Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    09/05/2024, 06:17

General

  • Target

    a0147682b27f52290a0c4743d072f99f9fb84acfc494a5288fcacd68dac292b9.exe

  • Size

    264KB

  • MD5

    12fd9a9b45f37d850cdb0bbef4db0777

  • SHA1

    7c44fd6168c42782eedec33a646d6417ef9bf0c1

  • SHA256

    a0147682b27f52290a0c4743d072f99f9fb84acfc494a5288fcacd68dac292b9

  • SHA512

    19f968c2f0458b88a84848a51e12006ad15972382b96a3f80a9a5a2018d54fc78872e3c0da0df1cc26849bb6bd67abb14c6f1c53338e3afd8d4f2231a4670101

  • SSDEEP

    3072:Oh+ke+aX3zX8QBD1pLRkgUA1nQZwFGVO4Mqg+WDY:D+aX3zJBXLRp1nQ4QLd

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 41 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1372
      • C:\Users\Admin\AppData\Local\Temp\a0147682b27f52290a0c4743d072f99f9fb84acfc494a5288fcacd68dac292b9.exe
        "C:\Users\Admin\AppData\Local\Temp\a0147682b27f52290a0c4743d072f99f9fb84acfc494a5288fcacd68dac292b9.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1364
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3064
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2268
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a1BCA.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2872
            • C:\Users\Admin\AppData\Local\Temp\a0147682b27f52290a0c4743d072f99f9fb84acfc494a5288fcacd68dac292b9.exe
              "C:\Users\Admin\AppData\Local\Temp\a0147682b27f52290a0c4743d072f99f9fb84acfc494a5288fcacd68dac292b9.exe"
              4⤵
              • Executes dropped EXE
              PID:2648
          • 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:2924
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2632
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2636
              • 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:2616

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe

            Filesize

            258KB

            MD5

            d8db94d08b248211444185e6ef24fe61

            SHA1

            d933c595dee275b8d126122efd567d7d62a7d1cf

            SHA256

            fbaf522161a297910167730a207631c12ab0eeec07988685bf2e4d3e53a0b860

            SHA512

            26f0d7dbe438e3559fdd11235f6aeb30357e985b8d21034f49b913c420a07c9db27d7dcabea10ce0c1f1b7fb5daf3ba6a99a5e335e2e0f2e9bd50bf08989d524

          • C:\ProgramData\Package Cache\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\vcredist_x64.exe

            Filesize

            477KB

            MD5

            1c63906fc40ff10a8fbf01fbae77302e

            SHA1

            497a9c5c135a88248f3bde815a168ac69d0c9cd4

            SHA256

            56929e5c86458a536633649510475af879c50ba6ebb1e91ac29948ae7896b462

            SHA512

            4de8c3ee67b0749e944d4bcbb22236576a740a8211115ccfe222acf3268ed68ad7c61839f8c5fcc8e0925f1b33c6a08d9c091f328d9dbb7b1cff684a7e366aaa

          • C:\Users\Admin\AppData\Local\Temp\$$a1BCA.bat

            Filesize

            722B

            MD5

            26ecfaa03351d695c420292baa2449f2

            SHA1

            c84c00fea9277e98476917ae6693cce7aa5806e8

            SHA256

            40dc74261a1031ba6dcc7f3f7021e85a09a7f7830e11cecfc55426757c114b5e

            SHA512

            77461c2a18c3fef204fa41027ec96b81ce49bd69d2bf44ff3c4cebb0d4dbfb150e6d491370f53666bf6bb37db113ecc5a0fc60d83a72592435f54e35c3b0d2f1

          • C:\Users\Admin\AppData\Local\Temp\a0147682b27f52290a0c4743d072f99f9fb84acfc494a5288fcacd68dac292b9.exe.exe

            Filesize

            231KB

            MD5

            6f581a41167d2d484fcba20e6fc3c39a

            SHA1

            d48de48d24101b9baaa24f674066577e38e6b75c

            SHA256

            3eb8d53778eab9fb13b4c97aeab56e4bad2a6ea3748d342f22eaf4d7aa3185a7

            SHA512

            e1177b6cea89445d58307b3327c78909adff225497f9abb8de571cdd114b547a8f515ec3ab038b583bf752a085b231f6329d6ca82fbe6be8a58cd97a1dbaf0f6

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            889b263aa6dca72c5b323bb3b4900aa4

            SHA1

            f3b4d4b6e721c17271e49473b327c1c74141ebcb

            SHA256

            749c032c705049445dcb20bc3a92ee321c8d3fa9c0c188d584274dfd313d9afe

            SHA512

            cc86401682ec6349837d005b99b4ccbb856820a168de76c98fae57b1145b3543fedea4525612136f94ba63351a36df0890f7fc6ed25a060894da1cdd63f29f72

          • F:\$RECYCLE.BIN\S-1-5-21-3627615824-4061627003-3019543961-1000\_desktop.ini

            Filesize

            8B

            MD5

            d970a2bfcaa076939c06270d1a48dec8

            SHA1

            7a558f4d64c3e98bcfd2af83f28e6fbd207a39e1

            SHA256

            bdc6872f9a0a011a670907f0fedad9b88e283c5af545cf9f6bd73c3709967d44

            SHA512

            ea4c16930628455852ce343f8ae248b6df869b8da10b10928ebb802129f73d9761971811de317c7d3121b815340027782ec15d385d1d2d7df8fd0a46b62974c2

          • memory/1364-17-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/1364-0-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/1372-27-0x0000000002A60000-0x0000000002A61000-memory.dmp

            Filesize

            4KB

          • memory/2924-31-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2924-18-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2924-3318-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2924-4123-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB