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Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/06/2024, 21:29

General

  • Target

    50c5972d36219683012d6eefed7eb0eab768ae360126c306cb0c6f06a1c6c428.exe

  • Size

    27KB

  • MD5

    cbdbc7d60b720cfc813f161630d878c4

  • SHA1

    b75692807260dddf761598401dfa77cdbe4e624f

  • SHA256

    50c5972d36219683012d6eefed7eb0eab768ae360126c306cb0c6f06a1c6c428

  • SHA512

    50198a6082003d28536e5b2d6c492150a53bcc2d1e05cfeb0a62f23e4ff6673639c4404d5a53f962e68d1a430f62fac1c49623372fcd662494e1c6903ebb2ca1

  • SSDEEP

    384:M1V1Gt5M0zhIV/DZ3KZp7JcTO4yf9KFL/KaUUqd3qR+FlYTj9QTN0wpD9p5Cs1:e16GVRu1yK9fMFLKaTxsujCT7pZpYW

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 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
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3456
      • C:\Users\Admin\AppData\Local\Temp\50c5972d36219683012d6eefed7eb0eab768ae360126c306cb0c6f06a1c6c428.exe
        "C:\Users\Admin\AppData\Local\Temp\50c5972d36219683012d6eefed7eb0eab768ae360126c306cb0c6f06a1c6c428.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:1840
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a2A2D.bat
          3⤵
            PID:3924
          • 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:3952
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:1964
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:1904

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

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

          Filesize

          252KB

          MD5

          748a0e32e05f79b6b28a1449ca994e9c

          SHA1

          ccbadff261eb0b43b1a37475cfe2cc0a6aa4cd44

          SHA256

          bac44cff3f0d81881f3f6c0c52010780db38ac8624137675eaac3ca754f751d8

          SHA512

          ec6cff2f98bf41b975cca26825a3243352e79d55963bc52f0bc6ffc7080ff153582db8e4ba9a77415f6288a699e9069a8d41247629602e5d2307095e6a80fcec

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

          Filesize

          571KB

          MD5

          921cae57cd00300e7ba8b004603fb3ba

          SHA1

          ec56b30b565418548eff8655d776a887241b2939

          SHA256

          3a32b9e99f40998e3ed764af524ad91064ea664d13deb07c3939de6330a747a6

          SHA512

          2d3aa60640d0c91284ec8d73434dcec5f6b00ed381bea604ed66ce1536b45440215300b473133f5e5e43214b3b92f641b3e2a9c01a4bea9b6c2b35c1060892a4

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

          Filesize

          637KB

          MD5

          9cba1e86016b20490fff38fb45ff4963

          SHA1

          378720d36869d50d06e9ffeef87488fbc2a8c8f7

          SHA256

          a22e6d0f5c7d44fefc2204e0f7c7b048e1684f6cf249ba98c006bbf791c22d19

          SHA512

          2f3737d29ea3925d10ea5c717786425f6434be732974586328f03691a35cd1539828e3301685749e5c4135b8094f15b87fb9659915de63678a25749e2f8f5765

        • C:\Users\Admin\AppData\Local\Temp\$$a2A2D.bat

          Filesize

          722B

          MD5

          914abceab9de1fba4d3c8046b4467d35

          SHA1

          e7a9e58c74082f7d96eda694a76235d891940b11

          SHA256

          4d5060e01a87a5680784fb864041dcffb8390f192255307d91867c29cc64882d

          SHA512

          0999a6800cea816e6eb80c9e2bca95a5f1e4daf3032e9c89c3fb392895bd6f9774820b5168d938030a491f8ef358c1df3c9cc9618fb407f326bec550ebb3ab73

        • C:\Users\Admin\AppData\Local\Temp\50c5972d36219683012d6eefed7eb0eab768ae360126c306cb0c6f06a1c6c428.exe.exe

          Filesize

          162B

          MD5

          380bbf4d7bdac05d2248b49c4188cd92

          SHA1

          ae83ef83ebe684eab30ab3ca431e4f84994fd60f

          SHA256

          b97278e320af9d3d990703fd1af322e7c4b568a92f6a736149c1648b2f07a7c2

          SHA512

          06fe7a78b558b7581b52f8d65a6a8a62338a429e550c91ad4ba5cc3f445da83ee86b99e5c7dfbd9bbfcc12895215d2a329756dc6b24ef8313f70658abc08db15

        • C:\Windows\Logo1_.exe

          Filesize

          27KB

          MD5

          a5ed9bcfc5b8743127cf35ee9d08642b

          SHA1

          1cc3de2dbebc3f89c115210f9cc968695e30f632

          SHA256

          7e5bc389d539856aeb50fcc7096108571807546a82e1967c29458552c2b86e1c

          SHA512

          2d4aba05b35dfc00ae7cd9a64adb3b6990d4d5e0b8e6c7b9843585427236340ecbf5102209fd91bf34fc6c7c68eab5b9679dde923661d73eaeecdc4cd334c54a

        • F:\$RECYCLE.BIN\S-1-5-21-711569230-3659488422-571408806-1000\_desktop.ini

          Filesize

          8B

          MD5

          9bf5ad0e8bbf0ba1630c244358e5c6dd

          SHA1

          25918532222a7063195beeb76980b6ec9e59e19a

          SHA256

          551cc5b618f0fa78108dd2388d9136893adb10499e4836e9728f4e96530bf02f

          SHA512

          7fdce76bb191d4988d92e3d97ce8db4cae1b5c1f93198bffc4e863d324d814246353200d32ea730f83345fcb7ad82213c2bcd31351e905e473d9596bc7b43ad3

        • memory/1840-0-0x0000000000400000-0x0000000000435000-memory.dmp

          Filesize

          212KB

        • memory/1840-10-0x0000000000400000-0x0000000000435000-memory.dmp

          Filesize

          212KB

        • memory/3952-18-0x0000000000400000-0x0000000000435000-memory.dmp

          Filesize

          212KB

        • memory/3952-25-0x0000000000400000-0x0000000000435000-memory.dmp

          Filesize

          212KB

        • memory/3952-31-0x0000000000400000-0x0000000000435000-memory.dmp

          Filesize

          212KB

        • memory/3952-35-0x0000000000400000-0x0000000000435000-memory.dmp

          Filesize

          212KB

        • memory/3952-1229-0x0000000000400000-0x0000000000435000-memory.dmp

          Filesize

          212KB

        • memory/3952-4797-0x0000000000400000-0x0000000000435000-memory.dmp

          Filesize

          212KB

        • memory/3952-5236-0x0000000000400000-0x0000000000435000-memory.dmp

          Filesize

          212KB