Overview

overview

10

Static

static

10

foo/0044d6...f7.exe

windows7_x64

1

foo/0044d6...f7.exe

windows10_x64

1

foo/034e4c...a9.exe

windows7_x64

4

foo/034e4c...a9.exe

windows10_x64

4

foo/035fa2...72.exe

windows7_x64

10

foo/035fa2...72.exe

windows10_x64

10

foo/04884a...1b.exe

windows7_x64

8

foo/04884a...1b.exe

windows10_x64

8

foo/06ed82...59.exe

windows7_x64

7

foo/06ed82...59.exe

windows10_x64

7

foo/07470b...68.exe

windows7_x64

8

foo/07470b...68.exe

windows10_x64

8

foo/078adb...c0.exe

windows7_x64

10

foo/078adb...c0.exe

windows10_x64

10

foo/09e5c8...b4.exe

windows7_x64

1

foo/09e5c8...b4.exe

windows10_x64

1

foo/0becfe...f4.exe

windows7_x64

10

foo/0becfe...f4.exe

windows10_x64

10

foo/1a78d3...a3.exe

windows7_x64

5

foo/1a78d3...a3.exe

windows10_x64

5

foo/1ffe82...a6.exe

windows7_x64

10

foo/1ffe82...a6.exe

windows10_x64

10

foo/255028...e1.dll

windows7_x64

1

foo/255028...e1.dll

windows10_x64

1

foo/27601d...cc.exe

windows7_x64

8

foo/27601d...cc.exe

windows10_x64

8

foo/27f911...49.exe

windows7_x64

10

foo/27f911...49.exe

windows10_x64

10

foo/28408c...c5.exe

windows7_x64

10

foo/28408c...c5.exe

windows10_x64

10

foo/296822...e4.dll

windows7_x64

3

foo/296822...e4.dll

windows10_x64

3

foo/2de7b8...a4.exe

windows7_x64

10

foo/2de7b8...a4.exe

windows10_x64

10

foo/2e00df...8b.exe

windows7_x64

9

foo/2e00df...8b.exe

windows10_x64

9

foo/2e90a1...22.exe

windows7_x64

6

foo/2e90a1...22.exe

windows10_x64

6

foo/2f215e...b0.dll

windows7_x64

10

foo/2f215e...b0.dll

windows10_x64

10

foo/30bc06...3e.exe

windows7_x64

10

foo/30bc06...3e.exe

windows10_x64

10

foo/312e67...f3.exe

windows7_x64

4

foo/312e67...f3.exe

windows10_x64

4

foo/383497...1b.exe

windows7_x64

10

foo/383497...1b.exe

windows10_x64

10

foo/39555e...ec.exe

windows7_x64

10

foo/39555e...ec.exe

windows10_x64

10

foo/39e531...04.exe

windows7_x64

10

foo/39e531...04.exe

windows10_x64

10

foo/3aba72...cd.exe

windows7_x64

1

foo/3aba72...cd.exe

windows10_x64

1

foo/406c9b...fe.exe

windows7_x64

10

foo/406c9b...fe.exe

windows10_x64

10

foo/457cfd...ca.exe

windows7_x64

7

foo/457cfd...ca.exe

windows10_x64

7

foo/4761e4...60.exe

windows7_x64

8

foo/4761e4...60.exe

windows10_x64

8

foo/487f1b...04.exe

windows7_x64

8

foo/487f1b...04.exe

windows10_x64

7

foo/4a74c9...cf.exe

windows7_x64

10

foo/4a74c9...cf.exe

windows10_x64

10

foo/4b2d78...4b.exe

windows7_x64

8

foo/4b2d78...4b.exe

windows10_x64

8

foo/4c49c2...ba.exe

windows7_x64

1

foo/4c49c2...ba.exe

windows10_x64

1

foo/4cfe8f...77.exe

windows7_x64

9

foo/4cfe8f...77.exe

windows10_x64

9

foo/4ea454...13.exe

windows7_x64

8

foo/4ea454...13.exe

windows10_x64

8

foo/52d6c5...7e.exe

windows7_x64

7

foo/52d6c5...7e.exe

windows10_x64

7

foo/55fc11...e0.exe

windows7_x64

foo/55fc11...e0.exe

windows10_x64

10

foo/59f0fb...06.exe

windows7_x64

1

foo/59f0fb...06.exe

windows10_x64

1

foo/5b1c0d...cb.exe

windows7_x64

1

foo/5b1c0d...cb.exe

windows10_x64

1

foo/5bc72a...ea.exe

windows7_x64

8

foo/5bc72a...ea.exe

windows10_x64

8

foo/5d3305...2a.exe

windows7_x64

7

foo/5d3305...2a.exe

windows10_x64

7

foo/5d9775...39.exe

windows7_x64

8

foo/5d9775...39.exe

windows10_x64

8

foo/60121e...3e.exe

windows7_x64

9

foo/60121e...3e.exe

windows10_x64

9

foo/62565a...fd.exe

windows7_x64

10

foo/62565a...fd.exe

windows10_x64

10

foo/62a3fd...64.exe

windows7_x64

8

foo/62a3fd...64.exe

windows10_x64

10

foo/63e9ce...d0.exe

windows7_x64

8

foo/63e9ce...d0.exe

windows10_x64

8

foo/6497ba...c5.exe

windows7_x64

10

foo/6497ba...c5.exe

windows10_x64

10

foo/698cc8...31.exe

windows7_x64

7

foo/698cc8...31.exe

windows10_x64

7

foo/6f2c5c...d5.exe

windows7_x64

7

foo/6f2c5c...d5.exe

windows10_x64

7

foo/798f5e...ba.exe

windows7_x64

10

foo/798f5e...ba.exe

windows10_x64

10

foo/7aec86...51.exe

windows7_x64

1

foo/7aec86...51.exe

windows10_x64

1

foo/84bf6e...64.exe

windows7_x64

8

foo/84bf6e...64.exe

windows10_x64

8

foo/907b7d...b3.exe

windows7_x64

8

foo/907b7d...b3.exe

windows10_x64

8

foo/928f1d...ee.exe

windows7_x64

1

foo/928f1d...ee.exe

windows10_x64

1

foo/9401b0...6c.exe

windows7_x64

1

foo/9401b0...6c.exe

windows10_x64

1

foo/97dd87...84.exe

windows7_x64

10

foo/97dd87...84.exe

windows10_x64

10

foo/9b8c48...a4.exe

windows7_x64

8

foo/9b8c48...a4.exe

windows10_x64

8

foo/9cde71...cd.exe

windows7_x64

6

foo/9cde71...cd.exe

windows10_x64

6

foo/9d3438...4b.exe

windows7_x64

8

foo/9d3438...4b.exe

windows10_x64

1

foo/9f8818...2d.exe

windows7_x64

8

foo/9f8818...2d.exe

windows10_x64

3

foo/a17bdc...cf.exe

windows7_x64

9

foo/a17bdc...cf.exe

windows10_x64

9

foo/a29811...46.exe

windows7_x64

10

foo/a29811...46.exe

windows10_x64

10

foo/aa3b51...52.exe

windows7_x64

10

foo/aa3b51...52.exe

windows10_x64

10

foo/acf0b7...c4.exe

windows7_x64

8

foo/acf0b7...c4.exe

windows10_x64

8

foo/aeca5c...f7.exe

windows7_x64

1

foo/aeca5c...f7.exe

windows10_x64

1

foo/b10714...f3.exe

windows7_x64

8

foo/b10714...f3.exe

windows10_x64

8

foo/b23652...9f.exe

windows7_x64

6

foo/b23652...9f.exe

windows10_x64

6

foo/b514b5...fc.exe

windows7_x64

1

foo/b514b5...fc.exe

windows10_x64

1

foo/b64196...23.exe

windows7_x64

7

foo/b64196...23.exe

windows10_x64

7

foo/b693df...60.exe

windows7_x64

7

foo/b693df...60.exe

windows10_x64

7

foo/b6e7c9...bc.exe

windows7_x64

10

foo/b6e7c9...bc.exe

windows10_x64

10

foo/b7d5f0...4a.exe

windows7_x64

10

foo/b7d5f0...4a.exe

windows10_x64

10

foo/ba2d46...29.exe

windows7_x64

1

foo/ba2d46...29.exe

windows10_x64

1

foo/bad78e...e5.exe

windows7_x64

9

foo/bad78e...e5.exe

windows10_x64

9

foo/bc6536...b9.exe

windows7_x64

10

foo/bc6536...b9.exe

windows10_x64

10

foo/be85e0...2c.exe

windows7_x64

1

foo/be85e0...2c.exe

windows10_x64

1

foo/c914b1...ee.exe

windows7_x64

3

foo/c914b1...ee.exe

windows10_x64

3

foo/c944ea...cc.exe

windows7_x64

8

foo/c944ea...cc.exe

windows10_x64

8

foo/cad363...8b.exe

windows7_x64

6

foo/cad363...8b.exe

windows10_x64

6

foo/cd89b6...df.exe

windows7_x64

8

foo/cd89b6...df.exe

windows10_x64

8

foo/d81e76...c4.exe

windows7_x64

10

foo/d81e76...c4.exe

windows10_x64

10

foo/d86d2c...08.exe

windows7_x64

10

foo/d86d2c...08.exe

windows10_x64

10

foo/d8e37d...98.exe

windows7_x64

9

foo/d8e37d...98.exe

windows10_x64

9

foo/dea515...e1.exe

windows7_x64

10

foo/dea515...e1.exe

windows10_x64

6

foo/dfcc55...b8.exe

windows7_x64

7

foo/dfcc55...b8.exe

windows10_x64

7

foo/e03bd4...fe.exe

windows7_x64

8

foo/e03bd4...fe.exe

windows10_x64

8

foo/e16ec7...2d.exe

windows7_x64

8

foo/e16ec7...2d.exe

windows10_x64

8

foo/e61c0e...0e.exe

windows7_x64

7

foo/e61c0e...0e.exe

windows10_x64

7

foo/e78fad...51.exe

windows7_x64

8

foo/e78fad...51.exe

windows10_x64

8

foo/e7ad45...88.exe

windows7_x64

3

foo/e7ad45...88.exe

windows10_x64

3

foo/e95678...8f.exe

windows7_x64

1

foo/e95678...8f.exe

windows10_x64

1

foo/edf723...ee.dll

windows7_x64

1

foo/edf723...ee.dll

windows10_x64

1

foo/f2366f...f5.exe

windows7_x64

1

foo/f2366f...f5.exe

windows10_x64

1

foo/f645a9...1f.exe

windows7_x64

1

foo/f645a9...1f.exe

windows10_x64

1

foo/f65e75...56.exe

windows7_x64

1

foo/f65e75...56.exe

windows10_x64

1

foo/f66028...2b.exe

windows7_x64

8

foo/f66028...2b.exe

windows10_x64

8

foo/f6c1c7...89.exe

windows7_x64

10

foo/f6c1c7...89.exe

windows10_x64

10

foo/fbab90...7c.exe

windows7_x64

7

foo/fbab90...7c.exe

windows10_x64

7

foo/fcdc00...b3.exe

windows7_x64

8

foo/fcdc00...b3.exe

windows10_x64

8

foo/fffb61...ba.exe

windows7_x64

1

foo/fffb61...ba.exe

windows10_x64

1

Analysis

  • max time kernel
    155s
  • max time network
    172s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    11-08-2020 12:30

General

  • Target

    foo/0becfedf4d0b9ad5251aca33274a4cf4.exe

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
  • Modifies firewall policy service 2 TTPs 3 IoCs
  • Modifies security service 2 TTPs 4 IoCs
  • UAC bypass 3 TTPs
  • Windows security bypass 2 TTPs
  • ASPack v2.12-2.42 8 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Disables Task Manager via registry modification
  • Executes dropped EXE 2 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops startup file 4 IoCs
  • Loads dropped DLL 2 IoCs
  • Windows security modification 2 TTPs 6 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Program Files directory 2 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 use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\foo\0becfedf4d0b9ad5251aca33274a4cf4.exe
    "C:\Users\Admin\AppData\Local\Temp\foo\0becfedf4d0b9ad5251aca33274a4cf4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1144
    • C:\Users\Admin\AppData\Local\Temp\foo\0becfedf4d0b9ad5251aca33274a4cf4.exe
      "C:\Users\Admin\AppData\Local\Temp\foo\0becfedf4d0b9ad5251aca33274a4cf4.exe"
      2⤵
      • Modifies WinLogon for persistence
      • Drops startup file
      • Loads dropped DLL
      • Adds Run key to start application
      • Drops file in Program Files directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:612
      • C:\Users\Admin\AppData\Local\Temp\aSmEZBJr.exe
        "C:\Users\Admin\AppData\Local\Temp\aSmEZBJr.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:316
        • C:\Users\Admin\AppData\Local\Temp\aSmEZBJr.exe
          "C:\Users\Admin\AppData\Local\Temp\aSmEZBJr.exe"
          4⤵
          • Modifies firewall policy service
          • Modifies security service
          • Executes dropped EXE
          • Drops startup file
          • Windows security modification
          • Adds Run key to start application
          • Checks whether UAC is enabled
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • System policy modification
          PID:1544

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files (x86)\Google\WNaNqQqY.exe

    MD5

    0becfedf4d0b9ad5251aca33274a4cf4

    SHA1

    5d6faf04a6215b08988f289373f3b239d5878d06

    SHA256

    235b35c4574f4d28ac034e7fbd4827384f6243d591d1d1bd76e320905f5b0242

    SHA512

    0e835c83ff46c74acf6140bd434666ddffd2c0aa9875fc9899daff62b473ab98ee0947c226e9ffd8c4322b418574e9f5e2d2d32415b232667921c3db404dcd35

  • C:\Users\Admin\AppData\Local\Adobe\sCtBuMYv.exe

    MD5

    0becfedf4d0b9ad5251aca33274a4cf4

    SHA1

    5d6faf04a6215b08988f289373f3b239d5878d06

    SHA256

    235b35c4574f4d28ac034e7fbd4827384f6243d591d1d1bd76e320905f5b0242

    SHA512

    0e835c83ff46c74acf6140bd434666ddffd2c0aa9875fc9899daff62b473ab98ee0947c226e9ffd8c4322b418574e9f5e2d2d32415b232667921c3db404dcd35

  • C:\Users\Admin\AppData\Local\Temp\aSmEZBJr.exe

    MD5

    0becfedf4d0b9ad5251aca33274a4cf4

    SHA1

    5d6faf04a6215b08988f289373f3b239d5878d06

    SHA256

    235b35c4574f4d28ac034e7fbd4827384f6243d591d1d1bd76e320905f5b0242

    SHA512

    0e835c83ff46c74acf6140bd434666ddffd2c0aa9875fc9899daff62b473ab98ee0947c226e9ffd8c4322b418574e9f5e2d2d32415b232667921c3db404dcd35

  • C:\Users\Admin\AppData\Local\Temp\aSmEZBJr.exe

    MD5

    0becfedf4d0b9ad5251aca33274a4cf4

    SHA1

    5d6faf04a6215b08988f289373f3b239d5878d06

    SHA256

    235b35c4574f4d28ac034e7fbd4827384f6243d591d1d1bd76e320905f5b0242

    SHA512

    0e835c83ff46c74acf6140bd434666ddffd2c0aa9875fc9899daff62b473ab98ee0947c226e9ffd8c4322b418574e9f5e2d2d32415b232667921c3db404dcd35

  • C:\Users\Admin\AppData\Local\Temp\aSmEZBJr.exe

    MD5

    0becfedf4d0b9ad5251aca33274a4cf4

    SHA1

    5d6faf04a6215b08988f289373f3b239d5878d06

    SHA256

    235b35c4574f4d28ac034e7fbd4827384f6243d591d1d1bd76e320905f5b0242

    SHA512

    0e835c83ff46c74acf6140bd434666ddffd2c0aa9875fc9899daff62b473ab98ee0947c226e9ffd8c4322b418574e9f5e2d2d32415b232667921c3db404dcd35

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\EkWHQcsF.exe

    MD5

    0becfedf4d0b9ad5251aca33274a4cf4

    SHA1

    5d6faf04a6215b08988f289373f3b239d5878d06

    SHA256

    235b35c4574f4d28ac034e7fbd4827384f6243d591d1d1bd76e320905f5b0242

    SHA512

    0e835c83ff46c74acf6140bd434666ddffd2c0aa9875fc9899daff62b473ab98ee0947c226e9ffd8c4322b418574e9f5e2d2d32415b232667921c3db404dcd35

  • \Users\Admin\AppData\Local\Temp\aSmEZBJr.exe

    MD5

    0becfedf4d0b9ad5251aca33274a4cf4

    SHA1

    5d6faf04a6215b08988f289373f3b239d5878d06

    SHA256

    235b35c4574f4d28ac034e7fbd4827384f6243d591d1d1bd76e320905f5b0242

    SHA512

    0e835c83ff46c74acf6140bd434666ddffd2c0aa9875fc9899daff62b473ab98ee0947c226e9ffd8c4322b418574e9f5e2d2d32415b232667921c3db404dcd35

  • \Users\Admin\AppData\Local\Temp\aSmEZBJr.exe

    MD5

    0becfedf4d0b9ad5251aca33274a4cf4

    SHA1

    5d6faf04a6215b08988f289373f3b239d5878d06

    SHA256

    235b35c4574f4d28ac034e7fbd4827384f6243d591d1d1bd76e320905f5b0242

    SHA512

    0e835c83ff46c74acf6140bd434666ddffd2c0aa9875fc9899daff62b473ab98ee0947c226e9ffd8c4322b418574e9f5e2d2d32415b232667921c3db404dcd35

  • memory/316-5-0x0000000000000000-mapping.dmp

  • memory/612-3-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

  • memory/612-0-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

  • memory/612-2-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

  • memory/612-1-0x0000000000414B90-mapping.dmp

  • memory/1544-10-0x0000000000414B90-mapping.dmp