Analysis

  • max time kernel
    149s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/05/2024, 11:15

General

  • Target

    8709a4ecf6b4134700d57e0788c16969e8dfa3b977cad561c2f53f49829fbda4.exe

  • Size

    376KB

  • MD5

    422c329d784c887b9c7038d788c4f13d

  • SHA1

    ee970db37b2c4a278ac3d9df074e4a7482386c64

  • SHA256

    8709a4ecf6b4134700d57e0788c16969e8dfa3b977cad561c2f53f49829fbda4

  • SHA512

    211b357273b808f0bf76fa8897c81a8196b0b5d286a0bdc68a3aaeeae4a7a7a982802af95a62c50b702316685c7db2b8bd8cebb6779b898dd46ca1103d92b9d2

  • SSDEEP

    6144:mMaFzU66bkWmchVySqkvAH3qo0wWJC6G/SMT4FWqC:mMapU66b5zhVymA/XSRh

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 28 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3472
      • C:\Users\Admin\AppData\Local\Temp\8709a4ecf6b4134700d57e0788c16969e8dfa3b977cad561c2f53f49829fbda4.exe
        "C:\Users\Admin\AppData\Local\Temp\8709a4ecf6b4134700d57e0788c16969e8dfa3b977cad561c2f53f49829fbda4.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1060
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:224
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2764
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aEE57.bat
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:4408
            • C:\Users\Admin\AppData\Local\Temp\8709a4ecf6b4134700d57e0788c16969e8dfa3b977cad561c2f53f49829fbda4.exe
              "C:\Users\Admin\AppData\Local\Temp\8709a4ecf6b4134700d57e0788c16969e8dfa3b977cad561c2f53f49829fbda4.exe"
              4⤵
              • Executes dropped EXE
              PID:5104
          • 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:2428
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:3092
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2600
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:1236
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2592
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4168,i,4686244434963378549,11462511444150484980,262144 --variations-seed-version --mojo-platform-channel-handle=4316 /prefetch:8
            1⤵
              PID:1512

            Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

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

                    Filesize

                    584KB

                    MD5

                    20307acbf355d7d7204aea6d3b02a782

                    SHA1

                    2e2a1fabd856207be414b8717131d04581d6514a

                    SHA256

                    ebf6cdf9f57f2f50c05ade8511c8ea0e1b775891cea9e4fa081e58624e5b3007

                    SHA512

                    4b27b30e22ee94f23a82ceca0d0fc00970e25f654b9736d14b1b78d8e64039189f7d772351f1ace71a34d337b8e00994a238a8edc0bc25672af19a07d253fbaf

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

                    Filesize

                    650KB

                    MD5

                    c0651f5f5ed8c9967b91a89a86cc4dc4

                    SHA1

                    6866b91667021c6cc7fd680451a5ea183dce3cd1

                    SHA256

                    d09336ea46c4c6e8b83dff2aa4bd31d9e993bcd572e6b274449adc5f9e51627d

                    SHA512

                    1cf7354f1b204415fd099c1fdaeecda5f0daec86948cee48da433d847d0ce94fee7fcf2365675868e82450891244b04902d730d6b0e0dfb5c29df1cd4b5d8ad6

                  • C:\Users\Admin\AppData\Local\Temp\$$aEE57.bat

                    Filesize

                    722B

                    MD5

                    9ec4f25727e532c77c5249029eb877ff

                    SHA1

                    0deaa6b7e19ae955efe91dd15cedaa82c3cf43f5

                    SHA256

                    89474d5f6673244910fda04c1965c917246e8e683db9255e3d6e6956e273eb5a

                    SHA512

                    138f19be8a442b545d6a11cef1421e82c8b92b70fe2005778962a028ac9b4808d2dd288d63ba3cd9bf500268d0afd29481d99378b375000d5a52c5b1edb5fb00

                  • C:\Users\Admin\AppData\Local\Temp\8709a4ecf6b4134700d57e0788c16969e8dfa3b977cad561c2f53f49829fbda4.exe.exe

                    Filesize

                    335KB

                    MD5

                    40ac62c087648ccc2c58dae066d34c98

                    SHA1

                    0e87efb6ddfe59e534ea9e829cad35be8563e5f7

                    SHA256

                    482c4c1562490e164d5f17990253373691aa5eab55a81c7f890fe9583a9ea916

                    SHA512

                    0c1ff13ff88409d54fee2ceb07fe65135ce2a9aa6f8da51ac0158abb2cfbb3a898ef26f476931986f1367622f21a7c0b0e742d0f4de8be6e215596b0d88c518f

                  • C:\Windows\Logo1_.exe

                    Filesize

                    40KB

                    MD5

                    341ec829f1445cfc22901ee3564a2407

                    SHA1

                    3b7d6d531808cf3d17f484d7984c5cbb2ae6d850

                    SHA256

                    f99b2ae8656781e1be65ad464d0472b39ca4fb48a31d9949ed12b0992390dc82

                    SHA512

                    1fd0ddca12d5b9cfc5ff6c5d3fb1bb5686a6a17e552f6af631ce019bd0f0fe194bd5770f96ad5af3226de91217c9715955d211145e373904b671cf75052da751

                  • F:\$RECYCLE.BIN\S-1-5-21-1181767204-2009306918-3718769404-1000\_desktop.ini

                    Filesize

                    9B

                    MD5

                    9d187c446579e70f430c5bb5556efc0c

                    SHA1

                    0379a56b3d4a9e75d426a088cd523d01929186b2

                    SHA256

                    544ddbeef004b81b45d0e94b3b745247127ea912498b2037a66e1b9e896ab85f

                    SHA512

                    6844cb10d0d40b145129edd38157ede9fdb8dacf2c8a0888c7478ff1d0346e5dfd451bb297aea18097330751ae7520761e4a51804b8fb60c19541b97c600ddbc

                  • memory/1060-0-0x0000000000400000-0x000000000043F000-memory.dmp

                    Filesize

                    252KB

                  • memory/1060-10-0x0000000000400000-0x000000000043F000-memory.dmp

                    Filesize

                    252KB

                  • memory/2428-17-0x0000000000400000-0x000000000043F000-memory.dmp

                    Filesize

                    252KB

                  • memory/2428-5267-0x0000000000400000-0x000000000043F000-memory.dmp

                    Filesize

                    252KB

                  • memory/2428-9091-0x0000000000400000-0x000000000043F000-memory.dmp

                    Filesize

                    252KB