Analysis

  • max time kernel
    153s
  • max time network
    167s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2022 22:22

General

  • Target

    2541c264f978c2a42ff31696ee4290a9c1a0e18c6734fda36736692bb514205d.exe

  • Size

    275KB

  • MD5

    6d59d1accc909953d5cd432b00f2e76c

  • SHA1

    eb20fecde052bcb04d125366c17ea70c30f32122

  • SHA256

    2541c264f978c2a42ff31696ee4290a9c1a0e18c6734fda36736692bb514205d

  • SHA512

    50c8ee12a132d9e7803024974e9a73ceb0ef9948f64d922a80d5c8c12b9356100ab72a0d4496d1d9a35c8d70eb28f612a907636608032c03571e8afc53b19add

  • SSDEEP

    6144:q3nDTWuBwEyoqMuOLOMVjHjNEy2/4moMkElP3tAi3lCCRNMxNF+:cnPWNEyoqMuAOMVjDNE/43+AYz

Malware Config

Signatures

  • Luminosity

    Luminosity is a RAT family that was on sale, while claiming to be a system administration utility.

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
  • Executes dropped EXE 9 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetThreadContext 8 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2541c264f978c2a42ff31696ee4290a9c1a0e18c6734fda36736692bb514205d.exe
    "C:\Users\Admin\AppData\Local\Temp\2541c264f978c2a42ff31696ee4290a9c1a0e18c6734fda36736692bb514205d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2644
    • C:\Users\Admin\AppData\Local\Temp\2541c264f978c2a42ff31696ee4290a9c1a0e18c6734fda36736692bb514205d.exe
      "C:\Users\Admin\AppData\Local\Temp\2541c264f978c2a42ff31696ee4290a9c1a0e18c6734fda36736692bb514205d.exe"
      2⤵
        PID:4236
      • C:\Users\Admin\AppData\Local\Temp\2541c264f978c2a42ff31696ee4290a9c1a0e18c6734fda36736692bb514205d.exe
        "C:\Users\Admin\AppData\Local\Temp\2541c264f978c2a42ff31696ee4290a9c1a0e18c6734fda36736692bb514205d.exe"
        2⤵
        • Checks computer location settings
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: RenamesItself
        • Suspicious use of WriteProcessMemory
        PID:3140
        • C:\ProgramData\994212\client.exe
          "C:\ProgramData\994212\client.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1344
          • C:\ProgramData\994212\client.exe
            "C:\ProgramData\994212\client.exe"
            4⤵
            • Executes dropped EXE
            PID:4300
          • C:\ProgramData\994212\client.exe
            "C:\ProgramData\994212\client.exe"
            4⤵
            • Executes dropped EXE
            PID:792
          • C:\ProgramData\994212\client.exe
            "C:\ProgramData\994212\client.exe"
            4⤵
            • Modifies WinLogon for persistence
            • Executes dropped EXE
            • Adds Run key to start application
            • Drops file in System32 directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:2296
          • C:\ProgramData\994212\client.exe
            "C:\ProgramData\994212\client.exe"
            4⤵
              PID:480
        • C:\Users\Admin\AppData\Local\Temp\2541c264f978c2a42ff31696ee4290a9c1a0e18c6734fda36736692bb514205d.exe
          "C:\Users\Admin\AppData\Local\Temp\2541c264f978c2a42ff31696ee4290a9c1a0e18c6734fda36736692bb514205d.exe"
          2⤵
          • Checks computer location settings
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:1320
          • C:\ProgramData\994212\client.exe
            "C:\ProgramData\994212\client.exe"
            3⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:388
            • C:\ProgramData\994212\client.exe
              "C:\ProgramData\994212\client.exe"
              4⤵
              • Executes dropped EXE
              PID:4708
            • C:\ProgramData\994212\client.exe
              "C:\ProgramData\994212\client.exe"
              4⤵
              • Executes dropped EXE
              PID:3748
            • C:\ProgramData\994212\client.exe
              "C:\ProgramData\994212\client.exe"
              4⤵
              • Executes dropped EXE
              PID:4240
            • C:\ProgramData\994212\client.exe
              "C:\ProgramData\994212\client.exe"
              4⤵
              • Executes dropped EXE
              PID:312
        • C:\Users\Admin\AppData\Local\Temp\2541c264f978c2a42ff31696ee4290a9c1a0e18c6734fda36736692bb514205d.exe
          "C:\Users\Admin\AppData\Local\Temp\2541c264f978c2a42ff31696ee4290a9c1a0e18c6734fda36736692bb514205d.exe"
          2⤵
            PID:8

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\ProgramData\994212\client.exe

          Filesize

          275KB

          MD5

          6d59d1accc909953d5cd432b00f2e76c

          SHA1

          eb20fecde052bcb04d125366c17ea70c30f32122

          SHA256

          2541c264f978c2a42ff31696ee4290a9c1a0e18c6734fda36736692bb514205d

          SHA512

          50c8ee12a132d9e7803024974e9a73ceb0ef9948f64d922a80d5c8c12b9356100ab72a0d4496d1d9a35c8d70eb28f612a907636608032c03571e8afc53b19add

        • C:\ProgramData\994212\client.exe

          Filesize

          275KB

          MD5

          6d59d1accc909953d5cd432b00f2e76c

          SHA1

          eb20fecde052bcb04d125366c17ea70c30f32122

          SHA256

          2541c264f978c2a42ff31696ee4290a9c1a0e18c6734fda36736692bb514205d

          SHA512

          50c8ee12a132d9e7803024974e9a73ceb0ef9948f64d922a80d5c8c12b9356100ab72a0d4496d1d9a35c8d70eb28f612a907636608032c03571e8afc53b19add

        • C:\ProgramData\994212\client.exe

          Filesize

          275KB

          MD5

          6d59d1accc909953d5cd432b00f2e76c

          SHA1

          eb20fecde052bcb04d125366c17ea70c30f32122

          SHA256

          2541c264f978c2a42ff31696ee4290a9c1a0e18c6734fda36736692bb514205d

          SHA512

          50c8ee12a132d9e7803024974e9a73ceb0ef9948f64d922a80d5c8c12b9356100ab72a0d4496d1d9a35c8d70eb28f612a907636608032c03571e8afc53b19add

        • C:\ProgramData\994212\client.exe

          Filesize

          275KB

          MD5

          6d59d1accc909953d5cd432b00f2e76c

          SHA1

          eb20fecde052bcb04d125366c17ea70c30f32122

          SHA256

          2541c264f978c2a42ff31696ee4290a9c1a0e18c6734fda36736692bb514205d

          SHA512

          50c8ee12a132d9e7803024974e9a73ceb0ef9948f64d922a80d5c8c12b9356100ab72a0d4496d1d9a35c8d70eb28f612a907636608032c03571e8afc53b19add

        • C:\ProgramData\994212\client.exe

          Filesize

          275KB

          MD5

          6d59d1accc909953d5cd432b00f2e76c

          SHA1

          eb20fecde052bcb04d125366c17ea70c30f32122

          SHA256

          2541c264f978c2a42ff31696ee4290a9c1a0e18c6734fda36736692bb514205d

          SHA512

          50c8ee12a132d9e7803024974e9a73ceb0ef9948f64d922a80d5c8c12b9356100ab72a0d4496d1d9a35c8d70eb28f612a907636608032c03571e8afc53b19add

        • C:\ProgramData\994212\client.exe

          Filesize

          275KB

          MD5

          6d59d1accc909953d5cd432b00f2e76c

          SHA1

          eb20fecde052bcb04d125366c17ea70c30f32122

          SHA256

          2541c264f978c2a42ff31696ee4290a9c1a0e18c6734fda36736692bb514205d

          SHA512

          50c8ee12a132d9e7803024974e9a73ceb0ef9948f64d922a80d5c8c12b9356100ab72a0d4496d1d9a35c8d70eb28f612a907636608032c03571e8afc53b19add

        • C:\ProgramData\994212\client.exe

          Filesize

          275KB

          MD5

          6d59d1accc909953d5cd432b00f2e76c

          SHA1

          eb20fecde052bcb04d125366c17ea70c30f32122

          SHA256

          2541c264f978c2a42ff31696ee4290a9c1a0e18c6734fda36736692bb514205d

          SHA512

          50c8ee12a132d9e7803024974e9a73ceb0ef9948f64d922a80d5c8c12b9356100ab72a0d4496d1d9a35c8d70eb28f612a907636608032c03571e8afc53b19add

        • C:\ProgramData\994212\client.exe

          Filesize

          275KB

          MD5

          6d59d1accc909953d5cd432b00f2e76c

          SHA1

          eb20fecde052bcb04d125366c17ea70c30f32122

          SHA256

          2541c264f978c2a42ff31696ee4290a9c1a0e18c6734fda36736692bb514205d

          SHA512

          50c8ee12a132d9e7803024974e9a73ceb0ef9948f64d922a80d5c8c12b9356100ab72a0d4496d1d9a35c8d70eb28f612a907636608032c03571e8afc53b19add

        • C:\ProgramData\994212\client.exe

          Filesize

          275KB

          MD5

          6d59d1accc909953d5cd432b00f2e76c

          SHA1

          eb20fecde052bcb04d125366c17ea70c30f32122

          SHA256

          2541c264f978c2a42ff31696ee4290a9c1a0e18c6734fda36736692bb514205d

          SHA512

          50c8ee12a132d9e7803024974e9a73ceb0ef9948f64d922a80d5c8c12b9356100ab72a0d4496d1d9a35c8d70eb28f612a907636608032c03571e8afc53b19add

        • C:\ProgramData\994212\client.exe

          Filesize

          275KB

          MD5

          6d59d1accc909953d5cd432b00f2e76c

          SHA1

          eb20fecde052bcb04d125366c17ea70c30f32122

          SHA256

          2541c264f978c2a42ff31696ee4290a9c1a0e18c6734fda36736692bb514205d

          SHA512

          50c8ee12a132d9e7803024974e9a73ceb0ef9948f64d922a80d5c8c12b9356100ab72a0d4496d1d9a35c8d70eb28f612a907636608032c03571e8afc53b19add

        • C:\ProgramData\994212\client.exe

          Filesize

          275KB

          MD5

          6d59d1accc909953d5cd432b00f2e76c

          SHA1

          eb20fecde052bcb04d125366c17ea70c30f32122

          SHA256

          2541c264f978c2a42ff31696ee4290a9c1a0e18c6734fda36736692bb514205d

          SHA512

          50c8ee12a132d9e7803024974e9a73ceb0ef9948f64d922a80d5c8c12b9356100ab72a0d4496d1d9a35c8d70eb28f612a907636608032c03571e8afc53b19add

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\2541c264f978c2a42ff31696ee4290a9c1a0e18c6734fda36736692bb514205d.exe.log

          Filesize

          500B

          MD5

          673ef491588c73b520d013da6ae85912

          SHA1

          dbe04459ce24d5716fdc02a66c231b4e87e44382

          SHA256

          454e88ef63bf571defaf3d8d392f286cf3d58907e3b721a7ed2cd6ad0ce63b29

          SHA512

          bb23d78e31cdd6edf91d1de9b229537f74244a35e8cbe0949ee7a54ca124962c34bf7638ae0d63947c9e2a067c246e65bb83bea74e69bbb859a21f6f587d1e39

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\2541c264f978c2a42ff31696ee4290a9c1a0e18c6734fda36736692bb514205d.exe.log

          Filesize

          500B

          MD5

          673ef491588c73b520d013da6ae85912

          SHA1

          dbe04459ce24d5716fdc02a66c231b4e87e44382

          SHA256

          454e88ef63bf571defaf3d8d392f286cf3d58907e3b721a7ed2cd6ad0ce63b29

          SHA512

          bb23d78e31cdd6edf91d1de9b229537f74244a35e8cbe0949ee7a54ca124962c34bf7638ae0d63947c9e2a067c246e65bb83bea74e69bbb859a21f6f587d1e39

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

          Filesize

          500B

          MD5

          673ef491588c73b520d013da6ae85912

          SHA1

          dbe04459ce24d5716fdc02a66c231b4e87e44382

          SHA256

          454e88ef63bf571defaf3d8d392f286cf3d58907e3b721a7ed2cd6ad0ce63b29

          SHA512

          bb23d78e31cdd6edf91d1de9b229537f74244a35e8cbe0949ee7a54ca124962c34bf7638ae0d63947c9e2a067c246e65bb83bea74e69bbb859a21f6f587d1e39

        • memory/8-178-0x0000000075230000-0x00000000757E1000-memory.dmp

          Filesize

          5.7MB

        • memory/8-174-0x0000000075230000-0x00000000757E1000-memory.dmp

          Filesize

          5.7MB

        • memory/8-180-0x0000000075230000-0x00000000757E1000-memory.dmp

          Filesize

          5.7MB

        • memory/312-200-0x0000000075230000-0x00000000757E1000-memory.dmp

          Filesize

          5.7MB

        • memory/388-150-0x0000000075230000-0x00000000757E1000-memory.dmp

          Filesize

          5.7MB

        • memory/388-168-0x0000000075230000-0x00000000757E1000-memory.dmp

          Filesize

          5.7MB

        • memory/1320-189-0x0000000075230000-0x00000000757E1000-memory.dmp

          Filesize

          5.7MB

        • memory/1320-177-0x0000000006960000-0x0000000006977000-memory.dmp

          Filesize

          92KB

        • memory/1320-176-0x0000000006960000-0x0000000006977000-memory.dmp

          Filesize

          92KB

        • memory/1320-175-0x0000000006960000-0x0000000006977000-memory.dmp

          Filesize

          92KB

        • memory/1320-147-0x0000000075230000-0x00000000757E1000-memory.dmp

          Filesize

          5.7MB

        • memory/1320-141-0x0000000075230000-0x00000000757E1000-memory.dmp

          Filesize

          5.7MB

        • memory/1344-146-0x0000000075230000-0x00000000757E1000-memory.dmp

          Filesize

          5.7MB

        • memory/1344-191-0x0000000075230000-0x00000000757E1000-memory.dmp

          Filesize

          5.7MB

        • memory/1344-163-0x0000000075230000-0x00000000757E1000-memory.dmp

          Filesize

          5.7MB

        • memory/2296-171-0x0000000075230000-0x00000000757E1000-memory.dmp

          Filesize

          5.7MB

        • memory/2296-158-0x0000000075230000-0x00000000757E1000-memory.dmp

          Filesize

          5.7MB

        • memory/2644-137-0x0000000075230000-0x00000000757E1000-memory.dmp

          Filesize

          5.7MB

        • memory/2644-132-0x0000000075230000-0x00000000757E1000-memory.dmp

          Filesize

          5.7MB

        • memory/2644-192-0x0000000075230000-0x00000000757E1000-memory.dmp

          Filesize

          5.7MB

        • memory/3140-138-0x0000000075230000-0x00000000757E1000-memory.dmp

          Filesize

          5.7MB

        • memory/3140-165-0x0000000006E00000-0x0000000006E17000-memory.dmp

          Filesize

          92KB

        • memory/3140-166-0x0000000006E00000-0x0000000006E17000-memory.dmp

          Filesize

          92KB

        • memory/3140-167-0x0000000006E00000-0x0000000006E17000-memory.dmp

          Filesize

          92KB

        • memory/3140-135-0x0000000000400000-0x0000000000462000-memory.dmp

          Filesize

          392KB

        • memory/3140-190-0x0000000075230000-0x00000000757E1000-memory.dmp

          Filesize

          5.7MB

        • memory/3140-136-0x0000000075230000-0x00000000757E1000-memory.dmp

          Filesize

          5.7MB

        • memory/3748-186-0x0000000075230000-0x00000000757E1000-memory.dmp

          Filesize

          5.7MB

        • memory/3748-188-0x0000000075230000-0x00000000757E1000-memory.dmp

          Filesize

          5.7MB

        • memory/4240-196-0x0000000075230000-0x00000000757E1000-memory.dmp

          Filesize

          5.7MB

        • memory/4708-164-0x0000000075230000-0x00000000757E1000-memory.dmp

          Filesize

          5.7MB

        • memory/4708-162-0x0000000075230000-0x00000000757E1000-memory.dmp

          Filesize

          5.7MB