Analysis

  • max time kernel
    149s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-08-2024 18:44

General

  • Target

    226fe02d796929c60c381721d79c3954cb8aa528b37524e635595eb84933d432.exe

  • Size

    81KB

  • MD5

    fb2077bd5a2d8082333044c8fef11f7b

  • SHA1

    e7219a002232d2a760e3695e1ed68602e46b36c2

  • SHA256

    226fe02d796929c60c381721d79c3954cb8aa528b37524e635595eb84933d432

  • SHA512

    77fbc382a4b6f066e62b83942fc54a79120e8c01a07df61522d58f70ca31ec4a2bf53f6a0b88224d6a2118cd528b965f03d8db1a809be2ebf7442cf4dc4a6654

  • SSDEEP

    1536:pA3SHuJV9NZccXoqKSkFXHM4H5uw/a+q:pAkuJVL+cXoqKSicIa

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • 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
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3552
      • C:\Users\Admin\AppData\Local\Temp\226fe02d796929c60c381721d79c3954cb8aa528b37524e635595eb84933d432.exe
        "C:\Users\Admin\AppData\Local\Temp\226fe02d796929c60c381721d79c3954cb8aa528b37524e635595eb84933d432.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4876
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a73C8.bat
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4224
          • C:\Users\Admin\AppData\Local\Temp\226fe02d796929c60c381721d79c3954cb8aa528b37524e635595eb84933d432.exe
            "C:\Users\Admin\AppData\Local\Temp\226fe02d796929c60c381721d79c3954cb8aa528b37524e635595eb84933d432.exe"
            4⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:3976
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 3976 -s 800
              5⤵
              • Program crash
              PID:2908
        • 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
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2720
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:3296
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:4056
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3976 -ip 3976
      1⤵
        PID:5024

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe

        Filesize

        247KB

        MD5

        9b92d06db6021c0e97b90f5f54861548

        SHA1

        da91e95293a3939683445421c52e533615efa2f2

        SHA256

        69c945fd65763db0b9d5fd59334c4e703bb65e6504fe48635413b8235857e541

        SHA512

        4a05aeb7984d35c074a8798d1fddb1fd67836c2289a053794a44839658204df7448d3eb7da13dfc433c7e8e5e72169dcdf4e4fc051c2d4889d924a210c701b9e

      • C:\Program Files\7-Zip\7z.exe

        Filesize

        573KB

        MD5

        c2dfba78bee76e6a88eeb3b2c5f042cb

        SHA1

        a29b13aff52a8c2ac6f5a8f94fca77bd1de8cdf5

        SHA256

        cc120278631c061bf163b4487787f5173cd94141d02379d829cefa78b9838350

        SHA512

        a89a04dc4ef8a0389348ea31c72aa38492be1298d9e658b9fa214df8ab7ef9eef56bbb482389a79b372debf139a77b74d61774459669bacb56f2da9a1cb5e92f

      • C:\ProgramData\Package Cache\{63880b41-04fc-4f9b-92c4-4455c255eb8c}\windowsdesktop-runtime-8.0.2-win-x64.exe

        Filesize

        639KB

        MD5

        c8d281da4c32df16eef470c27c8cb459

        SHA1

        00efc9f6844bfaa37c264b6452c6a7356638ab10

        SHA256

        058c81e5a07f2c6c33cf28dff71d07ad8f179046108d945159957e891bfd9c62

        SHA512

        e3c79e19f620068f668d4ebaa5097f1a95a30dabb8dce75f3787171dddbea9f684fc7ce8d1011a398f38084d7af96dd1ff9a02d25906aab9b13861b8363d24bb

      • C:\Users\Admin\AppData\Local\Temp\$$a73C8.bat

        Filesize

        722B

        MD5

        5de39f5715dc54f8b3a959f2168898a6

        SHA1

        3a4d421d7bb2afb9616c02ef26842d8a77ed5a8d

        SHA256

        1d484992d0135bed2b831427ad28763bce2f5919c2f87ab0cb4e8051891887da

        SHA512

        ae78951366b0256d4c243a9c18c8916ccaff477a9f568713a536b6d351e89373d2a035a1f424df501ed22414db29b92dd1c2e516ec1b78fe9f79d26919f65027

      • C:\Users\Admin\AppData\Local\Temp\226fe02d796929c60c381721d79c3954cb8aa528b37524e635595eb84933d432.exe.exe

        Filesize

        52KB

        MD5

        ab594a013f13b863dfab4631a70d11d8

        SHA1

        a07ecf665eaf9718a37372bd7590ca04742e663f

        SHA256

        3013bd7f6f46b2f76c4fe4dc2ea374fa609539d258b2f7b450d9c5e25ef72015

        SHA512

        8d0ff0883c2a94e7c64eda393572a11b709f2a6d0b701dacc4b792bae3ff6397eaad9693535f8634d003189bda1e76944b2403259c36ba17eb42cf85f82c94e8

      • C:\Windows\Logo1_.exe

        Filesize

        29KB

        MD5

        b5500add829762ff2dc7a543ea060ae3

        SHA1

        8d8a330081665b1c07b2caf8194c4d833ada1b2e

        SHA256

        e768fe66128b25403b91b91c0de524286cc487ab6195ecef7420126b7905cda8

        SHA512

        97026e69e5f159559c1e22f8896a630d1ca469a6b13d65a75acff76354117ead4c518b6174a2aee3d1c4636d63e0ed23b01343879ffb01724dc5c075c1517c4f

      • F:\$RECYCLE.BIN\S-1-5-21-1302416131-1437503476-2806442725-1000\_desktop.ini

        Filesize

        9B

        MD5

        79a2fb76ad00a8ac07f11b6a179f5297

        SHA1

        72b4f589fd7945d8c80b370d1d3a1f2467f3eb81

        SHA256

        2f723e98c3a3556269a4d81d4a27d6a0ab13a84c5ba737493c07354a2608684f

        SHA512

        3a21c2e60e8e035fb90d428e86bb927077d8354a16f1abc291ccba4a4d7fee4f51cf781fa9202e5602a88ca70a6ba264ac49762100be5f6e09a2ec930e098168

      • memory/2720-1237-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2720-40-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2720-23-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2720-5240-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2720-30-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2720-36-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2720-4795-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2720-81-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2720-11-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/3976-20-0x0000000000B30000-0x0000000000B42000-memory.dmp

        Filesize

        72KB

      • memory/3976-19-0x00000000744CE000-0x00000000744CF000-memory.dmp

        Filesize

        4KB

      • memory/3976-21-0x0000000005B70000-0x0000000006114000-memory.dmp

        Filesize

        5.6MB

      • memory/4876-9-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/4876-0-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB