Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-02-2023 13:40

General

  • Target

    PURCHASE ORDER RFQ_CF-170419S3_.exe

  • Size

    1.1MB

  • MD5

    10e0c2c544c56f8bb1deb536590606ff

  • SHA1

    99a8d3a2bc97c8941d0c78bb655e2d57244706f4

  • SHA256

    77b7607e09f39f64d606008da2c8009faf892f625843e3db0dff4ac304edba8d

  • SHA512

    3fed3afdc39e4635bc9fb6a2525e4850c00d882b15dc8fd218c64d4df1ad4e358564cf3e13f7909aa96c0afcca1c3e48245b83e91b83fa69dd578c98b409f1ea

  • SSDEEP

    24576:LCMmK3Aw7NM0AiSYLaTm4W0hZEd3/2dhJgM9bObUtv:LC+7q0tqT5No6wMl8Ut

Malware Config

Signatures

  • Imminent RAT

    Remote-access trojan based on Imminent Monitor remote admin software.

  • Executes dropped EXE 6 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Suspicious use of SetThreadContext 7 IoCs
  • Drops file in Windows directory 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 59 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER RFQ_CF-170419S3_.exe
    "C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER RFQ_CF-170419S3_.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3760
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe"
      2⤵
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3552
    • C:\Users\Admin\AppData\Local\Temp\VQwinup.exe
      C:\Users\Admin\AppData\Local\Temp\VQwinup.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3376
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe
        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe"
        3⤵
          PID:420
        • C:\Users\Admin\AppData\Local\Temp\VQwinup.exe
          C:\Users\Admin\AppData\Local\Temp\VQwinup.exe
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:3488
          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe
            "C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe"
            4⤵
              PID:3880
            • C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe
              "C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe"
              4⤵
                PID:1908
              • C:\Users\Admin\AppData\Local\Temp\VQwinup.exe
                C:\Users\Admin\AppData\Local\Temp\VQwinup.exe
                4⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of WriteProcessMemory
                PID:1744
                • C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe
                  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe"
                  5⤵
                    PID:3068
                  • C:\Users\Admin\AppData\Local\Temp\VQwinup.exe
                    C:\Users\Admin\AppData\Local\Temp\VQwinup.exe
                    5⤵
                    • Executes dropped EXE
                    • Suspicious use of SetThreadContext
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of WriteProcessMemory
                    PID:1328
                    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe
                      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe"
                      6⤵
                        PID:1892
                      • C:\Users\Admin\AppData\Local\Temp\VQwinup.exe
                        C:\Users\Admin\AppData\Local\Temp\VQwinup.exe
                        6⤵
                        • Executes dropped EXE
                        • Suspicious use of SetThreadContext
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of WriteProcessMemory
                        PID:3592
                        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe
                          "C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe"
                          7⤵
                            PID:2644
                          • C:\Users\Admin\AppData\Local\Temp\VQwinup.exe
                            C:\Users\Admin\AppData\Local\Temp\VQwinup.exe
                            7⤵
                            • Executes dropped EXE
                            • Suspicious use of SetThreadContext
                            • Suspicious behavior: EnumeratesProcesses
                            • Suspicious use of WriteProcessMemory
                            PID:2040
                            • C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe
                              "C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe"
                              8⤵
                                PID:4416
                              • C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe
                                "C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe"
                                8⤵
                                  PID:1768

                  Network

                  MITRE ATT&CK Enterprise v6

                  Replay Monitor

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                  Downloads

                  • C:\TYboDhwl\VQHHtUoO.exe

                    Filesize

                    1.1MB

                    MD5

                    10e0c2c544c56f8bb1deb536590606ff

                    SHA1

                    99a8d3a2bc97c8941d0c78bb655e2d57244706f4

                    SHA256

                    77b7607e09f39f64d606008da2c8009faf892f625843e3db0dff4ac304edba8d

                    SHA512

                    3fed3afdc39e4635bc9fb6a2525e4850c00d882b15dc8fd218c64d4df1ad4e358564cf3e13f7909aa96c0afcca1c3e48245b83e91b83fa69dd578c98b409f1ea

                  • C:\TYboDhwl\VQHHtUoO.exe

                    Filesize

                    1.1MB

                    MD5

                    10e0c2c544c56f8bb1deb536590606ff

                    SHA1

                    99a8d3a2bc97c8941d0c78bb655e2d57244706f4

                    SHA256

                    77b7607e09f39f64d606008da2c8009faf892f625843e3db0dff4ac304edba8d

                    SHA512

                    3fed3afdc39e4635bc9fb6a2525e4850c00d882b15dc8fd218c64d4df1ad4e358564cf3e13f7909aa96c0afcca1c3e48245b83e91b83fa69dd578c98b409f1ea

                  • C:\TYboDhwl\VQHHtUoO.exe

                    Filesize

                    1.1MB

                    MD5

                    10e0c2c544c56f8bb1deb536590606ff

                    SHA1

                    99a8d3a2bc97c8941d0c78bb655e2d57244706f4

                    SHA256

                    77b7607e09f39f64d606008da2c8009faf892f625843e3db0dff4ac304edba8d

                    SHA512

                    3fed3afdc39e4635bc9fb6a2525e4850c00d882b15dc8fd218c64d4df1ad4e358564cf3e13f7909aa96c0afcca1c3e48245b83e91b83fa69dd578c98b409f1ea

                  • C:\TYboDhwl\VQHHtUoO.exe

                    Filesize

                    1.1MB

                    MD5

                    10e0c2c544c56f8bb1deb536590606ff

                    SHA1

                    99a8d3a2bc97c8941d0c78bb655e2d57244706f4

                    SHA256

                    77b7607e09f39f64d606008da2c8009faf892f625843e3db0dff4ac304edba8d

                    SHA512

                    3fed3afdc39e4635bc9fb6a2525e4850c00d882b15dc8fd218c64d4df1ad4e358564cf3e13f7909aa96c0afcca1c3e48245b83e91b83fa69dd578c98b409f1ea

                  • C:\TYboDhwl\VQHHtUoO.exe

                    Filesize

                    1.1MB

                    MD5

                    10e0c2c544c56f8bb1deb536590606ff

                    SHA1

                    99a8d3a2bc97c8941d0c78bb655e2d57244706f4

                    SHA256

                    77b7607e09f39f64d606008da2c8009faf892f625843e3db0dff4ac304edba8d

                    SHA512

                    3fed3afdc39e4635bc9fb6a2525e4850c00d882b15dc8fd218c64d4df1ad4e358564cf3e13f7909aa96c0afcca1c3e48245b83e91b83fa69dd578c98b409f1ea

                  • C:\TYboDhwl\VQHHtUoO.exe

                    Filesize

                    1.1MB

                    MD5

                    10e0c2c544c56f8bb1deb536590606ff

                    SHA1

                    99a8d3a2bc97c8941d0c78bb655e2d57244706f4

                    SHA256

                    77b7607e09f39f64d606008da2c8009faf892f625843e3db0dff4ac304edba8d

                    SHA512

                    3fed3afdc39e4635bc9fb6a2525e4850c00d882b15dc8fd218c64d4df1ad4e358564cf3e13f7909aa96c0afcca1c3e48245b83e91b83fa69dd578c98b409f1ea

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

                    Filesize

                    319B

                    MD5

                    824ba7b7eed8b900a98dd25129c4cd83

                    SHA1

                    54478770b2158000ef365591d42977cb854453a1

                    SHA256

                    d182dd648c92e41cd62dccc65f130c07f0a96c03b32f907c3d1218e9aa5bda03

                    SHA512

                    ae4f3a9673711ecb6cc5d06874c587341d5094803923b53b6e982278fa64549d7acf866de165e23750facd55da556b6794c0d32f129f4087529c73acd4ffb11e

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

                    Filesize

                    1.1MB

                    MD5

                    10e0c2c544c56f8bb1deb536590606ff

                    SHA1

                    99a8d3a2bc97c8941d0c78bb655e2d57244706f4

                    SHA256

                    77b7607e09f39f64d606008da2c8009faf892f625843e3db0dff4ac304edba8d

                    SHA512

                    3fed3afdc39e4635bc9fb6a2525e4850c00d882b15dc8fd218c64d4df1ad4e358564cf3e13f7909aa96c0afcca1c3e48245b83e91b83fa69dd578c98b409f1ea

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

                    Filesize

                    1.1MB

                    MD5

                    10e0c2c544c56f8bb1deb536590606ff

                    SHA1

                    99a8d3a2bc97c8941d0c78bb655e2d57244706f4

                    SHA256

                    77b7607e09f39f64d606008da2c8009faf892f625843e3db0dff4ac304edba8d

                    SHA512

                    3fed3afdc39e4635bc9fb6a2525e4850c00d882b15dc8fd218c64d4df1ad4e358564cf3e13f7909aa96c0afcca1c3e48245b83e91b83fa69dd578c98b409f1ea

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

                    Filesize

                    1.1MB

                    MD5

                    10e0c2c544c56f8bb1deb536590606ff

                    SHA1

                    99a8d3a2bc97c8941d0c78bb655e2d57244706f4

                    SHA256

                    77b7607e09f39f64d606008da2c8009faf892f625843e3db0dff4ac304edba8d

                    SHA512

                    3fed3afdc39e4635bc9fb6a2525e4850c00d882b15dc8fd218c64d4df1ad4e358564cf3e13f7909aa96c0afcca1c3e48245b83e91b83fa69dd578c98b409f1ea

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

                    Filesize

                    1.1MB

                    MD5

                    10e0c2c544c56f8bb1deb536590606ff

                    SHA1

                    99a8d3a2bc97c8941d0c78bb655e2d57244706f4

                    SHA256

                    77b7607e09f39f64d606008da2c8009faf892f625843e3db0dff4ac304edba8d

                    SHA512

                    3fed3afdc39e4635bc9fb6a2525e4850c00d882b15dc8fd218c64d4df1ad4e358564cf3e13f7909aa96c0afcca1c3e48245b83e91b83fa69dd578c98b409f1ea

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

                    Filesize

                    1.1MB

                    MD5

                    10e0c2c544c56f8bb1deb536590606ff

                    SHA1

                    99a8d3a2bc97c8941d0c78bb655e2d57244706f4

                    SHA256

                    77b7607e09f39f64d606008da2c8009faf892f625843e3db0dff4ac304edba8d

                    SHA512

                    3fed3afdc39e4635bc9fb6a2525e4850c00d882b15dc8fd218c64d4df1ad4e358564cf3e13f7909aa96c0afcca1c3e48245b83e91b83fa69dd578c98b409f1ea

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

                    Filesize

                    1.1MB

                    MD5

                    10e0c2c544c56f8bb1deb536590606ff

                    SHA1

                    99a8d3a2bc97c8941d0c78bb655e2d57244706f4

                    SHA256

                    77b7607e09f39f64d606008da2c8009faf892f625843e3db0dff4ac304edba8d

                    SHA512

                    3fed3afdc39e4635bc9fb6a2525e4850c00d882b15dc8fd218c64d4df1ad4e358564cf3e13f7909aa96c0afcca1c3e48245b83e91b83fa69dd578c98b409f1ea

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

                    Filesize

                    1.1MB

                    MD5

                    10e0c2c544c56f8bb1deb536590606ff

                    SHA1

                    99a8d3a2bc97c8941d0c78bb655e2d57244706f4

                    SHA256

                    77b7607e09f39f64d606008da2c8009faf892f625843e3db0dff4ac304edba8d

                    SHA512

                    3fed3afdc39e4635bc9fb6a2525e4850c00d882b15dc8fd218c64d4df1ad4e358564cf3e13f7909aa96c0afcca1c3e48245b83e91b83fa69dd578c98b409f1ea

                  • memory/420-150-0x00000000747A0000-0x0000000074D51000-memory.dmp

                    Filesize

                    5.7MB

                  • memory/1328-183-0x0000000000400000-0x00000000004FF000-memory.dmp

                    Filesize

                    1020KB

                  • memory/1328-193-0x00000000032C0000-0x00000000033B5000-memory.dmp

                    Filesize

                    980KB

                  • memory/1328-187-0x0000000002A70000-0x0000000002B65000-memory.dmp

                    Filesize

                    980KB

                  • memory/1328-188-0x00000000032C0000-0x00000000033B5000-memory.dmp

                    Filesize

                    980KB

                  • memory/1328-190-0x0000000000400000-0x00000000004FF000-memory.dmp

                    Filesize

                    1020KB

                  • memory/1744-174-0x0000000003340000-0x0000000003435000-memory.dmp

                    Filesize

                    980KB

                  • memory/1744-173-0x0000000002AF0000-0x0000000002BE5000-memory.dmp

                    Filesize

                    980KB

                  • memory/1744-171-0x0000000000400000-0x00000000004FF000-memory.dmp

                    Filesize

                    1020KB

                  • memory/1744-179-0x0000000003340000-0x0000000003435000-memory.dmp

                    Filesize

                    980KB

                  • memory/1744-178-0x0000000000400000-0x00000000004FF000-memory.dmp

                    Filesize

                    1020KB

                  • memory/1744-182-0x0000000003340000-0x0000000003435000-memory.dmp

                    Filesize

                    980KB

                  • memory/1768-213-0x00000000747A0000-0x0000000074D51000-memory.dmp

                    Filesize

                    5.7MB

                  • memory/1768-214-0x00000000747A0000-0x0000000074D51000-memory.dmp

                    Filesize

                    5.7MB

                  • memory/1892-189-0x00000000747A0000-0x0000000074D51000-memory.dmp

                    Filesize

                    5.7MB

                  • memory/1908-165-0x00000000747A0000-0x0000000074D51000-memory.dmp

                    Filesize

                    5.7MB

                  • memory/1908-164-0x00000000747A0000-0x0000000074D51000-memory.dmp

                    Filesize

                    5.7MB

                  • memory/2040-206-0x0000000000400000-0x00000000004FF000-memory.dmp

                    Filesize

                    1020KB

                  • memory/2040-209-0x0000000002B00000-0x0000000002BF5000-memory.dmp

                    Filesize

                    980KB

                  • memory/2040-210-0x0000000003340000-0x0000000003435000-memory.dmp

                    Filesize

                    980KB

                  • memory/2644-200-0x00000000747A0000-0x0000000074D51000-memory.dmp

                    Filesize

                    5.7MB

                  • memory/3068-177-0x00000000747A0000-0x0000000074D51000-memory.dmp

                    Filesize

                    5.7MB

                  • memory/3376-151-0x0000000000400000-0x00000000004FF000-memory.dmp

                    Filesize

                    1020KB

                  • memory/3376-144-0x0000000000400000-0x00000000004FF000-memory.dmp

                    Filesize

                    1020KB

                  • memory/3376-146-0x0000000002AD0000-0x0000000002BC5000-memory.dmp

                    Filesize

                    980KB

                  • memory/3376-147-0x0000000003320000-0x0000000003415000-memory.dmp

                    Filesize

                    980KB

                  • memory/3376-152-0x0000000003320000-0x0000000003415000-memory.dmp

                    Filesize

                    980KB

                  • memory/3376-155-0x0000000003320000-0x0000000003415000-memory.dmp

                    Filesize

                    980KB

                  • memory/3488-167-0x0000000003360000-0x0000000003455000-memory.dmp

                    Filesize

                    980KB

                  • memory/3488-159-0x0000000002B10000-0x0000000002C05000-memory.dmp

                    Filesize

                    980KB

                  • memory/3488-160-0x0000000003360000-0x0000000003455000-memory.dmp

                    Filesize

                    980KB

                  • memory/3488-170-0x0000000003360000-0x0000000003455000-memory.dmp

                    Filesize

                    980KB

                  • memory/3488-156-0x0000000000400000-0x00000000004FF000-memory.dmp

                    Filesize

                    1020KB

                  • memory/3488-166-0x0000000000400000-0x00000000004FF000-memory.dmp

                    Filesize

                    1020KB

                  • memory/3552-134-0x0000000000400000-0x000000000045A000-memory.dmp

                    Filesize

                    360KB

                  • memory/3552-137-0x00000000747A0000-0x0000000074D51000-memory.dmp

                    Filesize

                    5.7MB

                  • memory/3552-139-0x00000000747A0000-0x0000000074D51000-memory.dmp

                    Filesize

                    5.7MB

                  • memory/3592-201-0x0000000000400000-0x00000000004FF000-memory.dmp

                    Filesize

                    1020KB

                  • memory/3592-197-0x0000000003350000-0x0000000003445000-memory.dmp

                    Filesize

                    980KB

                  • memory/3592-202-0x0000000003350000-0x0000000003445000-memory.dmp

                    Filesize

                    980KB

                  • memory/3592-196-0x0000000002AF0000-0x0000000002BE5000-memory.dmp

                    Filesize

                    980KB

                  • memory/3592-205-0x0000000003350000-0x0000000003445000-memory.dmp

                    Filesize

                    980KB

                  • memory/3592-194-0x0000000000400000-0x00000000004FF000-memory.dmp

                    Filesize

                    1020KB

                  • memory/3760-138-0x0000000000400000-0x00000000004FF000-memory.dmp

                    Filesize

                    1020KB

                  • memory/3760-132-0x0000000000400000-0x00000000004FF000-memory.dmp

                    Filesize

                    1020KB

                  • memory/3760-136-0x0000000003490000-0x0000000003585000-memory.dmp

                    Filesize

                    980KB

                  • memory/3760-135-0x0000000002C40000-0x0000000002D35000-memory.dmp

                    Filesize

                    980KB

                  • memory/3760-143-0x0000000003490000-0x0000000003585000-memory.dmp

                    Filesize

                    980KB