Analysis

  • max time kernel
    150s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/06/2024, 14:35

General

  • Target

    e05f5de8f0f8ee8c3fc177edb7faba271e603fbd43af28d7bf488f4c9ccad456.exe

  • Size

    115KB

  • MD5

    0118a7145e351b24ce2dc07e263b52ee

  • SHA1

    235c0cca6fbee20ca07ceb5598c4cb5d234e8289

  • SHA256

    e05f5de8f0f8ee8c3fc177edb7faba271e603fbd43af28d7bf488f4c9ccad456

  • SHA512

    aa6a40c32b717b33cd6e6fff844322eba9d19eefaae1bb0eb56b873dd55dd56d6eefbb95b58ef912b958a3fd4e764f54bb04bd4233b17ac5262ccab58860ec8d

  • SSDEEP

    3072:6yf9lOzKM5pF2ebrEFEIkJbHljDFEJK0u9y:V1NM5psebrESIkJbFjJAu4

Score
7/10

Malware Config

Signatures

  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Enumerates connected drives 3 TTPs 21 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3512
      • C:\Users\Admin\AppData\Local\Temp\e05f5de8f0f8ee8c3fc177edb7faba271e603fbd43af28d7bf488f4c9ccad456.exe
        "C:\Users\Admin\AppData\Local\Temp\e05f5de8f0f8ee8c3fc177edb7faba271e603fbd43af28d7bf488f4c9ccad456.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1808
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4992
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:4092
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a37D9.bat
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:1608
            • C:\Users\Admin\AppData\Local\Temp\e05f5de8f0f8ee8c3fc177edb7faba271e603fbd43af28d7bf488f4c9ccad456.exe
              "C:\Users\Admin\AppData\Local\Temp\e05f5de8f0f8ee8c3fc177edb7faba271e603fbd43af28d7bf488f4c9ccad456.exe"
              4⤵
              • Executes dropped EXE
              PID:3316
          • C:\Windows\Logo1_.exe
            C:\Windows\Logo1_.exe
            3⤵
            • Drops startup file
            • Executes dropped EXE
            • Enumerates connected drives
            • Drops file in Program Files directory
            • Drops file in Windows directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            PID:4572
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2940
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:540
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:4628
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:1768

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Program Files\7-Zip\7z.exe

            Filesize

            577KB

            MD5

            fb56f6731dc360aff8103dd3a42aaa8e

            SHA1

            1e5282d78c42da241ec60b01c35f4a5a00866200

            SHA256

            f074b152fe4f04eef6fb412a3dbd221aed05fa07ccb6f9ddc1ab991699e597e4

            SHA512

            40193e3c81372a171dbd5d2d02f52e5f362faf3034d21e53de55f1ee3bd1ffda86b90a876636afe407b4770e867b6d3f7e9b20f6af6f7a8fcfbdc17504e31c6f

          • C:\ProgramData\Package Cache\{63880b41-04fc-4f9b-92c4-4455c255eb8c}\windowsdesktop-runtime-8.0.2-win-x64.exe

            Filesize

            643KB

            MD5

            2186e704236b47c2268b5e251f696330

            SHA1

            101fdc37baf83fed8f6f8b55f1594a13e5060c4f

            SHA256

            ece9f7bb3d56dff6b865be7804d66254865ca7211619d517a7cf35cabba05144

            SHA512

            f0b451724fe6aa486002e6c86951e0089f5bc6f7cca6cf3b0c9cc8fb55cec0e5ae428c5ce00774e7d71b6427261f37573ffe385cac023f213e438fc031fda806

          • C:\Users\Admin\AppData\Local\Temp\$$a37D9.bat

            Filesize

            722B

            MD5

            12df78a34f2506d6a49dcb9184569ffb

            SHA1

            e3501a71e3704bee65430d56a2c88ab311f68428

            SHA256

            7514b8df54a6eec8235428fdc8652deebcc63858a639248a2a2595365afaa31d

            SHA512

            2cb9109d6223b745ab23d94cd43484673bb6b5f5ce5d9d5fc09c525a246071789d281657881f31474d1e8b94b82016069a011bc7f3d8fca37386b0150d657321

          • C:\Users\Admin\AppData\Local\Temp\e05f5de8f0f8ee8c3fc177edb7faba271e603fbd43af28d7bf488f4c9ccad456.exe.exe

            Filesize

            81KB

            MD5

            555d7a9a45844e061845877f095d017b

            SHA1

            4b4269c1e2e29cd78c141fb66bb2965b04411033

            SHA256

            e86340a88f90a53d01d26629d517889aa12f5dc0150e5cb0bf8731bc2bce96ca

            SHA512

            c243d3bd51b891aff87718019d964189dee4f783ecef1f15bf0e2a378367e99d9844cbd527c70f5d6df373dd171da4bce03f4632e55c98e7bcc3335f20b0eb16

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            8672c18abb253393520f7fc6b18384d7

            SHA1

            bff7c7e6e156797ff0a6f8702c6dbbdee1f3ceaf

            SHA256

            d82951f2780fd4d6ea6328ae66b12c2673bc01ce0de2d7d832481e011c9cdcb8

            SHA512

            b9a709825bb369e77e59b181cee69a5db99e1399199b519629d0dd93fffd65d4833dd4addf464dfaefa7b8d9a41ff39fe86421927de4c1bb2048d54a51a577c8

          • F:\$RECYCLE.BIN\S-1-5-21-4018855536-2201274732-320770143-1000\_desktop.ini

            Filesize

            8B

            MD5

            378d822ce12583d0d584184af22d1d77

            SHA1

            c062ac770b028df6db676099e02f09fc2f77b171

            SHA256

            1ad01f8e46c86dfa34468e306eabe54b58d56134130b53ea7677961e3baaf6c7

            SHA512

            23cf7b916de734c6bb6fd3b2beee21f3e82bc95e93d8662dca818d7cf13602706f22671dce61388b2a7e0b613c07c70512331c4132759b16cf438cb1750bc397

          • memory/1808-0-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/1808-10-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/4572-11-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/4572-18-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/4572-5176-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/4572-8656-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB