Analysis

  • max time kernel
    150s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-10-2024 01:42

General

  • Target

    7522fa6d0f83eac9662ae47af048f02ddfaab925738cec1280b0c5c7788d2d0a.exe

  • Size

    369KB

  • MD5

    65c0f9249f64c65cda3e5ea32126fc1f

  • SHA1

    d567a001160109f58a4ec43db2abd9971e01afa7

  • SHA256

    7522fa6d0f83eac9662ae47af048f02ddfaab925738cec1280b0c5c7788d2d0a

  • SHA512

    08347609ba2b8ba7a69a147fe7c426baebed93f2a9db3137a9d9ebbc0bf87a775808e55d7c7b7e0b852e8f0065f0204b71fbbadf3cdffc84b1cbea21723e0308

  • SSDEEP

    6144:wb8Xw/FxbPPf7QdZE6B5srZP7i+wIUNr4:2/fw5kjwT4

Malware Config

Signatures

  • UAC bypass 3 TTPs 1 IoCs
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Stops running service(s) 4 TTPs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 2 IoCs
  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Launches sc.exe 3 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 19 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Kills process with taskkill 1 IoCs
  • Modifies registry key 1 TTPs 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 38 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7522fa6d0f83eac9662ae47af048f02ddfaab925738cec1280b0c5c7788d2d0a.exe
    "C:\Users\Admin\AppData\Local\Temp\7522fa6d0f83eac9662ae47af048f02ddfaab925738cec1280b0c5c7788d2d0a.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:904
    • C:\ProgramData\dllhost.exe
      "C:\ProgramData\dllhost.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3688
      • C:\Windows\SysWOW64\attrib.exe
        attrib +h "C:\ProgramData\dllhost.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Views/modifies file attributes
        PID:4116
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c powershell Set-MpPreference -DisableRealtimeMonitoring $true
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2812
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell Set-MpPreference -DisableRealtimeMonitoring $true
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:4168
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c sc query windefend
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1660
        • C:\Windows\SysWOW64\sc.exe
          sc query windefend
          4⤵
          • Launches sc.exe
          • System Location Discovery: System Language Discovery
          PID:3220
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c sc stop windefend
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4908
        • C:\Windows\SysWOW64\sc.exe
          sc stop windefend
          4⤵
          • Launches sc.exe
          • System Location Discovery: System Language Discovery
          PID:1124
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c sc delete windefend
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4024
        • C:\Windows\SysWOW64\sc.exe
          sc delete windefend
          4⤵
          • Launches sc.exe
          • System Location Discovery: System Language Discovery
          PID:1076
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /delete /tn CleanSweepCheck /f
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3552
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /sc minute /mo 1 /tn CleanSweepCheck /tr C:\ProgramData\dllhost.exe
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:748
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c reg ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:5044
        • C:\Windows\SysWOW64\reg.exe
          reg ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
          4⤵
          • UAC bypass
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:1796
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c taskkill /f /im Wireshark.exe
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1156
        • C:\Windows\SysWOW64\taskkill.exe
          taskkill /f /im Wireshark.exe
          4⤵
          • System Location Discovery: System Language Discovery
          • Kills process with taskkill
          • Suspicious use of AdjustPrivilegeToken
          PID:2076
  • C:\ProgramData\dllhost.exe
    C:\ProgramData\dllhost.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:3020
  • C:\ProgramData\dllhost.exe
    C:\ProgramData\dllhost.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:3952

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\dllhost.exe

    Filesize

    369KB

    MD5

    65c0f9249f64c65cda3e5ea32126fc1f

    SHA1

    d567a001160109f58a4ec43db2abd9971e01afa7

    SHA256

    7522fa6d0f83eac9662ae47af048f02ddfaab925738cec1280b0c5c7788d2d0a

    SHA512

    08347609ba2b8ba7a69a147fe7c426baebed93f2a9db3137a9d9ebbc0bf87a775808e55d7c7b7e0b852e8f0065f0204b71fbbadf3cdffc84b1cbea21723e0308

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\dllhost.exe.log

    Filesize

    319B

    MD5

    824ba7b7eed8b900a98dd25129c4cd83

    SHA1

    54478770b2158000ef365591d42977cb854453a1

    SHA256

    d182dd648c92e41cd62dccc65f130c07f0a96c03b32f907c3d1218e9aa5bda03

    SHA512

    ae4f3a9673711ecb6cc5d06874c587341d5094803923b53b6e982278fa64549d7acf866de165e23750facd55da556b6794c0d32f129f4087529c73acd4ffb11e

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_s2hycb2q.h0x.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/904-1-0x00000000751D0000-0x0000000075781000-memory.dmp

    Filesize

    5.7MB

  • memory/904-2-0x00000000751D0000-0x0000000075781000-memory.dmp

    Filesize

    5.7MB

  • memory/904-14-0x00000000751D0000-0x0000000075781000-memory.dmp

    Filesize

    5.7MB

  • memory/904-0-0x00000000751D2000-0x00000000751D3000-memory.dmp

    Filesize

    4KB

  • memory/3688-22-0x00000000751D0000-0x0000000075781000-memory.dmp

    Filesize

    5.7MB

  • memory/3688-15-0x00000000751D0000-0x0000000075781000-memory.dmp

    Filesize

    5.7MB

  • memory/3688-17-0x00000000751D0000-0x0000000075781000-memory.dmp

    Filesize

    5.7MB

  • memory/3688-16-0x00000000751D0000-0x0000000075781000-memory.dmp

    Filesize

    5.7MB

  • memory/4168-36-0x0000000005600000-0x0000000005954000-memory.dmp

    Filesize

    3.3MB

  • memory/4168-51-0x0000000006C10000-0x0000000006CB3000-memory.dmp

    Filesize

    652KB

  • memory/4168-23-0x00000000729D0000-0x0000000073180000-memory.dmp

    Filesize

    7.7MB

  • memory/4168-24-0x0000000004C30000-0x0000000004C52000-memory.dmp

    Filesize

    136KB

  • memory/4168-26-0x0000000005590000-0x00000000055F6000-memory.dmp

    Filesize

    408KB

  • memory/4168-25-0x0000000005520000-0x0000000005586000-memory.dmp

    Filesize

    408KB

  • memory/4168-20-0x00000000729D0000-0x0000000073180000-memory.dmp

    Filesize

    7.7MB

  • memory/4168-19-0x0000000002320000-0x0000000002356000-memory.dmp

    Filesize

    216KB

  • memory/4168-37-0x0000000005C10000-0x0000000005C2E000-memory.dmp

    Filesize

    120KB

  • memory/4168-38-0x0000000005CA0000-0x0000000005CEC000-memory.dmp

    Filesize

    304KB

  • memory/4168-39-0x00000000061C0000-0x00000000061F2000-memory.dmp

    Filesize

    200KB

  • memory/4168-40-0x000000006EE50000-0x000000006EE9C000-memory.dmp

    Filesize

    304KB

  • memory/4168-50-0x0000000006BF0000-0x0000000006C0E000-memory.dmp

    Filesize

    120KB

  • memory/4168-21-0x0000000004D80000-0x00000000053A8000-memory.dmp

    Filesize

    6.2MB

  • memory/4168-52-0x0000000007570000-0x0000000007BEA000-memory.dmp

    Filesize

    6.5MB

  • memory/4168-53-0x0000000006F30000-0x0000000006F4A000-memory.dmp

    Filesize

    104KB

  • memory/4168-54-0x0000000006FA0000-0x0000000006FAA000-memory.dmp

    Filesize

    40KB

  • memory/4168-55-0x00000000071B0000-0x0000000007246000-memory.dmp

    Filesize

    600KB

  • memory/4168-56-0x0000000007130000-0x0000000007141000-memory.dmp

    Filesize

    68KB

  • memory/4168-57-0x0000000007170000-0x000000000717E000-memory.dmp

    Filesize

    56KB

  • memory/4168-58-0x0000000007180000-0x0000000007194000-memory.dmp

    Filesize

    80KB

  • memory/4168-59-0x0000000007270000-0x000000000728A000-memory.dmp

    Filesize

    104KB

  • memory/4168-60-0x0000000007250000-0x0000000007258000-memory.dmp

    Filesize

    32KB

  • memory/4168-63-0x00000000729D0000-0x0000000073180000-memory.dmp

    Filesize

    7.7MB

  • memory/4168-18-0x00000000729DE000-0x00000000729DF000-memory.dmp

    Filesize

    4KB