Analysis

  • max time kernel
    143s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-09-2023 18:34

General

  • Target

    mkhg_regogo.exe

  • Size

    1.2MB

  • MD5

    1f65e4a559b6ca5bca255e34914d2a16

  • SHA1

    35177abc3c3b2d8bde1e5fb5b91223d9f9a80d96

  • SHA256

    de49d99aca6f263329701def3789f4844cec7b66eada3ecdfc122d91a061beed

  • SHA512

    44c0560fd0fb995a07a4bda63bdc45184048c42038cd79a314949640353951862c511cdd8ff7f1b0c4c7bc1fce677124f9ef6c289893c0c534f65737aaf1cd8c

  • SSDEEP

    12288:aG3LBPOWjgduS18IFGL55r8eHwN6hKNCoJn1jZMPBP6IVmtQFLkw8tBKyp/DH2DS:hBry8IFQL8x8C1QOw8tBJtHaSlYITb26

Malware Config

Extracted

Family

vidar

Version

5.6

Botnet

ae7206f995af44407705655c590dd082

C2

https://steamcommunity.com/profiles/76561199550790047

https://t.me/bonoboaz

Attributes
  • profile_id_v2

    ae7206f995af44407705655c590dd082

  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/115.0.0.0 Safari/537.36 OPR/103.0.0.0

Signatures

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 7 IoCs
  • Accesses 2FA software files, possible credential harvesting 2 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3172
      • C:\Users\Admin\AppData\Local\Temp\mkhg_regogo.exe
        "C:\Users\Admin\AppData\Local\Temp\mkhg_regogo.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4000
      • C:\Users\Admin\AppData\Roaming\mfplat\VBoxSVC.exe
        C:\Users\Admin\AppData\Roaming\mfplat\VBoxSVC.exe
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:4164
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\SysWOW64\cmd.exe
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of WriteProcessMemory
          PID:4748
          • C:\Windows\SysWOW64\explorer.exe
            C:\Windows\SysWOW64\explorer.exe
            4⤵
            • Loads dropped DLL
            • Checks processor information in registry
            • Suspicious behavior: EnumeratesProcesses
            PID:1736
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 1736 -s 1732
              5⤵
              • Program crash
              PID:3160
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1736 -ip 1736
      1⤵
        PID:2128

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\mozglue.dll

        Filesize

        593KB

        MD5

        c8fd9be83bc728cc04beffafc2907fe9

        SHA1

        95ab9f701e0024cedfbd312bcfe4e726744c4f2e

        SHA256

        ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

        SHA512

        fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

      • C:\ProgramData\nss3.dll

        Filesize

        2.0MB

        MD5

        1cc453cdf74f31e4d913ff9c10acdde2

        SHA1

        6e85eae544d6e965f15fa5c39700fa7202f3aafe

        SHA256

        ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

        SHA512

        dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

      • C:\Users\Admin\AppData\Local\Temp\264e286e

        Filesize

        748KB

        MD5

        84535d1915e4678dc084947755708dc4

        SHA1

        b6bdd14c5306d10c21f83191aac3bb2b6ceae969

        SHA256

        2c390adf92e0ff87f3040084cb39e602b9a89b0196a6092fd779221ce57384b3

        SHA512

        5d9648230cfde87e4b6eef5344b0c50e334093be0c2d4a7e75cdc6b337f8337fe807f40b0ec43c75d312d354b7755bada2d7ac3c83e37e020791db781366940c

      • C:\Users\Admin\AppData\Roaming\mfplat\MSVCP100.dll

        Filesize

        593KB

        MD5

        d029339c0f59cf662094eddf8c42b2b5

        SHA1

        a0b6de44255ce7bfade9a5b559dd04f2972bfdc8

        SHA256

        934d882efd3c0f3f1efbc238ef87708f3879f5bb456d30af62f3368d58b6aa4c

        SHA512

        021d9af52e68cb7a3b0042d9ed6c9418552ee16df966f9ccedd458567c47d70471cb8851a69d3982d64571369664faeeae3be90e2e88a909005b9cdb73679c82

      • C:\Users\Admin\AppData\Roaming\mfplat\MSVCR100.dll

        Filesize

        809KB

        MD5

        366fd6f3a451351b5df2d7c4ecf4c73a

        SHA1

        50db750522b9630757f91b53df377fd4ed4e2d66

        SHA256

        ae3cb6c6afba9a4aa5c85f66023c35338ca579b30326dd02918f9d55259503d5

        SHA512

        2de764772b68a85204b7435c87e9409d753c2196cf5b2f46e7796c99a33943e167f62a92e8753eaa184cd81fb14361e83228eb1b474e0c3349ed387ec93e6130

      • C:\Users\Admin\AppData\Roaming\mfplat\VBoxDDU.dll

        Filesize

        371KB

        MD5

        1f70df1ffc9fb711da8eae4d14961df3

        SHA1

        7950c6d68cf0b1b050421f1c84d77c9b7197804d

        SHA256

        6efc41aeadafd73155ce3efc477c8968e593578b31a9843a63d9318b4c62c10e

        SHA512

        d4e077b8cc3d3f5efbc5c42d83d08dc1870d2c6ff1fda5307f24b0f1db7bedfc7216a8b2ec668517f097ea84d63e962441ed7898de3973782b3bf692ae67049a

      • C:\Users\Admin\AppData\Roaming\mfplat\VBoxDDU.dll

        Filesize

        371KB

        MD5

        1f70df1ffc9fb711da8eae4d14961df3

        SHA1

        7950c6d68cf0b1b050421f1c84d77c9b7197804d

        SHA256

        6efc41aeadafd73155ce3efc477c8968e593578b31a9843a63d9318b4c62c10e

        SHA512

        d4e077b8cc3d3f5efbc5c42d83d08dc1870d2c6ff1fda5307f24b0f1db7bedfc7216a8b2ec668517f097ea84d63e962441ed7898de3973782b3bf692ae67049a

      • C:\Users\Admin\AppData\Roaming\mfplat\VBoxRT.dll

        Filesize

        4.1MB

        MD5

        31e7657643d832681fee0e303e25ee52

        SHA1

        0756c911a602cfe2f094104d1c10a2d014c52e59

        SHA256

        7328aeb5cec65215e5462c1ea4d69a6383fb77605ccb84c60fdb90d6d0b3c0f4

        SHA512

        542ecead0a1d54de9300220799b1bbaf5e304fafa95c4ce130f0003a5c693adcf1c3140d67e6721c1cbc576989597bff7353727cec95ac289f563e1aee1ec9c2

      • C:\Users\Admin\AppData\Roaming\mfplat\VBoxRT.dll

        Filesize

        4.1MB

        MD5

        31e7657643d832681fee0e303e25ee52

        SHA1

        0756c911a602cfe2f094104d1c10a2d014c52e59

        SHA256

        7328aeb5cec65215e5462c1ea4d69a6383fb77605ccb84c60fdb90d6d0b3c0f4

        SHA512

        542ecead0a1d54de9300220799b1bbaf5e304fafa95c4ce130f0003a5c693adcf1c3140d67e6721c1cbc576989597bff7353727cec95ac289f563e1aee1ec9c2

      • C:\Users\Admin\AppData\Roaming\mfplat\VBoxRT.dll

        Filesize

        4.1MB

        MD5

        31e7657643d832681fee0e303e25ee52

        SHA1

        0756c911a602cfe2f094104d1c10a2d014c52e59

        SHA256

        7328aeb5cec65215e5462c1ea4d69a6383fb77605ccb84c60fdb90d6d0b3c0f4

        SHA512

        542ecead0a1d54de9300220799b1bbaf5e304fafa95c4ce130f0003a5c693adcf1c3140d67e6721c1cbc576989597bff7353727cec95ac289f563e1aee1ec9c2

      • C:\Users\Admin\AppData\Roaming\mfplat\VBoxSVC.exe

        Filesize

        3.4MB

        MD5

        c8a2de7077f97d4bce1a44317b49ef41

        SHA1

        6cb3212ec9be08cb5a29bf8d37e9ca845efc18c9

        SHA256

        448402c129a721812fa1c5f279f5ca906b9c8bbca652a91655d144d20ce5e6b4

        SHA512

        9815eba1566a8e33734f6a218071ec501dd1f799b1535e25d87c2b416b928ae8d15f8218cf20e685f9907ec39c202cbfc4728fe6ab9d87b3de345109f626845e

      • C:\Users\Admin\AppData\Roaming\mfplat\VBoxSVC.exe

        Filesize

        3.4MB

        MD5

        c8a2de7077f97d4bce1a44317b49ef41

        SHA1

        6cb3212ec9be08cb5a29bf8d37e9ca845efc18c9

        SHA256

        448402c129a721812fa1c5f279f5ca906b9c8bbca652a91655d144d20ce5e6b4

        SHA512

        9815eba1566a8e33734f6a218071ec501dd1f799b1535e25d87c2b416b928ae8d15f8218cf20e685f9907ec39c202cbfc4728fe6ab9d87b3de345109f626845e

      • C:\Users\Admin\AppData\Roaming\mfplat\antitype.xml

        Filesize

        619KB

        MD5

        c770997b0b61a60c9b03824830dc5716

        SHA1

        478f8d1f387a17a6afe6f54e1510e89b8326fef7

        SHA256

        b17fe8fc03344dabc2670dc9ac410623c41cad74f596eb43be3508ac8bdabbf4

        SHA512

        3450971bc8f689d959f4b18edce7d5377224a2886e3247d60636ae30cf6fd437d3778dfeed930269d553ab71fd260dcdbac1332fab7cdf76717b5d1acae47aa5

      • C:\Users\Admin\AppData\Roaming\mfplat\msvcp100.dll

        Filesize

        593KB

        MD5

        d029339c0f59cf662094eddf8c42b2b5

        SHA1

        a0b6de44255ce7bfade9a5b559dd04f2972bfdc8

        SHA256

        934d882efd3c0f3f1efbc238ef87708f3879f5bb456d30af62f3368d58b6aa4c

        SHA512

        021d9af52e68cb7a3b0042d9ed6c9418552ee16df966f9ccedd458567c47d70471cb8851a69d3982d64571369664faeeae3be90e2e88a909005b9cdb73679c82

      • C:\Users\Admin\AppData\Roaming\mfplat\msvcr100.dll

        Filesize

        809KB

        MD5

        366fd6f3a451351b5df2d7c4ecf4c73a

        SHA1

        50db750522b9630757f91b53df377fd4ed4e2d66

        SHA256

        ae3cb6c6afba9a4aa5c85f66023c35338ca579b30326dd02918f9d55259503d5

        SHA512

        2de764772b68a85204b7435c87e9409d753c2196cf5b2f46e7796c99a33943e167f62a92e8753eaa184cd81fb14361e83228eb1b474e0c3349ed387ec93e6130

      • memory/1736-47-0x0000000000860000-0x00000000008C7000-memory.dmp

        Filesize

        412KB

      • memory/1736-89-0x0000000000860000-0x00000000008C7000-memory.dmp

        Filesize

        412KB

      • memory/1736-35-0x0000000000860000-0x00000000008C7000-memory.dmp

        Filesize

        412KB

      • memory/1736-48-0x0000000061E00000-0x0000000061EF3000-memory.dmp

        Filesize

        972KB

      • memory/1736-37-0x0000000000E70000-0x00000000012A3000-memory.dmp

        Filesize

        4.2MB

      • memory/1736-34-0x00007FFE57470000-0x00007FFE57665000-memory.dmp

        Filesize

        2.0MB

      • memory/4000-24-0x0000000074210000-0x0000000075464000-memory.dmp

        Filesize

        18.3MB

      • memory/4000-1-0x0000000074210000-0x0000000075464000-memory.dmp

        Filesize

        18.3MB

      • memory/4000-22-0x0000000074210000-0x0000000075464000-memory.dmp

        Filesize

        18.3MB

      • memory/4164-21-0x00007FFE38080000-0x00007FFE396F7000-memory.dmp

        Filesize

        22.5MB

      • memory/4164-25-0x00007FFE38080000-0x00007FFE396F7000-memory.dmp

        Filesize

        22.5MB

      • memory/4164-23-0x00007FFE38080000-0x00007FFE396F7000-memory.dmp

        Filesize

        22.5MB

      • memory/4748-33-0x0000000074AB0000-0x0000000075D04000-memory.dmp

        Filesize

        18.3MB

      • memory/4748-31-0x0000000074AB0000-0x0000000075D04000-memory.dmp

        Filesize

        18.3MB

      • memory/4748-30-0x0000000074AB0000-0x0000000075D04000-memory.dmp

        Filesize

        18.3MB

      • memory/4748-28-0x00007FFE57470000-0x00007FFE57665000-memory.dmp

        Filesize

        2.0MB