac1509c2d8b720690829d5634

    SHA1

    4430a5461b9c0b5fb8ad0398edad7b5e89159441

    SHA256

    90520e67bffe18505e7d77356a0adbf8ab6663862ef765387eeaf6e2ce5a32d6

    SHA512

    4f953ead572c92bde737227c1afa88bc2d274118e42c99e9245405b4748fa0f258ca8b334ecf219e5c7d2adbbf9185ca4cbbdcc5ef312c26aa7e81bd32d0610c

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\96E75E00
    Filesize

    24KB

    MD5

    8bfba1c2293200a63a37ef9d2318a669

    SHA1

    fe2697dce3412975f472aea9d5b4e53be188a315

    SHA256

    831b1322cab60012819f0cba3a6182ce4cae872f4994dd42c30c72b728480665

    SHA512

    8fe19446272deae629cce854cc7903d6aabf9bcd44beb3d8fa8c86591e699f40a83b883b0c6c77d2bc92a80a6d8d3896c34599875f8663d48315e71868543757

    Download Submit

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

    900B

    MD5

    3e851118eab36212fdd67ab35c0803bc

    SHA1

    e83e18b64d9dc63578e9fbad84bbb5f7ea83fbda

    SHA256

    d7f3d8079ccd68f3d3699082a90113f05c0e75b5b5d3fe49739568a2da8301db

    SHA512

    9d8518f622f74a98e1a4fb4b23653a417d25390fa3ca832d02fa9201269e5f67549d611a2379550b8083225303d1b11a3755c5e476fdf7c89e1aee3482318180

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\nviR8PoH.xlsm
    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

    Download Submit

  • memory/944-202-0x00007FFBCE540000-0x00007FFBCE550000-memory.dmp

    Filesize

    64KB

    Download

  • memory/944-198-0x00007FFBD0CF0000-0x00007FFBD0D00000-memory.dmp

    Filesize

    64KB

    Download

  • memory/944-200-0x00007FFBD0CF0000-0x00007FFBD0D00000-memory.dmp

    Filesize

    64KB

    Download

  • memory/944-199-0x00007FFBD0CF0000-0x00007FFBD0D00000-memory.dmp

    Filesize

    64KB

    Download

  • memory/944-197-0x00007FFBD0CF0000-0x00007FFBD0D00000-memory.dmp

    Filesize

    64KB

    Download

  • memory/944-196-0x00007FFBD0CF0000-0x00007FFBD0D00000-memory.dmp

    Filesize

    64KB

    Download

  • memory/944-201-0x00007FFBCE540000-0x00007FFBCE550000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2640-129-0x00000000007B0000-0x00000000007B1000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2640-250-0x00000000007B0000-0x00000000007B1000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2640-249-0x0000000000400000-0x0000000000620000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/2640-284-0x0000000000400000-0x0000000000620000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/4376-0-0x00000000024C0000-0x00000000024C1000-memory.dmp

    Filesize

    4KB

    Download

  • memory/4376-128-0x0000000000400000-0x0000000000620000-memory.dmp

    Filesize

    2.1MB

    Download