Analysis

  • max time kernel
    152s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-05-2024 20:21

General

  • Target

    46734a72ad4a3ea2fa7e7b6a8ed4c4cc25ba0747149af0d3b54918c93a151e5a.exe

  • Size

    93KB

  • MD5

    4c4135b941383e1b9ef40bf720d3f24a

  • SHA1

    1b687f3100fbb9fa3941b9afcb57111e0cf44ace

  • SHA256

    46734a72ad4a3ea2fa7e7b6a8ed4c4cc25ba0747149af0d3b54918c93a151e5a

  • SHA512

    1b0dc94fc169ed94cc77a17fc03392973c82b9f78e4d82502484e0b426acc470050c4b2bfe360046e781f1448618e894680c183f1a015ee1662b63950f543d3d

  • SSDEEP

    1536:JZ84UaYzMXqtGN/CstC9qVFeyapmebn4ddJZeY86iLflLJYEIs67rxo:JmaY46tGNFC0VFDLK4ddJMY86ipmns6S

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 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
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3372
      • C:\Users\Admin\AppData\Local\Temp\46734a72ad4a3ea2fa7e7b6a8ed4c4cc25ba0747149af0d3b54918c93a151e5a.exe
        "C:\Users\Admin\AppData\Local\Temp\46734a72ad4a3ea2fa7e7b6a8ed4c4cc25ba0747149af0d3b54918c93a151e5a.exe"
        2⤵
        • Drops file in Drivers directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3844
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1208
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:3100
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aCFB.bat
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:2600
            • C:\Users\Admin\AppData\Local\Temp\46734a72ad4a3ea2fa7e7b6a8ed4c4cc25ba0747149af0d3b54918c93a151e5a.exe
              "C:\Users\Admin\AppData\Local\Temp\46734a72ad4a3ea2fa7e7b6a8ed4c4cc25ba0747149af0d3b54918c93a151e5a.exe"
              4⤵
              • Executes dropped EXE
              PID:1808
          • C:\Windows\Logo1_.exe
            C:\Windows\Logo1_.exe
            3⤵
            • Drops file in Drivers directory
            • Drops startup file
            • 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:4684
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:3428
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:4988
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:4912
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2076
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=2524 --field-trial-handle=2304,i,6987730730348465820,3913273227385401271,262144 --variations-seed-version /prefetch:8
            1⤵
              PID:3244

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Program Files\7-Zip\7z.exe

              Filesize

              577KB

              MD5

              2eb930ab764c7a226aad2650e09e608d

              SHA1

              35701cc91b828a1b1ce14a4f56d8fc3291624409

              SHA256

              270829b95b6dd6e4e3233ff54bc0ef2406e45e48c5915150401273309450188c

              SHA512

              7b8370d26b35b4125a4a39cb69658a36759725c9b2a10b89b6b7975cd4a2d8d2b63cb9f2c296ddf0c51ddcc3418c3d6871749ca4c28d5422997f1b8bbe6d3339

            • C:\ProgramData\Package Cache\{61087a79-ac85-455c-934d-1fa22cc64f36}\vcredist_x86.exe

              Filesize

              488KB

              MD5

              b43565d3a0fadc8aecf3064968a4a656

              SHA1

              c31c6f633aa5d22f1a137a6f0780253239b0509c

              SHA256

              2eda969e6cea654b109cbe1e416fac2ae07790483bc77456814a357c3fa75bf3

              SHA512

              e0aa70d54daeca5dfa50dc3d309bbe3d131da2a7a2b3a50708ccf08fc1f23b480c45241ff2cf93d21287483d94a477ea94b9060e2a7b7525daf693a2efd382c4

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

              Filesize

              721B

              MD5

              bc3b21d713fc6dd11ffab3d43ee1ddce

              SHA1

              1f11c905ebf6ae20e90237a3a35a68c81ab9d693

              SHA256

              b8f497dc4347848a953822b3ea7745cb87ec3a1321cd47036813c763983a9ddb

              SHA512

              51c0084e8f84afa7c94b1d7e3fa6a81601f32963ed60dd0f72f957a3adc5866678f998f0723d917ab4b0d79eba4dcfd1ff3aad444d5d7f74a24ab35fe9ade9b8

            • C:\Users\Admin\AppData\Local\Temp\46734a72ad4a3ea2fa7e7b6a8ed4c4cc25ba0747149af0d3b54918c93a151e5a.exe.exe

              Filesize

              59KB

              MD5

              dfc18f7068913dde25742b856788d7ca

              SHA1

              cbaa23f782c2ddcd7c9ff024fd0b096952a2b387

              SHA256

              ff4ac75c02247000da084de006c214d3dd3583867bd3533ba788e22734c7a2bf

              SHA512

              d0c7ec1dae41a803325b51c12490c355ed779d297daa35247889950491e52427810132f0829fc7ffa3022f1a106f4e4ba78ed612223395313a6f267e9ab24945

            • C:\Windows\Logo1_.exe

              Filesize

              33KB

              MD5

              54bf44306953a5b6f406e5540e60c7b4

              SHA1

              5252474cc785229e8b958668a72650a1d5777a4d

              SHA256

              25ba409f54719204b0cc95c4f522e39892c2cf19acb35df862bf9c47556c1c45

              SHA512

              17e48d33e3012ae8790af9677434dbbad419c6876388c4b4c9e7178d582e7967b63b5107a85e5a4062656241006c1d6d8d5183f0e20b1a3aa2cb6eff5abf176f

            • C:\Windows\system32\drivers\etc\hosts

              Filesize

              842B

              MD5

              6f4adf207ef402d9ef40c6aa52ffd245

              SHA1

              4b05b495619c643f02e278dede8f5b1392555a57

              SHA256

              d9704dab05e988be3e5e7b7c020bb9814906d11bb9c31ad80d4ed1316f6bc94e

              SHA512

              a6306bd200a26ea78192ae5b00cc49cfab3fba025fe7233709a4e62db0f9ed60030dce22b34afe57aad86a098c9a8c44e080cedc43227cb87ef4690baec35b47

            • F:\$RECYCLE.BIN\S-1-5-21-3808065738-1666277613-1125846146-1000\_desktop.ini

              Filesize

              9B

              MD5

              ef2876ec14bdb3dc085fc3af9311b015

              SHA1

              68b64b46b1ff0fdc9f009d8fffb8ee87c597fa56

              SHA256

              ac2a34b4f2d44d19ca4269caf9f4e71cdb0b95ba8eb89ed52c5bc56eeeb1971c

              SHA512

              c9998caa062ad5b1da853fabb80e88e41d9f96109af89df0309be20469ca8f5be9dd1c08f3c97030e3a487732e82304f60ee2627462e017579da4204bc163c8f

            • memory/3844-13-0x0000000000400000-0x000000000043E000-memory.dmp

              Filesize

              248KB

            • memory/3844-0-0x0000000000400000-0x000000000043E000-memory.dmp

              Filesize

              248KB

            • memory/4684-212-0x0000000000400000-0x000000000043E000-memory.dmp

              Filesize

              248KB

            • memory/4684-20-0x0000000000400000-0x000000000043E000-memory.dmp

              Filesize

              248KB

            • memory/4684-1581-0x0000000000400000-0x000000000043E000-memory.dmp

              Filesize

              248KB

            • memory/4684-1680-0x0000000000400000-0x000000000043E000-memory.dmp

              Filesize

              248KB

            • memory/4684-2443-0x0000000000400000-0x000000000043E000-memory.dmp

              Filesize

              248KB

            • memory/4684-2914-0x0000000000400000-0x000000000043E000-memory.dmp

              Filesize

              248KB

            • memory/4684-5129-0x0000000000400000-0x000000000043E000-memory.dmp

              Filesize

              248KB

            • memory/4684-9-0x0000000000400000-0x000000000043E000-memory.dmp

              Filesize

              248KB

            • memory/4684-5868-0x0000000000400000-0x000000000043E000-memory.dmp

              Filesize

              248KB

            • memory/4684-8589-0x0000000000400000-0x000000000043E000-memory.dmp

              Filesize

              248KB

            • memory/4684-8779-0x0000000000400000-0x000000000043E000-memory.dmp

              Filesize

              248KB