Analysis

  • max time kernel
    126s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    29-01-2025 11:46

General

  • Target

    SIP_20252701.exe

  • Size

    1.5MB

  • MD5

    cfdbb198c74582042303667d422f1b1f

  • SHA1

    59a2fc28410396375be78b0b6d31e8fb927ad01f

  • SHA256

    f00dc5ff445b6f7e880b09c5d74c2d2125832d736c3df1d3a069f3f81bf8873c

  • SHA512

    aa48d2ec9e707c95223be1d58cca6ba4428e9a0c9ad064a3bf84694dcd5ef911f10f624d7f74967799c94a1d8021dd192b63633d547ffe379d8d6173182ea3a7

  • SSDEEP

    24576:izITePvRisyUgObx1edaWNQ6DMKFTGavfetqAYbUWU5gf57F8QlaAm:FePvREOVQdNNDMWTGan+YbUtgfNtTm

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 4 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 25 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\SIP_20252701.exe
    "C:\Users\Admin\AppData\Local\Temp\SIP_20252701.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2084
    • 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\SIP_20252701.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2576
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\YFLBOynT.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2992
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YFLBOynT" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6049.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2412
    • C:\Users\Admin\AppData\Local\Temp\SIP_20252701.exe
      "C:\Users\Admin\AppData\Local\Temp\SIP_20252701.exe"
      2⤵
      • Loads dropped DLL
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2884
      • C:\Users\Admin\AppData\Local\Temp\._cache_SIP_20252701.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_SIP_20252701.exe"
        3⤵
        • Executes dropped EXE
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2272
      • 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:1912
        • 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:840
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\YFLBOynT.exe"
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1100
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YFLBOynT" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDA1A.tmp"
          4⤵
          • System Location Discovery: System Language Discovery
          • Scheduled Task/Job: Scheduled Task
          PID:2180
        • 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:340
          • 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:1464
  • 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:2912

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    1.5MB

    MD5

    cfdbb198c74582042303667d422f1b1f

    SHA1

    59a2fc28410396375be78b0b6d31e8fb927ad01f

    SHA256

    f00dc5ff445b6f7e880b09c5d74c2d2125832d736c3df1d3a069f3f81bf8873c

    SHA512

    aa48d2ec9e707c95223be1d58cca6ba4428e9a0c9ad064a3bf84694dcd5ef911f10f624d7f74967799c94a1d8021dd192b63633d547ffe379d8d6173182ea3a7

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

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • C:\Users\Admin\AppData\Local\Temp\tmp6049.tmp

    Filesize

    1KB

    MD5

    636920f3142b401c8bee8c5e4abf8650

    SHA1

    536ee4d361fc2a5a4116be13abbdc7329cb27f7f

    SHA256

    431b65d1a3425974152033c24071f1a589f618322c3991f13bcb832203490ce8

    SHA512

    bc483c8cb087669e6f3bcc9bba041cd925f4278529ff10a2a71edbc7d45e18811d72e5d1d4a42ca5109caf457aa0cdb2f6dc73652892b89231f3bd333a6ea02a

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

    Filesize

    7KB

    MD5

    b094b6e8f3d59cbd7fbe49e0cd8af7a4

    SHA1

    ff5717d4f839dceb990c7e65b23e244129c7ad67

    SHA256

    95e4e7db7b5f6ca43aea100cb7a3d7a7934ffbdafd83acf798177d97286c8885

    SHA512

    494f014f98fb059c725c4ec6a7bc65f0417f4e212c3139c1684efa5fa94378c6f079938b539738ce86ee1f82bc2f1c23706c7ae5f0ef4e08a10980a85a4e7669

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

    Filesize

    7KB

    MD5

    fbd9567c0d155ebb945fcabc0aef09c3

    SHA1

    2571cb593e216318f81bc8069a0f119e9e377961

    SHA256

    547dc98a51f9b0824eead5c7840071f5a7a82df82ff5e01003e6ecafbda8ee5b

    SHA512

    3ad58a19322de965c52f24291b20f0231cc7afc08298fde74af911032c297def66355b41b18f3f47f29907ad1665c2a00d8e70f5756046c53d4b6e9e1547fa0a

  • \Users\Admin\AppData\Local\Temp\._cache_SIP_20252701.exe

    Filesize

    91KB

    MD5

    b45e3c4c10da3da0c69e2f90dc3dfb10

    SHA1

    61a36473ced38978793a9af1aea1fc528eebe457

    SHA256

    b6fe518ed8ca7ee32f79bb5dd52ab8250cc595d1aa8daec123cef383c6b0bdb6

    SHA512

    44d0c2e0904702dd22c92004415ef3c821bf63de0fb0cc6d7cca41eab36f32531530dd5fdb48017fc5405c7554ae6387514ef3f4e74eea4b36a14d587742e15b

  • memory/340-119-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/340-151-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/340-121-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/340-120-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/340-88-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/340-85-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1464-98-0x0000000001130000-0x000000000114E000-memory.dmp

    Filesize

    120KB

  • memory/1912-57-0x0000000001010000-0x000000000118A000-memory.dmp

    Filesize

    1.5MB

  • memory/2084-36-0x0000000074490000-0x0000000074B7E000-memory.dmp

    Filesize

    6.9MB

  • memory/2084-3-0x0000000000450000-0x000000000046E000-memory.dmp

    Filesize

    120KB

  • memory/2084-1-0x0000000001300000-0x000000000147A000-memory.dmp

    Filesize

    1.5MB

  • memory/2084-0-0x000000007449E000-0x000000007449F000-memory.dmp

    Filesize

    4KB

  • memory/2084-4-0x000000007449E000-0x000000007449F000-memory.dmp

    Filesize

    4KB

  • memory/2084-6-0x000000000A6E0000-0x000000000A7FE000-memory.dmp

    Filesize

    1.1MB

  • memory/2084-2-0x0000000074490000-0x0000000074B7E000-memory.dmp

    Filesize

    6.9MB

  • memory/2084-5-0x0000000074490000-0x0000000074B7E000-memory.dmp

    Filesize

    6.9MB

  • memory/2272-50-0x00000000001A0000-0x00000000001BE000-memory.dmp

    Filesize

    120KB

  • memory/2884-33-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2884-23-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2884-35-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2884-25-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2884-27-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2884-29-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2884-31-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2884-34-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2884-19-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2884-21-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2912-99-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB