Analysis

  • max time kernel
    149s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    28-04-2024 19:14

General

  • Target

    0cd3955dba180d9581bbe3e2be479ff200b0b73ebac413ab8c37e836793c25e5.exe

  • Size

    66KB

  • MD5

    178154710e94a521d1ec62633087fd50

  • SHA1

    5fa0a95051d6f028e7275060eacd918d7ec952c1

  • SHA256

    0cd3955dba180d9581bbe3e2be479ff200b0b73ebac413ab8c37e836793c25e5

  • SHA512

    d653e5af210d39b2b1d59cf98219e8771a882aa6c9192d93e0efd38be02b60900e85d6937f0eee2079e3cf13cf8eaecedbe3df30801c7e0afb0227b81aaa8001

  • SSDEEP

    1536:/qbSe+Zk78NR3dN5nP6iS4qz0XSW3iDhy3:/3e+a+3dN5bS4qz3DhO

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 38 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1204
      • C:\Users\Admin\AppData\Local\Temp\0cd3955dba180d9581bbe3e2be479ff200b0b73ebac413ab8c37e836793c25e5.exe
        "C:\Users\Admin\AppData\Local\Temp\0cd3955dba180d9581bbe3e2be479ff200b0b73ebac413ab8c37e836793c25e5.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2776
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2940
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:3008
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a1DEC.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2796
            • C:\Users\Admin\AppData\Local\Temp\0cd3955dba180d9581bbe3e2be479ff200b0b73ebac413ab8c37e836793c25e5.exe
              "C:\Users\Admin\AppData\Local\Temp\0cd3955dba180d9581bbe3e2be479ff200b0b73ebac413ab8c37e836793c25e5.exe"
              4⤵
              • Executes dropped EXE
              PID:2676
          • 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:2488
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2400
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2388
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2420
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2360

          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

            478KB

            MD5

            3e2d3392a9d3ae3ed27661f81e853478

            SHA1

            fa8c023a3bff75e89ed39f5d4bfb5693d818ca8b

            SHA256

            09da8a31b7f420b9e4ed6d02e698bcc12a4f3efa46a53d1492a241a5784d44a8

            SHA512

            27652a29d728b92995b8ce46b150cd14baf5b65789591085ef3fa959dbc99efaa071b7a014ccaabeb6e84cdea642769dc98a7a1684afcda9be82dbb0b8d3fa17

          • C:\Users\Admin\AppData\Local\Temp\$$a1DEC.bat

            Filesize

            722B

            MD5

            76734824035f3cdd8066214af2ad2590

            SHA1

            d9a82e8330757a8365cb7c007d45f27ef2c1249a

            SHA256

            da75ad693f278a32db052e7679337a5e31883147df5221ffb6c1e1041d320a3f

            SHA512

            db3460c1c1c107a3ee1f5a9ffe78022607167f244a33bc3bf0b33007e43cbe6b24fe8375a97184b9eb2b68359fd2658c0c25735bdf6bba2b204eb216645aa03b

          • C:\Users\Admin\AppData\Local\Temp\0cd3955dba180d9581bbe3e2be479ff200b0b73ebac413ab8c37e836793c25e5.exe.exe

            Filesize

            33KB

            MD5

            e23f654ce94c5fea4bc1d10bac9e1705

            SHA1

            8bf96eb96181339a2c0f261768045546503d7545

            SHA256

            74d75e8cd9f52cd9b294bd8203d21c83009824890811174af2601795a2bffe6c

            SHA512

            c9021cec17d19bfea97d6c038747f6c0a387934d3700e058b4ffad41f9d4805771c52739c5f9efdf69db099a52fc48040e7fed692acbea0398b3ffe843f9fce6

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            3659e75ad8a2bdeef5f1d74aae41c2af

            SHA1

            95b2fa7bc2afbc1f412fc4285dbb6a15cc658a8a

            SHA256

            dbb4fdb10597cfb189203f72e75a2f2769a6960ed1acc1baa901742a344ae52d

            SHA512

            f19bbad48af80437f083d21cf89839bee9d30d50162df60a0d7c8205b646739332e55371f5d6c005f69681e41f00df936942c06f94f1a38c25084e438cac61e2

          • F:\$RECYCLE.BIN\S-1-5-21-3452737119-3959686427-228443150-1000\_desktop.ini

            Filesize

            9B

            MD5

            e7957b9f3d9556c996418169821a7993

            SHA1

            b7028de0f91d2e50a8d5f6d23613331a2784a142

            SHA256

            71a21a13d7822776d52d9a6146651dc9155db9f0bfbd978acf43d12dea2a8539

            SHA512

            72bc8552047095449fa4c3c21300183acfc7b33e6ab69c11435542e2862cb9e896bbfdedaeb97ec6edac8ed68220507a302d1ed2217624c97f6e9a83c0d3a285

          • memory/1204-27-0x00000000024E0000-0x00000000024E1000-memory.dmp

            Filesize

            4KB

          • memory/2488-18-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2488-31-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2488-3322-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2488-4133-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2776-0-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2776-16-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB