Analysis

  • max time kernel
    149s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    21-04-2024 10:18

General

  • Target

    861bf1bb7af83cbf78449416dc7a4281496372c29000fa87018ca29c8dc9aee4.exe

  • Size

    29KB

  • MD5

    27d304159402ea827a20e0adadf71b0b

  • SHA1

    9da1c5139a061c53e1ae604ebd83a70b7e8a2522

  • SHA256

    861bf1bb7af83cbf78449416dc7a4281496372c29000fa87018ca29c8dc9aee4

  • SHA512

    8d0bda7e6913974ea690b05b57229a15d43cdd8cb3c74c28f8c89b839f895d8b0be173f9f255aadf8876b97fce75ba4fee3687401de9aba90eaa50908d6c2b01

  • SSDEEP

    384:NbbX1Gt5M0zhIV/DZ3KZp7JcTO4yf9Knuf2MqlUV2V9wVfUnfRqOzGOnJh:pz16GVRu1yK9fMnJG2V9dHS8

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:1224
      • C:\Users\Admin\AppData\Local\Temp\861bf1bb7af83cbf78449416dc7a4281496372c29000fa87018ca29c8dc9aee4.exe
        "C:\Users\Admin\AppData\Local\Temp\861bf1bb7af83cbf78449416dc7a4281496372c29000fa87018ca29c8dc9aee4.exe"
        2⤵
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2196
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2828
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2912

      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

        a6f7c2b6733b6ca1205b8bc3cabf60ae

        SHA1

        aa020a0c252d39d84405b26b8c07c0960c5e3725

        SHA256

        f82add4f9b0aa2d5aa05433eb2daad6f5d7e0c13ed1a2d08c97859a3d73e3388

        SHA512

        fd67f193c39ab9232423095539412615fca5bc325443b9402865e67816267fa49b1a30a8f4fdb0e9b76379a202ae2b7d08fe8d1618839ab9359a57a07a662363

      • C:\Program Files\7-Zip\7z.exe

        Filesize

        573KB

        MD5

        fb82e3b6ef1262d77b7a9522d72f1eb0

        SHA1

        9f75cfcb887a2af74e51423f83b120958b2e6078

        SHA256

        f62b2435a3f3dae2501cde159c9412ba704004a0c7146ee71377c0e4042daa9a

        SHA512

        67c1cc1a0ce26e4ea9bd6cf07b47d5578a885c680ed8dde90d6f0e4ea9c0ad2875d289605bc5e16f60a74461ec37e6634cfcb79aae1db12425e944d25cbce45f

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

        Filesize

        474KB

        MD5

        6eabc463f8025a7e6e65f38cba22f126

        SHA1

        3e430ee5ec01c5509ed750b88d3473e7990dfe95

        SHA256

        cc8da3ecd355b519d81415d279ed037c725ba221bf323d250aa92ee2b2b88ca7

        SHA512

        c8fde7026ac8633403bbefee4b044457184388fb7343d8c46f5f7f272724227976bf485ea91da49e2a85dd0cfb73f260ac705d8007333dd3e5539fe5ed67e3ab

      • F:\$RECYCLE.BIN\S-1-5-21-2297530677-1229052932-2803917579-1000\_desktop.ini

        Filesize

        9B

        MD5

        8c34dc99037d2222f90612d7a5e52499

        SHA1

        fda1121fbbb4ed65e2bbf0b7d7c9847d6f47fe7c

        SHA256

        5b74167b62086b62f2f1540c9601d4c70c005e86ff72d5d514f87c82df3cb468

        SHA512

        999a3f71583131a044764079e1d6c447190f81bdb3b32d3f423f97ea6f5a4cf431ddf0b5ad61a2f72e9aa280a859555c131c9b89a4713cdaf955a7f90b6258cf

      • memory/1224-5-0x0000000002D40000-0x0000000002D41000-memory.dmp

        Filesize

        4KB

      • memory/2196-66-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2196-0-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2196-72-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2196-20-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2196-759-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2196-1826-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2196-14-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2196-2415-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2196-3286-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2196-7-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB