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Analysis

  • max time kernel
    120s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    23/07/2024, 11:56

General

  • Target

    b2458109543e5db6179b4658f03854f0N.exe

  • Size

    455KB

  • MD5

    b2458109543e5db6179b4658f03854f0

  • SHA1

    4584c509f78d102ddf35924fbdb539cc8dcb0099

  • SHA256

    79d1ea072de1d36ca909179496d8a8cfba5c16106882e0e92da6b83a52b780e5

  • SHA512

    08247f92fa5f8874c7dacf5a709290cba86ef72fcd3569119bb755285437b63c5cb3cda685b05cb2f42b8e89d45ca43051c8a58446b72c1db5e80b6565ed8307

  • SSDEEP

    6144:aBapC9DUIYmO5Kv5Q7X/l/rYvkW1VxxfnzrV9UAH0ctkPfc92F8ALpIh9jil:VpQD+mO5KWy/zrVbt4fcYr9U9jI

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 46 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops autorun.inf file 1 TTPs 4 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 62 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b2458109543e5db6179b4658f03854f0N.exe
    "C:\Users\Admin\AppData\Local\Temp\b2458109543e5db6179b4658f03854f0N.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1708
    • C:\Windows\LSASS.exe
      "C:\Windows\LSASS.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Enumerates connected drives
      • Drops autorun.inf file
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1836
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:2916
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:2944
      • C:\Users\Admin\LSASS.exe
        "C:\Users\Admin\LSASS.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        PID:2980
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:2800
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:2808
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:2848
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:3000
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:1900
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:2696
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:3036
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:2332
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:332
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:2592
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:2440
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:612
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:1824
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:1488
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:1240
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:1272
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:1848
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:1744
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:2504
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:2488
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:2160
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:1752
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:1084
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:760
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:2460
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:1860
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:2768
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:2952
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:2748
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:2636
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:284
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:1928
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:2284
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:2676
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:2680
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:2884
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:1576
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:992
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:2404
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:1384
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:1032
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:2544
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:1740
      • C:\Windows\SysWOW64\REG.exe
        REG ADD HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run /v SysUtils /t REG_SZ /d "C:\Windows\LSASS.exe" /f
        3⤵
        • Adds Run key to start application
        PID:2164

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\LSASS.exe

    Filesize

    455KB

    MD5

    e917ffbd2914569bf7434083cfd529ad

    SHA1

    006fcdcbc533cffa9648c1b81f6bad41d26311b9

    SHA256

    33d7d6efdf47191a53aa00f1cf8d5163d379b44a6a1852f49fff53ca0d26de3b

    SHA512

    1d3057b69abf97583a72af7f4867cd838c0e6bd440bafc4d90e51faf81d2d660d37a615aa164ab166940f2a4c4334aaa2f56c5d17bcde623e72de8c0d6ca5c6f

  • C:\autorun.inf

    Filesize

    190B

    MD5

    b1445c7f646c6ca9a7597791af38d575

    SHA1

    91efaf63fa1f7a51ee2f9b1c3b0f8932f15439ce

    SHA256

    220517d50470c86d94020cebcd03af286898e65338f468dc5f860dc04af2c88e

    SHA512

    533349278b6d186f0f3947681e90dcc7f617e146736798e6fc23e79d61610f1f7b2e4b4241b296884622fbd6b1cf73dc694a852e05bf4235da8ed40b70c5683f

  • \Users\Admin\LSASS.exe

    Filesize

    455KB

    MD5

    a2486c20fca89b63407a9f70c00ea118

    SHA1

    ba7d516df630ba63c255bf10b4a250c05c70fd04

    SHA256

    13afb18029bc53e810eebd7c9aef25d930f861f540ca9794d5579c3486fcef06

    SHA512

    18413dbf56064ae01648b5b48595b660ffd740918bf559cf8d836f155168cfef8371f51bc1d74a163aad4a383d615045428cffdeb3bf0dbe8796fb33ac942d69

  • memory/1708-0-0x0000000000130000-0x0000000000131000-memory.dmp

    Filesize

    4KB

  • memory/1708-10-0x0000000000400000-0x000000000047D000-memory.dmp

    Filesize

    500KB

  • memory/1836-42-0x0000000000400000-0x000000000047D000-memory.dmp

    Filesize

    500KB

  • memory/1836-23-0x0000000000400000-0x000000000047D000-memory.dmp

    Filesize

    500KB

  • memory/1836-9-0x00000000000B0000-0x00000000000B1000-memory.dmp

    Filesize

    4KB

  • memory/1836-59-0x0000000000400000-0x000000000047D000-memory.dmp

    Filesize

    500KB

  • memory/1836-76-0x0000000000400000-0x000000000047D000-memory.dmp

    Filesize

    500KB

  • memory/1836-93-0x0000000000400000-0x000000000047D000-memory.dmp

    Filesize

    500KB

  • memory/1836-111-0x0000000000400000-0x000000000047D000-memory.dmp

    Filesize

    500KB

  • memory/1836-128-0x0000000000400000-0x000000000047D000-memory.dmp

    Filesize

    500KB

  • memory/1836-145-0x0000000000400000-0x000000000047D000-memory.dmp

    Filesize

    500KB

  • memory/1836-162-0x0000000000400000-0x000000000047D000-memory.dmp

    Filesize

    500KB

  • memory/1836-179-0x0000000000400000-0x000000000047D000-memory.dmp

    Filesize

    500KB

  • memory/1836-196-0x0000000000400000-0x000000000047D000-memory.dmp

    Filesize

    500KB

  • memory/2980-22-0x0000000000400000-0x000000000047D000-memory.dmp

    Filesize

    500KB