Analysis

  • max time kernel
    144s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/03/2023, 09:14

General

  • Target

    50b5c063b84fa93a0d88262b8a98ecb890a929db4cca6274512acdce966bd981.exe

  • Size

    569KB

  • MD5

    6b28be7f16379c64d944eef683b7d713

  • SHA1

    86302206929fdbc9ccac6fc3de9e16f84417f038

  • SHA256

    50b5c063b84fa93a0d88262b8a98ecb890a929db4cca6274512acdce966bd981

  • SHA512

    cca9c9c16f0627848f2feb4318add2274adc245c5d622c8c09621ad07acad6ce68f68a9eeef57b24f7f1bdf626f4c5d465cc2fb54e9b4a9e9bb4049d9b65c5eb

  • SSDEEP

    12288:OMrMy905ahimz7AuxqVufv2t1GWFb2jSrIhc8V5J:KywsVAuxYufvcbgjS8e8t

Malware Config

Extracted

Family

redline

Botnet

fud

C2

193.233.20.27:4123

Attributes
  • auth_value

    cddc991efd6918ad5321d80dac884b40

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • RedLine

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

  • RedLine payload 18 IoCs
  • Executes dropped EXE 2 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
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Program crash 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\50b5c063b84fa93a0d88262b8a98ecb890a929db4cca6274512acdce966bd981.exe
    "C:\Users\Admin\AppData\Local\Temp\50b5c063b84fa93a0d88262b8a98ecb890a929db4cca6274512acdce966bd981.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2324
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r9991ij.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r9991ij.exe
      2⤵
      • Modifies Windows Defender Real-time Protection settings
      • Executes dropped EXE
      • Windows security modification
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1228
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1228 -s 1084
        3⤵
        • Program crash
        PID:1548
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w17Dc58.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w17Dc58.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1488
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1488 -s 1664
        3⤵
        • Program crash
        PID:3932
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1228 -ip 1228
    1⤵
      PID:1008
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 1488 -ip 1488
      1⤵
        PID:5004

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r9991ij.exe

              Filesize

              322KB

              MD5

              8141937b23cd1895e561d8e90fdeeff3

              SHA1

              6f810e9e480564f5837461f8ccdd07c951a1bece

              SHA256

              ddda10348c77cf0a1539c3a42ce4f71e2c1895ab9b77348256e0a1f01c0936b6

              SHA512

              40957cd33c4be1dab98ac0c40424c868aa3be6f6265fa28df050e5a4844ac6324acb93770bc6cb7cafedabc93fab9b9179a6e6525f6b3dd6fa9e31b4d5da5bec

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r9991ij.exe

              Filesize

              322KB

              MD5

              8141937b23cd1895e561d8e90fdeeff3

              SHA1

              6f810e9e480564f5837461f8ccdd07c951a1bece

              SHA256

              ddda10348c77cf0a1539c3a42ce4f71e2c1895ab9b77348256e0a1f01c0936b6

              SHA512

              40957cd33c4be1dab98ac0c40424c868aa3be6f6265fa28df050e5a4844ac6324acb93770bc6cb7cafedabc93fab9b9179a6e6525f6b3dd6fa9e31b4d5da5bec

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w17Dc58.exe

              Filesize

              301KB

              MD5

              1b1b7303d84d7476338a36be315cf17d

              SHA1

              cf0860478e62fc7ae6ba3c677a666b5102380245

              SHA256

              d3f8b9ca52931ea88524319a7d1acaa2e261f4303c66baa32ea3a3f02c370cf8

              SHA512

              f690aec4e5d2ecdcf729348028790bb7c263b89f9e7da762f77f8af7274f39310dcac222cf15fcdec143e05d3540a7650ca7006fe006ecd26b02c22448cf070d

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w17Dc58.exe

              Filesize

              301KB

              MD5

              1b1b7303d84d7476338a36be315cf17d

              SHA1

              cf0860478e62fc7ae6ba3c677a666b5102380245

              SHA256

              d3f8b9ca52931ea88524319a7d1acaa2e261f4303c66baa32ea3a3f02c370cf8

              SHA512

              f690aec4e5d2ecdcf729348028790bb7c263b89f9e7da762f77f8af7274f39310dcac222cf15fcdec143e05d3540a7650ca7006fe006ecd26b02c22448cf070d

            • memory/1228-141-0x0000000004BB0000-0x0000000005154000-memory.dmp

              Filesize

              5.6MB

            • memory/1228-142-0x0000000004A40000-0x0000000004A52000-memory.dmp

              Filesize

              72KB

            • memory/1228-143-0x0000000004A40000-0x0000000004A52000-memory.dmp

              Filesize

              72KB

            • memory/1228-145-0x0000000004A40000-0x0000000004A52000-memory.dmp

              Filesize

              72KB

            • memory/1228-147-0x0000000004A40000-0x0000000004A52000-memory.dmp

              Filesize

              72KB

            • memory/1228-149-0x0000000004A40000-0x0000000004A52000-memory.dmp

              Filesize

              72KB

            • memory/1228-152-0x00000000004E0000-0x000000000050D000-memory.dmp

              Filesize

              180KB

            • memory/1228-154-0x0000000004BA0000-0x0000000004BB0000-memory.dmp

              Filesize

              64KB

            • memory/1228-151-0x0000000004A40000-0x0000000004A52000-memory.dmp

              Filesize

              72KB

            • memory/1228-156-0x0000000004BA0000-0x0000000004BB0000-memory.dmp

              Filesize

              64KB

            • memory/1228-155-0x0000000004A40000-0x0000000004A52000-memory.dmp

              Filesize

              72KB

            • memory/1228-158-0x0000000004BA0000-0x0000000004BB0000-memory.dmp

              Filesize

              64KB

            • memory/1228-159-0x0000000004A40000-0x0000000004A52000-memory.dmp

              Filesize

              72KB

            • memory/1228-161-0x0000000004A40000-0x0000000004A52000-memory.dmp

              Filesize

              72KB

            • memory/1228-163-0x0000000004A40000-0x0000000004A52000-memory.dmp

              Filesize

              72KB

            • memory/1228-165-0x0000000004A40000-0x0000000004A52000-memory.dmp

              Filesize

              72KB

            • memory/1228-167-0x0000000004A40000-0x0000000004A52000-memory.dmp

              Filesize

              72KB

            • memory/1228-169-0x0000000004A40000-0x0000000004A52000-memory.dmp

              Filesize

              72KB

            • memory/1228-171-0x0000000004A40000-0x0000000004A52000-memory.dmp

              Filesize

              72KB

            • memory/1228-173-0x0000000004A40000-0x0000000004A52000-memory.dmp

              Filesize

              72KB

            • memory/1228-174-0x0000000000400000-0x00000000004D4000-memory.dmp

              Filesize

              848KB

            • memory/1228-175-0x0000000004BA0000-0x0000000004BB0000-memory.dmp

              Filesize

              64KB

            • memory/1228-176-0x0000000004BA0000-0x0000000004BB0000-memory.dmp

              Filesize

              64KB

            • memory/1228-177-0x0000000004BA0000-0x0000000004BB0000-memory.dmp

              Filesize

              64KB

            • memory/1228-179-0x0000000000400000-0x00000000004D4000-memory.dmp

              Filesize

              848KB

            • memory/1488-184-0x0000000004FD0000-0x000000000500E000-memory.dmp

              Filesize

              248KB

            • memory/1488-185-0x0000000004FD0000-0x000000000500E000-memory.dmp

              Filesize

              248KB

            • memory/1488-187-0x0000000004FD0000-0x000000000500E000-memory.dmp

              Filesize

              248KB

            • memory/1488-189-0x0000000004FD0000-0x000000000500E000-memory.dmp

              Filesize

              248KB

            • memory/1488-191-0x0000000004FD0000-0x000000000500E000-memory.dmp

              Filesize

              248KB

            • memory/1488-193-0x0000000004FD0000-0x000000000500E000-memory.dmp

              Filesize

              248KB

            • memory/1488-195-0x0000000004FD0000-0x000000000500E000-memory.dmp

              Filesize

              248KB

            • memory/1488-197-0x0000000004FD0000-0x000000000500E000-memory.dmp

              Filesize

              248KB

            • memory/1488-199-0x0000000004FD0000-0x000000000500E000-memory.dmp

              Filesize

              248KB

            • memory/1488-201-0x0000000004FD0000-0x000000000500E000-memory.dmp

              Filesize

              248KB

            • memory/1488-203-0x0000000004FD0000-0x000000000500E000-memory.dmp

              Filesize

              248KB

            • memory/1488-205-0x0000000004FD0000-0x000000000500E000-memory.dmp

              Filesize

              248KB

            • memory/1488-207-0x0000000004FD0000-0x000000000500E000-memory.dmp

              Filesize

              248KB

            • memory/1488-209-0x0000000004FD0000-0x000000000500E000-memory.dmp

              Filesize

              248KB

            • memory/1488-211-0x0000000004FD0000-0x000000000500E000-memory.dmp

              Filesize

              248KB

            • memory/1488-213-0x0000000004FD0000-0x000000000500E000-memory.dmp

              Filesize

              248KB

            • memory/1488-215-0x0000000004FD0000-0x000000000500E000-memory.dmp

              Filesize

              248KB

            • memory/1488-217-0x0000000004FD0000-0x000000000500E000-memory.dmp

              Filesize

              248KB

            • memory/1488-466-0x0000000000570000-0x00000000005BB000-memory.dmp

              Filesize

              300KB

            • memory/1488-469-0x0000000004970000-0x0000000004980000-memory.dmp

              Filesize

              64KB

            • memory/1488-467-0x0000000004970000-0x0000000004980000-memory.dmp

              Filesize

              64KB

            • memory/1488-470-0x0000000004970000-0x0000000004980000-memory.dmp

              Filesize

              64KB

            • memory/1488-1094-0x00000000051B0000-0x00000000057C8000-memory.dmp

              Filesize

              6.1MB

            • memory/1488-1095-0x0000000005850000-0x000000000595A000-memory.dmp

              Filesize

              1.0MB

            • memory/1488-1096-0x0000000005990000-0x00000000059A2000-memory.dmp

              Filesize

              72KB

            • memory/1488-1097-0x0000000004970000-0x0000000004980000-memory.dmp

              Filesize

              64KB

            • memory/1488-1098-0x00000000059B0000-0x00000000059EC000-memory.dmp

              Filesize

              240KB

            • memory/1488-1100-0x0000000005CA0000-0x0000000005D06000-memory.dmp

              Filesize

              408KB

            • memory/1488-1101-0x0000000006360000-0x00000000063F2000-memory.dmp

              Filesize

              584KB

            • memory/1488-1102-0x0000000004970000-0x0000000004980000-memory.dmp

              Filesize

              64KB

            • memory/1488-1103-0x0000000004970000-0x0000000004980000-memory.dmp

              Filesize

              64KB

            • memory/1488-1104-0x0000000004970000-0x0000000004980000-memory.dmp

              Filesize

              64KB

            • memory/1488-1105-0x0000000006460000-0x0000000006622000-memory.dmp

              Filesize

              1.8MB

            • memory/1488-1106-0x0000000006640000-0x0000000006B6C000-memory.dmp

              Filesize

              5.2MB

            • memory/1488-1107-0x0000000004970000-0x0000000004980000-memory.dmp

              Filesize

              64KB

            • memory/1488-1108-0x00000000070F0000-0x0000000007166000-memory.dmp

              Filesize

              472KB

            • memory/1488-1109-0x0000000007170000-0x00000000071C0000-memory.dmp

              Filesize

              320KB