Analysis

  • max time kernel
    150s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    15/05/2024, 11:15

General

  • Target

    29afbc7ec19c6c69386a4caf31c13dc18cf6932a58ff367185ef9d3edbf0dbfb.exe

  • Size

    5.7MB

  • MD5

    ee55149d71e222c0777d33707bcddf95

  • SHA1

    3b70b64ebd8361e3ab9e4fa8b109a96f9a7e998f

  • SHA256

    29afbc7ec19c6c69386a4caf31c13dc18cf6932a58ff367185ef9d3edbf0dbfb

  • SHA512

    04a87aea91e310e4e7cf07aa3e7fb36b4b40d2e439c310055ae4cb64e133c84e22225f19c56227240c32781de0b63acfb2f472c7266b5c91ae96f7ec8958322e

  • SSDEEP

    49152:ZlPv94AEsKU8ggw1g+1CART5eBiyKS3EI3wybn20DCYIHvc8ixuZm9+fWsw6dTPn:vKUgTH2M2m9UMpu1QfLczqssnKSk

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 use of WriteProcessMemory 34 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1204
      • C:\Users\Admin\AppData\Local\Temp\29afbc7ec19c6c69386a4caf31c13dc18cf6932a58ff367185ef9d3edbf0dbfb.exe
        "C:\Users\Admin\AppData\Local\Temp\29afbc7ec19c6c69386a4caf31c13dc18cf6932a58ff367185ef9d3edbf0dbfb.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2156
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2752
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2984
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a17A6.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            PID:2648
            • C:\Users\Admin\AppData\Local\Temp\29afbc7ec19c6c69386a4caf31c13dc18cf6932a58ff367185ef9d3edbf0dbfb.exe
              "C:\Users\Admin\AppData\Local\Temp\29afbc7ec19c6c69386a4caf31c13dc18cf6932a58ff367185ef9d3edbf0dbfb.exe"
              4⤵
              • Executes dropped EXE
              PID:2584
          • 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:2660
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2768
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2700
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2408
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2480

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                • 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\$$a17A6.bat

                  Filesize

                  722B

                  MD5

                  292795780ba22f58981e5fd7d68d1a24

                  SHA1

                  0d8e77a24dabad9c0a258616c46716d39dfc66cc

                  SHA256

                  90ad3e9005a77f58e01f2704e6ff8a258227c61fc53ce0ae3083d3ff5b7c1292

                  SHA512

                  45de6383b26c69c45a0b67063461dcc85c81a24bab0040e894189b75f29b50c0e51ce8a3065bc3f0fef953249bd05c3002a84393464261f280612aa76fe44e08

                • C:\Users\Admin\AppData\Local\Temp\29afbc7ec19c6c69386a4caf31c13dc18cf6932a58ff367185ef9d3edbf0dbfb.exe.exe

                  Filesize

                  5.7MB

                  MD5

                  ba18e99b3e17adb5b029eaebc457dd89

                  SHA1

                  ec0458f3c00d35b323f08d4e1cc2e72899429c38

                  SHA256

                  f5ee36de8edf9be2ac2752b219cfdcb7ca1677071b8e116cb876306e9f1b6628

                  SHA512

                  1f41929e6f5b555b60c411c7810cbf14e3af26100df5ac4533ec3739a278c1b925687284660efb4868e3741305098e2737836229efc9fe46c97a6057c10e677c

                • C:\Windows\Logo1_.exe

                  Filesize

                  40KB

                  MD5

                  341ec829f1445cfc22901ee3564a2407

                  SHA1

                  3b7d6d531808cf3d17f484d7984c5cbb2ae6d850

                  SHA256

                  f99b2ae8656781e1be65ad464d0472b39ca4fb48a31d9949ed12b0992390dc82

                  SHA512

                  1fd0ddca12d5b9cfc5ff6c5d3fb1bb5686a6a17e552f6af631ce019bd0f0fe194bd5770f96ad5af3226de91217c9715955d211145e373904b671cf75052da751

                • F:\$RECYCLE.BIN\S-1-5-21-2248906074-2862704502-246302768-1000\_desktop.ini

                  Filesize

                  9B

                  MD5

                  9d187c446579e70f430c5bb5556efc0c

                  SHA1

                  0379a56b3d4a9e75d426a088cd523d01929186b2

                  SHA256

                  544ddbeef004b81b45d0e94b3b745247127ea912498b2037a66e1b9e896ab85f

                  SHA512

                  6844cb10d0d40b145129edd38157ede9fdb8dacf2c8a0888c7478ff1d0346e5dfd451bb297aea18097330751ae7520761e4a51804b8fb60c19541b97c600ddbc

                • memory/1204-27-0x0000000002550000-0x0000000002551000-memory.dmp

                  Filesize

                  4KB

                • memory/2156-0-0x0000000000400000-0x000000000043F000-memory.dmp

                  Filesize

                  252KB

                • memory/2156-17-0x0000000000400000-0x000000000043F000-memory.dmp

                  Filesize

                  252KB

                • memory/2660-19-0x0000000000400000-0x000000000043F000-memory.dmp

                  Filesize

                  252KB

                • memory/2660-31-0x0000000000400000-0x000000000043F000-memory.dmp

                  Filesize

                  252KB

                • memory/2660-3322-0x0000000000400000-0x000000000043F000-memory.dmp

                  Filesize

                  252KB

                • memory/2660-4141-0x0000000000400000-0x000000000043F000-memory.dmp

                  Filesize

                  252KB