Analysis

  • max time kernel
    145s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    03-02-2025 18:21

General

  • Target

    PO#4590OQ.exe

  • Size

    1.3MB

  • MD5

    7f7068a82f43b3e5769e26fab1faa7da

  • SHA1

    237a64bbd29b1ef2ab180b57f3ad0b3a8fc9328c

  • SHA256

    9851d62bf33dbe25f0502a068bde8acabdb58fe5230a31ac0942efe685f1f54b

  • SHA512

    b7b4d6ca01093cb6365aa79c2119d55b9b6d25ffb7065101a7a891da0eb5842393284c9e46d021f94645220eb5357d88f454970839dcea4c8d2f11492f19b21c

  • SSDEEP

    24576:5we0qDl5kbFWwASTXbsAAD4XNMEZZKO1p5UYeiysUJGcj23a2tjXQHwtk:5wNqDl5koRSPJAeOESO1bUYeiysUAcj/

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
  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 5 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 4 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 13 IoCs

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

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 30 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 60 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO#4590OQ.exe
    "C:\Users\Admin\AppData\Local\Temp\PO#4590OQ.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2604
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\PO#4590OQ.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2940
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\KLToLsNsEmafCb.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2908
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KLToLsNsEmafCb" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA9B.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2848
    • C:\Users\Admin\AppData\Local\Temp\PO#4590OQ.exe
      "C:\Users\Admin\AppData\Local\Temp\PO#4590OQ.exe"
      2⤵
      • Loads dropped DLL
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2004
      • C:\Users\Admin\AppData\Local\Temp\._cache_PO#4590OQ.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_PO#4590OQ.exe"
        3⤵
        • Executes dropped EXE
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2080
      • C:\ProgramData\Synaptics\Synaptics.exe
        "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1764
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\ProgramData\Synaptics\Synaptics.exe"
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2280
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\KLToLsNsEmafCb.exe"
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2260
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KLToLsNsEmafCb" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA515.tmp"
          4⤵
          • System Location Discovery: System Language Discovery
          • Scheduled Task/Job: Scheduled Task
          PID:2316
        • C:\ProgramData\Synaptics\Synaptics.exe
          "C:\ProgramData\Synaptics\Synaptics.exe"
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:868
          • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
            "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe"
            5⤵
            • Executes dropped EXE
            • Accesses Microsoft Outlook profiles
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • outlook_office_path
            • outlook_win_path
            PID:3024
  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /automation -Embedding
    1⤵
    • System Location Discovery: System Language Discovery
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:2960

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    1.3MB

    MD5

    7f7068a82f43b3e5769e26fab1faa7da

    SHA1

    237a64bbd29b1ef2ab180b57f3ad0b3a8fc9328c

    SHA256

    9851d62bf33dbe25f0502a068bde8acabdb58fe5230a31ac0942efe685f1f54b

    SHA512

    b7b4d6ca01093cb6365aa79c2119d55b9b6d25ffb7065101a7a891da0eb5842393284c9e46d021f94645220eb5357d88f454970839dcea4c8d2f11492f19b21c

  • C:\Users\Admin\AppData\Local\Temp\q4gE9Rs2.xlsm

    Filesize

    21KB

    MD5

    6d22b01fba857c80d43d7b47a83b1972

    SHA1

    149584d774547e67c174651e26e44e4bb010d977

    SHA256

    fb83cf7b0d7fe3b4a9512e4002032ba15dab90fd89e09bba7ee1718d8d975d0d

    SHA512

    0794e941cd3162360bdd1c87b18d66359d1a4c68d9d465a70bdd4a2fe435c8d6c0d26f0e07982206d2d636bb846f9d18806f854057bec21336ada8627f7f431a

  • C:\Users\Admin\AppData\Local\Temp\q4gE9Rs2.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • C:\Users\Admin\AppData\Local\Temp\tmpA9B.tmp

    Filesize

    1KB

    MD5

    393a2eadf27fb82b9aca881d4837d483

    SHA1

    99817e7db95f47544fa430696829bcd7780476eb

    SHA256

    815750bc460f8bb220427daf07c3cd71c825799a69371d930483aa5d72f14c9c

    SHA512

    53c3721eff31cb18e2b51a9a73be9d3407145d93526cb031230cdd14b1cbdd144e06de3b3555db7640dda0ccf42f8ce59115694d076c980120e939d2f1d855c3

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\EFBZQP7FXAU3ANXY98CZ.temp

    Filesize

    7KB

    MD5

    6b99e8b782fb3652ea9e61b10bdb84bd

    SHA1

    e2329e789bf9f300583a258d0a2407136c56a860

    SHA256

    e0db4c976022cb00e9f1e6b85e250b62e165f5cd56a1d0840e5e24967fb8542e

    SHA512

    501757411d44f0ad0e8e142e7d16e1af6d1c40ac1142ed82474d9469ee7d485ef578baef6221a19a66c97b848d3e6febf0416d6056dfceda728180308325d8ed

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

    Filesize

    7KB

    MD5

    93faef22b5acae216c4a48d46e1d893f

    SHA1

    357bcd39eb2f5d2944c7de14283552b94050bc56

    SHA256

    30c4daf6d51a1d0f8238b1a6b12f2c0d9826a5603e27f51b9dbde5ed0bd37752

    SHA512

    77a2ec8eee5a1ffe4f7c91a12ad7dce330fa1c3d6d71f3e8d50bd875f1797790b2b37514e94cce6e7180a10c070fe519c9c70307d2e6e002312e146fa60eee01

  • \Users\Admin\AppData\Local\Temp\._cache_PO#4590OQ.exe

    Filesize

    91KB

    MD5

    b45e3c4c10da3da0c69e2f90dc3dfb10

    SHA1

    61a36473ced38978793a9af1aea1fc528eebe457

    SHA256

    b6fe518ed8ca7ee32f79bb5dd52ab8250cc595d1aa8daec123cef383c6b0bdb6

    SHA512

    44d0c2e0904702dd22c92004415ef3c821bf63de0fb0cc6d7cca41eab36f32531530dd5fdb48017fc5405c7554ae6387514ef3f4e74eea4b36a14d587742e15b

  • memory/868-90-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/868-176-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/868-145-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/868-144-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/868-146-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/868-87-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1764-60-0x0000000000040000-0x000000000019A000-memory.dmp

    Filesize

    1.4MB

  • memory/2004-23-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2004-27-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2004-21-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2004-29-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2004-25-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2004-19-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2004-31-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2004-33-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2004-35-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2004-34-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2080-50-0x0000000000120000-0x000000000013E000-memory.dmp

    Filesize

    120KB

  • memory/2604-36-0x00000000749F0000-0x00000000750DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2604-5-0x00000000749F0000-0x00000000750DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2604-4-0x00000000749FE000-0x00000000749FF000-memory.dmp

    Filesize

    4KB

  • memory/2604-1-0x0000000001180000-0x00000000012DA000-memory.dmp

    Filesize

    1.4MB

  • memory/2604-3-0x0000000000540000-0x000000000055E000-memory.dmp

    Filesize

    120KB

  • memory/2604-6-0x000000000A630000-0x000000000A74E000-memory.dmp

    Filesize

    1.1MB

  • memory/2604-0-0x00000000749FE000-0x00000000749FF000-memory.dmp

    Filesize

    4KB

  • memory/2604-2-0x00000000749F0000-0x00000000750DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2960-101-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB