Analysis

  • max time kernel
    138s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04-02-2025 03:55

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:2348
    • 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:2720
    • 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:2840
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KLToLsNsEmafCb" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6E5D.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2832
    • 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:2632
      • 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:2776
      • 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:1564
        • 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:1604
        • 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:844
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KLToLsNsEmafCb" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFC97.tmp"
          4⤵
          • System Location Discovery: System Language Discovery
          • Scheduled Task/Job: Scheduled Task
          PID:648
        • 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:1812
          • 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:2460
  • 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:2400

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\._cache_PO#4590OQ.exe

    Filesize

    91KB

    MD5

    b45e3c4c10da3da0c69e2f90dc3dfb10

    SHA1

    61a36473ced38978793a9af1aea1fc528eebe457

    SHA256

    b6fe518ed8ca7ee32f79bb5dd52ab8250cc595d1aa8daec123cef383c6b0bdb6

    SHA512

    44d0c2e0904702dd22c92004415ef3c821bf63de0fb0cc6d7cca41eab36f32531530dd5fdb48017fc5405c7554ae6387514ef3f4e74eea4b36a14d587742e15b

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

    Filesize

    20KB

    MD5

    0def6432fadffa39a55d952e8b510643

    SHA1

    2f0f276bc5ee0feceee2878f172cbda6ccd76b0b

    SHA256

    8734750f2ef0b6dbb8d1484673c6babb7f4cce71074f815f0d6098d1cb5195bb

    SHA512

    fef7a239529940a81e6afabc748779b8ac305d119dc8298dd9a04842863a094f77173f21775f2a58d0656005f33e39be74cc733a186ef1615888d93f5c1497f7

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

    Filesize

    23KB

    MD5

    9f4ff8cb44dcf41819b24ad3242012c5

    SHA1

    03ad432659d03bf45261d25bbd910955d72b3107

    SHA256

    ece33d07d52988f41d3909c1018b0931786a3ccc0d2d99e46378a586fa294403

    SHA512

    04428473b9ee47bdf3bd65e2e2b8f6723c55b8ee2050564b55a8fade51460b76a3b47e46406a3c837757a8dd922b3be165465fd9d609a2a7fdec4823416b6143

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

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • C:\Users\Admin\AppData\Local\Temp\tmp6E5D.tmp

    Filesize

    1KB

    MD5

    f21c9886323386e4175278b8d9a6dd22

    SHA1

    b0199ff608d5dd10cbc5895ffca4b74f7d0e3790

    SHA256

    9f3ed55093e46ceb0c355eb41cae61b73d153c74ddf985533d35e2b6b52239d4

    SHA512

    afe3c212af73f5e7728c716d7eb4e55f6a6435ffa223eb3b00878be1009faf3b2161acc2d908499c90283eb963b8a379b6bcfd39915ab8117846b491f5118c39

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\3V8RJSNYCB2619KBFDXP.temp

    Filesize

    7KB

    MD5

    8a04aeed7c07a90504a9d993778825ab

    SHA1

    9432eebf7104b9ca84a1c6fc17e244f8df73ecef

    SHA256

    0b2170d3214e8705ff3f1b31355ac1b05c55d687d94d897e219146202014364f

    SHA512

    eaf7545ea51a8d4c12846a36a78cb0a9805286034eeb4f0456f33b023eb0135307e6450e612d19985990feaed506cfb06e9f3d3625cf5c4d80ef7af594e36f19

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

    Filesize

    7KB

    MD5

    b0d407862c37020194dc74fd5d019801

    SHA1

    f262205535c756bb58b2f7b63af0a490b08b924e

    SHA256

    a07e32aa97576510b8d0ff7a65268eee236bc4b399d6d46e7b210d7c34318409

    SHA512

    9306fcaade26bf2c4e31b950a9e5f4ac0dc29fa8b64999148861fbea753b43d4b1f93cfcbe73f3f6fc3d64a3915f2ccd2434f18a7818b735a73f432e237a0394

  • memory/1564-60-0x0000000000A70000-0x0000000000BCA000-memory.dmp

    Filesize

    1.4MB

  • memory/1812-87-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1812-185-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/1812-157-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/1812-155-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/1812-156-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/1812-90-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2348-6-0x000000000A5B0000-0x000000000A6CE000-memory.dmp

    Filesize

    1.1MB

  • memory/2348-0-0x000000007442E000-0x000000007442F000-memory.dmp

    Filesize

    4KB

  • memory/2348-38-0x0000000074420000-0x0000000074B0E000-memory.dmp

    Filesize

    6.9MB

  • memory/2348-5-0x0000000074420000-0x0000000074B0E000-memory.dmp

    Filesize

    6.9MB

  • memory/2348-4-0x000000007442E000-0x000000007442F000-memory.dmp

    Filesize

    4KB

  • memory/2348-3-0x0000000000600000-0x000000000061E000-memory.dmp

    Filesize

    120KB

  • memory/2348-2-0x0000000074420000-0x0000000074B0E000-memory.dmp

    Filesize

    6.9MB

  • memory/2348-1-0x0000000000080000-0x00000000001DA000-memory.dmp

    Filesize

    1.4MB

  • memory/2400-101-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2460-100-0x00000000000C0000-0x00000000000DE000-memory.dmp

    Filesize

    120KB

  • memory/2632-19-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2632-31-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2632-21-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2632-25-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2632-27-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2632-29-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2632-33-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2632-35-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2632-34-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2632-23-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2776-50-0x0000000000B20000-0x0000000000B3E000-memory.dmp

    Filesize

    120KB