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Analysis

  • max time kernel
    16s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25/09/2024, 12:39

General

  • Target

    a129e4d84de45a77c529c1b8f3fa6daedaf2c4dc21230ce080b1f92d74c6ba5bN.exe

  • Size

    208KB

  • MD5

    d7e3b7840c38cbde3c8f0d0793d8e220

  • SHA1

    9f508f8b8d3e6c99041c9dcfacd2d703d2b8af2d

  • SHA256

    a129e4d84de45a77c529c1b8f3fa6daedaf2c4dc21230ce080b1f92d74c6ba5b

  • SHA512

    b84a1ad33b587a64684f901cb25c21c2a692e4e2d820a82484e17cec6e5287ee8b4a0cf1b96217763ca5970426ab0188bb8ed9953777417847433362086bbe58

  • SSDEEP

    3072:+X1weiQuIe9rW2UFJ+h0u7aIXVDrxBe/r4NLthEjQT6W:celQuji3J+d+yPxkQEjE

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a129e4d84de45a77c529c1b8f3fa6daedaf2c4dc21230ce080b1f92d74c6ba5bN.exe
    "C:\Users\Admin\AppData\Local\Temp\a129e4d84de45a77c529c1b8f3fa6daedaf2c4dc21230ce080b1f92d74c6ba5bN.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2548
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\windows\system\KXZKIJH.exe.bat" "
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2568
      • C:\windows\system\KXZKIJH.exe
        C:\windows\system\KXZKIJH.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:1496

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\system\KXZKIJH.exe.bat

    Filesize

    74B

    MD5

    3b4eae8567a0ddd5fbaad71ad409acdf

    SHA1

    3e37502140d7d7db4805fff1bdc236e63d619762

    SHA256

    49d9452072a96a0ef427da9939604192873a800dc83a8f101351b5b77fdcd809

    SHA512

    8d4b0f532591ed46d3b2467e1bf7612a7754e2f042fe469d093b66dfa061bf84b1bb34f1f1734e0e8dd587d2f4be313b22b129ebda4a0c082840f76a457f3579

  • \Windows\system\KXZKIJH.exe

    Filesize

    208KB

    MD5

    6e8ccdf91752bf26f3bb373da9892973

    SHA1

    efd1d3fc76de15b6404bede7623d68a33d4766ce

    SHA256

    096af9dda1a1999b33ca0b76f8bc93b2813c471fc1c8eeb4e029acc8b4d7a200

    SHA512

    6122684639a7b5d44f3519c9520d76392b67f90c05b39fc448ab3c9f53e0ad81ac959bb4bfed453387b5fc6b702a53caacfa664ef6f9fe09707b9e3beee03239

  • memory/1496-19-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/2548-0-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/2548-12-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/2568-16-0x0000000000170000-0x00000000001A8000-memory.dmp

    Filesize

    224KB