Overview

overview

8

Static

static

3

74dce8132d...e2.exe

windows7-x64

8

74dce8132d...e2.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    150s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/02/2024, 07:40

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General

  • Target

    74dce8132d5318bc97bbb446dca875ad06b0571d198e97629412cbca52f382e2.exe

  • Size

    400KB

  • MD5

    0beff46df56a350e5e110da55db3a64c

  • SHA1

    05b3b3ce240c82e39095550c55a15bfa9a6541ba

  • SHA256

    74dce8132d5318bc97bbb446dca875ad06b0571d198e97629412cbca52f382e2

  • SHA512

    150f1b8b4b243190570331bbb245535731a340cc6c76c978eedc751f6a5295e9864e67581c1b6743d1b5d1dd44efb259f3d5e8d295d82c3d9aad7ff407973c83

  • SSDEEP

    6144:3w9D91dOrcN3ZGXNYFNmIkYvUIelVjjVtGRyFH4:gtRfJcNYFNm8UhlZGse

Score
8/10
bootkitpersistencespywarestealer

Malware Config

Signatures

  • Blocklisted process makes network request 8 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

    bootkitpersistence
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\74dce8132d5318bc97bbb446dca875ad06b0571d198e97629412cbca52f382e2.exe
    "C:\Users\Admin\AppData\Local\Temp\74dce8132d5318bc97bbb446dca875ad06b0571d198e97629412cbca52f382e2.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1620
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\gtioejy.exe "C:\Users\Admin\AppData\Local\Temp\74dce8132d5318bc97bbb446dca875ad06b0571d198e97629412cbca52f382e2.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4048
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 2
        3⤵
        • Runs ping.exe
        PID:644
      • C:\Users\Admin\AppData\Local\Temp\gtioejy.exe
        C:\Users\Admin\AppData\Local\Temp\\gtioejy.exe "C:\Users\Admin\AppData\Local\Temp\74dce8132d5318bc97bbb446dca875ad06b0571d198e97629412cbca52f382e2.exe"
        3⤵
        • Deletes itself
        • Executes dropped EXE
        • Drops file in Program Files directory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4832
        • \??\c:\windows\SysWOW64\rundll32.exe
          c:\windows\system32\rundll32.exe "c:\Program Files\cwcdi\mslxh.dll",Verify C:\Users\Admin\AppData\Local\Temp\gtioejy.exe
          4⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Adds Run key to start application
          • Enumerates connected drives
          • Writes to the Master Boot Record (MBR)
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4264

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\gtioejy.exe
          Filesize

          400KB

          MD5

          425cacdcc8a95cbea593e26e53d00310

          SHA1

          fce1a6e671b2b46d6967a732d4496ce94241630e

          SHA256

          21f28818d58ca52c5914c65ca51b1173d6921ce832116db685239eb3dfa1d0fe

          SHA512

          103b0f5aa92a72e8e22e88a1b754b8c7baa46989ccda24ed82e99d30b0d45a0211055e9cf0a870a92c7ac27f4989929daf556ac9017ed87548b8dfabfe9ae2ef

          Download Submit

        • \??\c:\Program Files\cwcdi\mslxh.dll
          Filesize

          228KB

          MD5

          d3266238c74cea67134c1034b905bbec

          SHA1

          6bdf4770743fab093039a65ef840af5b72a22d46

          SHA256

          c5702c799aa18da468c51491ae2cb8e67a713cbd7412458a2be5f50a6df61a82

          SHA512

          0a72847dfc1e009e769f121d2365401ffbdcf317fa2eb02a63c5024a22929e41fe1fe3768c267902b1eb59572fa2181be9413ab1b4007c8803aa0f052be82a3c

          Download Submit

        • memory/1620-0-0x0000000000400000-0x0000000000464000-memory.dmp

          Filesize

          400KB

          Download

        • memory/1620-2-0x0000000000400000-0x0000000000464000-memory.dmp

          Filesize

          400KB

          Download

        • memory/4264-12-0x0000000010000000-0x0000000010080000-memory.dmp

          Filesize

          512KB

          Download

        • memory/4264-11-0x0000000010000000-0x0000000010080000-memory.dmp

          Filesize

          512KB

          Download

        • memory/4264-14-0x0000000010000000-0x0000000010080000-memory.dmp

          Filesize

          512KB

          Download

        • memory/4832-6-0x0000000000400000-0x0000000000464000-memory.dmp

          Filesize

          400KB

          Download

        • memory/4832-8-0x0000000000400000-0x0000000000464000-memory.dmp

          Filesize

          400KB

          Download