Analysis

  • max time kernel
    151s
  • max time network
    156s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    26-09-2023 13:55

General

  • Target

    bawo.exe

  • Size

    7.8MB

  • MD5

    b8d03a02e654dfc840f21297b8dc99b2

  • SHA1

    615aced62a15e9a1733bfb2c390ba83f024bbbd7

  • SHA256

    40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef

  • SHA512

    5f9b459df94dac7dc17f90a8dc53d968c3c0e2fc5c41b107ece1683621ef887d8f01abeec04ec0d9beb87fd11c54f39d71c7ec5c2502ec1db68ffacd018c4194

  • SSDEEP

    196608:KUYuomDLdUgXNjeOoUoB/mZMnsDJKB4o+uBxKd8c:TzoQLd0O6B7c0BTLjbc

Score
10/10

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

bitnow7005.duckdns.org:7005

Attributes
  • communication_password

    827ccb0eea8a706c4c34a16891f84e7b

  • tor_process

    tor

Signatures

  • BitRAT

    BitRAT is a remote access tool written in C++ and uses leaked source code from other families.

  • Executes dropped EXE 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Creates scheduled task(s) 1 TTPs 3 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bawo.exe
    "C:\Users\Admin\AppData\Local\Temp\bawo.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2984
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2624
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"
      2⤵
        PID:2552
      • C:\Windows\SysWOW64\cmd.exe
        "cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\bawo.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
        2⤵
          PID:2024
        • C:\Windows\SysWOW64\cmd.exe
          "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:2580
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
            3⤵
            • Creates scheduled task(s)
            PID:2400
      • C:\Windows\system32\taskeng.exe
        taskeng.exe {FFD072CA-BE72-4056-84F2-9168AAC0DB20} S-1-5-21-86725733-3001458681-3405935542-1000:ZWKQHIWB\Admin:Interactive:[1]
        1⤵
        • Suspicious use of WriteProcessMemory
        PID:820
        • C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
          C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
          2⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious use of WriteProcessMemory
          PID:2492
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
            3⤵
              PID:1508
            • C:\Windows\SysWOW64\cmd.exe
              "cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"
              3⤵
                PID:2056
              • C:\Windows\SysWOW64\cmd.exe
                "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
                3⤵
                • Suspicious use of WriteProcessMemory
                PID:1900
                • C:\Windows\SysWOW64\schtasks.exe
                  schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
                  4⤵
                  • Creates scheduled task(s)
                  PID:2028
              • C:\Windows\SysWOW64\cmd.exe
                "cmd" /c copy "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
                3⤵
                  PID:2584
              • C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
                C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
                2⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                PID:1944
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                  3⤵
                  • Suspicious use of NtSetInformationThreadHideFromDebugger
                  • Suspicious use of AdjustPrivilegeToken
                  PID:1300
                • C:\Windows\SysWOW64\cmd.exe
                  "cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"
                  3⤵
                    PID:2648
                  • C:\Windows\SysWOW64\cmd.exe
                    "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
                    3⤵
                      PID:956
                      • C:\Windows\SysWOW64\schtasks.exe
                        schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
                        4⤵
                        • Creates scheduled task(s)
                        PID:1780
                    • C:\Windows\SysWOW64\cmd.exe
                      "cmd" /c copy "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
                      3⤵
                        PID:1576

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

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                  Downloads

                  • C:\Users\Admin\AppData\Roaming\svchost\svchost.exe

                    Filesize

                    7.8MB

                    MD5

                    b8d03a02e654dfc840f21297b8dc99b2

                    SHA1

                    615aced62a15e9a1733bfb2c390ba83f024bbbd7

                    SHA256

                    40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef

                    SHA512

                    5f9b459df94dac7dc17f90a8dc53d968c3c0e2fc5c41b107ece1683621ef887d8f01abeec04ec0d9beb87fd11c54f39d71c7ec5c2502ec1db68ffacd018c4194

                  • C:\Users\Admin\AppData\Roaming\svchost\svchost.exe

                    Filesize

                    7.8MB

                    MD5

                    b8d03a02e654dfc840f21297b8dc99b2

                    SHA1

                    615aced62a15e9a1733bfb2c390ba83f024bbbd7

                    SHA256

                    40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef

                    SHA512

                    5f9b459df94dac7dc17f90a8dc53d968c3c0e2fc5c41b107ece1683621ef887d8f01abeec04ec0d9beb87fd11c54f39d71c7ec5c2502ec1db68ffacd018c4194

                  • C:\Users\Admin\AppData\Roaming\svchost\svchost.exe

                    Filesize

                    7.8MB

                    MD5

                    b8d03a02e654dfc840f21297b8dc99b2

                    SHA1

                    615aced62a15e9a1733bfb2c390ba83f024bbbd7

                    SHA256

                    40f3e277da7a04b58913ba390827cfd51b318f40768c58f81361b832096ce1ef

                    SHA512

                    5f9b459df94dac7dc17f90a8dc53d968c3c0e2fc5c41b107ece1683621ef887d8f01abeec04ec0d9beb87fd11c54f39d71c7ec5c2502ec1db68ffacd018c4194

                  • memory/1944-102-0x0000000073230000-0x000000007391E000-memory.dmp

                    Filesize

                    6.9MB

                  • memory/1944-104-0x0000000000500000-0x0000000000540000-memory.dmp

                    Filesize

                    256KB

                  • memory/1944-103-0x0000000000E20000-0x00000000015E6000-memory.dmp

                    Filesize

                    7.8MB

                  • memory/1944-109-0x0000000073230000-0x000000007391E000-memory.dmp

                    Filesize

                    6.9MB

                  • memory/1944-110-0x0000000000500000-0x0000000000540000-memory.dmp

                    Filesize

                    256KB

                  • memory/1944-151-0x0000000073230000-0x000000007391E000-memory.dmp

                    Filesize

                    6.9MB

                  • memory/2492-88-0x0000000073920000-0x000000007400E000-memory.dmp

                    Filesize

                    6.9MB

                  • memory/2492-65-0x0000000005370000-0x00000000053B0000-memory.dmp

                    Filesize

                    256KB

                  • memory/2492-64-0x0000000073920000-0x000000007400E000-memory.dmp

                    Filesize

                    6.9MB

                  • memory/2492-54-0x0000000000E20000-0x00000000015E6000-memory.dmp

                    Filesize

                    7.8MB

                  • memory/2492-55-0x0000000005370000-0x00000000053B0000-memory.dmp

                    Filesize

                    256KB

                  • memory/2492-53-0x0000000073920000-0x000000007400E000-memory.dmp

                    Filesize

                    6.9MB

                  • memory/2624-42-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-50-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-22-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-24-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-26-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-28-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-30-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-32-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-34-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-36-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-37-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-38-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-39-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-40-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-41-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-6-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-43-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-44-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-45-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-46-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-47-0x0000000000140000-0x000000000014A000-memory.dmp

                    Filesize

                    40KB

                  • memory/2624-48-0x0000000000140000-0x000000000014A000-memory.dmp

                    Filesize

                    40KB

                  • memory/2624-49-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-7-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-8-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-9-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-10-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-11-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-12-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-56-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-58-0x0000000000140000-0x000000000014A000-memory.dmp

                    Filesize

                    40KB

                  • memory/2624-59-0x0000000000140000-0x000000000014A000-memory.dmp

                    Filesize

                    40KB

                  • memory/2624-60-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-61-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-62-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-17-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-15-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-68-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-72-0x0000000000400000-0x00000000007CE000-memory.dmp

                    Filesize

                    3.8MB

                  • memory/2624-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

                    Filesize

                    4KB

                  • memory/2984-0-0x0000000074B90000-0x000000007527E000-memory.dmp

                    Filesize

                    6.9MB

                  • memory/2984-2-0x00000000050A0000-0x00000000050E0000-memory.dmp

                    Filesize

                    256KB

                  • memory/2984-1-0x0000000000A80000-0x0000000001246000-memory.dmp

                    Filesize

                    7.8MB

                  • memory/2984-3-0x0000000074B90000-0x000000007527E000-memory.dmp

                    Filesize

                    6.9MB

                  • memory/2984-4-0x00000000050A0000-0x00000000050E0000-memory.dmp

                    Filesize

                    256KB

                  • memory/2984-5-0x00000000070F0000-0x000000000787A000-memory.dmp

                    Filesize

                    7.5MB

                  • memory/2984-18-0x0000000074B90000-0x000000007527E000-memory.dmp

                    Filesize

                    6.9MB