Analysis

  • max time kernel
    101s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/03/2023, 07:49

General

  • Target

    b5bcabafe456aae98ab0a900756fbe7fec1549f2d508ff4785888201732dc165.exe

  • Size

    684KB

  • MD5

    48adbd05c1c43d4c74a657ca559d8503

  • SHA1

    473110f5adeb759b85cebe9fbbe80e0bd8a8fffb

  • SHA256

    b5bcabafe456aae98ab0a900756fbe7fec1549f2d508ff4785888201732dc165

  • SHA512

    39b1a88b701cfb13e967520e1a2644cab29c5b71e80eed0b6525c0c104118bbb7fab8b9323b74831dfe91a6ed5f482ad9b4c16adc8b0ed1401c17f43a033223b

  • SSDEEP

    12288:xMr8y90EY4apXvk6vGv6yjCKHR5cMRbovU1bmVL3D0Wq0A5:5yB21GZjC+5cOyKmVLSn

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

from

C2

176.113.115.145:4125

Attributes
  • auth_value

    8633e283485822a4a48f0a41d5397566

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\b5bcabafe456aae98ab0a900756fbe7fec1549f2d508ff4785888201732dc165.exe
    "C:\Users\Admin\AppData\Local\Temp\b5bcabafe456aae98ab0a900756fbe7fec1549f2d508ff4785888201732dc165.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:436
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un369471.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un369471.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1172
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1637.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1637.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1420
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1420 -s 1080
          4⤵
          • Program crash
          PID:4556
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6791.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6791.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:764
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 764 -s 1736
          4⤵
          • Program crash
          PID:3868
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si661553.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si661553.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:396
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1420 -ip 1420
    1⤵
      PID:3968
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 764 -ip 764
      1⤵
        PID:4476

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si661553.exe

        Filesize

        175KB

        MD5

        57907253057cdc8dc51c211eea2ac842

        SHA1

        4b216ca795aa3fd74c08a2bdbe42c76ff0d41d2b

        SHA256

        4a50da74867e2ea9eed9983236b413aa13b24e94f8f9b966be6b86911b411d2a

        SHA512

        7db6f0ad85cd6ff92061b5e8c5a238d44190c017fa957f18b52cda092d0cb922f208c9d6eb82640e01d3797b22bd743d451d669884f52ed3e8ca6fecec1e3be2

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si661553.exe

        Filesize

        175KB

        MD5

        57907253057cdc8dc51c211eea2ac842

        SHA1

        4b216ca795aa3fd74c08a2bdbe42c76ff0d41d2b

        SHA256

        4a50da74867e2ea9eed9983236b413aa13b24e94f8f9b966be6b86911b411d2a

        SHA512

        7db6f0ad85cd6ff92061b5e8c5a238d44190c017fa957f18b52cda092d0cb922f208c9d6eb82640e01d3797b22bd743d451d669884f52ed3e8ca6fecec1e3be2

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un369471.exe

        Filesize

        542KB

        MD5

        a59a3905ee24897658999a6c6fd62d27

        SHA1

        48b7fc678b81728644a43b1202ae243d6bef5745

        SHA256

        c4aaf675230b6d089220d7a252113759496072ae23c8ccd31df298772385bfdd

        SHA512

        6b5f547c4e4d3fa0e4bf0ec9f5663e81d9ceecf4b61b2210f390390bd9b72720dda5041b965a3d5d5770ca150214060eaaaba5d9478d87f2782d5fe62fc3aca7

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un369471.exe

        Filesize

        542KB

        MD5

        a59a3905ee24897658999a6c6fd62d27

        SHA1

        48b7fc678b81728644a43b1202ae243d6bef5745

        SHA256

        c4aaf675230b6d089220d7a252113759496072ae23c8ccd31df298772385bfdd

        SHA512

        6b5f547c4e4d3fa0e4bf0ec9f5663e81d9ceecf4b61b2210f390390bd9b72720dda5041b965a3d5d5770ca150214060eaaaba5d9478d87f2782d5fe62fc3aca7

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1637.exe

        Filesize

        321KB

        MD5

        4f648ea68eedd16d8f907d5a934db37b

        SHA1

        cd5a8a7fbd2a62b7b0d758055b012222dd64aa65

        SHA256

        ef88e43e111692abb5f8ac336a5087f618eb9c392e80fc0bd29309e41ebc489c

        SHA512

        982c2f997b14e43ab57c106cd688492be0648cd62bb2fe35b5ec3a261fa493aa7bf714071349ec0e37361c4748532f42e875fcc7a9f2cf14e59d7046cf5566db

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1637.exe

        Filesize

        321KB

        MD5

        4f648ea68eedd16d8f907d5a934db37b

        SHA1

        cd5a8a7fbd2a62b7b0d758055b012222dd64aa65

        SHA256

        ef88e43e111692abb5f8ac336a5087f618eb9c392e80fc0bd29309e41ebc489c

        SHA512

        982c2f997b14e43ab57c106cd688492be0648cd62bb2fe35b5ec3a261fa493aa7bf714071349ec0e37361c4748532f42e875fcc7a9f2cf14e59d7046cf5566db

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6791.exe

        Filesize

        380KB

        MD5

        2e30e5e9e8e47345d57caf50aad9b817

        SHA1

        4ddef4b53f69b6b262b053cd332887d7b06b2185

        SHA256

        1d62487e67f7397f3c2a83b609ae754823e2e216ee1732e97f3f46ef5a129310

        SHA512

        e868037a83ac41772dfad7e05f179b70487e6545208388626705a690d4abb7e14cb3765b2334f118de7a313f5e65c6c7d1ee60568d27658f9c28c593573e3d46

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6791.exe

        Filesize

        380KB

        MD5

        2e30e5e9e8e47345d57caf50aad9b817

        SHA1

        4ddef4b53f69b6b262b053cd332887d7b06b2185

        SHA256

        1d62487e67f7397f3c2a83b609ae754823e2e216ee1732e97f3f46ef5a129310

        SHA512

        e868037a83ac41772dfad7e05f179b70487e6545208388626705a690d4abb7e14cb3765b2334f118de7a313f5e65c6c7d1ee60568d27658f9c28c593573e3d46

      • memory/396-1122-0x00000000051F0000-0x0000000005200000-memory.dmp

        Filesize

        64KB

      • memory/396-1121-0x00000000051F0000-0x0000000005200000-memory.dmp

        Filesize

        64KB

      • memory/396-1120-0x00000000008E0000-0x0000000000912000-memory.dmp

        Filesize

        200KB

      • memory/764-1099-0x00000000078D0000-0x0000000007EE8000-memory.dmp

        Filesize

        6.1MB

      • memory/764-1102-0x00000000080D0000-0x000000000810C000-memory.dmp

        Filesize

        240KB

      • memory/764-1114-0x0000000007310000-0x0000000007320000-memory.dmp

        Filesize

        64KB

      • memory/764-1113-0x0000000009090000-0x00000000095BC000-memory.dmp

        Filesize

        5.2MB

      • memory/764-1112-0x0000000008EB0000-0x0000000009072000-memory.dmp

        Filesize

        1.8MB

      • memory/764-1111-0x0000000008E40000-0x0000000008E90000-memory.dmp

        Filesize

        320KB

      • memory/764-1110-0x0000000008DC0000-0x0000000008E36000-memory.dmp

        Filesize

        472KB

      • memory/764-1109-0x0000000007310000-0x0000000007320000-memory.dmp

        Filesize

        64KB

      • memory/764-1107-0x0000000007310000-0x0000000007320000-memory.dmp

        Filesize

        64KB

      • memory/764-1108-0x0000000007310000-0x0000000007320000-memory.dmp

        Filesize

        64KB

      • memory/764-1106-0x0000000008460000-0x00000000084C6000-memory.dmp

        Filesize

        408KB

      • memory/764-1105-0x00000000083C0000-0x0000000008452000-memory.dmp

        Filesize

        584KB

      • memory/764-1103-0x0000000007310000-0x0000000007320000-memory.dmp

        Filesize

        64KB

      • memory/764-1101-0x00000000080B0000-0x00000000080C2000-memory.dmp

        Filesize

        72KB

      • memory/764-1100-0x0000000007F70000-0x000000000807A000-memory.dmp

        Filesize

        1.0MB

      • memory/764-226-0x0000000004E10000-0x0000000004E4F000-memory.dmp

        Filesize

        252KB

      • memory/764-224-0x0000000004E10000-0x0000000004E4F000-memory.dmp

        Filesize

        252KB

      • memory/764-222-0x0000000004E10000-0x0000000004E4F000-memory.dmp

        Filesize

        252KB

      • memory/764-189-0x0000000004E10000-0x0000000004E4F000-memory.dmp

        Filesize

        252KB

      • memory/764-190-0x0000000004E10000-0x0000000004E4F000-memory.dmp

        Filesize

        252KB

      • memory/764-192-0x0000000004E10000-0x0000000004E4F000-memory.dmp

        Filesize

        252KB

      • memory/764-194-0x0000000002B90000-0x0000000002BDB000-memory.dmp

        Filesize

        300KB

      • memory/764-195-0x0000000004E10000-0x0000000004E4F000-memory.dmp

        Filesize

        252KB

      • memory/764-199-0x0000000004E10000-0x0000000004E4F000-memory.dmp

        Filesize

        252KB

      • memory/764-198-0x0000000007310000-0x0000000007320000-memory.dmp

        Filesize

        64KB

      • memory/764-196-0x0000000007310000-0x0000000007320000-memory.dmp

        Filesize

        64KB

      • memory/764-200-0x0000000007310000-0x0000000007320000-memory.dmp

        Filesize

        64KB

      • memory/764-202-0x0000000004E10000-0x0000000004E4F000-memory.dmp

        Filesize

        252KB

      • memory/764-204-0x0000000004E10000-0x0000000004E4F000-memory.dmp

        Filesize

        252KB

      • memory/764-206-0x0000000004E10000-0x0000000004E4F000-memory.dmp

        Filesize

        252KB

      • memory/764-208-0x0000000004E10000-0x0000000004E4F000-memory.dmp

        Filesize

        252KB

      • memory/764-210-0x0000000004E10000-0x0000000004E4F000-memory.dmp

        Filesize

        252KB

      • memory/764-212-0x0000000004E10000-0x0000000004E4F000-memory.dmp

        Filesize

        252KB

      • memory/764-214-0x0000000004E10000-0x0000000004E4F000-memory.dmp

        Filesize

        252KB

      • memory/764-216-0x0000000004E10000-0x0000000004E4F000-memory.dmp

        Filesize

        252KB

      • memory/764-218-0x0000000004E10000-0x0000000004E4F000-memory.dmp

        Filesize

        252KB

      • memory/764-220-0x0000000004E10000-0x0000000004E4F000-memory.dmp

        Filesize

        252KB

      • memory/1420-176-0x00000000076A0000-0x00000000076B2000-memory.dmp

        Filesize

        72KB

      • memory/1420-179-0x0000000000400000-0x0000000002B7E000-memory.dmp

        Filesize

        39.5MB

      • memory/1420-184-0x0000000000400000-0x0000000002B7E000-memory.dmp

        Filesize

        39.5MB

      • memory/1420-155-0x00000000076A0000-0x00000000076B2000-memory.dmp

        Filesize

        72KB

      • memory/1420-182-0x0000000004C80000-0x0000000004C90000-memory.dmp

        Filesize

        64KB

      • memory/1420-183-0x0000000004C80000-0x0000000004C90000-memory.dmp

        Filesize

        64KB

      • memory/1420-161-0x00000000076A0000-0x00000000076B2000-memory.dmp

        Filesize

        72KB

      • memory/1420-172-0x00000000076A0000-0x00000000076B2000-memory.dmp

        Filesize

        72KB

      • memory/1420-174-0x00000000076A0000-0x00000000076B2000-memory.dmp

        Filesize

        72KB

      • memory/1420-178-0x00000000076A0000-0x00000000076B2000-memory.dmp

        Filesize

        72KB

      • memory/1420-159-0x00000000076A0000-0x00000000076B2000-memory.dmp

        Filesize

        72KB

      • memory/1420-157-0x00000000076A0000-0x00000000076B2000-memory.dmp

        Filesize

        72KB

      • memory/1420-181-0x0000000004C80000-0x0000000004C90000-memory.dmp

        Filesize

        64KB

      • memory/1420-170-0x00000000076A0000-0x00000000076B2000-memory.dmp

        Filesize

        72KB

      • memory/1420-168-0x00000000076A0000-0x00000000076B2000-memory.dmp

        Filesize

        72KB

      • memory/1420-166-0x00000000076A0000-0x00000000076B2000-memory.dmp

        Filesize

        72KB

      • memory/1420-164-0x00000000076A0000-0x00000000076B2000-memory.dmp

        Filesize

        72KB

      • memory/1420-162-0x0000000004C80000-0x0000000004C90000-memory.dmp

        Filesize

        64KB

      • memory/1420-153-0x00000000076A0000-0x00000000076B2000-memory.dmp

        Filesize

        72KB

      • memory/1420-151-0x00000000076A0000-0x00000000076B2000-memory.dmp

        Filesize

        72KB

      • memory/1420-150-0x00000000076A0000-0x00000000076B2000-memory.dmp

        Filesize

        72KB

      • memory/1420-149-0x00000000070E0000-0x0000000007684000-memory.dmp

        Filesize

        5.6MB

      • memory/1420-148-0x0000000002B80000-0x0000000002BAD000-memory.dmp

        Filesize

        180KB