Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    27/08/2023, 08:46

General

  • Target

    fb046a393fa5157dfd9c7588cdee0a2f63a080ffa87f37c07e4108b122a64fde.exe

  • Size

    29KB

  • MD5

    0c703da6086c3f27b18ded94c3173e44

  • SHA1

    4ded32f04260e5359d04640d4ac7a2449e772bca

  • SHA256

    fb046a393fa5157dfd9c7588cdee0a2f63a080ffa87f37c07e4108b122a64fde

  • SHA512

    0414051bca55539e4821f1cc964bb45fa624b617e5eff8204f8a5178224405256816e4f693c1b5b62680ef17bf47f09b12d7c3c418b59653b97d8828af30dffa

  • SSDEEP

    384:Nbbgh0OJe1Gt5M0zhIV/DZ3KZp7JcTO4yf9Knuf2MqlUV2V9wVfUnfRqOzGOnJh:pS816GVRu1yK9fMnJG2V9dHS8

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 Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1216
      • C:\Users\Admin\AppData\Local\Temp\fb046a393fa5157dfd9c7588cdee0a2f63a080ffa87f37c07e4108b122a64fde.exe
        "C:\Users\Admin\AppData\Local\Temp\fb046a393fa5157dfd9c7588cdee0a2f63a080ffa87f37c07e4108b122a64fde.exe"
        2⤵
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2588
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1672
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2624

      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

        254KB

        MD5

        4f6a98f6a0625a7c9089572d4ed066e0

        SHA1

        678514020e3072e9996e5a916093bfacba0f2034

        SHA256

        0cb16d3c2e08e5a2c6fcc0f1b6af2013bfdcd49aba6e6d84e5fd0cddfab2e8fa

        SHA512

        5a27c30deb869eab41cfd0f624c3e8db4a3332faea951927594964866146105d75debc50dc682856f82b58f6cd812e4fcbfbffaefa36dcbeaee0b0beb45ff30e

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

        Filesize

        876KB

        MD5

        f7be1491b224b16687c7ddc4be284529

        SHA1

        54d865301ecd268d18b8fd7f0f252924c2fdec19

        SHA256

        c5453c12be3f17837feac945acb04ba16348af9c15dec5eaecce2926e211473d

        SHA512

        6a14712077942a8fe184bf79f065e2a68c15beec56e734610b2d0a57269909d6d947e83b5f347d83810f540dfc4c163c1e1a816c044e4a6a5a633694c1deef3e

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

        Filesize

        474KB

        MD5

        8916a72b93d5fd4c6e63c8b36279b230

        SHA1

        83e3b1bfd579fbf998b2db5428819a10b25d0ad5

        SHA256

        537975086833d580dd97beff9e712f64cc41d0bf20cac16c1a04be24ed3af27b

        SHA512

        2c61138cc8800649890179c080c228da22ab9fe27f3fc1a83c52f57b349a5d3c61fc9d4a64ab53e362376f63edf99d30f0994b6070f97d09ec4868efaf8293b4

      • F:\$RECYCLE.BIN\S-1-5-21-3408354897-1169622894-3874090110-1000\_desktop.ini

        Filesize

        9B

        MD5

        c0232c2f01c543d260713210da47a57b

        SHA1

        63f2c13c2c5c83091133c2802e69993d52e3ec65

        SHA256

        278e1b8fd3f40d95faaecf548098b8d9ee4b32e98a8878559c8c8dfcd5cd1197

        SHA512

        2ccfd67393a63f03f588296bb798d7a7d4ec2ea5d6ac486cb7bdf8a5a66b1df944d8b548f317e58bfe17dea2ae54e536ffe77bc11a43c931f3d10e299ab3fca0

      • memory/1216-5-0x0000000002A00000-0x0000000002A01000-memory.dmp

        Filesize

        4KB

      • memory/2588-8-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2588-20-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2588-66-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2588-73-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2588-15-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2588-1825-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2588-0-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2588-3285-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2588-7-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB