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Analysis

  • max time kernel
    115s
  • max time network
    127s
  • 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, 21:39

General

  • Target

    f65a89f6d7b12cc4972278bd37dd813709efdff2074825a2b32499d485caaccf.exe

  • Size

    569KB

  • MD5

    dd6103aab40fe105ecd39e4f5db83fe4

  • SHA1

    8aa367127ce6ebe413ed923b77975436ccbb2525

  • SHA256

    f65a89f6d7b12cc4972278bd37dd813709efdff2074825a2b32499d485caaccf

  • SHA512

    24bc6978cec0f690fce8a3610d80a73aab31e6ab61b8a759a1b86ddffeb703856d9557aea47a2a734b233a48b96f0d63bd0c927b2b6986f4dc7963af75b37a52

  • SSDEEP

    12288:RMrsy90gahimz7AuxqVrhAfM7hjpKewASe4Ts3q:5y5sVAuxY1T738pL

Malware Config

Extracted

Family

redline

Botnet

mango

C2

193.233.20.28:4125

Attributes
  • auth_value

    ecf79d7f5227d998a3501c972d915d23

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 19 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\f65a89f6d7b12cc4972278bd37dd813709efdff2074825a2b32499d485caaccf.exe
    "C:\Users\Admin\AppData\Local\Temp\f65a89f6d7b12cc4972278bd37dd813709efdff2074825a2b32499d485caaccf.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4632
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r5849oY.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r5849oY.exe
      2⤵
      • Modifies Windows Defender Real-time Protection settings
      • Executes dropped EXE
      • Windows security modification
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4192
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4192 -s 1096
        3⤵
        • Program crash
        PID:1328
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w56ll07.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w56ll07.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1832
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1832 -s 1332
        3⤵
        • Program crash
        PID:4572
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4192 -ip 4192
    1⤵
      PID:3744
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 1832 -ip 1832
      1⤵
        PID:1576

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r5849oY.exe

        Filesize

        322KB

        MD5

        8141937b23cd1895e561d8e90fdeeff3

        SHA1

        6f810e9e480564f5837461f8ccdd07c951a1bece

        SHA256

        ddda10348c77cf0a1539c3a42ce4f71e2c1895ab9b77348256e0a1f01c0936b6

        SHA512

        40957cd33c4be1dab98ac0c40424c868aa3be6f6265fa28df050e5a4844ac6324acb93770bc6cb7cafedabc93fab9b9179a6e6525f6b3dd6fa9e31b4d5da5bec

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r5849oY.exe

        Filesize

        322KB

        MD5

        8141937b23cd1895e561d8e90fdeeff3

        SHA1

        6f810e9e480564f5837461f8ccdd07c951a1bece

        SHA256

        ddda10348c77cf0a1539c3a42ce4f71e2c1895ab9b77348256e0a1f01c0936b6

        SHA512

        40957cd33c4be1dab98ac0c40424c868aa3be6f6265fa28df050e5a4844ac6324acb93770bc6cb7cafedabc93fab9b9179a6e6525f6b3dd6fa9e31b4d5da5bec

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w56ll07.exe

        Filesize

        307KB

        MD5

        70031313e5c5d19e8a0a5b2129a0349c

        SHA1

        9ec5c0765581fc7b7c0b5546302566f39cc9b4a2

        SHA256

        11fabd86822c10caf14f9e189d3071ea1355dd996e437eac8eef01a0e419302c

        SHA512

        3d70c382b30ab570c76ee0ccc1a6fbbaf17ab4bd3985d0d7a2eb674f782dfa720698b08d22c0ce115de9c178d3327460a1701e1894cae69ed21dc66da52d9b2a

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w56ll07.exe

        Filesize

        307KB

        MD5

        70031313e5c5d19e8a0a5b2129a0349c

        SHA1

        9ec5c0765581fc7b7c0b5546302566f39cc9b4a2

        SHA256

        11fabd86822c10caf14f9e189d3071ea1355dd996e437eac8eef01a0e419302c

        SHA512

        3d70c382b30ab570c76ee0ccc1a6fbbaf17ab4bd3985d0d7a2eb674f782dfa720698b08d22c0ce115de9c178d3327460a1701e1894cae69ed21dc66da52d9b2a

      • memory/1832-392-0x0000000004AF0000-0x0000000004B00000-memory.dmp

        Filesize

        64KB

      • memory/1832-1093-0x00000000052B0000-0x00000000058C8000-memory.dmp

        Filesize

        6.1MB

      • memory/1832-1108-0x0000000008DE0000-0x000000000930C000-memory.dmp

        Filesize

        5.2MB

      • memory/1832-1107-0x0000000008BF0000-0x0000000008DB2000-memory.dmp

        Filesize

        1.8MB

      • memory/1832-1106-0x0000000004AF0000-0x0000000004B00000-memory.dmp

        Filesize

        64KB

      • memory/1832-1105-0x0000000004AF0000-0x0000000004B00000-memory.dmp

        Filesize

        64KB

      • memory/1832-1104-0x0000000004AF0000-0x0000000004B00000-memory.dmp

        Filesize

        64KB

      • memory/1832-1103-0x0000000004AF0000-0x0000000004B00000-memory.dmp

        Filesize

        64KB

      • memory/1832-1102-0x00000000065D0000-0x0000000006620000-memory.dmp

        Filesize

        320KB

      • memory/1832-1101-0x0000000006540000-0x00000000065B6000-memory.dmp

        Filesize

        472KB

      • memory/1832-1100-0x0000000006470000-0x0000000006502000-memory.dmp

        Filesize

        584KB

      • memory/1832-1098-0x0000000005DA0000-0x0000000005E06000-memory.dmp

        Filesize

        408KB

      • memory/1832-1097-0x0000000004AF0000-0x0000000004B00000-memory.dmp

        Filesize

        64KB

      • memory/1832-1096-0x0000000005AB0000-0x0000000005AEC000-memory.dmp

        Filesize

        240KB

      • memory/1832-1095-0x0000000005A90000-0x0000000005AA2000-memory.dmp

        Filesize

        72KB

      • memory/1832-1094-0x0000000005950000-0x0000000005A5A000-memory.dmp

        Filesize

        1.0MB

      • memory/1832-194-0x00000000050D0000-0x000000000510E000-memory.dmp

        Filesize

        248KB

      • memory/1832-396-0x0000000004AF0000-0x0000000004B00000-memory.dmp

        Filesize

        64KB

      • memory/1832-394-0x0000000004AF0000-0x0000000004B00000-memory.dmp

        Filesize

        64KB

      • memory/1832-390-0x0000000000510000-0x000000000055B000-memory.dmp

        Filesize

        300KB

      • memory/1832-216-0x00000000050D0000-0x000000000510E000-memory.dmp

        Filesize

        248KB

      • memory/1832-214-0x00000000050D0000-0x000000000510E000-memory.dmp

        Filesize

        248KB

      • memory/1832-212-0x00000000050D0000-0x000000000510E000-memory.dmp

        Filesize

        248KB

      • memory/1832-210-0x00000000050D0000-0x000000000510E000-memory.dmp

        Filesize

        248KB

      • memory/1832-183-0x00000000050D0000-0x000000000510E000-memory.dmp

        Filesize

        248KB

      • memory/1832-184-0x00000000050D0000-0x000000000510E000-memory.dmp

        Filesize

        248KB

      • memory/1832-186-0x00000000050D0000-0x000000000510E000-memory.dmp

        Filesize

        248KB

      • memory/1832-188-0x00000000050D0000-0x000000000510E000-memory.dmp

        Filesize

        248KB

      • memory/1832-190-0x00000000050D0000-0x000000000510E000-memory.dmp

        Filesize

        248KB

      • memory/1832-198-0x00000000050D0000-0x000000000510E000-memory.dmp

        Filesize

        248KB

      • memory/1832-208-0x00000000050D0000-0x000000000510E000-memory.dmp

        Filesize

        248KB

      • memory/1832-204-0x00000000050D0000-0x000000000510E000-memory.dmp

        Filesize

        248KB

      • memory/1832-192-0x00000000050D0000-0x000000000510E000-memory.dmp

        Filesize

        248KB

      • memory/1832-200-0x00000000050D0000-0x000000000510E000-memory.dmp

        Filesize

        248KB

      • memory/1832-202-0x00000000050D0000-0x000000000510E000-memory.dmp

        Filesize

        248KB

      • memory/1832-196-0x00000000050D0000-0x000000000510E000-memory.dmp

        Filesize

        248KB

      • memory/1832-206-0x00000000050D0000-0x000000000510E000-memory.dmp

        Filesize

        248KB

      • memory/4192-149-0x0000000004A40000-0x0000000004A52000-memory.dmp

        Filesize

        72KB

      • memory/4192-174-0x0000000000400000-0x00000000004D4000-memory.dmp

        Filesize

        848KB

      • memory/4192-143-0x0000000004AD0000-0x0000000004AE0000-memory.dmp

        Filesize

        64KB

      • memory/4192-178-0x0000000000400000-0x00000000004D4000-memory.dmp

        Filesize

        848KB

      • memory/4192-176-0x0000000004AD0000-0x0000000004AE0000-memory.dmp

        Filesize

        64KB

      • memory/4192-175-0x0000000004AD0000-0x0000000004AE0000-memory.dmp

        Filesize

        64KB

      • memory/4192-144-0x0000000004AD0000-0x0000000004AE0000-memory.dmp

        Filesize

        64KB

      • memory/4192-141-0x0000000004AE0000-0x0000000005084000-memory.dmp

        Filesize

        5.6MB

      • memory/4192-173-0x0000000004A40000-0x0000000004A52000-memory.dmp

        Filesize

        72KB

      • memory/4192-171-0x0000000004A40000-0x0000000004A52000-memory.dmp

        Filesize

        72KB

      • memory/4192-142-0x0000000001E80000-0x0000000001EAD000-memory.dmp

        Filesize

        180KB

      • memory/4192-169-0x0000000004A40000-0x0000000004A52000-memory.dmp

        Filesize

        72KB

      • memory/4192-157-0x0000000004A40000-0x0000000004A52000-memory.dmp

        Filesize

        72KB

      • memory/4192-167-0x0000000004A40000-0x0000000004A52000-memory.dmp

        Filesize

        72KB

      • memory/4192-161-0x0000000004A40000-0x0000000004A52000-memory.dmp

        Filesize

        72KB

      • memory/4192-159-0x0000000004A40000-0x0000000004A52000-memory.dmp

        Filesize

        72KB

      • memory/4192-163-0x0000000004A40000-0x0000000004A52000-memory.dmp

        Filesize

        72KB

      • memory/4192-155-0x0000000004A40000-0x0000000004A52000-memory.dmp

        Filesize

        72KB

      • memory/4192-153-0x0000000004A40000-0x0000000004A52000-memory.dmp

        Filesize

        72KB

      • memory/4192-151-0x0000000004A40000-0x0000000004A52000-memory.dmp

        Filesize

        72KB

      • memory/4192-165-0x0000000004A40000-0x0000000004A52000-memory.dmp

        Filesize

        72KB

      • memory/4192-147-0x0000000004A40000-0x0000000004A52000-memory.dmp

        Filesize

        72KB

      • memory/4192-146-0x0000000004A40000-0x0000000004A52000-memory.dmp

        Filesize

        72KB

      • memory/4192-145-0x0000000004AD0000-0x0000000004AE0000-memory.dmp

        Filesize

        64KB