Analysis

  • max time kernel
    111s
  • max time network
    173s
  • platform
    windows7_x64
  • resource
    win7-20220718-en
  • resource tags

    arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system
  • submitted
    31-07-2022 11:05

General

  • Target

    PRD736382-310722-MOQ.exe

  • Size

    857KB

  • MD5

    9b050abfd10976b7ce7c3a5fcd77740a

  • SHA1

    34cd8c2507265bfe6e555fcbcf6e8d9813b125db

  • SHA256

    f6f9f7b0dda34e762db1c1d5362ad44638246bc1ff5832789177869d0e393203

  • SHA512

    a2c7a3717285fb121ed03e5e5c9b2ea8cbe8477103cd2c4ec66bb493515047d4cee48c47c88c246b86de8775da1aa6533fb2c86a7a9752d4045f5688447ee2d1

Malware Config

Extracted

Family

warzonerat

C2

toomuchego.ydns.eu:5200

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 10 IoCs
  • UAC bypass 3 TTPs 1 IoCs
  • WarzoneRat, AveMaria

    WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.

  • Windows security bypass 2 TTPs 1 IoCs
  • XpertRAT

    XpertRAT is a remote access trojan with various capabilities.

  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 9 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Windows security modification 2 TTPs 1 IoCs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PRD736382-310722-MOQ.exe
    "C:\Users\Admin\AppData\Local\Temp\PRD736382-310722-MOQ.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1016
    • C:\Users\Admin\AppData\Local\Temp\PRD736382-310722-MOQ.exe
      "{path}"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:880
      • C:\Users\Admin\AppData\Local\Temp\EGGMM.EXE
        "C:\Users\Admin\AppData\Local\Temp\EGGMM.EXE"
        3⤵
        • Executes dropped EXE
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:1684
      • C:\Users\Admin\AppData\Local\Temp\GUM.EXE
        "C:\Users\Admin\AppData\Local\Temp\GUM.EXE"
        3⤵
        • UAC bypass
        • Windows security bypass
        • Executes dropped EXE
        • Loads dropped DLL
        • Windows security modification
        • Checks whether UAC is enabled
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        • System policy modification
        PID:1172
        • C:\Program Files (x86)\Internet Explorer\iexplore.exe
          C:\Users\Admin\AppData\Local\Temp\GUM.EXE
          4⤵
          • Adds policy Run key to start application
          • Adds Run key to start application
          • Suspicious use of SetThreadContext
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1860
          • C:\Program Files (x86)\Internet Explorer\iexplore.exe
            /stext "C:\Users\Admin\AppData\Roaming\Y1F5W2I0-W6V4-G5S1-T8J1-U5Y8L0K337W4\wqqcemakw0.txt"
            5⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:1548
          • C:\Program Files (x86)\Internet Explorer\iexplore.exe
            /stext "C:\Users\Admin\AppData\Roaming\Y1F5W2I0-W6V4-G5S1-T8J1-U5Y8L0K337W4\wqqcemakw1.txt"
            5⤵
            • Accesses Microsoft Outlook accounts
            PID:824
          • C:\Program Files (x86)\Internet Explorer\iexplore.exe
            /stext "C:\Users\Admin\AppData\Roaming\Y1F5W2I0-W6V4-G5S1-T8J1-U5Y8L0K337W4\wqqcemakw2.txt"
            5⤵
              PID:1816
            • C:\Program Files (x86)\Internet Explorer\iexplore.exe
              /stext "C:\Users\Admin\AppData\Roaming\Y1F5W2I0-W6V4-G5S1-T8J1-U5Y8L0K337W4\wqqcemakw2.txt"
              5⤵
                PID:432
              • C:\Program Files (x86)\Internet Explorer\iexplore.exe
                /stext "C:\Users\Admin\AppData\Roaming\Y1F5W2I0-W6V4-G5S1-T8J1-U5Y8L0K337W4\wqqcemakw3.txt"
                5⤵
                  PID:1988
                • C:\Program Files (x86)\Internet Explorer\iexplore.exe
                  /stext "C:\Users\Admin\AppData\Roaming\Y1F5W2I0-W6V4-G5S1-T8J1-U5Y8L0K337W4\wqqcemakw4.txt"
                  5⤵
                    PID:1232
              • C:\Users\Admin\AppData\Local\Temp\WALL PAPER.EXE
                "C:\Users\Admin\AppData\Local\Temp\WALL PAPER.EXE"
                3⤵
                • Executes dropped EXE
                • Loads dropped DLL
                PID:864
                • C:\Windows\SysWOW64\cmd.exe
                  cmd.exe /c REG ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /f /v Load /t REG_SZ /d "C:\ProgramData\images.exe"
                  4⤵
                    PID:1340
                    • C:\Windows\SysWOW64\reg.exe
                      REG ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /f /v Load /t REG_SZ /d "C:\ProgramData\images.exe"
                      5⤵
                        PID:1464
                    • C:\ProgramData\images.exe
                      "C:\ProgramData\images.exe"
                      4⤵
                      • Executes dropped EXE
                      PID:952

              Network

              MITRE ATT&CK Matrix ATT&CK v6

              Persistence

              Registry Run Keys / Startup Folder

              2
              T1060

              Privilege Escalation

              Bypass User Account Control

              1
              T1088

              Defense Evasion

              Bypass User Account Control

              1
              T1088

              Disabling Security Tools

              3
              T1089

              Modify Registry

              6
              T1112

              Credential Access

              Credentials in Files

              3
              T1081

              Discovery

              System Information Discovery

              2
              T1082

              Collection

              Data from Local System

              3
              T1005

              Email Collection

              2
              T1114

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\ProgramData\images.exe
                Filesize

                152KB

                MD5

                d934bc77b8157ece0a3bbec1527cee9b

                SHA1

                841017a8d48040f1e0d593608c2506007ea9f997

                SHA256

                c6e161181e3f246471f546f84655f3de28e86860db5c449293a56efc17024aac

                SHA512

                5b3bfd6b2f2a7d7a70cd4d40b1fe74b7fc3945dc485f86d46230d19af050d91bc39d68494b9836bf8ebbd3151b3651c753d49d7072e85295e67be8dcc0043fc8

              • C:\Users\Admin\AppData\Local\Temp\EGGMM.EXE
                Filesize

                126KB

                MD5

                350dfc66657d2d9b2231bf8bfe33497b

                SHA1

                0fb28b28c416d21f1db2d54355e89fa8ec3e3324

                SHA256

                a2bb808321745ce0239b5a84c78a801644d903ce8a6ab87193337aaf2d01fc31

                SHA512

                635132ff935ea13048839d2c535d5abbae53c77d332df7c7628dbbb5db94ffc3b5be7820bb116da94433d6c814b5b4b6811bcc32b22cae3adffb086664e010e5

              • C:\Users\Admin\AppData\Local\Temp\EGGMM.EXE
                Filesize

                126KB

                MD5

                350dfc66657d2d9b2231bf8bfe33497b

                SHA1

                0fb28b28c416d21f1db2d54355e89fa8ec3e3324

                SHA256

                a2bb808321745ce0239b5a84c78a801644d903ce8a6ab87193337aaf2d01fc31

                SHA512

                635132ff935ea13048839d2c535d5abbae53c77d332df7c7628dbbb5db94ffc3b5be7820bb116da94433d6c814b5b4b6811bcc32b22cae3adffb086664e010e5

              • C:\Users\Admin\AppData\Local\Temp\GUM.EXE
                Filesize

                172KB

                MD5

                81912e3dd162ce7c96114a84d0d58b29

                SHA1

                2def8b1c48c9e550f57c9dab915c5232a7113d57

                SHA256

                f91cf396d6cc0e3803aa25fd0770e9a252196ae616e032e4880668c8ded74dc0

                SHA512

                893b3c4483d0a307cad24c73fce27bc4e02438439fc5b07d596146bdb92767e53e60642ff6264ce80891b10c0a7f2a3f5b397560a47ee6e1244d6e5e9a80f341

              • C:\Users\Admin\AppData\Local\Temp\GUM.EXE
                Filesize

                172KB

                MD5

                81912e3dd162ce7c96114a84d0d58b29

                SHA1

                2def8b1c48c9e550f57c9dab915c5232a7113d57

                SHA256

                f91cf396d6cc0e3803aa25fd0770e9a252196ae616e032e4880668c8ded74dc0

                SHA512

                893b3c4483d0a307cad24c73fce27bc4e02438439fc5b07d596146bdb92767e53e60642ff6264ce80891b10c0a7f2a3f5b397560a47ee6e1244d6e5e9a80f341

              • C:\Users\Admin\AppData\Local\Temp\WALL PAPER.EXE
                Filesize

                152KB

                MD5

                d934bc77b8157ece0a3bbec1527cee9b

                SHA1

                841017a8d48040f1e0d593608c2506007ea9f997

                SHA256

                c6e161181e3f246471f546f84655f3de28e86860db5c449293a56efc17024aac

                SHA512

                5b3bfd6b2f2a7d7a70cd4d40b1fe74b7fc3945dc485f86d46230d19af050d91bc39d68494b9836bf8ebbd3151b3651c753d49d7072e85295e67be8dcc0043fc8

              • C:\Users\Admin\AppData\Local\Temp\WALL PAPER.EXE
                Filesize

                152KB

                MD5

                d934bc77b8157ece0a3bbec1527cee9b

                SHA1

                841017a8d48040f1e0d593608c2506007ea9f997

                SHA256

                c6e161181e3f246471f546f84655f3de28e86860db5c449293a56efc17024aac

                SHA512

                5b3bfd6b2f2a7d7a70cd4d40b1fe74b7fc3945dc485f86d46230d19af050d91bc39d68494b9836bf8ebbd3151b3651c753d49d7072e85295e67be8dcc0043fc8

              • C:\Users\Admin\AppData\Roaming\Y1F5W2I0-W6V4-G5S1-T8J1-U5Y8L0K337W4\wqqcemakw2.txt
                Filesize

                2B

                MD5

                f3b25701fe362ec84616a93a45ce9998

                SHA1

                d62636d8caec13f04e28442a0a6fa1afeb024bbb

                SHA256

                b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

                SHA512

                98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

              • C:\Users\Admin\AppData\Roaming\Y1F5W2I0-W6V4-G5S1-T8J1-U5Y8L0K337W4\wqqcemakw4.txt
                Filesize

                2B

                MD5

                f3b25701fe362ec84616a93a45ce9998

                SHA1

                d62636d8caec13f04e28442a0a6fa1afeb024bbb

                SHA256

                b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

                SHA512

                98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

              • \ProgramData\images.exe
                Filesize

                152KB

                MD5

                d934bc77b8157ece0a3bbec1527cee9b

                SHA1

                841017a8d48040f1e0d593608c2506007ea9f997

                SHA256

                c6e161181e3f246471f546f84655f3de28e86860db5c449293a56efc17024aac

                SHA512

                5b3bfd6b2f2a7d7a70cd4d40b1fe74b7fc3945dc485f86d46230d19af050d91bc39d68494b9836bf8ebbd3151b3651c753d49d7072e85295e67be8dcc0043fc8

              • \ProgramData\images.exe
                Filesize

                152KB

                MD5

                d934bc77b8157ece0a3bbec1527cee9b

                SHA1

                841017a8d48040f1e0d593608c2506007ea9f997

                SHA256

                c6e161181e3f246471f546f84655f3de28e86860db5c449293a56efc17024aac

                SHA512

                5b3bfd6b2f2a7d7a70cd4d40b1fe74b7fc3945dc485f86d46230d19af050d91bc39d68494b9836bf8ebbd3151b3651c753d49d7072e85295e67be8dcc0043fc8

              • \Users\Admin\AppData\Local\Temp\EGGMM.EXE
                Filesize

                126KB

                MD5

                350dfc66657d2d9b2231bf8bfe33497b

                SHA1

                0fb28b28c416d21f1db2d54355e89fa8ec3e3324

                SHA256

                a2bb808321745ce0239b5a84c78a801644d903ce8a6ab87193337aaf2d01fc31

                SHA512

                635132ff935ea13048839d2c535d5abbae53c77d332df7c7628dbbb5db94ffc3b5be7820bb116da94433d6c814b5b4b6811bcc32b22cae3adffb086664e010e5

              • \Users\Admin\AppData\Local\Temp\GUM.EXE
                Filesize

                172KB

                MD5

                81912e3dd162ce7c96114a84d0d58b29

                SHA1

                2def8b1c48c9e550f57c9dab915c5232a7113d57

                SHA256

                f91cf396d6cc0e3803aa25fd0770e9a252196ae616e032e4880668c8ded74dc0

                SHA512

                893b3c4483d0a307cad24c73fce27bc4e02438439fc5b07d596146bdb92767e53e60642ff6264ce80891b10c0a7f2a3f5b397560a47ee6e1244d6e5e9a80f341

              • \Users\Admin\AppData\Local\Temp\GUM.EXE
                Filesize

                172KB

                MD5

                81912e3dd162ce7c96114a84d0d58b29

                SHA1

                2def8b1c48c9e550f57c9dab915c5232a7113d57

                SHA256

                f91cf396d6cc0e3803aa25fd0770e9a252196ae616e032e4880668c8ded74dc0

                SHA512

                893b3c4483d0a307cad24c73fce27bc4e02438439fc5b07d596146bdb92767e53e60642ff6264ce80891b10c0a7f2a3f5b397560a47ee6e1244d6e5e9a80f341

              • \Users\Admin\AppData\Local\Temp\GUM.EXE
                Filesize

                172KB

                MD5

                81912e3dd162ce7c96114a84d0d58b29

                SHA1

                2def8b1c48c9e550f57c9dab915c5232a7113d57

                SHA256

                f91cf396d6cc0e3803aa25fd0770e9a252196ae616e032e4880668c8ded74dc0

                SHA512

                893b3c4483d0a307cad24c73fce27bc4e02438439fc5b07d596146bdb92767e53e60642ff6264ce80891b10c0a7f2a3f5b397560a47ee6e1244d6e5e9a80f341

              • \Users\Admin\AppData\Local\Temp\GUM.EXE
                Filesize

                172KB

                MD5

                81912e3dd162ce7c96114a84d0d58b29

                SHA1

                2def8b1c48c9e550f57c9dab915c5232a7113d57

                SHA256

                f91cf396d6cc0e3803aa25fd0770e9a252196ae616e032e4880668c8ded74dc0

                SHA512

                893b3c4483d0a307cad24c73fce27bc4e02438439fc5b07d596146bdb92767e53e60642ff6264ce80891b10c0a7f2a3f5b397560a47ee6e1244d6e5e9a80f341

              • \Users\Admin\AppData\Local\Temp\WALL PAPER.EXE
                Filesize

                152KB

                MD5

                d934bc77b8157ece0a3bbec1527cee9b

                SHA1

                841017a8d48040f1e0d593608c2506007ea9f997

                SHA256

                c6e161181e3f246471f546f84655f3de28e86860db5c449293a56efc17024aac

                SHA512

                5b3bfd6b2f2a7d7a70cd4d40b1fe74b7fc3945dc485f86d46230d19af050d91bc39d68494b9836bf8ebbd3151b3651c753d49d7072e85295e67be8dcc0043fc8

              • \Users\Admin\AppData\Local\Temp\WALL PAPER.EXE
                Filesize

                152KB

                MD5

                d934bc77b8157ece0a3bbec1527cee9b

                SHA1

                841017a8d48040f1e0d593608c2506007ea9f997

                SHA256

                c6e161181e3f246471f546f84655f3de28e86860db5c449293a56efc17024aac

                SHA512

                5b3bfd6b2f2a7d7a70cd4d40b1fe74b7fc3945dc485f86d46230d19af050d91bc39d68494b9836bf8ebbd3151b3651c753d49d7072e85295e67be8dcc0043fc8

              • memory/864-86-0x0000000000000000-mapping.dmp
              • memory/880-88-0x0000000000400000-0x0000000000482000-memory.dmp
                Filesize

                520KB

              • memory/880-62-0x0000000000400000-0x0000000000482000-memory.dmp
                Filesize

                520KB

              • memory/880-80-0x0000000000400000-0x0000000000482000-memory.dmp
                Filesize

                520KB

              • memory/880-67-0x0000000000400000-0x0000000000482000-memory.dmp
                Filesize

                520KB

              • memory/880-70-0x0000000000403248-mapping.dmp
              • memory/880-69-0x0000000000400000-0x0000000000482000-memory.dmp
                Filesize

                520KB

              • memory/880-65-0x0000000000400000-0x0000000000482000-memory.dmp
                Filesize

                520KB

              • memory/880-59-0x0000000000400000-0x0000000000482000-memory.dmp
                Filesize

                520KB

              • memory/880-64-0x0000000000400000-0x0000000000482000-memory.dmp
                Filesize

                520KB

              • memory/880-73-0x0000000000400000-0x0000000000482000-memory.dmp
                Filesize

                520KB

              • memory/880-60-0x0000000000400000-0x0000000000482000-memory.dmp
                Filesize

                520KB

              • memory/952-103-0x0000000000000000-mapping.dmp
              • memory/1016-57-0x0000000005DA0000-0x0000000005E52000-memory.dmp
                Filesize

                712KB

              • memory/1016-54-0x0000000000E70000-0x0000000000F4C000-memory.dmp
                Filesize

                880KB

              • memory/1016-58-0x0000000007E80000-0x0000000007F04000-memory.dmp
                Filesize

                528KB

              • memory/1016-56-0x0000000000380000-0x000000000038A000-memory.dmp
                Filesize

                40KB

              • memory/1016-55-0x0000000075D51000-0x0000000075D53000-memory.dmp
                Filesize

                8KB

              • memory/1172-81-0x0000000000000000-mapping.dmp
              • memory/1340-100-0x0000000000000000-mapping.dmp
              • memory/1464-105-0x0000000000000000-mapping.dmp
              • memory/1684-75-0x0000000000000000-mapping.dmp
              • memory/1684-78-0x00000000013D0000-0x00000000013F6000-memory.dmp
                Filesize

                152KB