Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/08/2024, 22:58

General

  • Target

    43268e15a2d54f9e108f292c2fd56a7c7a835a156845677081c29b00e6ecb365.exe

  • Size

    161KB

  • MD5

    483463b08050f33774f37972d454fca8

  • SHA1

    138f4aa49f1607d0f91bc6fd0f84e45106877654

  • SHA256

    43268e15a2d54f9e108f292c2fd56a7c7a835a156845677081c29b00e6ecb365

  • SHA512

    b2b168289dc0e1ac9c16d0b5c1da4af6b1b844aa859b4f6dc0c79a080109680cbb667e38565e0e1b249da7ff6654b86ab9cc0a18d696a5af969509953b7dab1a

  • SSDEEP

    3072:sftffjmNCslzQC4U29RUoKK1YUoXO3tEKWZumax8apm1G7OXBShPnX5e2:0VfjmN1lzQC4NRaGUOEp/IPX5e

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
  • 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:3256
      • C:\Users\Admin\AppData\Local\Temp\43268e15a2d54f9e108f292c2fd56a7c7a835a156845677081c29b00e6ecb365.exe
        "C:\Users\Admin\AppData\Local\Temp\43268e15a2d54f9e108f292c2fd56a7c7a835a156845677081c29b00e6ecb365.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:540
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a859B.bat
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2288
          • C:\Users\Admin\AppData\Local\Temp\43268e15a2d54f9e108f292c2fd56a7c7a835a156845677081c29b00e6ecb365.exe
            "C:\Users\Admin\AppData\Local\Temp\43268e15a2d54f9e108f292c2fd56a7c7a835a156845677081c29b00e6ecb365.exe"
            4⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:2684
        • 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:2512
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1552
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:3700

    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

            244KB

            MD5

            6519f7fdbb937f1ac03190fd5d3e582a

            SHA1

            fed80e73e528841fdfe7fee9b9ab64147f6f4e4f

            SHA256

            090371bc2b41f09c98a2e803822134b9ddf6f9960fb27a21eb1c58e6a20bf3ff

            SHA512

            543d2be4d40a288ae74b23fbd866acaa642f26eedb42d84cdb59c9ff3a50f7b47cc56b9378634fa32d3ea47a6a29025ed7b56c959c92a66754a5fe077a440a38

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

            Filesize

            570KB

            MD5

            c665340a5749b88d797c60860eeb2a94

            SHA1

            5a1050dee16296c85a007ff383aa3be4af34fd1e

            SHA256

            98a4595547fdea35492312c1eebf6785a8d47a2fd699dad7123f81603b07fd2d

            SHA512

            949971ebf08cceae9f3f4982b3a577be45429f211fc068f119dda8a6b58a90d444d2fbf2ff6020f3b4c36d5d106846153380e6455490a496514f375d5c6e7fa0

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

            Filesize

            636KB

            MD5

            2500f702e2b9632127c14e4eaae5d424

            SHA1

            8726fef12958265214eeb58001c995629834b13a

            SHA256

            82e5b0001f025ca3b8409c98e4fb06c119c68de1e4ef60a156360cb4ef61d19c

            SHA512

            f420c62fa1f6897f51dd7a0f0e910fb54ad14d51973a2d4840eeea0448c860bf83493fb1c07be65f731efc39e19f8a99886c8cfd058cee482fe52d255a33a55c

          • C:\Users\Admin\AppData\Local\Temp\$$a859B.bat

            Filesize

            722B

            MD5

            368f614b7645e467abb43b8b8d707cd4

            SHA1

            51c781eff4cd92e44599ad9cd58c663e9a7b76db

            SHA256

            b3cfaa0754c27568f0b4ac0c45103f28a02dfe7b759e44111a04411a7281a004

            SHA512

            e513155fc554db626e615f2b30e382fe8114a1b0cd5d5b23488143f5a2913ca010c27a4557dd68968b70363d1633b69ff554a9775f7b1f719672785169889ae3

          • C:\Users\Admin\AppData\Local\Temp\43268e15a2d54f9e108f292c2fd56a7c7a835a156845677081c29b00e6ecb365.exe.exe

            Filesize

            135KB

            MD5

            0adbdeb9cf366c4ce8b44099b7bf362e

            SHA1

            1b8b04023317d3e14a8753c9fc0a2680e26ff577

            SHA256

            ab2b342d9c99bd9dbc50f0782c4755d7dd27e4af9c3ae2fb24490c57dcceb991

            SHA512

            46e4c3b7426bcdd17d26bac41f9a1787765bf90cb80ac601799cb13d2ddd9db10511abd73badcc43c2553a203b98cc13924fd98908064440ce9b8ecde9aafa22

          • C:\Windows\rundl132.exe

            Filesize

            26KB

            MD5

            c70a9fd793f9c5f5732962c32f7e3775

            SHA1

            3aa103a49c3a16b06a9ff57ef7f853541591854a

            SHA256

            2f34c344d764cecda5b05bdcea2283b882998e6fff50ac121ed8c133996518ca

            SHA512

            f93db88e4247a545a557fbf2d654898f1c9cf8bfb819f4b8279f838d1666054489d51227189bd92fcee4fee97e8cc90f38cbb863e2b0d1adb2979b982789fe3a

          • F:\$RECYCLE.BIN\S-1-5-21-786284298-625481688-3210388970-1000\_desktop.ini

            Filesize

            8B

            MD5

            5e797d005cfee3b802f98412c511983c

            SHA1

            1c65a747549afbed9971b65c604d64ec1f1ab898

            SHA256

            dcb1b824282c0cca0aaad7a62d7857039122e25a100766f82c85f227b36e4c88

            SHA512

            41116f81a81859b0608b0150a4cd791b3fba9e7516ff3eb98494a3802a3532dda052a2ed955d64c023fe6d8113079d7190df6f5bcc7ef86c8e743419a758706b

          • memory/540-9-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/540-0-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2512-27-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2512-37-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2512-33-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2512-1233-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2512-20-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2512-4785-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2512-10-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2512-5230-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB