Analysis

  • max time kernel
    150s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    11/08/2024, 22:34

General

  • Target

    b5bd77c874fcb03bce84fc8b0c3e12a12f71005424c21b566d0aa7ca55dba487.exe

  • Size

    683KB

  • MD5

    953493f38b60389250b5e0860dfb0b74

  • SHA1

    be78812e2623df7c518e79bbb374e97ea1041fc6

  • SHA256

    b5bd77c874fcb03bce84fc8b0c3e12a12f71005424c21b566d0aa7ca55dba487

  • SHA512

    006ae9badaaaf647eb9ec1e9f546ec732e07545f13516c78178548f91bb61fd8b40d04e8df7421072fc72efa092e740ea7fa6098bfee9e01e022ba94ef41312b

  • SSDEEP

    12288:67+rX+9w78ram/BfkkHQ08KsRsVzaVtSCUcoMk:67fkAhQ0bsRsVzctSC/o

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 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
  • 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 10 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1252
      • C:\Users\Admin\AppData\Local\Temp\b5bd77c874fcb03bce84fc8b0c3e12a12f71005424c21b566d0aa7ca55dba487.exe
        "C:\Users\Admin\AppData\Local\Temp\b5bd77c874fcb03bce84fc8b0c3e12a12f71005424c21b566d0aa7ca55dba487.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2480
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$aEB58.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2168
          • C:\Users\Admin\AppData\Local\Temp\b5bd77c874fcb03bce84fc8b0c3e12a12f71005424c21b566d0aa7ca55dba487.exe
            "C:\Users\Admin\AppData\Local\Temp\b5bd77c874fcb03bce84fc8b0c3e12a12f71005424c21b566d0aa7ca55dba487.exe"
            4⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:2860
        • 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:2264
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2788
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2856

    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

            251KB

            MD5

            854089a16fd0c4536cba939b68a98abd

            SHA1

            21cbe4f8ed3dc625893e8a0f4fb4bc58aa2ee416

            SHA256

            aa180d32892050735a6d65dab08c9b909696f7c8ba4fad078d3275bc2df35ca4

            SHA512

            9e62d9a03694cea549ec1104e4f054df36ee6f7f01a5e364777babc03aa00dc6476e78eb8be7722bfeb53d463b60560c50707135e90feeeecbcbb31d623272e8

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

            Filesize

            471KB

            MD5

            4cfdb20b04aa239d6f9e83084d5d0a77

            SHA1

            f22863e04cc1fd4435f785993ede165bd8245ac6

            SHA256

            30ed17ca6ae530e8bf002bcef6048f94dba4b3b10252308147031f5c86ace1b9

            SHA512

            35b4c2f68a7caa45f2bb14b168947e06831f358e191478a6659b49f30ca6f538dc910fe6067448d5d8af4cb8558825d70f94d4bd67709aee414b2be37d49be86

          • C:\Users\Admin\AppData\Local\Temp\$$aEB58.bat

            Filesize

            722B

            MD5

            2b3952c66f047d4e782e17c9f9527753

            SHA1

            6b81b492ffd3a3dc512898090edb7db63a9dc201

            SHA256

            7f1d1a3413c884857ccc79c5f6c37c7b85872623de81052a3d53410036cff700

            SHA512

            0227bf2fa35cd515f839c8990220393acfeffafb99b018e13e8ef50c70f06b02522afcc003b01bdf859843a519ed8dd62ca5f674983aa708770f96fddf0c32b6

          • C:\Users\Admin\AppData\Local\Temp\b5bd77c874fcb03bce84fc8b0c3e12a12f71005424c21b566d0aa7ca55dba487.exe.exe

            Filesize

            657KB

            MD5

            e12f1573bbbf4fdbdb6098b7bd29b7e6

            SHA1

            1d60a1221943ad232711b6a386975408c6b643b8

            SHA256

            148aaa37cf09b1c4e7e77260f68508764453024cf9459a516391dbe0c05725e8

            SHA512

            5df38b90d6063aa44d9afd1e2a46b7ab769a31551280d8b1bb930772b7d3610df6ebf3e43c76789340c4fab70ed34b02f45a0891a4834df06e8a33f810c175a4

          • C:\Windows\Logo1_.exe

            Filesize

            26KB

            MD5

            124d94cf184d582ecb41f289161354a9

            SHA1

            39aa3c128897ac70bb643a62a2c3626bf8486ce9

            SHA256

            ec960aa28d0a480b70df60617c52d0b7d82d5234003254a2aac7b62339824239

            SHA512

            04169d2cc456c4ddd1ea3640d408426191ff3879774fe235e61a0d4f612939fbd6e5833070ba9f9bd081de37eecf5b48c08beee41afa6fdc2de4b424bec45c30

          • F:\$RECYCLE.BIN\S-1-5-21-2212144002-1172735686-1556890956-1000\_desktop.ini

            Filesize

            9B

            MD5

            79a2fb76ad00a8ac07f11b6a179f5297

            SHA1

            72b4f589fd7945d8c80b370d1d3a1f2467f3eb81

            SHA256

            2f723e98c3a3556269a4d81d4a27d6a0ab13a84c5ba737493c07354a2608684f

            SHA512

            3a21c2e60e8e035fb90d428e86bb927077d8354a16f1abc291ccba4a4d7fee4f51cf781fa9202e5602a88ca70a6ba264ac49762100be5f6e09a2ec930e098168

          • memory/1252-32-0x0000000002990000-0x0000000002991000-memory.dmp

            Filesize

            4KB

          • memory/2264-51-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2264-99-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2264-34-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2264-42-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2264-3349-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2264-1887-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2264-460-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2264-109-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2480-19-0x00000000003A0000-0x00000000003D4000-memory.dmp

            Filesize

            208KB

          • memory/2480-12-0x00000000003A0000-0x00000000003D4000-memory.dmp

            Filesize

            208KB

          • memory/2480-17-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2480-0-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2860-100-0x0000000000400000-0x00000000004AA000-memory.dmp

            Filesize

            680KB

          • memory/2860-461-0x0000000000400000-0x00000000004AA000-memory.dmp

            Filesize

            680KB

          • memory/2860-102-0x0000000000400000-0x00000000004AA000-memory.dmp

            Filesize

            680KB

          • memory/2860-108-0x0000000000400000-0x00000000004AA000-memory.dmp

            Filesize

            680KB

          • memory/2860-54-0x0000000000400000-0x00000000004AA000-memory.dmp

            Filesize

            680KB

          • memory/2860-110-0x0000000000400000-0x00000000004AA000-memory.dmp

            Filesize

            680KB

          • memory/2860-52-0x0000000000400000-0x00000000004AA000-memory.dmp

            Filesize

            680KB

          • memory/2860-30-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/2860-46-0x0000000000400000-0x00000000004AA000-memory.dmp

            Filesize

            680KB

          • memory/2860-1888-0x0000000000400000-0x00000000004AA000-memory.dmp

            Filesize

            680KB

          • memory/2860-1890-0x0000000000400000-0x00000000004AA000-memory.dmp

            Filesize

            680KB

          • memory/2860-44-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/2860-43-0x0000000000400000-0x00000000004AA000-memory.dmp

            Filesize

            680KB

          • memory/2860-3350-0x0000000000400000-0x00000000004AA000-memory.dmp

            Filesize

            680KB

          • memory/2860-3352-0x0000000000400000-0x00000000004AA000-memory.dmp

            Filesize

            680KB

          • memory/2860-35-0x0000000000400000-0x00000000004AA000-memory.dmp

            Filesize

            680KB