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
    28-04-2024 15:17

General

  • Target

    9b12d727e7539ae53e09d75aba0b380c678fefb6bcda73bfd76e7877da392e2f.exe

  • Size

    70KB

  • MD5

    daac8a233156ed14ef78fa49a9988c9a

  • SHA1

    ada1d539b00fceaaf708607cd66d58e1356f99c8

  • SHA256

    9b12d727e7539ae53e09d75aba0b380c678fefb6bcda73bfd76e7877da392e2f

  • SHA512

    e490d8e172beb254b1278781e1a8be5108724329888e4506bdb7e46c5ad39065d1f870f440de12903f95b971e54b86d183658b004f4f3595ca3fba58d372ec91

  • SSDEEP

    1536:/qbSe+Zk78NR3dN5nPYriw+d9bHrkT5gUHz7FxtJ:/3e+a+3dN5QrBkfkT5xHzD

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:1208
      • C:\Users\Admin\AppData\Local\Temp\9b12d727e7539ae53e09d75aba0b380c678fefb6bcda73bfd76e7877da392e2f.exe
        "C:\Users\Admin\AppData\Local\Temp\9b12d727e7539ae53e09d75aba0b380c678fefb6bcda73bfd76e7877da392e2f.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1512
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2220
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:1944
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a15E1.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2032
            • C:\Users\Admin\AppData\Local\Temp\9b12d727e7539ae53e09d75aba0b380c678fefb6bcda73bfd76e7877da392e2f.exe
              "C:\Users\Admin\AppData\Local\Temp\9b12d727e7539ae53e09d75aba0b380c678fefb6bcda73bfd76e7877da392e2f.exe"
              4⤵
              • Executes dropped EXE
              PID:2684
          • 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:2372
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2660
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2580
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2168
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:1816

          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\$$a15E1.bat
            Filesize

            722B

            MD5

            800ee851dd157ea77bd6d3b88164c548

            SHA1

            668743f73618df98512714fc4e706d240fb9bc35

            SHA256

            a402a5bb765808ee8226a7ee20654d091f667100dd2c97fe2b4035412364d3db

            SHA512

            092c2d69446e77b6616e9f09f3d1e11c280e0ff1ecbc9861de1cfb056d925ed2c00b8ba46bdde56c382161e3a199f22ce18111c02c69a17f1de91ee2a76a52fc

          • C:\Users\Admin\AppData\Local\Temp\9b12d727e7539ae53e09d75aba0b380c678fefb6bcda73bfd76e7877da392e2f.exe.exe
            Filesize

            36KB

            MD5

            9f498971cbe636662f3d210747d619e1

            SHA1

            44b8e2732fa1e2f204fc70eaa1cb406616250085

            SHA256

            8adf6748981c3e7b62f5dbca992be6675574fffbce7673743f2d7fe787d56a41

            SHA512

            b73083c2f7b028d2946cb8f7b4fe2289fedaa4175364a2aac37db0aeff4602aede772ccc9eba7e6dcfcb7276e52604ca45d8021952201b5834485b48bca3dc93

          • C:\Windows\Logo1_.exe
            Filesize

            33KB

            MD5

            3659e75ad8a2bdeef5f1d74aae41c2af

            SHA1

            95b2fa7bc2afbc1f412fc4285dbb6a15cc658a8a

            SHA256

            dbb4fdb10597cfb189203f72e75a2f2769a6960ed1acc1baa901742a344ae52d

            SHA512

            f19bbad48af80437f083d21cf89839bee9d30d50162df60a0d7c8205b646739332e55371f5d6c005f69681e41f00df936942c06f94f1a38c25084e438cac61e2

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

            9B

            MD5

            e7957b9f3d9556c996418169821a7993

            SHA1

            b7028de0f91d2e50a8d5f6d23613331a2784a142

            SHA256

            71a21a13d7822776d52d9a6146651dc9155db9f0bfbd978acf43d12dea2a8539

            SHA512

            72bc8552047095449fa4c3c21300183acfc7b33e6ab69c11435542e2862cb9e896bbfdedaeb97ec6edac8ed68220507a302d1ed2217624c97f6e9a83c0d3a285

          • memory/1208-27-0x0000000002F10000-0x0000000002F11000-memory.dmp
            Filesize

            4KB

          • memory/1512-0-0x0000000000400000-0x000000000043F000-memory.dmp
            Filesize

            252KB

          • memory/1512-17-0x0000000000400000-0x000000000043F000-memory.dmp
            Filesize

            252KB

          • memory/2372-18-0x0000000000400000-0x000000000043F000-memory.dmp
            Filesize

            252KB

          • memory/2372-31-0x0000000000400000-0x000000000043F000-memory.dmp
            Filesize

            252KB

          • memory/2372-3319-0x0000000000400000-0x000000000043F000-memory.dmp
            Filesize

            252KB

          • memory/2372-4142-0x0000000000400000-0x000000000043F000-memory.dmp
            Filesize

            252KB