Analysis

  • max time kernel
    134s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-11-2024 23:51

General

  • Target

    733657aff7068f67c41f723a044f18de01448634e9138693907eff4320c2c50b.exe

  • Size

    8.9MB

  • MD5

    1a33b542f2c0b822a8ba01fd6c6cdf58

  • SHA1

    6c37d96f0a776845642229d127c69ac0f1e9dc5c

  • SHA256

    733657aff7068f67c41f723a044f18de01448634e9138693907eff4320c2c50b

  • SHA512

    8e11b4f495e88e49b3099cac4f943b01445bebe88e770bcf63123be052b779e712299556aee70362ab7e0d2c23a4cce1bcba21309bf3a4bd340615877f51ee10

  • SSDEEP

    196608:g9x7Zei65FdsbOcRZO6Q55CfSzCfKXFR5a4t3QXZuXc1o9yaaI6HMaJTtGbj:gHVD6CCcRZO106Wf749y

Malware Config

Extracted

Family

vipkeylogger

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

  • VIPKeylogger

    VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

  • Vipkeylogger family
  • Xred

    Xred is backdoor written in Delphi.

  • Xred family
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 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 1 IoCs

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

  • Suspicious use of SetThreadContext 2 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • 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 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\733657aff7068f67c41f723a044f18de01448634e9138693907eff4320c2c50b.exe
    "C:\Users\Admin\AppData\Local\Temp\733657aff7068f67c41f723a044f18de01448634e9138693907eff4320c2c50b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2676
    • C:\Users\Admin\AppData\Local\Temp\733657aff7068f67c41f723a044f18de01448634e9138693907eff4320c2c50b.exe
      "C:\Users\Admin\AppData\Local\Temp\733657aff7068f67c41f723a044f18de01448634e9138693907eff4320c2c50b.exe"
      2⤵
        PID:916
      • C:\Users\Admin\AppData\Local\Temp\733657aff7068f67c41f723a044f18de01448634e9138693907eff4320c2c50b.exe
        "C:\Users\Admin\AppData\Local\Temp\733657aff7068f67c41f723a044f18de01448634e9138693907eff4320c2c50b.exe"
        2⤵
        • Checks computer location settings
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:4304
        • C:\Users\Admin\AppData\Local\Temp\._cache_733657aff7068f67c41f723a044f18de01448634e9138693907eff4320c2c50b.exe
          "C:\Users\Admin\AppData\Local\Temp\._cache_733657aff7068f67c41f723a044f18de01448634e9138693907eff4320c2c50b.exe"
          3⤵
          • Executes dropped EXE
          • Accesses Microsoft Outlook profiles
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4976
        • 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:1332
          • C:\ProgramData\Synaptics\Synaptics.exe
            "C:\ProgramData\Synaptics\Synaptics.exe"
            4⤵
            • Checks computer location settings
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            • Modifies registry class
            • Suspicious use of WriteProcessMemory
            PID:2708
            • 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:732
    • 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:3844

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\ProgramData\Synaptics\Synaptics.exe

      Filesize

      8.9MB

      MD5

      1a33b542f2c0b822a8ba01fd6c6cdf58

      SHA1

      6c37d96f0a776845642229d127c69ac0f1e9dc5c

      SHA256

      733657aff7068f67c41f723a044f18de01448634e9138693907eff4320c2c50b

      SHA512

      8e11b4f495e88e49b3099cac4f943b01445bebe88e770bcf63123be052b779e712299556aee70362ab7e0d2c23a4cce1bcba21309bf3a4bd340615877f51ee10

    • C:\Users\Admin\AppData\Local\Temp\._cache_733657aff7068f67c41f723a044f18de01448634e9138693907eff4320c2c50b.exe

      Filesize

      269KB

      MD5

      5446eaf87fe423755a4611cd0ff939e4

      SHA1

      c4b2153f43659c6b0ff11527a02b0b0dbfe75b11

      SHA256

      f7f3df09f0759f03d0d3d114caadac597c767ebfeaba7115d2963c732864daff

      SHA512

      1b82fc09028091ca718ee02853c0a4a3096ac92f2ba707e181c78cccb8ca717deedda3d7605a704112660575ab0d30f556e8317bbc15940c96265b0da2b4a73c

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

      Filesize

      17KB

      MD5

      e566fc53051035e1e6fd0ed1823de0f9

      SHA1

      00bc96c48b98676ecd67e81a6f1d7754e4156044

      SHA256

      8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

      SHA512

      a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

    • memory/1332-150-0x0000000005BF0000-0x0000000005F44000-memory.dmp

      Filesize

      3.3MB

    • memory/2676-10-0x00000000751AE000-0x00000000751AF000-memory.dmp

      Filesize

      4KB

    • memory/2676-3-0x00000000059E0000-0x0000000005A72000-memory.dmp

      Filesize

      584KB

    • memory/2676-6-0x00000000059D0000-0x00000000059DA000-memory.dmp

      Filesize

      40KB

    • memory/2676-7-0x0000000008B00000-0x0000000008C70000-memory.dmp

      Filesize

      1.4MB

    • memory/2676-8-0x0000000008C90000-0x0000000008CAE000-memory.dmp

      Filesize

      120KB

    • memory/2676-9-0x0000000008D50000-0x0000000008DEC000-memory.dmp

      Filesize

      624KB

    • memory/2676-4-0x0000000005A80000-0x0000000005DD4000-memory.dmp

      Filesize

      3.3MB

    • memory/2676-11-0x00000000751A0000-0x0000000075950000-memory.dmp

      Filesize

      7.7MB

    • memory/2676-12-0x00000000093A0000-0x00000000094E8000-memory.dmp

      Filesize

      1.3MB

    • memory/2676-1-0x0000000000690000-0x0000000000F80000-memory.dmp

      Filesize

      8.9MB

    • memory/2676-0-0x00000000751AE000-0x00000000751AF000-memory.dmp

      Filesize

      4KB

    • memory/2676-2-0x0000000005EF0000-0x0000000006494000-memory.dmp

      Filesize

      5.6MB

    • memory/2676-21-0x00000000751A0000-0x0000000075950000-memory.dmp

      Filesize

      7.7MB

    • memory/2676-5-0x00000000751A0000-0x0000000075950000-memory.dmp

      Filesize

      7.7MB

    • memory/2708-234-0x0000000000400000-0x0000000000506000-memory.dmp

      Filesize

      1.0MB

    • memory/2708-233-0x0000000000400000-0x0000000000506000-memory.dmp

      Filesize

      1.0MB

    • memory/2708-240-0x0000000000400000-0x0000000000506000-memory.dmp

      Filesize

      1.0MB

    • memory/2708-156-0x0000000000400000-0x0000000000506000-memory.dmp

      Filesize

      1.0MB

    • memory/2708-264-0x0000000000400000-0x0000000000506000-memory.dmp

      Filesize

      1.0MB

    • memory/3844-220-0x00007FFB93550000-0x00007FFB93560000-memory.dmp

      Filesize

      64KB

    • memory/3844-219-0x00007FFB93550000-0x00007FFB93560000-memory.dmp

      Filesize

      64KB

    • memory/3844-224-0x00007FFB91330000-0x00007FFB91340000-memory.dmp

      Filesize

      64KB

    • memory/3844-223-0x00007FFB91330000-0x00007FFB91340000-memory.dmp

      Filesize

      64KB

    • memory/3844-222-0x00007FFB93550000-0x00007FFB93560000-memory.dmp

      Filesize

      64KB

    • memory/3844-221-0x00007FFB93550000-0x00007FFB93560000-memory.dmp

      Filesize

      64KB

    • memory/3844-218-0x00007FFB93550000-0x00007FFB93560000-memory.dmp

      Filesize

      64KB

    • memory/4304-18-0x0000000001790000-0x0000000001791000-memory.dmp

      Filesize

      4KB

    • memory/4304-149-0x0000000000400000-0x0000000000506000-memory.dmp

      Filesize

      1.0MB

    • memory/4304-17-0x0000000000400000-0x0000000000506000-memory.dmp

      Filesize

      1.0MB

    • memory/4304-16-0x0000000000400000-0x0000000000506000-memory.dmp

      Filesize

      1.0MB

    • memory/4304-14-0x0000000000400000-0x0000000000506000-memory.dmp

      Filesize

      1.0MB

    • memory/4304-13-0x0000000000400000-0x0000000000506000-memory.dmp

      Filesize

      1.0MB

    • memory/4976-89-0x0000000073EEE000-0x0000000073EEF000-memory.dmp

      Filesize

      4KB

    • memory/4976-91-0x0000000000F30000-0x0000000000F78000-memory.dmp

      Filesize

      288KB

    • memory/4976-153-0x0000000006CD0000-0x0000000006D20000-memory.dmp

      Filesize

      320KB

    • memory/4976-152-0x0000000006E50000-0x0000000007012000-memory.dmp

      Filesize

      1.8MB

    • memory/4976-151-0x0000000073EEE000-0x0000000073EEF000-memory.dmp

      Filesize

      4KB