Analysis

  • max time kernel
    142s
  • max time network
    145s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    08-05-2023 21:22

General

  • Target

    7755f0d3338c6a3f0541e9f44b7d9a9119f4f56c7ecc4ab759f08b342b757a45.exe

  • Size

    481KB

  • MD5

    a43340ee16566b82a02b386a990303c3

  • SHA1

    8c3b595315c3ede1a6af09d8093f7c036d155a6c

  • SHA256

    7755f0d3338c6a3f0541e9f44b7d9a9119f4f56c7ecc4ab759f08b342b757a45

  • SHA512

    4b975efc425b47df5a843d77a0fc15d4227714fe013701859b0391579624be7644e9fb0602ca67fb4a968c9d1ee51e264ea9480066439dff8a195239616f006a

  • SSDEEP

    12288:OMrby900pp67Odct74P48cguqmhC+OZ2xAc1:NyJiYc1SjRuqmsV4X

Malware Config

Extracted

Family

redline

Botnet

mihan

C2

217.196.96.101:4132

Attributes
  • auth_value

    9a6a8fdae02ed7caa0a49a6ddc6d4520

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 5 IoCs
  • RedLine

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

  • Executes dropped EXE 7 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 42 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7755f0d3338c6a3f0541e9f44b7d9a9119f4f56c7ecc4ab759f08b342b757a45.exe
    "C:\Users\Admin\AppData\Local\Temp\7755f0d3338c6a3f0541e9f44b7d9a9119f4f56c7ecc4ab759f08b342b757a45.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4052
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0500868.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0500868.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4432
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a2869051.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a2869051.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4912
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b2510737.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b2510737.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3088
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d8486991.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d8486991.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1016
      • C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe
        "C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:4024
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN oneetx.exe /TR "C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe" /F
          4⤵
          • Creates scheduled task(s)
          PID:3160
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "oneetx.exe" /P "Admin:N"&&CACLS "oneetx.exe" /P "Admin:R" /E&&echo Y|CACLS "..\c3912af058" /P "Admin:N"&&CACLS "..\c3912af058" /P "Admin:R" /E&&Exit
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:4400
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /S /D /c" echo Y"
            5⤵
              PID:4412
            • C:\Windows\SysWOW64\cacls.exe
              CACLS "oneetx.exe" /P "Admin:N"
              5⤵
                PID:4328
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "oneetx.exe" /P "Admin:R" /E
                5⤵
                  PID:3664
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                  5⤵
                    PID:4692
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "..\c3912af058" /P "Admin:N"
                    5⤵
                      PID:4808
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\c3912af058" /P "Admin:R" /E
                      5⤵
                        PID:4880
                    • C:\Windows\SysWOW64\rundll32.exe
                      "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll, Main
                      4⤵
                      • Loads dropped DLL
                      PID:3176
              • C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe
                C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe
                1⤵
                • Executes dropped EXE
                PID:3348
              • C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe
                C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe
                1⤵
                • Executes dropped EXE
                PID:5072

              Network

              MITRE ATT&CK Enterprise v6

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d8486991.exe

                Filesize

                210KB

                MD5

                fae132e5cb429a045968622f8271fd22

                SHA1

                63a59b1ed12101ae9b1e45e9d453ac49c8d152a5

                SHA256

                68f504e7b90287943b4c2c02e1a5222e47a8d8d446ae5e0fea59fed87a76481a

                SHA512

                a33485596f2e0b0c4755553afb39b80ed1aacf1c05077400e6077417e1d94c33d91262c561918e6f5fbf1c64f3c9c4bd4d2918201f17049af3b2b81bb81a5b8a

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d8486991.exe

                Filesize

                210KB

                MD5

                fae132e5cb429a045968622f8271fd22

                SHA1

                63a59b1ed12101ae9b1e45e9d453ac49c8d152a5

                SHA256

                68f504e7b90287943b4c2c02e1a5222e47a8d8d446ae5e0fea59fed87a76481a

                SHA512

                a33485596f2e0b0c4755553afb39b80ed1aacf1c05077400e6077417e1d94c33d91262c561918e6f5fbf1c64f3c9c4bd4d2918201f17049af3b2b81bb81a5b8a

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0500868.exe

                Filesize

                309KB

                MD5

                48beeb93792358a312a5f5d1e6760fae

                SHA1

                0a958810501cb1578170f9cb7c1fdaf8bec480b7

                SHA256

                af3c18baa1e3c521970f64e159182b0ec4f72131d365f2cd2658fa9cb549875f

                SHA512

                4c49d281891b181ed51d5ed886a89ad34128a14073a9c6f971f9851c481f077affea580112f07def29e49c924000e23cbd93b6c995952d18a0ecc8b62a5a7a35

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0500868.exe

                Filesize

                309KB

                MD5

                48beeb93792358a312a5f5d1e6760fae

                SHA1

                0a958810501cb1578170f9cb7c1fdaf8bec480b7

                SHA256

                af3c18baa1e3c521970f64e159182b0ec4f72131d365f2cd2658fa9cb549875f

                SHA512

                4c49d281891b181ed51d5ed886a89ad34128a14073a9c6f971f9851c481f077affea580112f07def29e49c924000e23cbd93b6c995952d18a0ecc8b62a5a7a35

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a2869051.exe

                Filesize

                179KB

                MD5

                da48c000a9b937cf2f4b2f65bef59a28

                SHA1

                5150e3045e288637881878a0a305e02c33b8e7b9

                SHA256

                eebcbdcde5a5d5d69442e7061e7604a83cc0f29b19a33446e0a7089bc8a4a16c

                SHA512

                4ecc4c3f74d0dad740e6cd382d76379920a919276843db288269f98b7b58720286047b0e4febc1868c2192cb9dc7bd69607ce6c0b413f2dc0ebcf0f825c7b2cc

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a2869051.exe

                Filesize

                179KB

                MD5

                da48c000a9b937cf2f4b2f65bef59a28

                SHA1

                5150e3045e288637881878a0a305e02c33b8e7b9

                SHA256

                eebcbdcde5a5d5d69442e7061e7604a83cc0f29b19a33446e0a7089bc8a4a16c

                SHA512

                4ecc4c3f74d0dad740e6cd382d76379920a919276843db288269f98b7b58720286047b0e4febc1868c2192cb9dc7bd69607ce6c0b413f2dc0ebcf0f825c7b2cc

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b2510737.exe

                Filesize

                168KB

                MD5

                5544af5f8fc01bd9cdc7d3bdb81460ec

                SHA1

                3afbd581ee1c7edb6d92a9ff9afebc5bc2ea83b7

                SHA256

                471e6a9c73ace63179967e12bfbcda404802b40bcd4e5767d324467e7fce3a50

                SHA512

                92312229932750d6e71e080c3f31b0eba3a480851bf61827136723b6c81a1c24562bdc189bba50dd6ece2ce3564318321b8a0cfb3af3845a56b77963183fc3c1

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b2510737.exe

                Filesize

                168KB

                MD5

                5544af5f8fc01bd9cdc7d3bdb81460ec

                SHA1

                3afbd581ee1c7edb6d92a9ff9afebc5bc2ea83b7

                SHA256

                471e6a9c73ace63179967e12bfbcda404802b40bcd4e5767d324467e7fce3a50

                SHA512

                92312229932750d6e71e080c3f31b0eba3a480851bf61827136723b6c81a1c24562bdc189bba50dd6ece2ce3564318321b8a0cfb3af3845a56b77963183fc3c1

              • C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe

                Filesize

                210KB

                MD5

                fae132e5cb429a045968622f8271fd22

                SHA1

                63a59b1ed12101ae9b1e45e9d453ac49c8d152a5

                SHA256

                68f504e7b90287943b4c2c02e1a5222e47a8d8d446ae5e0fea59fed87a76481a

                SHA512

                a33485596f2e0b0c4755553afb39b80ed1aacf1c05077400e6077417e1d94c33d91262c561918e6f5fbf1c64f3c9c4bd4d2918201f17049af3b2b81bb81a5b8a

              • C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe

                Filesize

                210KB

                MD5

                fae132e5cb429a045968622f8271fd22

                SHA1

                63a59b1ed12101ae9b1e45e9d453ac49c8d152a5

                SHA256

                68f504e7b90287943b4c2c02e1a5222e47a8d8d446ae5e0fea59fed87a76481a

                SHA512

                a33485596f2e0b0c4755553afb39b80ed1aacf1c05077400e6077417e1d94c33d91262c561918e6f5fbf1c64f3c9c4bd4d2918201f17049af3b2b81bb81a5b8a

              • C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe

                Filesize

                210KB

                MD5

                fae132e5cb429a045968622f8271fd22

                SHA1

                63a59b1ed12101ae9b1e45e9d453ac49c8d152a5

                SHA256

                68f504e7b90287943b4c2c02e1a5222e47a8d8d446ae5e0fea59fed87a76481a

                SHA512

                a33485596f2e0b0c4755553afb39b80ed1aacf1c05077400e6077417e1d94c33d91262c561918e6f5fbf1c64f3c9c4bd4d2918201f17049af3b2b81bb81a5b8a

              • C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe

                Filesize

                210KB

                MD5

                fae132e5cb429a045968622f8271fd22

                SHA1

                63a59b1ed12101ae9b1e45e9d453ac49c8d152a5

                SHA256

                68f504e7b90287943b4c2c02e1a5222e47a8d8d446ae5e0fea59fed87a76481a

                SHA512

                a33485596f2e0b0c4755553afb39b80ed1aacf1c05077400e6077417e1d94c33d91262c561918e6f5fbf1c64f3c9c4bd4d2918201f17049af3b2b81bb81a5b8a

              • C:\Users\Admin\AppData\Local\Temp\c3912af058\oneetx.exe

                Filesize

                210KB

                MD5

                fae132e5cb429a045968622f8271fd22

                SHA1

                63a59b1ed12101ae9b1e45e9d453ac49c8d152a5

                SHA256

                68f504e7b90287943b4c2c02e1a5222e47a8d8d446ae5e0fea59fed87a76481a

                SHA512

                a33485596f2e0b0c4755553afb39b80ed1aacf1c05077400e6077417e1d94c33d91262c561918e6f5fbf1c64f3c9c4bd4d2918201f17049af3b2b81bb81a5b8a

              • C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll

                Filesize

                89KB

                MD5

                8451a2c5daa42b25333b1b2089c5ea39

                SHA1

                700cc99ec8d3113435e657070d2d6bde0a833adc

                SHA256

                b8c8aedd84c363853db934a55087a3b730cf9dc758dea3dc3a98f54217f4c9d0

                SHA512

                6d2bad0e6ec7852d7b6d1a70a10285db28c06c37252503e01c52458a463582d5211b7e183ae064a36b60f990971a5b14f8af3aaaacc4226be1c2e3e0bf38af53

              • C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll

                Filesize

                89KB

                MD5

                8451a2c5daa42b25333b1b2089c5ea39

                SHA1

                700cc99ec8d3113435e657070d2d6bde0a833adc

                SHA256

                b8c8aedd84c363853db934a55087a3b730cf9dc758dea3dc3a98f54217f4c9d0

                SHA512

                6d2bad0e6ec7852d7b6d1a70a10285db28c06c37252503e01c52458a463582d5211b7e183ae064a36b60f990971a5b14f8af3aaaacc4226be1c2e3e0bf38af53

              • C:\Users\Admin\AppData\Roaming\006700e5a2ab05\cred64.dll

                Filesize

                162B

                MD5

                1b7c22a214949975556626d7217e9a39

                SHA1

                d01c97e2944166ed23e47e4a62ff471ab8fa031f

                SHA256

                340c8464c2007ce3f80682e15dfafa4180b641d53c14201b929906b7b0284d87

                SHA512

                ba64847cf1d4157d50abe4f4a1e5c1996fe387c5808e2f758c7fb3213bfefe1f3712d343f0c30a16819749840954654a70611d2250fd0f7b032429db7afd2cc5

              • \Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll

                Filesize

                89KB

                MD5

                8451a2c5daa42b25333b1b2089c5ea39

                SHA1

                700cc99ec8d3113435e657070d2d6bde0a833adc

                SHA256

                b8c8aedd84c363853db934a55087a3b730cf9dc758dea3dc3a98f54217f4c9d0

                SHA512

                6d2bad0e6ec7852d7b6d1a70a10285db28c06c37252503e01c52458a463582d5211b7e183ae064a36b60f990971a5b14f8af3aaaacc4226be1c2e3e0bf38af53

              • memory/3088-180-0x0000000005330000-0x000000000537B000-memory.dmp

                Filesize

                300KB

              • memory/3088-184-0x0000000006460000-0x00000000064B0000-memory.dmp

                Filesize

                320KB

              • memory/3088-183-0x00000000057C0000-0x0000000005826000-memory.dmp

                Filesize

                408KB

              • memory/3088-182-0x0000000005720000-0x00000000057B2000-memory.dmp

                Filesize

                584KB

              • memory/3088-181-0x0000000005600000-0x0000000005676000-memory.dmp

                Filesize

                472KB

              • memory/3088-185-0x0000000006780000-0x0000000006942000-memory.dmp

                Filesize

                1.8MB

              • memory/3088-179-0x00000000051D0000-0x000000000520E000-memory.dmp

                Filesize

                248KB

              • memory/3088-178-0x0000000005170000-0x0000000005182000-memory.dmp

                Filesize

                72KB

              • memory/3088-177-0x0000000005440000-0x000000000554A000-memory.dmp

                Filesize

                1.0MB

              • memory/3088-176-0x0000000005940000-0x0000000005F46000-memory.dmp

                Filesize

                6.0MB

              • memory/3088-175-0x0000000001010000-0x0000000001016000-memory.dmp

                Filesize

                24KB

              • memory/3088-186-0x00000000086B0000-0x0000000008BDC000-memory.dmp

                Filesize

                5.2MB

              • memory/3088-174-0x0000000000970000-0x00000000009A0000-memory.dmp

                Filesize

                192KB

              • memory/4912-144-0x0000000004E20000-0x0000000004E32000-memory.dmp

                Filesize

                72KB

              • memory/4912-169-0x00000000021F0000-0x0000000002200000-memory.dmp

                Filesize

                64KB

              • memory/4912-168-0x00000000021F0000-0x0000000002200000-memory.dmp

                Filesize

                64KB

              • memory/4912-167-0x00000000021F0000-0x0000000002200000-memory.dmp

                Filesize

                64KB

              • memory/4912-166-0x0000000004E20000-0x0000000004E32000-memory.dmp

                Filesize

                72KB

              • memory/4912-164-0x0000000004E20000-0x0000000004E32000-memory.dmp

                Filesize

                72KB

              • memory/4912-162-0x0000000004E20000-0x0000000004E32000-memory.dmp

                Filesize

                72KB

              • memory/4912-160-0x0000000004E20000-0x0000000004E32000-memory.dmp

                Filesize

                72KB

              • memory/4912-158-0x0000000004E20000-0x0000000004E32000-memory.dmp

                Filesize

                72KB

              • memory/4912-156-0x0000000004E20000-0x0000000004E32000-memory.dmp

                Filesize

                72KB

              • memory/4912-154-0x0000000004E20000-0x0000000004E32000-memory.dmp

                Filesize

                72KB

              • memory/4912-152-0x0000000004E20000-0x0000000004E32000-memory.dmp

                Filesize

                72KB

              • memory/4912-148-0x0000000004E20000-0x0000000004E32000-memory.dmp

                Filesize

                72KB

              • memory/4912-150-0x0000000004E20000-0x0000000004E32000-memory.dmp

                Filesize

                72KB

              • memory/4912-146-0x0000000004E20000-0x0000000004E32000-memory.dmp

                Filesize

                72KB

              • memory/4912-142-0x0000000004E20000-0x0000000004E32000-memory.dmp

                Filesize

                72KB

              • memory/4912-140-0x0000000004E20000-0x0000000004E32000-memory.dmp

                Filesize

                72KB

              • memory/4912-139-0x0000000004E20000-0x0000000004E32000-memory.dmp

                Filesize

                72KB

              • memory/4912-138-0x00000000021F0000-0x0000000002200000-memory.dmp

                Filesize

                64KB

              • memory/4912-137-0x00000000021F0000-0x0000000002200000-memory.dmp

                Filesize

                64KB

              • memory/4912-136-0x00000000021F0000-0x0000000002200000-memory.dmp

                Filesize

                64KB

              • memory/4912-135-0x0000000004E20000-0x0000000004E38000-memory.dmp

                Filesize

                96KB

              • memory/4912-134-0x00000000048D0000-0x0000000004DCE000-memory.dmp

                Filesize

                5.0MB

              • memory/4912-133-0x00000000022F0000-0x000000000230A000-memory.dmp

                Filesize

                104KB