Analysis

  • max time kernel
    251s
  • max time network
    362s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 09:14

General

  • Target

    9394f0dd862575ee8d12e309dc780e0369088cd4d36205445c3bd272471d78da.exe

  • Size

    585KB

  • MD5

    db1b2bff6a8f8a2705e9c19f1410659a

  • SHA1

    b9463c65d7e27f044cad8cfeb8093117ea5e5ced

  • SHA256

    9394f0dd862575ee8d12e309dc780e0369088cd4d36205445c3bd272471d78da

  • SHA512

    c08b0adcb45d263bcefe5ce430f3d14a21a1f5e9997248ebe6daf966b1e39017cf93ef54a0b35015233cbf81157e5a0f74de6bf8639fcab180de58e592c9c4a1

  • SSDEEP

    12288:+UGbKWcwK60aqeSdVTTYy1xCIkc+LEiSQ/z13eD3eV:KbKzwK60aMVHYy1xJkcPiSQb1SS

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1152
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1252
      • C:\Users\Admin\AppData\Local\Temp\9394f0dd862575ee8d12e309dc780e0369088cd4d36205445c3bd272471d78da.exe
        "C:\Users\Admin\AppData\Local\Temp\9394f0dd862575ee8d12e309dc780e0369088cd4d36205445c3bd272471d78da.exe"
        1⤵
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1144
        • C:\Users\Admin\AppData\Local\Temp\9394f0dd862575ee8d12e309dc780e0369088cd4d36205445c3bd272471d78da.EXE
          "C:\Users\Admin\AppData\Local\Temp\9394f0dd862575ee8d12e309dc780e0369088cd4d36205445c3bd272471d78da.EXE"
          2⤵
          • Loads dropped DLL
          • Modifies Internet Explorer settings
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:780
          • C:\Users\Admin\AppData\Roaming\Muwu\mupy.exe
            "C:\Users\Admin\AppData\Roaming\Muwu\mupy.exe"
            3⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:696
            • C:\Users\Admin\AppData\Roaming\Muwu\mupy.EXE
              "C:\Users\Admin\AppData\Roaming\Muwu\mupy.EXE"
              4⤵
              • Executes dropped EXE
              • Adds Run key to start application
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of WriteProcessMemory
              PID:1340
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmpff24fff6.bat"
            3⤵
            • Deletes itself
            PID:1792
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1312
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:672
          • C:\Windows\system32\DllHost.exe
            C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
            1⤵
              PID:2008
            • C:\Windows\system32\DllHost.exe
              C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
              1⤵
                PID:1660
              • C:\Windows\system32\DllHost.exe
                C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
                1⤵
                  PID:1612

                Network

                MITRE ATT&CK Matrix ATT&CK v6

                Persistence

                Registry Run Keys / Startup Folder

                1
                T1060

                Defense Evasion

                Modify Registry

                2
                T1112

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • C:\Users\Admin\AppData\Local\Temp\tmpff24fff6.bat
                  Filesize

                  307B

                  MD5

                  3e150d892b97855b29783bf36778b18e

                  SHA1

                  b368efa99b3848086b447b766dc0631cc8b09a4e

                  SHA256

                  cd41cc9e1204e29befa0bfa89291a90811352a0a5a3d7a09657583db4a5ff792

                  SHA512

                  01799fb2510eacd3657518ea3f972899c03043c5bc15d24358d05d12ca99bfc0d031256035d9a29b998dcf517a258f9b06ff2db2c810712416cb7a0802541bf3

                • C:\Users\Admin\AppData\Roaming\Muwu\mupy.EXE
                  Filesize

                  585KB

                  MD5

                  c5010258c34088f90c89db5795716edb

                  SHA1

                  e86a54c0926da15f8f41b362890cd7b6b83647a4

                  SHA256

                  ed2de9163b01f786de4aec705fead3401c982b5cf936a8dfeae1f8e2aa1836aa

                  SHA512

                  e91a6b11e45cb4ed7480619ad3e14cc50210b490b110010d3a3bcb2f4410fac51838b6c39b1903d3922b63ddc922abbb54c387fdd4dd3f0ec3efb814d6323a77

                • C:\Users\Admin\AppData\Roaming\Muwu\mupy.exe
                  Filesize

                  585KB

                  MD5

                  c5010258c34088f90c89db5795716edb

                  SHA1

                  e86a54c0926da15f8f41b362890cd7b6b83647a4

                  SHA256

                  ed2de9163b01f786de4aec705fead3401c982b5cf936a8dfeae1f8e2aa1836aa

                  SHA512

                  e91a6b11e45cb4ed7480619ad3e14cc50210b490b110010d3a3bcb2f4410fac51838b6c39b1903d3922b63ddc922abbb54c387fdd4dd3f0ec3efb814d6323a77

                • C:\Users\Admin\AppData\Roaming\Muwu\mupy.exe
                  Filesize

                  585KB

                  MD5

                  c5010258c34088f90c89db5795716edb

                  SHA1

                  e86a54c0926da15f8f41b362890cd7b6b83647a4

                  SHA256

                  ed2de9163b01f786de4aec705fead3401c982b5cf936a8dfeae1f8e2aa1836aa

                  SHA512

                  e91a6b11e45cb4ed7480619ad3e14cc50210b490b110010d3a3bcb2f4410fac51838b6c39b1903d3922b63ddc922abbb54c387fdd4dd3f0ec3efb814d6323a77

                • \Users\Admin\AppData\Roaming\Muwu\mupy.exe
                  Filesize

                  585KB

                  MD5

                  c5010258c34088f90c89db5795716edb

                  SHA1

                  e86a54c0926da15f8f41b362890cd7b6b83647a4

                  SHA256

                  ed2de9163b01f786de4aec705fead3401c982b5cf936a8dfeae1f8e2aa1836aa

                  SHA512

                  e91a6b11e45cb4ed7480619ad3e14cc50210b490b110010d3a3bcb2f4410fac51838b6c39b1903d3922b63ddc922abbb54c387fdd4dd3f0ec3efb814d6323a77

                • \Users\Admin\AppData\Roaming\Muwu\mupy.exe
                  Filesize

                  585KB

                  MD5

                  c5010258c34088f90c89db5795716edb

                  SHA1

                  e86a54c0926da15f8f41b362890cd7b6b83647a4

                  SHA256

                  ed2de9163b01f786de4aec705fead3401c982b5cf936a8dfeae1f8e2aa1836aa

                  SHA512

                  e91a6b11e45cb4ed7480619ad3e14cc50210b490b110010d3a3bcb2f4410fac51838b6c39b1903d3922b63ddc922abbb54c387fdd4dd3f0ec3efb814d6323a77

                • memory/696-69-0x0000000000000000-mapping.dmp
                • memory/780-118-0x0000000000300000-0x000000000033B000-memory.dmp
                  Filesize

                  236KB

                • memory/780-130-0x0000000000300000-0x000000000033B000-memory.dmp
                  Filesize

                  236KB

                • memory/780-63-0x000000000042B055-mapping.dmp
                • memory/780-65-0x0000000076201000-0x0000000076203000-memory.dmp
                  Filesize

                  8KB

                • memory/780-62-0x0000000000400000-0x000000000043B000-memory.dmp
                  Filesize

                  236KB

                • memory/780-73-0x0000000000400000-0x000000000043B000-memory.dmp
                  Filesize

                  236KB

                • memory/780-60-0x0000000000400000-0x000000000043B000-memory.dmp
                  Filesize

                  236KB

                • memory/780-57-0x0000000000400000-0x000000000043B000-memory.dmp
                  Filesize

                  236KB

                • memory/780-59-0x0000000000400000-0x000000000043B000-memory.dmp
                  Filesize

                  236KB

                • memory/780-228-0x0000000000300000-0x000000000033B000-memory.dmp
                  Filesize

                  236KB

                • memory/780-227-0x0000000000400000-0x000000000043B000-memory.dmp
                  Filesize

                  236KB

                • memory/780-66-0x0000000000400000-0x000000000043B000-memory.dmp
                  Filesize

                  236KB

                • memory/780-132-0x0000000000300000-0x000000000033B000-memory.dmp
                  Filesize

                  236KB

                • memory/780-111-0x0000000000300000-0x000000000033B000-memory.dmp
                  Filesize

                  236KB

                • memory/780-128-0x0000000000300000-0x000000000033B000-memory.dmp
                  Filesize

                  236KB

                • memory/780-126-0x0000000000300000-0x000000000033B000-memory.dmp
                  Filesize

                  236KB

                • memory/780-124-0x0000000000300000-0x000000000033B000-memory.dmp
                  Filesize

                  236KB

                • memory/780-122-0x0000000000300000-0x000000000033B000-memory.dmp
                  Filesize

                  236KB

                • memory/780-120-0x0000000000300000-0x000000000033B000-memory.dmp
                  Filesize

                  236KB

                • memory/780-56-0x0000000000400000-0x000000000043B000-memory.dmp
                  Filesize

                  236KB

                • memory/780-115-0x0000000000300000-0x000000000033B000-memory.dmp
                  Filesize

                  236KB

                • memory/780-113-0x0000000000300000-0x000000000033B000-memory.dmp
                  Filesize

                  236KB

                • memory/780-107-0x0000000000300000-0x000000000033B000-memory.dmp
                  Filesize

                  236KB

                • memory/780-108-0x0000000000300000-0x000000000033B000-memory.dmp
                  Filesize

                  236KB

                • memory/780-109-0x0000000000300000-0x000000000033B000-memory.dmp
                  Filesize

                  236KB

                • memory/780-110-0x0000000000300000-0x000000000033B000-memory.dmp
                  Filesize

                  236KB

                • memory/1152-90-0x00000000004A0000-0x00000000004DB000-memory.dmp
                  Filesize

                  236KB

                • memory/1152-92-0x00000000004A0000-0x00000000004DB000-memory.dmp
                  Filesize

                  236KB

                • memory/1152-89-0x00000000004A0000-0x00000000004DB000-memory.dmp
                  Filesize

                  236KB

                • memory/1152-91-0x00000000004A0000-0x00000000004DB000-memory.dmp
                  Filesize

                  236KB

                • memory/1252-96-0x0000000000120000-0x000000000015B000-memory.dmp
                  Filesize

                  236KB

                • memory/1252-97-0x0000000000120000-0x000000000015B000-memory.dmp
                  Filesize

                  236KB

                • memory/1252-98-0x0000000000120000-0x000000000015B000-memory.dmp
                  Filesize

                  236KB

                • memory/1252-95-0x0000000000120000-0x000000000015B000-memory.dmp
                  Filesize

                  236KB

                • memory/1312-104-0x0000000002980000-0x00000000029BB000-memory.dmp
                  Filesize

                  236KB

                • memory/1312-101-0x0000000002980000-0x00000000029BB000-memory.dmp
                  Filesize

                  236KB

                • memory/1312-102-0x0000000002980000-0x00000000029BB000-memory.dmp
                  Filesize

                  236KB

                • memory/1312-103-0x0000000002980000-0x00000000029BB000-memory.dmp
                  Filesize

                  236KB

                • memory/1340-86-0x0000000000400000-0x000000000043B000-memory.dmp
                  Filesize

                  236KB

                • memory/1340-82-0x000000000042B055-mapping.dmp
                • memory/1340-231-0x0000000000400000-0x000000000043B000-memory.dmp
                  Filesize

                  236KB

                • memory/1792-225-0x0000000000000000-mapping.dmp