Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    15/05/2024, 11:14

General

  • Target

    41df2da8e7809668495d1ef4eac9b37e7aa4f4dbc300a78d6317c4c491312f2d.exe

  • Size

    55KB

  • MD5

    29e107f30d686aec3e2729cf6324511b

  • SHA1

    a983d70e669f40ef42ed6468276fe0f856c249e6

  • SHA256

    41df2da8e7809668495d1ef4eac9b37e7aa4f4dbc300a78d6317c4c491312f2d

  • SHA512

    4d3f8f9328a7df29ad59cb9e339447579e8b26b577397bd0ac733e8ca20c87e5686ee825534c0576f4541f1eb0032cf55c9e5cee76a9cb81e5fd6ea44d7fb758

  • SSDEEP

    1536:gsVPQsrz8haFpmqr76/Y3WLpOHqaNrFd:gsVPN8QFda/2WaNpd

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 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.

  • 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 43 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 41 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1192
      • C:\Users\Admin\AppData\Local\Temp\41df2da8e7809668495d1ef4eac9b37e7aa4f4dbc300a78d6317c4c491312f2d.exe
        "C:\Users\Admin\AppData\Local\Temp\41df2da8e7809668495d1ef4eac9b37e7aa4f4dbc300a78d6317c4c491312f2d.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2180
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2192
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:3052
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a1D60.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2628
            • C:\Users\Admin\AppData\Local\Temp\41df2da8e7809668495d1ef4eac9b37e7aa4f4dbc300a78d6317c4c491312f2d.exe
              "C:\Users\Admin\AppData\Local\Temp\41df2da8e7809668495d1ef4eac9b37e7aa4f4dbc300a78d6317c4c491312f2d.exe"
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: GetForegroundWindowSpam
              PID:2812
          • 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:2648
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2644
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2636
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2828
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2408

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

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

                  Filesize

                  265KB

                  MD5

                  3e662e0df77f4da5af03e89f3ae78b61

                  SHA1

                  1641ff1f24a84f6bf99ce0862e7b65b3b7e51cdd

                  SHA256

                  63da64c91cace3a705acc5d1b6703fc1661bf312aebea8be9f5056c2371fea76

                  SHA512

                  50b419b015669ee564381a8e21fe49be374974e5ccfc929d38e3c6ec9410b5690b56ff0c124da4385c628b971eb10c5505ee972199ff049fe7e88b4ad0f2a735

                • C:\ProgramData\Package Cache\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\vcredist_x64.exe

                  Filesize

                  485KB

                  MD5

                  3ac7773258fe0684e8a28f3793a74ed3

                  SHA1

                  316fba91c21ea13e4576a5eeec832fd585c31ca0

                  SHA256

                  9f41dbbbdf4edcf63ba6262af0ae0d9a13874d0e008522af866f12f3e71b198f

                  SHA512

                  8d2647018107b940fe80b5ab979570b9f255764195976272b8c2ee8640b0e91493d5e7fa598b4ce29bda8f87cf495c6c71fd62734d51761b04bb5127eb5b2b4a

                • C:\Users\Admin\AppData\Local\Temp\$$a1D60.bat

                  Filesize

                  722B

                  MD5

                  da0922ef6ac29282f5c423addc3b70e3

                  SHA1

                  f9dc24e9376bbbed144fb3280f5255d33a299872

                  SHA256

                  9aff9358fb8ab49694cf05762aa4f73e80982b5cec018e255e7b42ebe2e5045d

                  SHA512

                  3021a4b4e259ee9e7a256ad083f9e4665c6dce196d7fd9994b492c5e2d810c7f85332e1aed30379564ddea2a05927d6aebbd4c7dc31fcfe68ca072c2301a2540

                • C:\Users\Admin\AppData\Local\Temp\41df2da8e7809668495d1ef4eac9b37e7aa4f4dbc300a78d6317c4c491312f2d.exe.exe

                  Filesize

                  14KB

                  MD5

                  ad782ffac62e14e2269bf1379bccbaae

                  SHA1

                  9539773b550e902a35764574a2be2d05bc0d8afc

                  SHA256

                  1c8a77db924ebeb952052334dc95add388700c02b073b07973cd8fe0a0a360b8

                  SHA512

                  a1e9d6316ffc55f4751090961733e98c93b2a391666ff50b50e9dea39783746e501d14127e7ee9343926976d7e3cd224f13736530354d8466ea995dab35c8dc2

                • C:\Windows\Logo1_.exe

                  Filesize

                  40KB

                  MD5

                  03f7f9164b72da0e3d4893f390083549

                  SHA1

                  74f536b847ef4d3f83f0e610f138306d90bd7410

                  SHA256

                  97150e552c7ed63fd1a333fbd3ac5bcd45dcc8630c5554b6241bf77d6a2e4504

                  SHA512

                  46d9423a17ccc7b3347bd99bdd9607ada5609b4999bd8697580e826c29bc84a98203e4c9d8ddb1e1f1606aba3d0541cb80e7d1f78bbf0d4dd800e280b59ad11e

                • F:\$RECYCLE.BIN\S-1-5-21-268080393-3149932598-1824759070-1000\_desktop.ini

                  Filesize

                  9B

                  MD5

                  9d187c446579e70f430c5bb5556efc0c

                  SHA1

                  0379a56b3d4a9e75d426a088cd523d01929186b2

                  SHA256

                  544ddbeef004b81b45d0e94b3b745247127ea912498b2037a66e1b9e896ab85f

                  SHA512

                  6844cb10d0d40b145129edd38157ede9fdb8dacf2c8a0888c7478ff1d0346e5dfd451bb297aea18097330751ae7520761e4a51804b8fb60c19541b97c600ddbc

                • memory/1192-28-0x0000000002E50000-0x0000000002E51000-memory.dmp

                  Filesize

                  4KB

                • memory/2180-19-0x0000000000400000-0x000000000043F000-memory.dmp

                  Filesize

                  252KB

                • memory/2180-0-0x0000000000400000-0x000000000043F000-memory.dmp

                  Filesize

                  252KB

                • memory/2180-16-0x0000000000230000-0x000000000026F000-memory.dmp

                  Filesize

                  252KB

                • memory/2648-31-0x0000000000400000-0x000000000043F000-memory.dmp

                  Filesize

                  252KB

                • memory/2648-3238-0x0000000000400000-0x000000000043F000-memory.dmp

                  Filesize

                  252KB

                • memory/2648-17-0x0000000000400000-0x000000000043F000-memory.dmp

                  Filesize

                  252KB

                • memory/2648-4170-0x0000000000400000-0x000000000043F000-memory.dmp

                  Filesize

                  252KB