Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    01-06-2024 04:00

General

  • Target

    8cb289f744a3bafac8a23b64448dc080_NeikiAnalytics.exe

  • Size

    66KB

  • MD5

    8cb289f744a3bafac8a23b64448dc080

  • SHA1

    0b104f60726430d679477ecff9514e3267227fcf

  • SHA256

    d6aa28b2c2adf47ea35bf96a70feb793429327efa89f4bb98c83ef6360c8c79f

  • SHA512

    8a8bc8eb9c4af52a0b44631a36e8812ad539c558b07b4c6e070c68d47d8ebd2cea556cf15c062f406ea143b192e82d6a9b6fa54bd037ba67d2cf3699c31c1b9b

  • SSDEEP

    1536:EHfetdklPp+07gDSrB8Xru2zGeJxgawTzpXzrDJrXiR:IeklMMYJhqezw/pXzH9iR

Malware Config

Signatures

  • Detects BazaLoader malware 1 IoCs

    BazaLoader is a trojan that transmits logs to the Command and Control (C2) server, encoding them in BASE64 format through GET requests.

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Modifies Installed Components in the registry 2 TTPs 8 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 8 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in Windows directory 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8cb289f744a3bafac8a23b64448dc080_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\8cb289f744a3bafac8a23b64448dc080_NeikiAnalytics.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2176
    • \??\c:\windows\system\explorer.exe
      c:\windows\system\explorer.exe
      2⤵
      • Modifies WinLogon for persistence
      • Modifies visiblity of hidden/system files in Explorer
      • Modifies Installed Components in the registry
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2508
      • \??\c:\windows\system\spoolsv.exe
        c:\windows\system\spoolsv.exe SE
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in Windows directory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2740
        • \??\c:\windows\system\svchost.exe
          c:\windows\system\svchost.exe
          4⤵
          • Modifies WinLogon for persistence
          • Modifies visiblity of hidden/system files in Explorer
          • Modifies Installed Components in the registry
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Drops file in Windows directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2388
          • \??\c:\windows\system\spoolsv.exe
            c:\windows\system\spoolsv.exe PR
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetWindowsHookEx
            PID:2440
          • C:\Windows\SysWOW64\at.exe
            at 04:02 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
            5⤵
              PID:1764
            • C:\Windows\SysWOW64\at.exe
              at 04:03 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
              5⤵
                PID:2704
              • C:\Windows\SysWOW64\at.exe
                at 04:04 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
                5⤵
                  PID:1016

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Roaming\mrsys.exe

          Filesize

          66KB

          MD5

          21556afa4d5e3d47297f63728636519e

          SHA1

          a529f68a202dd854c1f5cb10a37fd38a0fb5df49

          SHA256

          1233c6feb0593bad61ca56b6d1b5b0012edc466a268ab81c8267cafd0d6ae3fa

          SHA512

          f750fb03d7f9631d316f20f7d49aefecbb297c60e19f449741078fc411fe0d2bb340aaa1e34a4beb3002c0221d51a2355b1bd2c170192942567e9bdb6475734f

        • \Windows\system\explorer.exe

          Filesize

          66KB

          MD5

          ddc36eed6e2df079de3b62374a00b7d5

          SHA1

          cecaded0162d96953982dbdfb73bdfd988452371

          SHA256

          28d10770a4fd76d2e9cdfa35323d281f78411e355166f1d351a6cb2db07e184a

          SHA512

          4307dbb01825eca8b7d00936fefcf60d34b0949382f04fc31d1ce0b676f4942d48cda7d6927370a8dd1d860268481454bd24c4d2bcc69dc8a7881cf5194b222a

        • \Windows\system\spoolsv.exe

          Filesize

          66KB

          MD5

          7d374161042201b07b31bcb4173b4414

          SHA1

          f8a1d63bc065ab5b5a331764ad1d1b3042145405

          SHA256

          872b608bfcde2fd6184db5d62a72aff8c2336462e2caf76959fe0921ec3e181a

          SHA512

          f1ea166392bd2de454a6c8829879b5e9737069f4278fd67f4ab2809794d5d5d7fe512f183650c92dc8f05a905d5d7a0220b4f7b5056ed9c34bfd23486d8b83e4

        • \Windows\system\svchost.exe

          Filesize

          66KB

          MD5

          a383196c53e650e968076779e0728361

          SHA1

          3a137c72c953e6d7c1e37629db1945f111ccb7c0

          SHA256

          99ac782e24c76d833e7daa6ecaa644afab8664f1d1e727f538d19efa8e89131f

          SHA512

          7030dc1ee598a41f05764005941e7babb4ae212c216b5ec89a51466eac579a53b92998f9bfd3e9e37a79b44c9340c6f887507751e1eec73d439a076cacf3ca8d

        • memory/2176-4-0x0000000000401000-0x000000000042E000-memory.dmp

          Filesize

          180KB

        • memory/2176-78-0x0000000000400000-0x0000000000431000-memory.dmp

          Filesize

          196KB

        • memory/2176-16-0x0000000003270000-0x00000000032A1000-memory.dmp

          Filesize

          196KB

        • memory/2176-53-0x0000000000020000-0x0000000000024000-memory.dmp

          Filesize

          16KB

        • memory/2176-3-0x0000000000400000-0x0000000000431000-memory.dmp

          Filesize

          196KB

        • memory/2176-2-0x0000000072940000-0x0000000072A93000-memory.dmp

          Filesize

          1.3MB

        • memory/2176-79-0x0000000000401000-0x000000000042E000-memory.dmp

          Filesize

          180KB

        • memory/2176-61-0x0000000000401000-0x000000000042E000-memory.dmp

          Filesize

          180KB

        • memory/2176-0-0x0000000000400000-0x0000000000431000-memory.dmp

          Filesize

          196KB

        • memory/2176-1-0x0000000000020000-0x0000000000024000-memory.dmp

          Filesize

          16KB

        • memory/2388-67-0x0000000001DB0000-0x0000000001DE1000-memory.dmp

          Filesize

          196KB

        • memory/2388-62-0x0000000000400000-0x0000000000431000-memory.dmp

          Filesize

          196KB

        • memory/2388-83-0x0000000000400000-0x0000000000431000-memory.dmp

          Filesize

          196KB

        • memory/2388-54-0x0000000072940000-0x0000000072A93000-memory.dmp

          Filesize

          1.3MB

        • memory/2388-55-0x0000000000400000-0x0000000000431000-memory.dmp

          Filesize

          196KB

        • memory/2440-74-0x0000000000400000-0x0000000000431000-memory.dmp

          Filesize

          196KB

        • memory/2440-68-0x0000000072940000-0x0000000072A93000-memory.dmp

          Filesize

          1.3MB

        • memory/2508-66-0x0000000000400000-0x0000000000431000-memory.dmp

          Filesize

          196KB

        • memory/2508-29-0x00000000027F0000-0x0000000002821000-memory.dmp

          Filesize

          196KB

        • memory/2508-20-0x0000000000400000-0x0000000000431000-memory.dmp

          Filesize

          196KB

        • memory/2508-82-0x0000000000400000-0x0000000000431000-memory.dmp

          Filesize

          196KB

        • memory/2508-18-0x0000000072940000-0x0000000072A93000-memory.dmp

          Filesize

          1.3MB

        • memory/2508-92-0x0000000000400000-0x0000000000431000-memory.dmp

          Filesize

          196KB

        • memory/2740-52-0x0000000001E80000-0x0000000001EB1000-memory.dmp

          Filesize

          196KB

        • memory/2740-50-0x0000000001E80000-0x0000000001EB1000-memory.dmp

          Filesize

          196KB

        • memory/2740-40-0x0000000000400000-0x0000000000431000-memory.dmp

          Filesize

          196KB

        • memory/2740-35-0x0000000072940000-0x0000000072A93000-memory.dmp

          Filesize

          1.3MB

        • memory/2740-80-0x0000000000400000-0x0000000000431000-memory.dmp

          Filesize

          196KB