Analysis

  • max time kernel
    119s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-11-2024 15:46

General

  • Target

    3d3cc534db1f2ad1452c0eb794a882e834bdb9feee3674bf08ac117b73dbe011N.exe

  • Size

    1.2MB

  • MD5

    b0f3d67ce3a2bcb8d4d2bfbef5fc2910

  • SHA1

    84220d50882074e7aeeeb8c57615c73030756525

  • SHA256

    3d3cc534db1f2ad1452c0eb794a882e834bdb9feee3674bf08ac117b73dbe011

  • SHA512

    cb41ee262d3f0235b318438dfa63f5dea379e27f78b28d0d379b38abfdee8b740ac7faaa06d59f71836f85171d65c64b6a402aaad27fc2dc87ff85df92e2deae

  • SSDEEP

    24576:rnsJ39LyjbJkQFMhmC+6GD95gkRExMcCPwxJxCk:rnsHyjtk2MYC5GDAdxlCQqk

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
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3d3cc534db1f2ad1452c0eb794a882e834bdb9feee3674bf08ac117b73dbe011N.exe
    "C:\Users\Admin\AppData\Local\Temp\3d3cc534db1f2ad1452c0eb794a882e834bdb9feee3674bf08ac117b73dbe011N.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:4856
    • C:\Users\Admin\AppData\Local\Temp\._cache_3d3cc534db1f2ad1452c0eb794a882e834bdb9feee3674bf08ac117b73dbe011N.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_3d3cc534db1f2ad1452c0eb794a882e834bdb9feee3674bf08ac117b73dbe011N.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2292
    • 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:5068
      • 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:2668
  • 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:3856

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    1.2MB

    MD5

    b0f3d67ce3a2bcb8d4d2bfbef5fc2910

    SHA1

    84220d50882074e7aeeeb8c57615c73030756525

    SHA256

    3d3cc534db1f2ad1452c0eb794a882e834bdb9feee3674bf08ac117b73dbe011

    SHA512

    cb41ee262d3f0235b318438dfa63f5dea379e27f78b28d0d379b38abfdee8b740ac7faaa06d59f71836f85171d65c64b6a402aaad27fc2dc87ff85df92e2deae

  • C:\Users\Admin\AppData\Local\Temp\._cache_3d3cc534db1f2ad1452c0eb794a882e834bdb9feee3674bf08ac117b73dbe011N.exe

    Filesize

    450KB

    MD5

    444976d66cdd165d6f50b5b750d13532

    SHA1

    df5b4ce21fb6046703cb57ff3a05ec4e43188f99

    SHA256

    08433ce924d3cf275614275278fc7af0911929a3b3522f1417ff1b0bb2556679

    SHA512

    ec0a91d4ce511a7743c11a533999f6b23370e4f459603e2a39d558f7594d9a171953a37ada95b02321ed5860879702b0cde1f1f94a4cf4ffb0afa11178a2710a

  • C:\Users\Admin\AppData\Local\Temp\Bv3ZSLim.xlsm

    Filesize

    17KB

    MD5

    af4d37aad8b34471da588360a43e768a

    SHA1

    83ed64667d4e68ea531b8bcf58aab3ed4a5ca998

    SHA256

    e7550c3453156531308fda255a198c3710aa4bc7412819c180b103c11e85cef1

    SHA512

    74f5000038c47b7c909c4ee5740e0e87cac12c9c96fff8b1c7ec749541ee3d4b7efd80f9ac02cd39809dca3f2707d0063fa852a3a541342d93a9d03de08823da

  • memory/2292-137-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2292-143-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2292-183-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2292-140-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2292-180-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2292-171-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2292-177-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2292-134-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2292-174-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2292-148-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2292-43-0x00000000022E0000-0x00000000022E1000-memory.dmp

    Filesize

    4KB

  • memory/2292-126-0x00000000022E0000-0x00000000022E1000-memory.dmp

    Filesize

    4KB

  • memory/2292-127-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2668-173-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2668-150-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2668-130-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2668-176-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2668-136-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2668-179-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2668-139-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2668-182-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2668-142-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2668-185-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2668-145-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/3856-114-0x00007FFC7CBF0000-0x00007FFC7CC00000-memory.dmp

    Filesize

    64KB

  • memory/3856-116-0x00007FFC7A4F0000-0x00007FFC7A500000-memory.dmp

    Filesize

    64KB

  • memory/3856-115-0x00007FFC7A4F0000-0x00007FFC7A500000-memory.dmp

    Filesize

    64KB

  • memory/3856-113-0x00007FFC7CBF0000-0x00007FFC7CC00000-memory.dmp

    Filesize

    64KB

  • memory/3856-112-0x00007FFC7CBF0000-0x00007FFC7CC00000-memory.dmp

    Filesize

    64KB

  • memory/3856-111-0x00007FFC7CBF0000-0x00007FFC7CC00000-memory.dmp

    Filesize

    64KB

  • memory/3856-110-0x00007FFC7CBF0000-0x00007FFC7CC00000-memory.dmp

    Filesize

    64KB

  • memory/4856-0-0x00000000022C0000-0x00000000022C1000-memory.dmp

    Filesize

    4KB

  • memory/4856-75-0x0000000000400000-0x0000000000534000-memory.dmp

    Filesize

    1.2MB

  • memory/5068-128-0x0000000000400000-0x0000000000534000-memory.dmp

    Filesize

    1.2MB

  • memory/5068-129-0x00000000006E0000-0x00000000006E1000-memory.dmp

    Filesize

    4KB

  • memory/5068-172-0x0000000000400000-0x0000000000534000-memory.dmp

    Filesize

    1.2MB

  • memory/5068-76-0x00000000006E0000-0x00000000006E1000-memory.dmp

    Filesize

    4KB