Analysis

  • max time kernel
    150s
  • max time network
    126s
  • 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

    717db3681a22029bb175555cff6734d9d6f913c335fa6cc066a47d8e3a7ddf2e.exe

  • Size

    66KB

  • MD5

    ace7a46bd25a029cf63a1a8b9007d769

  • SHA1

    7c9c8a7c212675339fd782fd229218f0d0db258a

  • SHA256

    717db3681a22029bb175555cff6734d9d6f913c335fa6cc066a47d8e3a7ddf2e

  • SHA512

    986ed09b4d51903519fbb16d44e5da6c01323f2b42f559a68d1671e192784dbf550128b286ffde544e99974c1b1dafa480b7f4786f0fdb4a9b0fe78b795b07aa

  • SSDEEP

    1536:/qbSe+Zk78NR3dN5nPeb4yzwC132n6RbK1A:/3e+a+3dN5Gb4yzjRbaA

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:1192
      • C:\Users\Admin\AppData\Local\Temp\717db3681a22029bb175555cff6734d9d6f913c335fa6cc066a47d8e3a7ddf2e.exe
        "C:\Users\Admin\AppData\Local\Temp\717db3681a22029bb175555cff6734d9d6f913c335fa6cc066a47d8e3a7ddf2e.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2168
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2028
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:1840
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a2694.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:1896
            • C:\Users\Admin\AppData\Local\Temp\717db3681a22029bb175555cff6734d9d6f913c335fa6cc066a47d8e3a7ddf2e.exe
              "C:\Users\Admin\AppData\Local\Temp\717db3681a22029bb175555cff6734d9d6f913c335fa6cc066a47d8e3a7ddf2e.exe"
              4⤵
              • Executes dropped EXE
              PID:3056
          • 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:1584
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2928
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2492
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2568
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2816

          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\$$a2694.bat

            Filesize

            722B

            MD5

            6b56b2b6d9906c7a3643b046f97d42e2

            SHA1

            40813846af0518016d033459b1778344b09221e6

            SHA256

            cbaa294c92a816c728bc0e2a64df56500b14ea51c1f0e524834921b86bf327fe

            SHA512

            c26fa7548b2ac005122286ef89db848dc30e9e76c5e2ccd2a17551d8070289c7e3cdecbbea5189db9d2f1c66b8b6e8eb3f97c3abf73e56a613beae6a2eb85327

          • C:\Users\Admin\AppData\Local\Temp\717db3681a22029bb175555cff6734d9d6f913c335fa6cc066a47d8e3a7ddf2e.exe.exe

            Filesize

            33KB

            MD5

            52886e1f39689e26425482ee3a448ec2

            SHA1

            ac125f76ce72cc9afb6d45a9d416f414d89aa526

            SHA256

            6ec5438e178d75a9598cc4a56f3a91975537bc7357d42dd7a95b663cc45ecb1c

            SHA512

            f3c4e4513bdd3b420320c38383b7fc41d0d0a16ba023db47cd48ba5803e86103e9ac134cddf9b0d9deef076819784f77bbd8c8c24aef4293bed9803ad3e85508

          • 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/1192-27-0x0000000002520000-0x0000000002521000-memory.dmp

            Filesize

            4KB

          • memory/1584-18-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/1584-31-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/1584-3318-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/1584-4141-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2168-0-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2168-16-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB