Analysis

  • max time kernel
    149s
  • 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
    18-01-2025 12:15

General

  • Target

    ef5752ceabb712bd44e5113fd38cec269e1cce5348231aa0fadcbef868937013.exe

  • Size

    3.6MB

  • MD5

    ff36b7baea3cdd1d935690d717d3c619

  • SHA1

    afbb582def094e7c2578a94e26800c340e4c6f2a

  • SHA256

    ef5752ceabb712bd44e5113fd38cec269e1cce5348231aa0fadcbef868937013

  • SHA512

    2ee72f200b958a1bef1260fd7b20dca4d6a2c1732f4c8b03224fada79d34e116d1485d4478ce7ac8f9fd37110e7312831523689ace2377b73591cd9406f6efbb

  • SSDEEP

    49152:DEywVVvUji3TFEnsHyjtk2MYC5GDm1VxZkfsk0soZJnYwoO:A1VVv28xEnsmtk2avkd0sAoO

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

  • Gh0st RAT payload 2 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • Gh0strat family
  • Xred

    Xred is backdoor written in Delphi.

  • Xred family
  • Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 5 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Drops file in System32 directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 8 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 behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 14 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ef5752ceabb712bd44e5113fd38cec269e1cce5348231aa0fadcbef868937013.exe
    "C:\Users\Admin\AppData\Local\Temp\ef5752ceabb712bd44e5113fd38cec269e1cce5348231aa0fadcbef868937013.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4616
    • C:\Users\Admin\AppData\Local\Temp\GLk.exe
      C:\Users\Admin\AppData\Local\Temp\\GLk.exe
      2⤵
      • Server Software Component: Terminal Services DLL
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      PID:2016
    • C:\Users\Admin\AppData\Local\Temp\HD_ef5752ceabb712bd44e5113fd38cec269e1cce5348231aa0fadcbef868937013.exe
      C:\Users\Admin\AppData\Local\Temp\\HD_ef5752ceabb712bd44e5113fd38cec269e1cce5348231aa0fadcbef868937013.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:2516
      • C:\Users\Admin\AppData\Local\Temp\._cache_HD_ef5752ceabb712bd44e5113fd38cec269e1cce5348231aa0fadcbef868937013.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_HD_ef5752ceabb712bd44e5113fd38cec269e1cce5348231aa0fadcbef868937013.exe"
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2612
      • C:\ProgramData\Synaptics\Synaptics.exe
        "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:3044
        • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
          "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:1372
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "svchist"
    1⤵
      PID:3120
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "svchist"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:624
      • C:\Windows\SysWOW64\svchist.exe
        C:\Windows\system32\svchist.exe "c:\windows\system32\240615265.bat",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:3444
    • 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:4212

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\._cache_HD_ef5752ceabb712bd44e5113fd38cec269e1cce5348231aa0fadcbef868937013.exe

      Filesize

      1.5MB

      MD5

      b66d0f5033bc5e3d39e739502b6e6910

      SHA1

      77357b84c95693505053474137fb8a4869ee6768

      SHA256

      add5ff8eef6b18e8239c506d0d407a106d31f7c22450531faa8f25c11dde490b

      SHA512

      496dfba26860229956028b238dc4515384e5b3519d7aa443a4cc4c903d7da67f227ea19ddbef6609f6e3716b7d55b6b679b47f7ae526fce0f22271bc4e7fc8e9

    • C:\Users\Admin\AppData\Local\Temp\53975E00

      Filesize

      22KB

      MD5

      b0a7d2a9473fe6abb50869aa4a0cfb84

      SHA1

      026dbad37272338b90bceaf2b824ca3130fc2b00

      SHA256

      5f7d319e6aefc5de057d95303bb42b47d59182eb71201fd8e60aedaeccc7fde7

      SHA512

      dc0bfc4dcfa2f0489a410c5901de50e89477447a1f1403f676797d8a1916abaf4c0a46c7be1c805eda70af2b29cf14f29ba53368f89d3740664a234c632a664e

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

      Filesize

      337KB

      MD5

      b8e58a96761799f4ad0548dba39d650c

      SHA1

      c00032d40cfbe4ccfd3ce3e4c8defb2a2ef9fc1f

      SHA256

      334e8e7c65b087985766d652f70b710bdba6aea55a2fa17b97ba2961e8eee9df

      SHA512

      1cd94994ed3f6594e37e6cd1d266ff96bb37c5e99d9ce6fd4637ed615ee8c6496b54a025fdccced6fca200f8f2da8011177c67c943676b30bfb0655393765fe3

    • C:\Users\Admin\AppData\Local\Temp\HD_X.dat

      Filesize

      1.4MB

      MD5

      26252277cbdaab4cb143659244143ca9

      SHA1

      21f9a7d2bf4bd4e7145ff7836fdb9b8d6887da8b

      SHA256

      6fc2609741ea03c6e952db7d307796d5132bbea15ffee831057ccc1e4aaeb045

      SHA512

      02d14738d4205242587330cb04ebfca6bcde7f30f70c263bcbfbe9c676eb2e74d066e1c096c2a06a90b8b1def7fe9b206e42a58f06e85b57e47a4b7efff87aef

    • C:\Users\Admin\AppData\Local\Temp\HD_ef5752ceabb712bd44e5113fd38cec269e1cce5348231aa0fadcbef868937013.exe

      Filesize

      2.2MB

      MD5

      0bf93e1970eb7419cc3b9844519a87c5

      SHA1

      eccd1bd0e086ab82696652df5f54ad7d3f002023

      SHA256

      e5a886132bdfcb9b5bf4e762527e14514183eb498e50a677198f082ce9a8c85b

      SHA512

      01022835535c18a28a8ba9c6c1c41fe33b5ed8de3371bc3b6a2711ad95a0ce38207a86e1608131bbcb3817305cc4a32532ea535ea7f66e33d7aa31b7c31f0b67

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

      Filesize

      17KB

      MD5

      e566fc53051035e1e6fd0ed1823de0f9

      SHA1

      00bc96c48b98676ecd67e81a6f1d7754e4156044

      SHA256

      8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

      SHA512

      a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

    • C:\Users\Admin\Desktop\WriteLimit.exe

      Filesize

      2.2MB

      MD5

      c5e58ff1f5273ab8c4bb2eb727703eff

      SHA1

      3c9f148a2febd53dd984fc6fa647434ea953673f

      SHA256

      fd780055775f2778dcae09a5cfc0721bddae268c0155ebd9cee0df9038d12997

      SHA512

      ebdd409481511cf061c260eea53e673965f80e7d8544a19c8511f61aa7ab9844761ea6f335831c31de78adb71843828f321ae195c6216d7e67b21bf967e23995

    • C:\Windows\SysWOW64\240615265.bat

      Filesize

      51KB

      MD5

      39e8b7ba4743828aa97cb68f41edf70b

      SHA1

      0cc80460bba154f96d404fbf3c692e171f176d8b

      SHA256

      e989acaf81e7a9236251538d17caf231957d0e064bdb28e29f1a7ab584846759

      SHA512

      ea66d260ce1ac2223e6e440917d93288132e6cf7193d5005b656be5e609927fe9f8764dca26f5158c77a6b7b945c8dc6b4ae79cb7cb75b1c874f1ed39a423de8

    • C:\Windows\SysWOW64\svchist.exe

      Filesize

      60KB

      MD5

      889b99c52a60dd49227c5e485a016679

      SHA1

      8fa889e456aa646a4d0a4349977430ce5fa5e2d7

      SHA256

      6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

      SHA512

      08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

    • memory/2516-122-0x0000000000400000-0x0000000000639000-memory.dmp

      Filesize

      2.2MB

    • memory/2516-18-0x00000000024B0000-0x00000000024B1000-memory.dmp

      Filesize

      4KB

    • memory/2612-123-0x0000000010000000-0x000000001018B000-memory.dmp

      Filesize

      1.5MB

    • memory/3044-265-0x0000000000400000-0x0000000000639000-memory.dmp

      Filesize

      2.2MB

    • memory/3044-310-0x0000000000400000-0x0000000000639000-memory.dmp

      Filesize

      2.2MB

    • memory/4212-198-0x00007FF929F50000-0x00007FF929F60000-memory.dmp

      Filesize

      64KB

    • memory/4212-197-0x00007FF929F50000-0x00007FF929F60000-memory.dmp

      Filesize

      64KB

    • memory/4212-196-0x00007FF929F50000-0x00007FF929F60000-memory.dmp

      Filesize

      64KB

    • memory/4212-201-0x00007FF927BB0000-0x00007FF927BC0000-memory.dmp

      Filesize

      64KB

    • memory/4212-214-0x00007FF927BB0000-0x00007FF927BC0000-memory.dmp

      Filesize

      64KB

    • memory/4212-199-0x00007FF929F50000-0x00007FF929F60000-memory.dmp

      Filesize

      64KB

    • memory/4212-200-0x00007FF929F50000-0x00007FF929F60000-memory.dmp

      Filesize

      64KB