Analysis

  • max time kernel
    102s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    05-06-2022 07:27

General

  • Target

    0b757d38d347d1f763f59ab7f0423ae8.exe

  • Size

    406KB

  • MD5

    0b757d38d347d1f763f59ab7f0423ae8

  • SHA1

    fcf1b343ab5c7f9ac72fc6c85b3c478c5875f577

  • SHA256

    2105710d19c34b91be3a37c24ab4a4835dcdc606c0f2d8b487beb0d24e336124

  • SHA512

    0b9661590897256242ddc4ea43d069999e1ddca9d7fed671a6aa31a60f0da4bd820b8bb6c2502fa1b7979dea932375e2363e882e31379935751af1cdf2ce7d94

Score
10/10

Malware Config

Extracted

Family

redline

Botnet

X

C2

194.127.179.35:35180

Attributes
  • auth_value

    76e43cff05002e5f6e3334fa7946e404

Signatures

  • RedLine

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

  • RedLine Payload 6 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 3 IoCs
  • Creates scheduled task(s) 1 TTPs 3 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0b757d38d347d1f763f59ab7f0423ae8.exe
    "C:\Users\Admin\AppData\Local\Temp\0b757d38d347d1f763f59ab7f0423ae8.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:1488
    • C:\Windows\system32\cmd.exe
      "cmd.exe" /C schtasks /create /sc minute /mo 1 /tn "Nafdnasia" /tr "'C:\Users\Admin\AppData\Roaming\chromedrivers32.exe'" /f
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1912
      • C:\Windows\system32\schtasks.exe
        schtasks /create /sc minute /mo 1 /tn "Nafdnasia" /tr "'C:\Users\Admin\AppData\Roaming\chromedrivers32.exe'" /f
        3⤵
        • Creates scheduled task(s)
        PID:1896
    • C:\Windows\system32\cmd.exe
      "cmd.exe" /C copy "C:\Users\Admin\AppData\Local\Temp\0b757d38d347d1f763f59ab7f0423ae8.exe" "C:\Users\Admin\AppData\Roaming\chromedrivers32.exe"
      2⤵
        PID:936
      • 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:1984
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1984 -s 144
          3⤵
          • Program crash
          PID:1764
      • C:\Users\Admin\AppData\Local\Temp\WinRar Activator.exe
        "C:\Users\Admin\AppData\Local\Temp\WinRar Activator.exe"
        2⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:1020
    • C:\Windows\system32\taskeng.exe
      taskeng.exe {AC4415E4-99F8-41E5-A3A9-71033E4B7775} S-1-5-21-1819626980-2277161760-1023733287-1000:TBHNEBSE\Admin:Interactive:[1]
      1⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:664
      • C:\Users\Admin\AppData\Roaming\chromedrivers32.exe
        C:\Users\Admin\AppData\Roaming\chromedrivers32.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:1408
        • C:\Windows\system32\cmd.exe
          "cmd.exe" /C schtasks /create /sc minute /mo 1 /tn "Nafdnasia" /tr "'C:\Users\Admin\AppData\Roaming\chromedrivers32.exe'" /f
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1196
          • C:\Windows\system32\schtasks.exe
            schtasks /create /sc minute /mo 1 /tn "Nafdnasia" /tr "'C:\Users\Admin\AppData\Roaming\chromedrivers32.exe'" /f
            4⤵
            • Creates scheduled task(s)
            PID:1656
        • C:\Windows\system32\cmd.exe
          "cmd.exe" /C copy "C:\Users\Admin\AppData\Roaming\chromedrivers32.exe" "C:\Users\Admin\AppData\Roaming\chromedrivers32.exe"
          3⤵
            PID:1664
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:580
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 580 -s 144
              4⤵
              • Program crash
              PID:2008
        • C:\Users\Admin\AppData\Roaming\chromedrivers32.exe
          C:\Users\Admin\AppData\Roaming\chromedrivers32.exe
          2⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious use of WriteProcessMemory
          PID:1620
          • C:\Windows\system32\cmd.exe
            "cmd.exe" /C schtasks /create /sc minute /mo 1 /tn "Nafdnasia" /tr "'C:\Users\Admin\AppData\Roaming\chromedrivers32.exe'" /f
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:1504
            • C:\Windows\system32\schtasks.exe
              schtasks /create /sc minute /mo 1 /tn "Nafdnasia" /tr "'C:\Users\Admin\AppData\Roaming\chromedrivers32.exe'" /f
              4⤵
              • Creates scheduled task(s)
              PID:1740
          • C:\Windows\system32\cmd.exe
            "cmd.exe" /C copy "C:\Users\Admin\AppData\Roaming\chromedrivers32.exe" "C:\Users\Admin\AppData\Roaming\chromedrivers32.exe"
            3⤵
              PID:1724
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
              3⤵
                PID:1496
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 1496 -s 144
                  4⤵
                  • Program crash
                  PID:1716

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\WinRar Activator.exe

            Filesize

            259KB

            MD5

            f385414230d858b00cbe7ffe3daa5928

            SHA1

            04f24e4f0bab06e7d58fc39b328baf382dae9cff

            SHA256

            b9ef9b0ae62b70c0ee11f8ff8bc87e2a7b91c2ebbd46af1a29bc5b4119145335

            SHA512

            1f9ad4545b37f2953f1e0f9c9409cc960d7cf30d926c80fb58e92924566d20b3ecf7a971a93f998da105c5e8b36ff5a6b9de46d29a7accd0f96ed9d1c0efb8c2

          • C:\Users\Admin\AppData\Local\Temp\WinRar Activator.exe

            Filesize

            259KB

            MD5

            f385414230d858b00cbe7ffe3daa5928

            SHA1

            04f24e4f0bab06e7d58fc39b328baf382dae9cff

            SHA256

            b9ef9b0ae62b70c0ee11f8ff8bc87e2a7b91c2ebbd46af1a29bc5b4119145335

            SHA512

            1f9ad4545b37f2953f1e0f9c9409cc960d7cf30d926c80fb58e92924566d20b3ecf7a971a93f998da105c5e8b36ff5a6b9de46d29a7accd0f96ed9d1c0efb8c2

          • C:\Users\Admin\AppData\Roaming\chromedrivers32.exe

            Filesize

            406KB

            MD5

            0b757d38d347d1f763f59ab7f0423ae8

            SHA1

            fcf1b343ab5c7f9ac72fc6c85b3c478c5875f577

            SHA256

            2105710d19c34b91be3a37c24ab4a4835dcdc606c0f2d8b487beb0d24e336124

            SHA512

            0b9661590897256242ddc4ea43d069999e1ddca9d7fed671a6aa31a60f0da4bd820b8bb6c2502fa1b7979dea932375e2363e882e31379935751af1cdf2ce7d94

          • C:\Users\Admin\AppData\Roaming\chromedrivers32.exe

            Filesize

            406KB

            MD5

            0b757d38d347d1f763f59ab7f0423ae8

            SHA1

            fcf1b343ab5c7f9ac72fc6c85b3c478c5875f577

            SHA256

            2105710d19c34b91be3a37c24ab4a4835dcdc606c0f2d8b487beb0d24e336124

            SHA512

            0b9661590897256242ddc4ea43d069999e1ddca9d7fed671a6aa31a60f0da4bd820b8bb6c2502fa1b7979dea932375e2363e882e31379935751af1cdf2ce7d94

          • C:\Users\Admin\AppData\Roaming\chromedrivers32.exe

            Filesize

            406KB

            MD5

            0b757d38d347d1f763f59ab7f0423ae8

            SHA1

            fcf1b343ab5c7f9ac72fc6c85b3c478c5875f577

            SHA256

            2105710d19c34b91be3a37c24ab4a4835dcdc606c0f2d8b487beb0d24e336124

            SHA512

            0b9661590897256242ddc4ea43d069999e1ddca9d7fed671a6aa31a60f0da4bd820b8bb6c2502fa1b7979dea932375e2363e882e31379935751af1cdf2ce7d94

          • \Users\Admin\AppData\Roaming\chromedrivers32.exe

            Filesize

            406KB

            MD5

            0b757d38d347d1f763f59ab7f0423ae8

            SHA1

            fcf1b343ab5c7f9ac72fc6c85b3c478c5875f577

            SHA256

            2105710d19c34b91be3a37c24ab4a4835dcdc606c0f2d8b487beb0d24e336124

            SHA512

            0b9661590897256242ddc4ea43d069999e1ddca9d7fed671a6aa31a60f0da4bd820b8bb6c2502fa1b7979dea932375e2363e882e31379935751af1cdf2ce7d94

          • \Users\Admin\AppData\Roaming\chromedrivers32.exe

            Filesize

            406KB

            MD5

            0b757d38d347d1f763f59ab7f0423ae8

            SHA1

            fcf1b343ab5c7f9ac72fc6c85b3c478c5875f577

            SHA256

            2105710d19c34b91be3a37c24ab4a4835dcdc606c0f2d8b487beb0d24e336124

            SHA512

            0b9661590897256242ddc4ea43d069999e1ddca9d7fed671a6aa31a60f0da4bd820b8bb6c2502fa1b7979dea932375e2363e882e31379935751af1cdf2ce7d94

          • \Users\Admin\AppData\Roaming\chromedrivers32.exe

            Filesize

            406KB

            MD5

            0b757d38d347d1f763f59ab7f0423ae8

            SHA1

            fcf1b343ab5c7f9ac72fc6c85b3c478c5875f577

            SHA256

            2105710d19c34b91be3a37c24ab4a4835dcdc606c0f2d8b487beb0d24e336124

            SHA512

            0b9661590897256242ddc4ea43d069999e1ddca9d7fed671a6aa31a60f0da4bd820b8bb6c2502fa1b7979dea932375e2363e882e31379935751af1cdf2ce7d94

          • memory/580-112-0x000000000041ADAE-mapping.dmp

          • memory/936-57-0x0000000000000000-mapping.dmp

          • memory/1020-67-0x0000000000000000-mapping.dmp

          • memory/1020-85-0x0000000000180000-0x000000000018A000-memory.dmp

            Filesize

            40KB

          • memory/1020-82-0x000007FEF2230000-0x000007FEF2ABC000-memory.dmp

            Filesize

            8.5MB

          • memory/1020-91-0x000007FEF4340000-0x000007FEF58C8000-memory.dmp

            Filesize

            21.5MB

          • memory/1020-81-0x000007FEF2AC0000-0x000007FEF2CA8000-memory.dmp

            Filesize

            1.9MB

          • memory/1020-89-0x000007FEEE3F0000-0x000007FEEF33D000-memory.dmp

            Filesize

            15.3MB

          • memory/1020-88-0x000007FEF3700000-0x000007FEF433F000-memory.dmp

            Filesize

            12.2MB

          • memory/1020-72-0x00000000002C0000-0x0000000000306000-memory.dmp

            Filesize

            280KB

          • memory/1020-86-0x000000001A947000-0x000000001A966000-memory.dmp

            Filesize

            124KB

          • memory/1020-90-0x000007FEF2AC0000-0x000007FEF2CA8000-memory.dmp

            Filesize

            1.9MB

          • memory/1020-84-0x000007FEF63A0000-0x000007FEF64CA000-memory.dmp

            Filesize

            1.2MB

          • memory/1020-76-0x000007FEFB9F1000-0x000007FEFB9F3000-memory.dmp

            Filesize

            8KB

          • memory/1020-83-0x000007FEF4340000-0x000007FEF58C8000-memory.dmp

            Filesize

            21.5MB

          • memory/1020-78-0x000007FEF3700000-0x000007FEF433F000-memory.dmp

            Filesize

            12.2MB

          • memory/1020-79-0x000007FEF2CB0000-0x000007FEF3700000-memory.dmp

            Filesize

            10.3MB

          • memory/1020-80-0x000007FEEE3F0000-0x000007FEEF33D000-memory.dmp

            Filesize

            15.3MB

          • memory/1196-98-0x0000000000000000-mapping.dmp

          • memory/1408-110-0x000007FEEE3F0000-0x000007FEEF33D000-memory.dmp

            Filesize

            15.3MB

          • memory/1408-95-0x0000000000000000-mapping.dmp

          • memory/1408-107-0x000007FEF3700000-0x000007FEF433F000-memory.dmp

            Filesize

            12.2MB

          • memory/1408-108-0x000007FEF2CB0000-0x000007FEF3700000-memory.dmp

            Filesize

            10.3MB

          • memory/1408-97-0x0000000000860000-0x00000000008C8000-memory.dmp

            Filesize

            416KB

          • memory/1408-109-0x000007FEF2AC0000-0x000007FEF2CA8000-memory.dmp

            Filesize

            1.9MB

          • memory/1408-102-0x000007FEF4340000-0x000007FEF58C8000-memory.dmp

            Filesize

            21.5MB

          • memory/1408-114-0x000007FEF4340000-0x000007FEF58C8000-memory.dmp

            Filesize

            21.5MB

          • memory/1488-77-0x000007FEEE3F0000-0x000007FEEF33D000-memory.dmp

            Filesize

            15.3MB

          • memory/1488-71-0x000007FEF2CB0000-0x000007FEF3700000-memory.dmp

            Filesize

            10.3MB

          • memory/1488-64-0x000007FEF3700000-0x000007FEF433F000-memory.dmp

            Filesize

            12.2MB

          • memory/1488-58-0x000007FEF4340000-0x000007FEF58C8000-memory.dmp

            Filesize

            21.5MB

          • memory/1488-54-0x0000000000190000-0x00000000001F8000-memory.dmp

            Filesize

            416KB

          • memory/1488-87-0x000007FEEE3F0000-0x000007FEEF33D000-memory.dmp

            Filesize

            15.3MB

          • memory/1488-73-0x000007FEF4340000-0x000007FEF58C8000-memory.dmp

            Filesize

            21.5MB

          • memory/1488-74-0x000007FEF2AC0000-0x000007FEF2CA8000-memory.dmp

            Filesize

            1.9MB

          • memory/1488-75-0x000007FEF3700000-0x000007FEF433F000-memory.dmp

            Filesize

            12.2MB

          • memory/1496-133-0x000000000041ADAE-mapping.dmp

          • memory/1504-119-0x0000000000000000-mapping.dmp

          • memory/1620-130-0x000007FEF2AC0000-0x000007FEF2CA8000-memory.dmp

            Filesize

            1.9MB

          • memory/1620-134-0x000007FEF4340000-0x000007FEF58C8000-memory.dmp

            Filesize

            21.5MB

          • memory/1620-129-0x000007FEF2CB0000-0x000007FEF3700000-memory.dmp

            Filesize

            10.3MB

          • memory/1620-131-0x000007FEEE3F0000-0x000007FEEF33D000-memory.dmp

            Filesize

            15.3MB

          • memory/1620-127-0x000007FEF4340000-0x000007FEF58C8000-memory.dmp

            Filesize

            21.5MB

          • memory/1620-116-0x0000000000000000-mapping.dmp

          • memory/1620-118-0x0000000000870000-0x00000000008D8000-memory.dmp

            Filesize

            416KB

          • memory/1620-128-0x000007FEF3700000-0x000007FEF433F000-memory.dmp

            Filesize

            12.2MB

          • memory/1656-99-0x0000000000000000-mapping.dmp

          • memory/1664-100-0x0000000000000000-mapping.dmp

          • memory/1716-135-0x0000000000000000-mapping.dmp

          • memory/1724-121-0x0000000000000000-mapping.dmp

          • memory/1740-120-0x0000000000000000-mapping.dmp

          • memory/1764-70-0x0000000000000000-mapping.dmp

          • memory/1896-56-0x0000000000000000-mapping.dmp

          • memory/1912-55-0x0000000000000000-mapping.dmp

          • memory/1984-66-0x000000000041ADAE-mapping.dmp

          • memory/1984-65-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

          • memory/1984-63-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

          • memory/1984-62-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

          • memory/1984-60-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

          • memory/1984-59-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

          • memory/2008-113-0x0000000000000000-mapping.dmp