Analysis

  • max time kernel
    149s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

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

General

  • Target

    d7b0c77dbdefc86699a442daa9fb76de01756eeeecad0fb0ce60f187a47eb1cf.exe

  • Size

    963KB

  • MD5

    1f7a03d36e0daf89dfda24df933d90df

  • SHA1

    e3c7dd7e4cffbff39728e88d49c884b3545fe530

  • SHA256

    d7b0c77dbdefc86699a442daa9fb76de01756eeeecad0fb0ce60f187a47eb1cf

  • SHA512

    b7084148680cf3a1c6aa7c59e51fd35dfd0b84646ff78ebf3b31aeeae49482579bc729081268e218c60442d393204bc85e53ad40a25000f93c403b8ea0252342

  • SSDEEP

    12288:m+aM4RKcv8Nh7py6Rmi78gkPH3aPI9vyVg/0paQuj3IdD02fKBjtp/:mBWBpDRmi78gkPXlyo0G/jr

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 43 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1212
      • C:\Users\Admin\AppData\Local\Temp\d7b0c77dbdefc86699a442daa9fb76de01756eeeecad0fb0ce60f187a47eb1cf.exe
        "C:\Users\Admin\AppData\Local\Temp\d7b0c77dbdefc86699a442daa9fb76de01756eeeecad0fb0ce60f187a47eb1cf.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1812
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2072
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:3060
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a2D57.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2536
            • C:\Users\Admin\AppData\Local\Temp\d7b0c77dbdefc86699a442daa9fb76de01756eeeecad0fb0ce60f187a47eb1cf.exe
              "C:\Users\Admin\AppData\Local\Temp\d7b0c77dbdefc86699a442daa9fb76de01756eeeecad0fb0ce60f187a47eb1cf.exe"
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: GetForegroundWindowSpam
              • Suspicious use of AdjustPrivilegeToken
              PID:2528
          • 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:2524
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2428
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2564
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2404
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2512

          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\$$a2D57.bat
            Filesize

            722B

            MD5

            ae0530799b4886f5d687e67310ab0855

            SHA1

            8bc9a0299b493e41f9b5eab9d1738cf56a26bb7c

            SHA256

            8e1f8499f6f18c133103c1bf815efc98719936c1c8cc47c35733ef0b2b930a7e

            SHA512

            b15acaaa1edad770a9ddbf9f2038defee5b3499aaf72d5b30575a693a62c14af552356ed8bc1d62aaa1f44482c164a221c2404d5b308d53af854e82fe90ef06a

          • C:\Users\Admin\AppData\Local\Temp\d7b0c77dbdefc86699a442daa9fb76de01756eeeecad0fb0ce60f187a47eb1cf.exe
            Filesize

            930KB

            MD5

            30ac0b832d75598fb3ec37b6f2a8c86a

            SHA1

            6f47dbfd6ff36df7ba581a4cef024da527dc3046

            SHA256

            1ea0839c8dc95ad2c060af7d042c40c0daed58ce8e4524c0fba12fd73e4afb74

            SHA512

            505870601a4389b7ed2c8fecf85835adfd2944cbc10801f74bc4e08f5a0d6ecc9a52052fc37e216304cd1655129021862294a698ed36b3b43d428698f7263057

          • C:\Windows\Logo1_.exe
            Filesize

            33KB

            MD5

            3659e75ad8a2bdeef5f1d74aae41c2af

            SHA1

            95b2fa7bc2afbc1f412fc4285dbb6a15cc658a8a

            SHA256

            dbb4fdb10597cfb189203f72e75a2f2769a6960ed1acc1baa901742a344ae52d

            SHA512

            f19bbad48af80437f083d21cf89839bee9d30d50162df60a0d7c8205b646739332e55371f5d6c005f69681e41f00df936942c06f94f1a38c25084e438cac61e2

          • F:\$RECYCLE.BIN\S-1-5-21-1298544033-3225604241-2703760938-1000\_desktop.ini
            Filesize

            9B

            MD5

            e7957b9f3d9556c996418169821a7993

            SHA1

            b7028de0f91d2e50a8d5f6d23613331a2784a142

            SHA256

            71a21a13d7822776d52d9a6146651dc9155db9f0bfbd978acf43d12dea2a8539

            SHA512

            72bc8552047095449fa4c3c21300183acfc7b33e6ab69c11435542e2862cb9e896bbfdedaeb97ec6edac8ed68220507a302d1ed2217624c97f6e9a83c0d3a285

          • memory/1212-30-0x0000000002E20000-0x0000000002E21000-memory.dmp
            Filesize

            4KB

          • memory/1812-18-0x0000000000400000-0x000000000043F000-memory.dmp
            Filesize

            252KB

          • memory/1812-17-0x0000000000320000-0x000000000035F000-memory.dmp
            Filesize

            252KB

          • memory/1812-12-0x0000000000320000-0x000000000035F000-memory.dmp
            Filesize

            252KB

          • memory/1812-0-0x0000000000400000-0x000000000043F000-memory.dmp
            Filesize

            252KB

          • memory/2524-20-0x0000000000400000-0x000000000043F000-memory.dmp
            Filesize

            252KB

          • memory/2524-33-0x0000000000400000-0x000000000043F000-memory.dmp
            Filesize

            252KB

          • memory/2524-3320-0x0000000000400000-0x000000000043F000-memory.dmp
            Filesize

            252KB

          • memory/2524-4142-0x0000000000400000-0x000000000043F000-memory.dmp
            Filesize

            252KB