Analysis

  • max time kernel
    151s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230824-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230824-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-08-2023 10:39

General

  • Target

    dd2e2d4269e7b153bb50dcea996fe5962f0acf8c0bbdab1e58614307789cb099.exe

  • Size

    27KB

  • MD5

    561f430a0fbc2005d448f4ff02ec9d10

  • SHA1

    a84c3b09f9ee68ec521d29e86fabe62b906eae40

  • SHA256

    dd2e2d4269e7b153bb50dcea996fe5962f0acf8c0bbdab1e58614307789cb099

  • SHA512

    f7e93dbedad789ee10bb6526f3c13f44761bc0287274dbe375ccb04bea687ecf4f928e6990f2c380cfa30cbd27aab71737e4acdcae57d14de3cd5019659fea33

  • SSDEEP

    384:MdRY1Gt5M0zhIV/DZ3KZp7JcTO4yf9KFL/KaUUqd3qR+FlYTj9QTN0wpD9p5Cs:x16GVRu1yK9fMFLKaTxsujCT7pZpY

Score
6/10

Malware Config

Signatures

  • 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 System32 directory 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:760
      • C:\Users\Admin\AppData\Local\Temp\dd2e2d4269e7b153bb50dcea996fe5962f0acf8c0bbdab1e58614307789cb099.exe
        "C:\Users\Admin\AppData\Local\Temp\dd2e2d4269e7b153bb50dcea996fe5962f0acf8c0bbdab1e58614307789cb099.exe"
        2⤵
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4992
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4480
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:3824
      • C:\Windows\System32\svchost.exe
        C:\Windows\System32\svchost.exe -k netsvcs -p
        1⤵
        • Drops file in System32 directory
        PID:4228

      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

        252KB

        MD5

        5d86662509c82a2ed910908133d198b1

        SHA1

        81416173502df444627f29dda1033ee976dd54bd

        SHA256

        0bb3ea7ae3d34fb791f483c3a660f831610ffb83fe5b59ac3e73c2d6c3016782

        SHA512

        5bbc0c6893b6706f530ea0b1264f4964ecf87f0a761a635fe11cd279aee667aa8b3a042607339b4208458731dd6ea6c158dd48b3ed3e06cee58a31ee9913ab57

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

        Filesize

        595KB

        MD5

        f32080be182bf031eb14da4ce2c4953d

        SHA1

        64b307a847862c8f541826ccfc9f9caf4a0f5415

        SHA256

        cfb4e0e338bc6ae13da1c175bdcac6afe31f54b7aa4a90c1df617c86351a0e8b

        SHA512

        d4a0259058d4e87ba91b22eeda3808dcff840e88fe4c1509efc5e33933f649725fca41dbc780d9afdb6b3bd89f41468c0592dbe07e484252a02bd61efecb8179

      • C:\Program Files\WindowsPowerShell\Modules\PackageManagement\1.0.0.1\DSCResources\MSFT_PackageManagement\ja-JP\_desktop.ini

        Filesize

        9B

        MD5

        8b4f0f3794942a0b3324694b5aaf44a6

        SHA1

        fa029f48b39b48494bf104d59cb517c977e7600d

        SHA256

        95c3656ec724bcf3b2d760138a1704c4ef9db0552c9a0895dc32e77ffd430a9d

        SHA512

        9716014d0639ef302640a773dbfbe69bd3592f3d8dedee83268352013a67cd72fc60a28a02d22f35406a3fb1b9e6461102a1d66b756855d8e68728d6ab8913ee

      • F:\$RECYCLE.BIN\S-1-5-21-642304425-1816607141-2958861556-1000\_desktop.ini

        Filesize

        9B

        MD5

        c0232c2f01c543d260713210da47a57b

        SHA1

        63f2c13c2c5c83091133c2802e69993d52e3ec65

        SHA256

        278e1b8fd3f40d95faaecf548098b8d9ee4b32e98a8878559c8c8dfcd5cd1197

        SHA512

        2ccfd67393a63f03f588296bb798d7a7d4ec2ea5d6ac486cb7bdf8a5a66b1df944d8b548f317e58bfe17dea2ae54e536ffe77bc11a43c931f3d10e299ab3fca0

      • memory/4992-35-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/4992-31-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/4992-0-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/4992-26-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/4992-20-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/4992-1272-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/4992-1363-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/4992-2400-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/4992-12-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB