Analysis

  • max time kernel
    141s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    02-01-2025 19:14

General

  • Target

    file.exe

  • Size

    15.0MB

  • MD5

    7e33585d157419e39fb4d232c9f0c5dc

  • SHA1

    1cf4864a9b009e12534cc299c14466f2b2c9cea3

  • SHA256

    027a4baf9864a23fe09d99be3a6f83d1841e47aac2f94d313d2580e84d1b1b39

  • SHA512

    3abcb07cdde6d8014149e5ad9c07f1afaa88d4a8fb85a67e6f0514ec613ada145dda81713dd96ba0a91f056d65919820b24c6bf2232d59e7fdc6d27f86b01036

  • SSDEEP

    393216:EU5lptVYmfr7yBG/4WoI+j6LTinXKSf0fzTDvD:v7pttD7yBG/uljIinXj0fX

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
  • Suspicious Office macro 1 IoCs

    Office document equipped with macros.

  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 9 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 7 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
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2364
    • C:\Users\Admin\AppData\Local\Temp\._cache_file.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_file.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1864
      • C:\Windows\Temp\{6F0437CB-05A6-4593-9B3B-55D62FCF89FC}\.cr\._cache_file.exe
        "C:\Windows\Temp\{6F0437CB-05A6-4593-9B3B-55D62FCF89FC}\.cr\._cache_file.exe" -burn.clean.room="C:\Users\Admin\AppData\Local\Temp\._cache_file.exe" -burn.filehandle.attached=180 -burn.filehandle.self=188
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2324
    • C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2704
      • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:648
        • C:\Windows\Temp\{EF20935F-5810-4D1E-A109-5FA31F0DF6B6}\.cr\._cache_Synaptics.exe
          "C:\Windows\Temp\{EF20935F-5810-4D1E-A109-5FA31F0DF6B6}\.cr\._cache_Synaptics.exe" -burn.clean.room="C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" -burn.filehandle.attached=180 -burn.filehandle.self=188 InjUpdate
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          PID:560
  • 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:876

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    15.0MB

    MD5

    7e33585d157419e39fb4d232c9f0c5dc

    SHA1

    1cf4864a9b009e12534cc299c14466f2b2c9cea3

    SHA256

    027a4baf9864a23fe09d99be3a6f83d1841e47aac2f94d313d2580e84d1b1b39

    SHA512

    3abcb07cdde6d8014149e5ad9c07f1afaa88d4a8fb85a67e6f0514ec613ada145dda81713dd96ba0a91f056d65919820b24c6bf2232d59e7fdc6d27f86b01036

  • C:\Users\Admin\AppData\Local\Temp\vh8MAvlh.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • C:\Users\Admin\AppData\Local\Temp\vh8MAvlh.xlsm

    Filesize

    20KB

    MD5

    50b877dc96e22dfb957a75df7d89a051

    SHA1

    0e077fc411e7760f27d23be80683ebfa5159aafe

    SHA256

    7551e31d81d50145fcf714205436c4bbfabaff35ef6550b097f23432c50541dd

    SHA512

    1bb618a58436a53f447524d1a43901efb6d59caced87111d62c4bffd6822710bb48ba8ba5d2296ee7ddfbb4de6ee5d4625b3d500e0e9c9eb2b62392d85a8b69e

  • C:\Users\Admin\AppData\Local\Temp\vh8MAvlh.xlsm

    Filesize

    24KB

    MD5

    c3e3da38a7f8310b8f59d2b665a9560d

    SHA1

    dbd73ac017e0d414ec3d2312dd0331f9dfc07379

    SHA256

    16b15f14a3b064366df77f460cdc357a916e937e96f342473921adad3fc02132

    SHA512

    813b399f1b891f1283b8f3ec7bce2b52fed2127dbb15be967d7e99186b264109f5f33df10fb5fd43985237977d4ad6e940900e52ca5cd6e20a9d9f947ae6c2c9

  • C:\Windows\Temp\{FB467BC2-61BB-4540-9621-0C413F0A58DC}\.ba\logo.png

    Filesize

    1KB

    MD5

    d6bd210f227442b3362493d046cea233

    SHA1

    ff286ac8370fc655aea0ef35e9cf0bfcb6d698de

    SHA256

    335a256d4779ec5dcf283d007fb56fd8211bbcaf47dcd70fe60ded6a112744ef

    SHA512

    464aaab9e08de610ad34b97d4076e92dc04c2cdc6669f60bfc50f0f9ce5d71c31b8943bd84cee1a04fb9ab5bbed3442bd41d9cb21a0dd170ea97c463e1ce2b5b

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

    Filesize

    14.3MB

    MD5

    f0248d477e74687c5619ae16498b13d4

    SHA1

    9ed4b091148c9b53f66b3f2c69be7e60e74c486a

    SHA256

    b6c82087a2c443db859fdbeaae7f46244d06c3f2a7f71c35e50358066253de52

    SHA512

    0c373b06ffe84f3e803831e90f22d7d73304e47a47839db614f63399ff1b7fcf33153bf3d23998877c96d2a75e316291a219fdd12358ca48928526284b802591

  • \Windows\Temp\{6F0437CB-05A6-4593-9B3B-55D62FCF89FC}\.cr\._cache_file.exe

    Filesize

    632KB

    MD5

    843288fd72a1152b50b4e4b7344bb592

    SHA1

    648416c53721a85666abaf71c6682fcc1da70b48

    SHA256

    82c3e3423e48bafcdd726624eb7fd3e00674e50e4b6acdcac408fe8fae43b022

    SHA512

    04b61bb0a6e748ab78b1037db68bc9ec1745bb3efaca0b8fb6d99e01abbe08a67168cbf3f714b72daf00da26084ec6f6f707c3cd08fa8243023e6924719a4e41

  • \Windows\Temp\{FB467BC2-61BB-4540-9621-0C413F0A58DC}\.ba\wixstdba.dll

    Filesize

    191KB

    MD5

    eab9caf4277829abdf6223ec1efa0edd

    SHA1

    74862ecf349a9bedd32699f2a7a4e00b4727543d

    SHA256

    a4efbdb2ce55788ffe92a244cb775efd475526ef5b61ad78de2bcdfaddac7041

    SHA512

    45b15ade68e0a90ea7300aeb6dca9bc9e347a63dba5ce72a635957564d1bdf0b1584a5e34191916498850fc7b3b7ecfbcbfcb246b39dbf59d47f66bc825c6fd2

  • memory/876-223-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/876-169-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2364-57-0x0000000000400000-0x000000000130A000-memory.dmp

    Filesize

    15.0MB

  • memory/2364-0-0x00000000001B0000-0x00000000001B1000-memory.dmp

    Filesize

    4KB

  • memory/2704-135-0x0000000000400000-0x000000000130A000-memory.dmp

    Filesize

    15.0MB

  • memory/2704-224-0x0000000000400000-0x000000000130A000-memory.dmp

    Filesize

    15.0MB

  • memory/2704-258-0x0000000000400000-0x000000000130A000-memory.dmp

    Filesize

    15.0MB

  • memory/2704-290-0x0000000000400000-0x000000000130A000-memory.dmp

    Filesize

    15.0MB