Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    28-04-2024 20:14

General

  • Target

    a0d1142b3b567d8a6149967fd989a8ac18f515cda7a097b0ae4bfb8e716ded8d.exe

  • Size

    66KB

  • MD5

    423b678d04473cab9b4d0105b3c96d56

  • SHA1

    38e4ed4314f18b00efe26d0fbd5cb5e0fa2840dc

  • SHA256

    a0d1142b3b567d8a6149967fd989a8ac18f515cda7a097b0ae4bfb8e716ded8d

  • SHA512

    c590bd4978fd79807697b313e41b14d4ec7c4e892d0f2c476eaeec329526598c6bfd4ce65cf8a6a3584ca7be29e6c247f5e3cd8b6020bc28d757a033794f8bff

  • SSDEEP

    1536:/qbSe+Zk78NR3dN5nPXiS4qz0XSW3iG47fy:/3e+a+3dN5KS4qz3G47a

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\a0d1142b3b567d8a6149967fd989a8ac18f515cda7a097b0ae4bfb8e716ded8d.exe
        "C:\Users\Admin\AppData\Local\Temp\a0d1142b3b567d8a6149967fd989a8ac18f515cda7a097b0ae4bfb8e716ded8d.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2512
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2820
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:1684
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a27AC.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2992
            • C:\Users\Admin\AppData\Local\Temp\a0d1142b3b567d8a6149967fd989a8ac18f515cda7a097b0ae4bfb8e716ded8d.exe
              "C:\Users\Admin\AppData\Local\Temp\a0d1142b3b567d8a6149967fd989a8ac18f515cda7a097b0ae4bfb8e716ded8d.exe"
              4⤵
              • Executes dropped EXE
              PID:2556
          • 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:2648
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2588
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2468
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2460

          Network

          MITRE ATT&CK Matrix ATT&CK v13

          Credential Access

          Unsecured Credentials

          1
          T1552

          Credentials In Files

          1
          T1552.001

          Discovery

          Query Registry

          1
          T1012

          Peripheral Device Discovery

          1
          T1120

          System Information Discovery

          1
          T1082

          Collection

          Data from Local System

          1
          T1005

          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\$$a27AC.bat
            Filesize

            722B

            MD5

            a9ac6d93f8b0a14d76c23d16deaca41d

            SHA1

            bbf277b2e7837eefc62430013c7543db049a592a

            SHA256

            0f4705b3f6d952a1adb3247e2b4818c9bfdfd1f5040fe998390d88d0bf69b435

            SHA512

            2b607379328f8aaca14ddfeb283c6dcc79136674eb7d295e1ecef49de0bcfaf8231a30a1c89409982b24e720c55eb5e546c732deb0f80e1da9865fe4de0d6803

          • C:\Users\Admin\AppData\Local\Temp\a0d1142b3b567d8a6149967fd989a8ac18f515cda7a097b0ae4bfb8e716ded8d.exe.exe
            Filesize

            33KB

            MD5

            8d8e70465b638a0fbef479bb1f9a50be

            SHA1

            c39e2a1b7712f6edb3ab8da7add41102bbc2646a

            SHA256

            7152bd71bfdf164229ec3664980fd0f5389790fb2fb852c770ffa901a3087ff6

            SHA512

            11ad37a481f65d48e522d035ffa7cd0ac0a4c4258dff97de738ad4dccec025c4e408af9917f807313ee98169387661f0e0446df187180d36ea8cbfcd1f21ddac

          • 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/1204-27-0x0000000002E20000-0x0000000002E21000-memory.dmp
            Filesize

            4KB

          • memory/2512-0-0x0000000000400000-0x000000000043F000-memory.dmp
            Filesize

            252KB

          • memory/2512-17-0x0000000000400000-0x000000000043F000-memory.dmp
            Filesize

            252KB

          • memory/2524-18-0x0000000000400000-0x000000000043F000-memory.dmp
            Filesize

            252KB

          • memory/2524-31-0x0000000000400000-0x000000000043F000-memory.dmp
            Filesize

            252KB

          • memory/2524-3318-0x0000000000400000-0x000000000043F000-memory.dmp
            Filesize

            252KB

          • memory/2524-4141-0x0000000000400000-0x000000000043F000-memory.dmp
            Filesize

            252KB