Analysis

  • max time kernel
    149s
  • max time network
    120s
  • 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

    0acf07cd7c376dea6a667f03aa2f5e0032baa84e6c5d0c89c7012dcb00993283.exe

  • Size

    724KB

  • MD5

    5a7a0d20fdf012b6c305169c1fac61eb

  • SHA1

    a11ea9f25ba9817f3995136316da75db8f5603ab

  • SHA256

    0acf07cd7c376dea6a667f03aa2f5e0032baa84e6c5d0c89c7012dcb00993283

  • SHA512

    5e8560ac0582c231f136fd719de2108dc9783acf934fe6b69537138ed00f29718a663af5a854919cdc8de3401ce95485963b84afca01dd9421847121929023ad

  • SSDEEP

    12288:mMaSfC6Aj+TN5uixZN+8rKhUdTC/wE1ZD0Ca5ZIXV:mM7LOS2opPIXV

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 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 43 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Executes dropped EXE
    PID:1184
    • C:\Users\Admin\AppData\Local\Temp\0acf07cd7c376dea6a667f03aa2f5e0032baa84e6c5d0c89c7012dcb00993283.exe
      "C:\Users\Admin\AppData\Local\Temp\0acf07cd7c376dea6a667f03aa2f5e0032baa84e6c5d0c89c7012dcb00993283.exe"
      2⤵
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2700
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2612
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
            PID:2376
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$aD88.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:2648
          • C:\Users\Admin\AppData\Local\Temp\0acf07cd7c376dea6a667f03aa2f5e0032baa84e6c5d0c89c7012dcb00993283.exe
            "C:\Users\Admin\AppData\Local\Temp\0acf07cd7c376dea6a667f03aa2f5e0032baa84e6c5d0c89c7012dcb00993283.exe"
            4⤵
            • Executes dropped EXE
            PID:2596
        • 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:2644
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2436
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:2872
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2432
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2496

        Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              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\$$aD88.bat

                Filesize

                721B

                MD5

                532df9ae6ac304b3d810e61a33a34dab

                SHA1

                db74501728d5efc7bd74a1a90e4554377cd0d855

                SHA256

                c9011555cf90286add8c0e85df05d3f079d270685d65ca1afce7b7e002d1eac2

                SHA512

                4e77a548db00a842ae6968a3b6434fc08af4beaa8db4337de38d2a3910bd5ad3dee4ccaa185b24f8c6024711b2d8b12babdafdbbb76f45adb0caf67c5469ed14

              • C:\Users\Admin\AppData\Local\Temp\0acf07cd7c376dea6a667f03aa2f5e0032baa84e6c5d0c89c7012dcb00993283.exe.exe

                Filesize

                684KB

                MD5

                50f289df0c19484e970849aac4e6f977

                SHA1

                3dc77c8830836ab844975eb002149b66da2e10be

                SHA256

                b9b179b305c5268ad428b6ae59de10b4fe99cf0199bbc89b7017181905e97305

                SHA512

                877d852ea1062b90e2fd2f3c4dc7d05d9697e9a9b2929c830a770b62741f6a11e06de73275eb871113f11143faf1cb40d99f7c247862ffb778d26833ed5d7e38

              • 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/1184-29-0x0000000002E40000-0x0000000002E41000-memory.dmp

                Filesize

                4KB

              • memory/2644-19-0x0000000000400000-0x000000000043F000-memory.dmp

                Filesize

                252KB

              • memory/2644-32-0x0000000000400000-0x000000000043F000-memory.dmp

                Filesize

                252KB

              • memory/2644-3323-0x0000000000400000-0x000000000043F000-memory.dmp

                Filesize

                252KB

              • memory/2644-4142-0x0000000000400000-0x000000000043F000-memory.dmp

                Filesize

                252KB

              • memory/2700-0-0x0000000000400000-0x000000000043F000-memory.dmp

                Filesize

                252KB

              • memory/2700-17-0x0000000000400000-0x000000000043F000-memory.dmp

                Filesize

                252KB