Analysis

  • max time kernel
    138s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-10-2024 08:18

General

  • Target

    bd7b758e72d5ff89c482cef1ad6089da99db0295690003831862ed9505e9c4ad.exe

  • Size

    707KB

  • MD5

    df3e4c6e1524d8a1279654021ca0813e

  • SHA1

    5b2e0ce1062d9aef1ab362d64943f88ea8bf46cc

  • SHA256

    bd7b758e72d5ff89c482cef1ad6089da99db0295690003831862ed9505e9c4ad

  • SHA512

    a431de41cb62a929db2f010a209cc6b5eee220a933d258afcec5e9b851c94b19ce0e3b19334da895e108023512a8d65d1313f68cc56811895c1ef5772dab27f1

  • SSDEEP

    12288:vHXKeC7gWmUFmDDLQJUFmDDLQJUFmDDLQV0J0://NqqY0J0

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
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 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 40 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3460
      • C:\Users\Admin\AppData\Local\Temp\bd7b758e72d5ff89c482cef1ad6089da99db0295690003831862ed9505e9c4ad.exe
        "C:\Users\Admin\AppData\Local\Temp\bd7b758e72d5ff89c482cef1ad6089da99db0295690003831862ed9505e9c4ad.exe"
        2⤵
        • 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:2432
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2972
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:1332
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2432 -s 744
          3⤵
          • Program crash
          PID:4032
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 2432 -ip 2432
      1⤵
        PID:964

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        1.4MB

        MD5

        f2fe236b0aa101795ac76906b98bb0d7

        SHA1

        66959ac3b2628dd1ba6c9045aa805370b089fc5f

        SHA256

        7168d3aabb13b3f7f71fe2df981a948356e2b3c4702a734187101dd3d68e06f2

        SHA512

        0adfa1d164ee364eb21e65e2ff5d6a2d05840a858ca24b2ee410c27aab0e2152773bf955ce28201e6af1fce278075a5d1e05e21980f330a459a9139b0347c508

      • F:\$RECYCLE.BIN\S-1-5-21-493223053-2004649691-1575712786-1000\_desktop.ini

        Filesize

        10B

        MD5

        688d58fa5756a393f9472937ef284c25

        SHA1

        18ee07a5ee8de4fbd046763cd4a55ef2e6c3f808

        SHA256

        e21f27bdf2d90c77d75658b5217d5af4519a6c1bfc326a109eb4a085a2b83302

        SHA512

        c84930eb323c71ffc1edac543a2f60e366de40b39a88b18dba09c1272fae0b12262f4fae496bc9546598507fc37729d829f93b101bbec4739a05be33e0010a3f

      • memory/2432-0-0x0000000000400000-0x0000000000438000-memory.dmp

        Filesize

        224KB

      • memory/2432-5-0x0000000000400000-0x0000000000438000-memory.dmp

        Filesize

        224KB

      • memory/2432-155-0x0000000000400000-0x0000000000438000-memory.dmp

        Filesize

        224KB