Analysis

  • max time kernel
    160s
  • max time network
    176s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-11-2023 17:36

General

  • Target

    NEAS.eb49928c6e5be7f6c2dcfe158df9dda8.exe

  • Size

    801KB

  • MD5

    eb49928c6e5be7f6c2dcfe158df9dda8

  • SHA1

    7334ef0afa8ecdf497716c1309a43406138155f1

  • SHA256

    1db552b3054965e79fe9b4766d9daefb69a72fceb2e5a31186a9235c5fca7ad9

  • SHA512

    72ddae4db2855f7da04698a1cd811edad985c5eaeade9d91f09aaac115390b4036b2621873f8a3b877ab717b9ee3c77f0359f2710a987db80e919b55b3ab0a8f

  • SSDEEP

    12288:GMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9zl6MMNj:GnsJ39LyjbJkQFMhmC+6GD996

Malware Config

Signatures

  • RunningRat

    RunningRat is a remote access trojan first seen in 2018.

  • RunningRat payload 12 IoCs
  • Sets DLL path for service in the registry 2 TTPs 2 IoCs
  • Checks computer location settings 2 TTPs 4 IoCs

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

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Creates a Windows Service
  • Drops file in System32 directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 5 IoCs
  • Modifies registry class 2 IoCs
  • Runs ping.exe 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.eb49928c6e5be7f6c2dcfe158df9dda8.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.eb49928c6e5be7f6c2dcfe158df9dda8.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:3088
    • C:\Users\Admin\AppData\Local\Temp\._cache_NEAS.eb49928c6e5be7f6c2dcfe158df9dda8.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_NEAS.eb49928c6e5be7f6c2dcfe158df9dda8.exe"
      2⤵
      • Sets DLL path for service in the registry
      • Checks computer location settings
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2392
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 -n 1 && del /f/q "C:\Users\Admin\AppData\Local\Temp\._cache_NEAS.eb49928c6e5be7f6c2dcfe158df9dda8.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:5008
        • C:\Windows\SysWOW64\PING.EXE
          ping 127.0.0.1 -n 1
          4⤵
          • Runs ping.exe
          PID:4360
    • C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:1340
      • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
        3⤵
        • Sets DLL path for service in the registry
        • Checks computer location settings
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2108
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 -n 1 && del /f/q "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:4524
          • C:\Windows\SysWOW64\PING.EXE
            ping 127.0.0.1 -n 1
            5⤵
            • Runs ping.exe
            PID:1512
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "OERSDs"
    1⤵
      PID:3156
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "OERSDs"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:1616
      • C:\Windows\SysWOW64\OERSDs.exe
        C:\Windows\system32\OERSDs.exe "c:\users\admin\appdata\local\temp\240660875.dll",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Checks processor information in registry
        • Modifies data under HKEY_USERS
        PID:3704

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\ProgramData\Synaptics\Synaptics.exe

      Filesize

      801KB

      MD5

      eb49928c6e5be7f6c2dcfe158df9dda8

      SHA1

      7334ef0afa8ecdf497716c1309a43406138155f1

      SHA256

      1db552b3054965e79fe9b4766d9daefb69a72fceb2e5a31186a9235c5fca7ad9

      SHA512

      72ddae4db2855f7da04698a1cd811edad985c5eaeade9d91f09aaac115390b4036b2621873f8a3b877ab717b9ee3c77f0359f2710a987db80e919b55b3ab0a8f

    • C:\ProgramData\Synaptics\Synaptics.exe

      Filesize

      801KB

      MD5

      eb49928c6e5be7f6c2dcfe158df9dda8

      SHA1

      7334ef0afa8ecdf497716c1309a43406138155f1

      SHA256

      1db552b3054965e79fe9b4766d9daefb69a72fceb2e5a31186a9235c5fca7ad9

      SHA512

      72ddae4db2855f7da04698a1cd811edad985c5eaeade9d91f09aaac115390b4036b2621873f8a3b877ab717b9ee3c77f0359f2710a987db80e919b55b3ab0a8f

    • C:\ProgramData\Synaptics\Synaptics.exe

      Filesize

      801KB

      MD5

      eb49928c6e5be7f6c2dcfe158df9dda8

      SHA1

      7334ef0afa8ecdf497716c1309a43406138155f1

      SHA256

      1db552b3054965e79fe9b4766d9daefb69a72fceb2e5a31186a9235c5fca7ad9

      SHA512

      72ddae4db2855f7da04698a1cd811edad985c5eaeade9d91f09aaac115390b4036b2621873f8a3b877ab717b9ee3c77f0359f2710a987db80e919b55b3ab0a8f

    • C:\Users\Admin\AppData\Local\Temp\._cache_NEAS.eb49928c6e5be7f6c2dcfe158df9dda8.exe

      Filesize

      48KB

      MD5

      baaa08a9723edf38c38fca9f245e06d3

      SHA1

      bd8c6db41444c29b5380ce8e819cad0cff1b87a6

      SHA256

      bbc91d159de0dcc389c6005ca1be5e776593800ed8aec81cadffce9d9e5e4797

      SHA512

      0d2d57b7d0400d6e34ec35f11872a8a6b57085485a0a4de253ee13a570b6805905d026e4d1f248d98e62c1dc1217548f8bb9bfc1c923ceb2b50cacd743d02d55

    • C:\Users\Admin\AppData\Local\Temp\._cache_NEAS.eb49928c6e5be7f6c2dcfe158df9dda8.exe

      Filesize

      48KB

      MD5

      baaa08a9723edf38c38fca9f245e06d3

      SHA1

      bd8c6db41444c29b5380ce8e819cad0cff1b87a6

      SHA256

      bbc91d159de0dcc389c6005ca1be5e776593800ed8aec81cadffce9d9e5e4797

      SHA512

      0d2d57b7d0400d6e34ec35f11872a8a6b57085485a0a4de253ee13a570b6805905d026e4d1f248d98e62c1dc1217548f8bb9bfc1c923ceb2b50cacd743d02d55

    • C:\Users\Admin\AppData\Local\Temp\._cache_NEAS.eb49928c6e5be7f6c2dcfe158df9dda8.exe

      Filesize

      48KB

      MD5

      baaa08a9723edf38c38fca9f245e06d3

      SHA1

      bd8c6db41444c29b5380ce8e819cad0cff1b87a6

      SHA256

      bbc91d159de0dcc389c6005ca1be5e776593800ed8aec81cadffce9d9e5e4797

      SHA512

      0d2d57b7d0400d6e34ec35f11872a8a6b57085485a0a4de253ee13a570b6805905d026e4d1f248d98e62c1dc1217548f8bb9bfc1c923ceb2b50cacd743d02d55

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

      Filesize

      48KB

      MD5

      baaa08a9723edf38c38fca9f245e06d3

      SHA1

      bd8c6db41444c29b5380ce8e819cad0cff1b87a6

      SHA256

      bbc91d159de0dcc389c6005ca1be5e776593800ed8aec81cadffce9d9e5e4797

      SHA512

      0d2d57b7d0400d6e34ec35f11872a8a6b57085485a0a4de253ee13a570b6805905d026e4d1f248d98e62c1dc1217548f8bb9bfc1c923ceb2b50cacd743d02d55

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

      Filesize

      48KB

      MD5

      baaa08a9723edf38c38fca9f245e06d3

      SHA1

      bd8c6db41444c29b5380ce8e819cad0cff1b87a6

      SHA256

      bbc91d159de0dcc389c6005ca1be5e776593800ed8aec81cadffce9d9e5e4797

      SHA512

      0d2d57b7d0400d6e34ec35f11872a8a6b57085485a0a4de253ee13a570b6805905d026e4d1f248d98e62c1dc1217548f8bb9bfc1c923ceb2b50cacd743d02d55

    • C:\Users\Admin\AppData\Local\Temp\240660875.dll

      Filesize

      25KB

      MD5

      e454c59b2616686f92b20d733ab0db1f

      SHA1

      af744f4d209466878b045f879e2e6d2e85624839

      SHA256

      01b0d61c344961370ad3aee1bcc75f22f6eaa9c0cd7735fd1b2ea6610eeb5fbc

      SHA512

      b733efd33dc05c4a36d37c4e0f69e2a7c89f75b2b1e0e9127af6977698ea76c0818423d2fb6eed2ee8be6c8ca00a4b6fa3ed25ce3d99f88d796a798d80699d95

    • C:\Users\Admin\AppData\Local\Temp\240660875.dll

      Filesize

      25KB

      MD5

      e454c59b2616686f92b20d733ab0db1f

      SHA1

      af744f4d209466878b045f879e2e6d2e85624839

      SHA256

      01b0d61c344961370ad3aee1bcc75f22f6eaa9c0cd7735fd1b2ea6610eeb5fbc

      SHA512

      b733efd33dc05c4a36d37c4e0f69e2a7c89f75b2b1e0e9127af6977698ea76c0818423d2fb6eed2ee8be6c8ca00a4b6fa3ed25ce3d99f88d796a798d80699d95

    • C:\Users\Admin\AppData\Local\Temp\240660875.dll

      Filesize

      25KB

      MD5

      e454c59b2616686f92b20d733ab0db1f

      SHA1

      af744f4d209466878b045f879e2e6d2e85624839

      SHA256

      01b0d61c344961370ad3aee1bcc75f22f6eaa9c0cd7735fd1b2ea6610eeb5fbc

      SHA512

      b733efd33dc05c4a36d37c4e0f69e2a7c89f75b2b1e0e9127af6977698ea76c0818423d2fb6eed2ee8be6c8ca00a4b6fa3ed25ce3d99f88d796a798d80699d95

    • C:\Users\Admin\AppData\Local\Temp\240661734.dll

      Filesize

      25KB

      MD5

      e454c59b2616686f92b20d733ab0db1f

      SHA1

      af744f4d209466878b045f879e2e6d2e85624839

      SHA256

      01b0d61c344961370ad3aee1bcc75f22f6eaa9c0cd7735fd1b2ea6610eeb5fbc

      SHA512

      b733efd33dc05c4a36d37c4e0f69e2a7c89f75b2b1e0e9127af6977698ea76c0818423d2fb6eed2ee8be6c8ca00a4b6fa3ed25ce3d99f88d796a798d80699d95

    • C:\Users\Admin\AppData\Local\Temp\240661734.dll

      Filesize

      25KB

      MD5

      e454c59b2616686f92b20d733ab0db1f

      SHA1

      af744f4d209466878b045f879e2e6d2e85624839

      SHA256

      01b0d61c344961370ad3aee1bcc75f22f6eaa9c0cd7735fd1b2ea6610eeb5fbc

      SHA512

      b733efd33dc05c4a36d37c4e0f69e2a7c89f75b2b1e0e9127af6977698ea76c0818423d2fb6eed2ee8be6c8ca00a4b6fa3ed25ce3d99f88d796a798d80699d95

    • C:\Windows\SysWOW64\OERSDs.exe

      Filesize

      60KB

      MD5

      889b99c52a60dd49227c5e485a016679

      SHA1

      8fa889e456aa646a4d0a4349977430ce5fa5e2d7

      SHA256

      6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

      SHA512

      08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

    • C:\Windows\SysWOW64\OERSDs.exe

      Filesize

      60KB

      MD5

      889b99c52a60dd49227c5e485a016679

      SHA1

      8fa889e456aa646a4d0a4349977430ce5fa5e2d7

      SHA256

      6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

      SHA512

      08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

    • \??\c:\users\admin\appdata\local\temp\240660875.dll

      Filesize

      25KB

      MD5

      e454c59b2616686f92b20d733ab0db1f

      SHA1

      af744f4d209466878b045f879e2e6d2e85624839

      SHA256

      01b0d61c344961370ad3aee1bcc75f22f6eaa9c0cd7735fd1b2ea6610eeb5fbc

      SHA512

      b733efd33dc05c4a36d37c4e0f69e2a7c89f75b2b1e0e9127af6977698ea76c0818423d2fb6eed2ee8be6c8ca00a4b6fa3ed25ce3d99f88d796a798d80699d95

    • memory/1340-137-0x0000000002130000-0x0000000002131000-memory.dmp

      Filesize

      4KB

    • memory/1340-206-0x0000000000400000-0x00000000004CE000-memory.dmp

      Filesize

      824KB

    • memory/1340-208-0x0000000002130000-0x0000000002131000-memory.dmp

      Filesize

      4KB

    • memory/1340-229-0x0000000000400000-0x00000000004CE000-memory.dmp

      Filesize

      824KB

    • memory/3088-136-0x0000000000400000-0x00000000004CE000-memory.dmp

      Filesize

      824KB

    • memory/3088-0-0x0000000002260000-0x0000000002261000-memory.dmp

      Filesize

      4KB

    • memory/3088-51-0x0000000000400000-0x00000000004CE000-memory.dmp

      Filesize

      824KB