Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-06-2024 23:45

General

  • Target

    d479d075ea4e7bde7e322fe334a8677640ca5de55eae6be6e7178558725370b5.exe

  • Size

    43KB

  • MD5

    b3ec6ca07bc2a5f781791c3045ee4a0a

  • SHA1

    6ab0a16eb0cbb6ab49125fab0fd8b56087ee6107

  • SHA256

    d479d075ea4e7bde7e322fe334a8677640ca5de55eae6be6e7178558725370b5

  • SHA512

    66011790a42c4787eb2da2961ab859b832c9f60958832e27b19142e78efe3d2e94aa73045b6dc5b8c8afe22cd276b0428258795468ad2e75387510a4397ae343

  • SSDEEP

    768:phHv16GVRu1yK9fMnJG2V9dHS8/WQ3655Kv1X/qY1MSd:pp93SHuJV9NDHqaNrFd

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • 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 20 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3432
      • C:\Users\Admin\AppData\Local\Temp\d479d075ea4e7bde7e322fe334a8677640ca5de55eae6be6e7178558725370b5.exe
        "C:\Users\Admin\AppData\Local\Temp\d479d075ea4e7bde7e322fe334a8677640ca5de55eae6be6e7178558725370b5.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:2656
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a3FF7.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3972
          • C:\Users\Admin\AppData\Local\Temp\d479d075ea4e7bde7e322fe334a8677640ca5de55eae6be6e7178558725370b5.exe
            "C:\Users\Admin\AppData\Local\Temp\d479d075ea4e7bde7e322fe334a8677640ca5de55eae6be6e7178558725370b5.exe"
            4⤵
            • Executes dropped EXE
            PID:4636
        • C:\Windows\Logo1_.exe
          C:\Windows\Logo1_.exe
          3⤵
          • 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:2812
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2428
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:740

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe

        Filesize

        254KB

        MD5

        a93821e61328d1457e5817e2ebd59b62

        SHA1

        60535b8ae1c0750360a6cd86443a8fcbaa1dc61b

        SHA256

        f7cbad10c3bdb1157962fc9fa7c2ee1660f89d82e0baa903a4d7314475dfc212

        SHA512

        14da8e53583cdd33c6e9b59a3110869b1d2a1b6d097e4fa692584e4a7ac76a6ed56460cc5ef95ffd8e709fca791cb0ba040dbb1217064f64bd9c20abf67a0668

      • C:\Program Files\7-Zip\7z.exe

        Filesize

        573KB

        MD5

        b673f339c8bef7c038e4de7a5a980295

        SHA1

        ebe0aab1687da0b489517bff7b26b99cc52dfc35

        SHA256

        636376fc7ab8867eb3a6297d7943e4dd931108aeb4d5b40a9112e6f2246d9257

        SHA512

        a9001bd4d1bbbefbb03796cce368b6251c0f4a7e5002b85e693e0744ae37cda8b4bf5b503cb37fb6f1dcc69d5c5f9c9f321013d501cd978147417e91f88eb563

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

        Filesize

        639KB

        MD5

        f1a31b2ce27caa12b0c83698d2266dbe

        SHA1

        41d0f0731185588db910853ce965e677bd2e53e5

        SHA256

        c013780783b3c6105da7ffd4b46452fadec0336c22a310fc20a3b67778855105

        SHA512

        a12d12be843f39c38bc6e596c08760744bf07f4a06636a592a883989ec4467b76b9ca6b859bfd997a9d6cb85e3abbac82729e71ea989df9d3ba065e740e12206

      • C:\Users\Admin\AppData\Local\Temp\$$a3FF7.bat

        Filesize

        722B

        MD5

        0c83b136958eab906e408fd1d666b719

        SHA1

        f13b9168dc479fe75b9a5a86f34b9d90ba206149

        SHA256

        a7bfc56133f752043b12e34ec05f53c1467804b1039b1c84a46bbf6cfe944962

        SHA512

        fb99bc978d11f5df06eb288b226ae07463d6bdb54d2b6e38183768c742f9bcedc72af63aef15a3a2df2f638e5228737799621d016ff99810fe648f2bff9dd73f

      • C:\Users\Admin\AppData\Local\Temp\d479d075ea4e7bde7e322fe334a8677640ca5de55eae6be6e7178558725370b5.exe.exe

        Filesize

        14KB

        MD5

        ad782ffac62e14e2269bf1379bccbaae

        SHA1

        9539773b550e902a35764574a2be2d05bc0d8afc

        SHA256

        1c8a77db924ebeb952052334dc95add388700c02b073b07973cd8fe0a0a360b8

        SHA512

        a1e9d6316ffc55f4751090961733e98c93b2a391666ff50b50e9dea39783746e501d14127e7ee9343926976d7e3cd224f13736530354d8466ea995dab35c8dc2

      • C:\Windows\Logo1_.exe

        Filesize

        29KB

        MD5

        efa1b8e122e58a40f07e63f5a644c70c

        SHA1

        90fdff8f2a9e2ebda62cccfd865e0970f9db629d

        SHA256

        f49584ffc209f455b93be597e42289952e26a11e55566dc16efd2e20732c5f94

        SHA512

        c252786d121b82af686b3e80ed5a577f455911ec67984415641f6166411b050e07bc80135de59a81ff1c0772173b705ff6f00438a935ad7f1276521325392830

      • F:\$RECYCLE.BIN\S-1-5-21-1337824034-2731376981-3755436523-1000\_desktop.ini

        Filesize

        9B

        MD5

        1f206a052c160fd77308863abd810887

        SHA1

        3b27ec1dc4b51fb7f1793a9ca9bb0d2e53e60eb1

        SHA256

        45129bd309ca763a88c6bf438896e82b939d6491036658c4512c57f8353938c1

        SHA512

        bd7857c146b01a49d34d4eb84053353eeb586bee6916426179305d5e2360559adea4040fe2184a3a803943ff4e6526cc38c665f9a808355619628868d53fbed5

      • memory/2656-9-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2656-0-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2812-27-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2812-37-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2812-33-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2812-1231-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2812-20-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2812-4797-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2812-10-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2812-5236-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB