Analysis

  • max time kernel
    95s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-03-2023 18:45

General

  • Target

    f7c5fa4827337db7f3f3005a1b28a3da250617b19812555f1054731c454b7ac5.exe

  • Size

    672KB

  • MD5

    4ed48d38b04c3c29c563b9e14209947d

  • SHA1

    d113c9be013d20eed427c468506fb3a85550bfce

  • SHA256

    f7c5fa4827337db7f3f3005a1b28a3da250617b19812555f1054731c454b7ac5

  • SHA512

    f0063959c82ad96594a7cf5a211d291aeaeff2fce401bd1aeca56985cdcab82a6c52043d80eddf3ead569fcbd08e630d57a80e7ba15b013a5e0bbf3d5e69e1cf

  • SSDEEP

    12288:+Mr0y90iaftyyrLttVqsQCGRmtp1AZtq6Womev+Yl7r+ptajQgZkX:uyaVDsI+ZxWo+8+najxZkX

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

spora

C2

176.113.115.145:4125

Attributes
  • auth_value

    441b39ab37774b2ca9931c31e1bc6071

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 20 IoCs
  • Executes dropped EXE 4 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 4 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f7c5fa4827337db7f3f3005a1b28a3da250617b19812555f1054731c454b7ac5.exe
    "C:\Users\Admin\AppData\Local\Temp\f7c5fa4827337db7f3f3005a1b28a3da250617b19812555f1054731c454b7ac5.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1840
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un342144.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un342144.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:264
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8219.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8219.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4132
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4132 -s 1080
          4⤵
          • Program crash
          PID:3692
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6040.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6040.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1676
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1676 -s 1348
          4⤵
          • Program crash
          PID:2680
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si229726.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si229726.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3736
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4132 -ip 4132
    1⤵
      PID:1848
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 192 -p 1676 -ip 1676
      1⤵
        PID:384

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Persistence

      Modify Existing Service

      1
      T1031

      Registry Run Keys / Startup Folder

      1
      T1060

      Defense Evasion

      Modify Registry

      3
      T1112

      Disabling Security Tools

      2
      T1089

      Credential Access

      Credentials in Files

      2
      T1081

      Discovery

      Query Registry

      1
      T1012

      Collection

      Data from Local System

      2
      T1005

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si229726.exe
        Filesize

        175KB

        MD5

        dce03d57be5e063617a65f3d96e6fb7b

        SHA1

        4edac4bb42e940d6dd77b6d4102e9d9bfae4480b

        SHA256

        4f7196f8891fb9b6824f84c557f81e39b097ef0a122e0abfb968870feca2cb26

        SHA512

        bb1e41c49dcd1d940d9802aebeb4c9f099a450b79d81fbc7cc4e7bb0e685564506f63f9bb266ebd51e5e7ac150c9731d4d30c622fe7b02e46a18a31b9927185c

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si229726.exe
        Filesize

        175KB

        MD5

        dce03d57be5e063617a65f3d96e6fb7b

        SHA1

        4edac4bb42e940d6dd77b6d4102e9d9bfae4480b

        SHA256

        4f7196f8891fb9b6824f84c557f81e39b097ef0a122e0abfb968870feca2cb26

        SHA512

        bb1e41c49dcd1d940d9802aebeb4c9f099a450b79d81fbc7cc4e7bb0e685564506f63f9bb266ebd51e5e7ac150c9731d4d30c622fe7b02e46a18a31b9927185c

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un342144.exe
        Filesize

        530KB

        MD5

        3fd8a6d8d52c1adc9809c163c0a02a33

        SHA1

        5b3d4f0ba85e309a345fefa13deb8e8e5eb9603d

        SHA256

        039c5665ecd01824f7a0aa0659e3aa35a3af1c295f3d3078ae181b252f0ef382

        SHA512

        7f27d935ae299f12cf4285c19936f18c757ddf5a690a640e3cd17faa0b13adc74cea2e06dcf323ef5c12bdd6169ce848c62ecaed7da9d69eabc989cc4ea6f6c1

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un342144.exe
        Filesize

        530KB

        MD5

        3fd8a6d8d52c1adc9809c163c0a02a33

        SHA1

        5b3d4f0ba85e309a345fefa13deb8e8e5eb9603d

        SHA256

        039c5665ecd01824f7a0aa0659e3aa35a3af1c295f3d3078ae181b252f0ef382

        SHA512

        7f27d935ae299f12cf4285c19936f18c757ddf5a690a640e3cd17faa0b13adc74cea2e06dcf323ef5c12bdd6169ce848c62ecaed7da9d69eabc989cc4ea6f6c1

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8219.exe
        Filesize

        259KB

        MD5

        4692803ead38c14b6b17a1daa103a1e3

        SHA1

        b807573950bf41e4203d3f0a9a8828b3efcc5d79

        SHA256

        a2a4ea44873037bd80831319d5313a130b5b86ddcf77961265e308dc2bfc7171

        SHA512

        832288ea447e17bcd415ae2c1f441f92a525d31582f966a540d98bab674e906dcd4e1ca3ee3f5da6aec79d714aaeab28054b87a44283646572b796909d93cf07

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8219.exe
        Filesize

        259KB

        MD5

        4692803ead38c14b6b17a1daa103a1e3

        SHA1

        b807573950bf41e4203d3f0a9a8828b3efcc5d79

        SHA256

        a2a4ea44873037bd80831319d5313a130b5b86ddcf77961265e308dc2bfc7171

        SHA512

        832288ea447e17bcd415ae2c1f441f92a525d31582f966a540d98bab674e906dcd4e1ca3ee3f5da6aec79d714aaeab28054b87a44283646572b796909d93cf07

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6040.exe
        Filesize

        318KB

        MD5

        6bca244975accf011c06578496e6f623

        SHA1

        64f995d8dc5f65cbd235246762034a0c9a44a587

        SHA256

        70b98d9e4fdff27d9d0f28aa72c2337a6686367333872698c7d8bebcdaf26b3d

        SHA512

        acb6e006d0ac89bc0dce085ea574f640898288886f589670f7fb3e91424b3caa8b405a2b4bd0b5898579f1cf97679994a1f4f5a4ac8561f0d5d2be735e3dfbbb

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6040.exe
        Filesize

        318KB

        MD5

        6bca244975accf011c06578496e6f623

        SHA1

        64f995d8dc5f65cbd235246762034a0c9a44a587

        SHA256

        70b98d9e4fdff27d9d0f28aa72c2337a6686367333872698c7d8bebcdaf26b3d

        SHA512

        acb6e006d0ac89bc0dce085ea574f640898288886f589670f7fb3e91424b3caa8b405a2b4bd0b5898579f1cf97679994a1f4f5a4ac8561f0d5d2be735e3dfbbb

      • memory/1676-227-0x0000000002720000-0x000000000275F000-memory.dmp
        Filesize

        252KB

      • memory/1676-1102-0x00000000058A0000-0x00000000058B2000-memory.dmp
        Filesize

        72KB

      • memory/1676-1115-0x00000000068A0000-0x0000000006DCC000-memory.dmp
        Filesize

        5.2MB

      • memory/1676-1114-0x00000000066D0000-0x0000000006892000-memory.dmp
        Filesize

        1.8MB

      • memory/1676-1113-0x0000000006650000-0x00000000066A0000-memory.dmp
        Filesize

        320KB

      • memory/1676-1112-0x00000000065C0000-0x0000000006636000-memory.dmp
        Filesize

        472KB

      • memory/1676-1111-0x0000000002250000-0x0000000002260000-memory.dmp
        Filesize

        64KB

      • memory/1676-1110-0x0000000002250000-0x0000000002260000-memory.dmp
        Filesize

        64KB

      • memory/1676-1109-0x0000000002250000-0x0000000002260000-memory.dmp
        Filesize

        64KB

      • memory/1676-1108-0x0000000002250000-0x0000000002260000-memory.dmp
        Filesize

        64KB

      • memory/1676-1106-0x0000000005C50000-0x0000000005CB6000-memory.dmp
        Filesize

        408KB

      • memory/1676-1105-0x0000000005BB0000-0x0000000005C42000-memory.dmp
        Filesize

        584KB

      • memory/1676-1104-0x00000000058C0000-0x00000000058FC000-memory.dmp
        Filesize

        240KB

      • memory/1676-1103-0x0000000002250000-0x0000000002260000-memory.dmp
        Filesize

        64KB

      • memory/1676-1101-0x0000000005760000-0x000000000586A000-memory.dmp
        Filesize

        1.0MB

      • memory/1676-1100-0x00000000050D0000-0x00000000056E8000-memory.dmp
        Filesize

        6.1MB

      • memory/1676-225-0x0000000002720000-0x000000000275F000-memory.dmp
        Filesize

        252KB

      • memory/1676-221-0x0000000002720000-0x000000000275F000-memory.dmp
        Filesize

        252KB

      • memory/1676-222-0x0000000002250000-0x0000000002260000-memory.dmp
        Filesize

        64KB

      • memory/1676-223-0x0000000002250000-0x0000000002260000-memory.dmp
        Filesize

        64KB

      • memory/1676-220-0x0000000002250000-0x0000000002260000-memory.dmp
        Filesize

        64KB

      • memory/1676-218-0x0000000002720000-0x000000000275F000-memory.dmp
        Filesize

        252KB

      • memory/1676-190-0x0000000002720000-0x000000000275F000-memory.dmp
        Filesize

        252KB

      • memory/1676-191-0x0000000002720000-0x000000000275F000-memory.dmp
        Filesize

        252KB

      • memory/1676-193-0x0000000002720000-0x000000000275F000-memory.dmp
        Filesize

        252KB

      • memory/1676-195-0x0000000002720000-0x000000000275F000-memory.dmp
        Filesize

        252KB

      • memory/1676-197-0x0000000002720000-0x000000000275F000-memory.dmp
        Filesize

        252KB

      • memory/1676-199-0x0000000002720000-0x000000000275F000-memory.dmp
        Filesize

        252KB

      • memory/1676-201-0x0000000002720000-0x000000000275F000-memory.dmp
        Filesize

        252KB

      • memory/1676-203-0x0000000002720000-0x000000000275F000-memory.dmp
        Filesize

        252KB

      • memory/1676-205-0x0000000002720000-0x000000000275F000-memory.dmp
        Filesize

        252KB

      • memory/1676-207-0x0000000002720000-0x000000000275F000-memory.dmp
        Filesize

        252KB

      • memory/1676-209-0x0000000002720000-0x000000000275F000-memory.dmp
        Filesize

        252KB

      • memory/1676-211-0x0000000002720000-0x000000000275F000-memory.dmp
        Filesize

        252KB

      • memory/1676-213-0x0000000002720000-0x000000000275F000-memory.dmp
        Filesize

        252KB

      • memory/1676-215-0x0000000002720000-0x000000000275F000-memory.dmp
        Filesize

        252KB

      • memory/1676-217-0x00000000020C0000-0x000000000210B000-memory.dmp
        Filesize

        300KB

      • memory/3736-1121-0x00000000007D0000-0x0000000000802000-memory.dmp
        Filesize

        200KB

      • memory/3736-1122-0x0000000005100000-0x0000000005110000-memory.dmp
        Filesize

        64KB

      • memory/4132-175-0x00000000026D0000-0x00000000026E2000-memory.dmp
        Filesize

        72KB

      • memory/4132-148-0x00000000005D0000-0x00000000005FD000-memory.dmp
        Filesize

        180KB

      • memory/4132-183-0x0000000004C10000-0x0000000004C20000-memory.dmp
        Filesize

        64KB

      • memory/4132-182-0x0000000004C10000-0x0000000004C20000-memory.dmp
        Filesize

        64KB

      • memory/4132-150-0x00000000026D0000-0x00000000026E2000-memory.dmp
        Filesize

        72KB

      • memory/4132-180-0x0000000000400000-0x00000000004B1000-memory.dmp
        Filesize

        708KB

      • memory/4132-179-0x0000000004C10000-0x0000000004C20000-memory.dmp
        Filesize

        64KB

      • memory/4132-155-0x00000000026D0000-0x00000000026E2000-memory.dmp
        Filesize

        72KB

      • memory/4132-178-0x0000000004C10000-0x0000000004C20000-memory.dmp
        Filesize

        64KB

      • memory/4132-177-0x00000000026D0000-0x00000000026E2000-memory.dmp
        Filesize

        72KB

      • memory/4132-153-0x00000000026D0000-0x00000000026E2000-memory.dmp
        Filesize

        72KB

      • memory/4132-184-0x0000000004C10000-0x0000000004C20000-memory.dmp
        Filesize

        64KB

      • memory/4132-167-0x00000000026D0000-0x00000000026E2000-memory.dmp
        Filesize

        72KB

      • memory/4132-169-0x00000000026D0000-0x00000000026E2000-memory.dmp
        Filesize

        72KB

      • memory/4132-171-0x00000000026D0000-0x00000000026E2000-memory.dmp
        Filesize

        72KB

      • memory/4132-165-0x00000000026D0000-0x00000000026E2000-memory.dmp
        Filesize

        72KB

      • memory/4132-163-0x00000000026D0000-0x00000000026E2000-memory.dmp
        Filesize

        72KB

      • memory/4132-161-0x00000000026D0000-0x00000000026E2000-memory.dmp
        Filesize

        72KB

      • memory/4132-159-0x00000000026D0000-0x00000000026E2000-memory.dmp
        Filesize

        72KB

      • memory/4132-157-0x00000000026D0000-0x00000000026E2000-memory.dmp
        Filesize

        72KB

      • memory/4132-149-0x0000000004C20000-0x00000000051C4000-memory.dmp
        Filesize

        5.6MB

      • memory/4132-173-0x00000000026D0000-0x00000000026E2000-memory.dmp
        Filesize

        72KB

      • memory/4132-185-0x0000000000400000-0x00000000004B1000-memory.dmp
        Filesize

        708KB

      • memory/4132-151-0x00000000026D0000-0x00000000026E2000-memory.dmp
        Filesize

        72KB