Analysis

  • max time kernel
    62s
  • max time network
    63s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-12-2024 22:29

General

  • Target

    EMV Reader Writer Software.exe

  • Size

    1.7MB

  • MD5

    b419b88ad4736f6e14fae96431188b78

  • SHA1

    5a805150faca002946601b12fe48d83f569d1003

  • SHA256

    b3763fd28aaaed4351ed92096131e9fabd1e00b34b87bb2312efd611ad66a4d4

  • SHA512

    7a959f1f3ad3c083662c6ab505757b8f8e9de4ec51187ef207bd34c68903dcc649b871ca662ff71ebcf9d176e016e9da5173ff9dbd0ca8824671678bf5bfd974

  • SSDEEP

    24576:QnsJ39LyjbJkQFMhmC+6GD94n+PB8P/H9jXKZP57nP0eWcjGKZplchPT2IXw7ChL:QnsHyjtk2MYC5GDinl2J+6kw7A

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
  • Checks computer location settings 2 TTPs 6 IoCs

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

  • Executes dropped EXE 13 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Drops file in Windows directory 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 15 IoCs

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

  • NSIS installer 3 IoCs
  • 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 2 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\EMV Reader Writer Software.exe
    "C:\Users\Admin\AppData\Local\Temp\EMV Reader Writer Software.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:3576
    • C:\Users\Admin\AppData\Local\Temp\._cache_EMV Reader Writer Software.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_EMV Reader Writer Software.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2092
      • C:\Users\Admin\AppData\Local\Temp\SynTPHelper.exe
        "C:\Users\Admin\AppData\Local\Temp\SynTPHelper.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2024
        • C:\Windows\SynTPHelper.exe
          "C:\Windows\SynTPHelper.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:4100
      • C:\Users\Admin\AppData\Local\Temp\EMV Reader Writer Software V8.exe
        "C:\Users\Admin\AppData\Local\Temp\EMV Reader Writer Software V8.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2036
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c start %temp%\tmp1.jpg
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3956
          • C:\Users\Admin\AppData\Local\Temp\tmp1.jpg
            C:\Users\Admin\AppData\Local\Temp\tmp1.jpg
            5⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:4528
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c start %temp%\tmp2.exe
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:628
          • C:\Users\Admin\AppData\Local\Temp\tmp2.exe
            C:\Users\Admin\AppData\Local\Temp\tmp2.exe
            5⤵
            • Checks computer location settings
            • Executes dropped EXE
            • Adds Run key to start application
            • Suspicious use of WriteProcessMemory
            PID:636
            • C:\Users\Admin\AppData\Local\Drpbx\emv.exe
              "C:\Users\Admin\AppData\Local\Drpbx\emv.exe" C:\Users\Admin\AppData\Local\Temp\tmp2.exe
              6⤵
              • Executes dropped EXE
              • Suspicious behavior: AddClipboardFormatListener
              PID:4856
    • C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:4684
      • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3288
        • C:\Users\Admin\AppData\Local\Temp\SynTPHelper.exe
          "C:\Users\Admin\AppData\Local\Temp\SynTPHelper.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:3224
        • C:\Users\Admin\AppData\Local\Temp\EMV Reader Writer Software V8.exe
          "C:\Users\Admin\AppData\Local\Temp\EMV Reader Writer Software V8.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4032
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c start %temp%\tmp1.jpg
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:3940
            • C:\Users\Admin\AppData\Local\Temp\tmp1.jpg
              C:\Users\Admin\AppData\Local\Temp\tmp1.jpg
              6⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              PID:2004
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c start %temp%\tmp2.exe
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:4816
            • C:\Users\Admin\AppData\Local\Temp\tmp2.exe
              C:\Users\Admin\AppData\Local\Temp\tmp2.exe
              6⤵
              • Executes dropped EXE
              • Adds Run key to start application
              PID:2628
  • 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:3792

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    1.7MB

    MD5

    b419b88ad4736f6e14fae96431188b78

    SHA1

    5a805150faca002946601b12fe48d83f569d1003

    SHA256

    b3763fd28aaaed4351ed92096131e9fabd1e00b34b87bb2312efd611ad66a4d4

    SHA512

    7a959f1f3ad3c083662c6ab505757b8f8e9de4ec51187ef207bd34c68903dcc649b871ca662ff71ebcf9d176e016e9da5173ff9dbd0ca8824671678bf5bfd974

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0\UsageLogs\tmp2.exe.log

    Filesize

    430B

    MD5

    de04f2e81c0501dee6d2f449fb6f3885

    SHA1

    761a51e13b7958c5ec2e51de258428eedec0ae51

    SHA256

    92e5dd3c966959c5a39d98226668f5a2745e16db2ebf034eb5ee5d5f160ed8bb

    SHA512

    65e64986ec8b0681d72b7ec9590abe4ed443be492a4085dc4d9a6428e8f2e92d9bf46733f95bdf6de8e9efc97f035ab66d4400e83ac75d359dacecd7870161a8

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\SynTPHelper.exe.log

    Filesize

    319B

    MD5

    824ba7b7eed8b900a98dd25129c4cd83

    SHA1

    54478770b2158000ef365591d42977cb854453a1

    SHA256

    d182dd648c92e41cd62dccc65f130c07f0a96c03b32f907c3d1218e9aa5bda03

    SHA512

    ae4f3a9673711ecb6cc5d06874c587341d5094803923b53b6e982278fa64549d7acf866de165e23750facd55da556b6794c0d32f129f4087529c73acd4ffb11e

  • C:\Users\Admin\AppData\Local\Temp\._cache_EMV Reader Writer Software.exe

    Filesize

    942KB

    MD5

    35d2469a266ad4cf08ee723ca74b843d

    SHA1

    979527e8c77baab1d5d42d290c482a03543b2ea3

    SHA256

    9a696e11bcdd0d59577c43613d983daad607ea2fe0b2562f9359c23643cda18b

    SHA512

    f884e24ee775c64d42e2c914e27403c31087e13bccb9c89eb4814c1eca91d84744640f9e112851a12ea4a907b2d210f9c81b372ce7bd04a97037876ff701509a

  • C:\Users\Admin\AppData\Local\Temp\D6C75E00

    Filesize

    25KB

    MD5

    a9ea082bbbd450ccdd0248c5156df321

    SHA1

    6dbae703bb65f7e108ef37141612b57edf1ff4e6

    SHA256

    4344c651f6703af0b2b22b59f8ae2e9c5fe0ae4e9a70aabf3598f0c5f48b0e12

    SHA512

    0bd2c6aea76232d9e3d5f9225593bee1bf475401c432cd26ad7cf1d2f94003d4b2858ff297d6a2075d40473f29696f46a4cf9b2a663d65038e483e41b3e4f048

  • C:\Users\Admin\AppData\Local\Temp\EMV Reader Writer Software V8.exe

    Filesize

    560KB

    MD5

    a03920ec643f26a5d38676c953e6f4f6

    SHA1

    3756009fafeb360bc7f4b95654d027326688b8f0

    SHA256

    a1de7bc1d00660b7416e91442bcb89dcb8a05351eb22f03f89258d9077e69a80

    SHA512

    c472251c1a2e76100a6065d8e2b5fc42b5cf1fd85d4e31850b0f12806afb8e8b3c86f63c7ac2bee3f0a3add77412f03192f8c9fc494dc12e74295c7083f61156

  • C:\Users\Admin\AppData\Local\Temp\QZOqT5DV.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

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

    Filesize

    1.5MB

    MD5

    00291c15181baa184b62938cb519ba4c

    SHA1

    0691b2e7177466adf594352e27ebdfcd0d7aee90

    SHA256

    c4820b44454f5072937047af8fa53cabe7e21d3fdf0464581a70594b9f2a7f73

    SHA512

    f20a5d68b02f88fd94486e3158bf68af338eb6080b4aa75514c556cbbd3dda3044fc1bce1b5c3e37de8bb61277f60b0069a1480d8fd6412f4e020b0c3463cb80

  • C:\Users\Admin\AppData\Local\Temp\tmp1.jpg

    Filesize

    118KB

    MD5

    c9a3ccf95369f53cd448fac94ff4e3b8

    SHA1

    48131cd75821aad01ace71277206b7c6d7d4925c

    SHA256

    dc32698c13de42e87913c6d90939186a56ca4586e0397df52ed85e47443ceef4

    SHA512

    eeec3a8dd76cee4a1d774f7f34766742c6b92d833f8a92adb251cb618924935d3fbaf5c386b7c5291489ad805d3233dfd8b41aaafd73851aa9b410b45ff86e3a

  • C:\Users\Admin\AppData\Local\Temp\tmp2.exe

    Filesize

    13KB

    MD5

    913157f29b94106f5b6db18d04eb3c41

    SHA1

    c0e08c5557e38f4705c4c614586de7becdfeafaa

    SHA256

    cc4cd74a7db7edd8a16da7ff6fccf491bf61cc19ac73aae5843c56821d09272f

    SHA512

    4f075ffea2887f5db4cd80c15736740afbee81f3b9148b7cc458bc36095daa59555767d4481668c6e9b91881dcf0107c36b495dde5d3ecce99aaf4cb490a413b

  • memory/636-169-0x000000001BE60000-0x000000001C32E000-memory.dmp

    Filesize

    4.8MB

  • memory/636-171-0x000000001C330000-0x000000001C3CC000-memory.dmp

    Filesize

    624KB

  • memory/2036-159-0x0000000000400000-0x000000000047A000-memory.dmp

    Filesize

    488KB

  • memory/3576-113-0x0000000000400000-0x00000000005AE000-memory.dmp

    Filesize

    1.7MB

  • memory/3576-0-0x0000000002450000-0x0000000002451000-memory.dmp

    Filesize

    4KB

  • memory/3792-204-0x00007FFD1FC70000-0x00007FFD1FC80000-memory.dmp

    Filesize

    64KB

  • memory/3792-202-0x00007FFD1FC70000-0x00007FFD1FC80000-memory.dmp

    Filesize

    64KB

  • memory/3792-207-0x00007FFD1D390000-0x00007FFD1D3A0000-memory.dmp

    Filesize

    64KB

  • memory/3792-206-0x00007FFD1D390000-0x00007FFD1D3A0000-memory.dmp

    Filesize

    64KB

  • memory/3792-205-0x00007FFD1FC70000-0x00007FFD1FC80000-memory.dmp

    Filesize

    64KB

  • memory/3792-201-0x00007FFD1FC70000-0x00007FFD1FC80000-memory.dmp

    Filesize

    64KB

  • memory/3792-203-0x00007FFD1FC70000-0x00007FFD1FC80000-memory.dmp

    Filesize

    64KB

  • memory/4032-199-0x0000000000400000-0x000000000047A000-memory.dmp

    Filesize

    488KB

  • memory/4528-130-0x0000000005C90000-0x0000000006234000-memory.dmp

    Filesize

    5.6MB

  • memory/4528-155-0x00000000056E0000-0x0000000005772000-memory.dmp

    Filesize

    584KB

  • memory/4528-160-0x00000000055E0000-0x00000000055EA000-memory.dmp

    Filesize

    40KB

  • memory/4528-161-0x0000000005930000-0x0000000005986000-memory.dmp

    Filesize

    344KB

  • memory/4528-128-0x0000000000BD0000-0x0000000000BF6000-memory.dmp

    Filesize

    152KB

  • memory/4528-129-0x0000000005640000-0x00000000056DC000-memory.dmp

    Filesize

    624KB

  • memory/4684-200-0x0000000000400000-0x00000000005AE000-memory.dmp

    Filesize

    1.7MB

  • memory/4684-254-0x0000000000400000-0x00000000005AE000-memory.dmp

    Filesize

    1.7MB

  • memory/4684-258-0x0000000000400000-0x00000000005AE000-memory.dmp

    Filesize

    1.7MB

  • memory/4856-194-0x000000001BC80000-0x000000001BC88000-memory.dmp

    Filesize

    32KB