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Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    25/12/2023, 07:49

General

  • Target

    1010405283251a0fc04f559d7f9250a4.exe

  • Size

    405KB

  • MD5

    1010405283251a0fc04f559d7f9250a4

  • SHA1

    75dfa8473cc36f2229d8093faf135e145c857624

  • SHA256

    f871f674bab2c920b5849f0db43037fd1574ccd75d9ac8aa1b49f2d932c54590

  • SHA512

    7c9719400b11464c02ce8e7f33b6957965f9936c2bad3a904840a92abddab31127568ae25056d8fb3afdf8907a1c4cf76e25a1a0727fb186553fc4d01ca7c8bc

  • SSDEEP

    6144:ExPhEmYFXGMxi//IZNf0TgsC9gNKNAi4r8n/N20yiLu9cCz:E7EBX9xYAZNf0sgeAi48w9Dz

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Kills process with taskkill 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1010405283251a0fc04f559d7f9250a4.exe
    "C:\Users\Admin\AppData\Local\Temp\1010405283251a0fc04f559d7f9250a4.exe"
    1⤵
    • Enumerates system info in registry
    • Suspicious use of WriteProcessMemory
    PID:2164
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /f /pid 2164 & ping -n 3 127.1 & del /f /q "C:\Users\Admin\AppData\Local\Temp\1010405283251a0fc04f559d7f9250a4.exe" & start C:\Users\Admin\AppData\Local\QZXESF~1.EXE -f
      2⤵
      • Deletes itself
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2004
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /pid 2164
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2116
      • C:\Windows\SysWOW64\PING.EXE
        ping -n 3 127.1
        3⤵
        • Runs ping.exe
        PID:2688
      • C:\Users\Admin\AppData\Local\qzxesfnxmt.exe
        C:\Users\Admin\AppData\Local\QZXESF~1.EXE -f
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Enumerates system info in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2824

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\qzxesfnxmt.exe

    Filesize

    405KB

    MD5

    1010405283251a0fc04f559d7f9250a4

    SHA1

    75dfa8473cc36f2229d8093faf135e145c857624

    SHA256

    f871f674bab2c920b5849f0db43037fd1574ccd75d9ac8aa1b49f2d932c54590

    SHA512

    7c9719400b11464c02ce8e7f33b6957965f9936c2bad3a904840a92abddab31127568ae25056d8fb3afdf8907a1c4cf76e25a1a0727fb186553fc4d01ca7c8bc

  • memory/2164-0-0x0000000000280000-0x00000000002C9000-memory.dmp

    Filesize

    292KB

  • memory/2164-1-0x0000000001000000-0x00000000010C6000-memory.dmp

    Filesize

    792KB

  • memory/2164-2-0x0000000000240000-0x0000000000242000-memory.dmp

    Filesize

    8KB

  • memory/2164-4-0x0000000001000000-0x00000000010C6000-memory.dmp

    Filesize

    792KB

  • memory/2824-12-0x0000000001000000-0x00000000010C6000-memory.dmp

    Filesize

    792KB

  • memory/2824-8-0x0000000001000000-0x00000000010C6000-memory.dmp

    Filesize

    792KB

  • memory/2824-11-0x0000000001000000-0x00000000010C6000-memory.dmp

    Filesize

    792KB

  • memory/2824-9-0x0000000000310000-0x0000000000312000-memory.dmp

    Filesize

    8KB

  • memory/2824-13-0x0000000000310000-0x0000000000312000-memory.dmp

    Filesize

    8KB

  • memory/2824-14-0x0000000001000000-0x00000000010C6000-memory.dmp

    Filesize

    792KB

  • memory/2824-15-0x0000000001000000-0x00000000010C6000-memory.dmp

    Filesize

    792KB

  • memory/2824-16-0x0000000001000000-0x00000000010C6000-memory.dmp

    Filesize

    792KB

  • memory/2824-17-0x0000000001000000-0x00000000010C6000-memory.dmp

    Filesize

    792KB

  • memory/2824-18-0x0000000001000000-0x00000000010C6000-memory.dmp

    Filesize

    792KB

  • memory/2824-19-0x0000000001000000-0x00000000010C6000-memory.dmp

    Filesize

    792KB