Analysis

  • max time kernel
    53s
  • max time network
    129s
  • 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 09:52

General

  • Target

    4def422c50398af6e0757fa6070cfce0e702849b70538780da99fee801ad3e14.exe

  • Size

    685KB

  • MD5

    93854044c994f67e540c72aebba6bc21

  • SHA1

    fcb7184ec1a64f9ba795d16044536f9fc59bf019

  • SHA256

    4def422c50398af6e0757fa6070cfce0e702849b70538780da99fee801ad3e14

  • SHA512

    d7d95d31fb3d38846e04c96e24ddb0ab52157c1c94a6ff4d77a18db138afbeb74349297396b008d6fa763dc4c9ba3450baada6414e4535b595ce475e02372b87

  • SSDEEP

    12288:7MrUy905bll40KdoeWXmcUzZZzWzHW3AcaPr/dtjMt3Ha:rycKjdoeVrzWz2PaPjR

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

muse

C2

176.113.115.145:4125

Attributes
  • auth_value

    b91988a63a24940038d9262827a5320c

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 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\4def422c50398af6e0757fa6070cfce0e702849b70538780da99fee801ad3e14.exe
    "C:\Users\Admin\AppData\Local\Temp\4def422c50398af6e0757fa6070cfce0e702849b70538780da99fee801ad3e14.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3904
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un290296.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un290296.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1156
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8455.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8455.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4720
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 1080
          4⤵
          • Program crash
          PID:4968
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8688.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8688.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2880
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2880 -s 1360
          4⤵
          • Program crash
          PID:376
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si733354.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si733354.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1736
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4720 -ip 4720
    1⤵
      PID:1424
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 2880 -ip 2880
      1⤵
        PID:2004

      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\si733354.exe
        Filesize

        175KB

        MD5

        78822054d60c32c9e8722099a03402cd

        SHA1

        a3dd84ed2befe90ecb2d4b8a7b382ad330c35d83

        SHA256

        dccaafb68dfabcc5adafde8b8e6f5274c29149ae8480eb3475024f08625c1e67

        SHA512

        b49eeb587dd71ddbab342f7098910b6731044f50d0c165222d851b18fb354bcbb34bb157c4dd6a9e9409c7d26c5a4353a9e277fc91479232ac2f5807f0f260ed

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si733354.exe
        Filesize

        175KB

        MD5

        78822054d60c32c9e8722099a03402cd

        SHA1

        a3dd84ed2befe90ecb2d4b8a7b382ad330c35d83

        SHA256

        dccaafb68dfabcc5adafde8b8e6f5274c29149ae8480eb3475024f08625c1e67

        SHA512

        b49eeb587dd71ddbab342f7098910b6731044f50d0c165222d851b18fb354bcbb34bb157c4dd6a9e9409c7d26c5a4353a9e277fc91479232ac2f5807f0f260ed

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un290296.exe
        Filesize

        543KB

        MD5

        639426472ccb5b2890828ee2bc22f74a

        SHA1

        40b8dc99db7e916761651ea633abb4bdde2c5725

        SHA256

        240bc984f20d81d6beba7c2420b2a45109416789aa6e7cfd2ea7470790711869

        SHA512

        cf96d4a2c50de3501432b95a4f9eb348a4744bce8227227f8f03fd8b115bb44b97fe473939c92ac77d91a9df0384226f472e590d212eede612a55d8fa3b66d3a

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un290296.exe
        Filesize

        543KB

        MD5

        639426472ccb5b2890828ee2bc22f74a

        SHA1

        40b8dc99db7e916761651ea633abb4bdde2c5725

        SHA256

        240bc984f20d81d6beba7c2420b2a45109416789aa6e7cfd2ea7470790711869

        SHA512

        cf96d4a2c50de3501432b95a4f9eb348a4744bce8227227f8f03fd8b115bb44b97fe473939c92ac77d91a9df0384226f472e590d212eede612a55d8fa3b66d3a

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8455.exe
        Filesize

        322KB

        MD5

        d424e30101123b80e92181e4c6893d9f

        SHA1

        194182994e788be440ebc17b82ff24888caab575

        SHA256

        6f6933e3c53e0cc5b0b89a23c819b598415be18128592a481818bc2d2e893d90

        SHA512

        885eba3f50c7fa800422ff3eca67127c299282fece792ed5c789b72e82b468a4bfe50bbab25473f6f936d154ef4b22b044faf96c4e5d36bdda51c0c780cb1a4d

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8455.exe
        Filesize

        322KB

        MD5

        d424e30101123b80e92181e4c6893d9f

        SHA1

        194182994e788be440ebc17b82ff24888caab575

        SHA256

        6f6933e3c53e0cc5b0b89a23c819b598415be18128592a481818bc2d2e893d90

        SHA512

        885eba3f50c7fa800422ff3eca67127c299282fece792ed5c789b72e82b468a4bfe50bbab25473f6f936d154ef4b22b044faf96c4e5d36bdda51c0c780cb1a4d

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8688.exe
        Filesize

        379KB

        MD5

        b0e266bf6edad5e879c9b9404a510e4a

        SHA1

        efbc6cc1177fa9b874ec3abf46fd30c38fb650f9

        SHA256

        071b844f26afa56ea2aaa89a8bacabb666ea94993e59105f786b87b9bbdec32b

        SHA512

        c15867e0ac6051a7627890843ad8643821a985cac54caccd65114b2132ca643c92fd12b2c142be73070b51b54b074e7eada5e62676186816ba117afb8c03c29e

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8688.exe
        Filesize

        379KB

        MD5

        b0e266bf6edad5e879c9b9404a510e4a

        SHA1

        efbc6cc1177fa9b874ec3abf46fd30c38fb650f9

        SHA256

        071b844f26afa56ea2aaa89a8bacabb666ea94993e59105f786b87b9bbdec32b

        SHA512

        c15867e0ac6051a7627890843ad8643821a985cac54caccd65114b2132ca643c92fd12b2c142be73070b51b54b074e7eada5e62676186816ba117afb8c03c29e

      • memory/1736-1124-0x0000000005820000-0x0000000005830000-memory.dmp
        Filesize

        64KB

      • memory/1736-1123-0x0000000005820000-0x0000000005830000-memory.dmp
        Filesize

        64KB

      • memory/1736-1122-0x0000000000EE0000-0x0000000000F12000-memory.dmp
        Filesize

        200KB

      • memory/2880-1102-0x00000000080B0000-0x00000000080C2000-memory.dmp
        Filesize

        72KB

      • memory/2880-1106-0x0000000007290000-0x00000000072A0000-memory.dmp
        Filesize

        64KB

      • memory/2880-1116-0x000000000A830000-0x000000000A880000-memory.dmp
        Filesize

        320KB

      • memory/2880-1115-0x000000000A7B0000-0x000000000A826000-memory.dmp
        Filesize

        472KB

      • memory/2880-1113-0x0000000007290000-0x00000000072A0000-memory.dmp
        Filesize

        64KB

      • memory/2880-1112-0x0000000008E50000-0x000000000937C000-memory.dmp
        Filesize

        5.2MB

      • memory/2880-1111-0x0000000008C80000-0x0000000008E42000-memory.dmp
        Filesize

        1.8MB

      • memory/2880-1110-0x0000000008460000-0x00000000084C6000-memory.dmp
        Filesize

        408KB

      • memory/2880-1109-0x00000000083C0000-0x0000000008452000-memory.dmp
        Filesize

        584KB

      • memory/2880-1108-0x0000000007290000-0x00000000072A0000-memory.dmp
        Filesize

        64KB

      • memory/2880-1107-0x0000000007290000-0x00000000072A0000-memory.dmp
        Filesize

        64KB

      • memory/2880-1104-0x0000000007290000-0x00000000072A0000-memory.dmp
        Filesize

        64KB

      • memory/2880-1103-0x00000000080D0000-0x000000000810C000-memory.dmp
        Filesize

        240KB

      • memory/2880-1101-0x0000000007F70000-0x000000000807A000-memory.dmp
        Filesize

        1.0MB

      • memory/2880-1100-0x0000000007950000-0x0000000007F68000-memory.dmp
        Filesize

        6.1MB

      • memory/2880-227-0x0000000007130000-0x000000000716F000-memory.dmp
        Filesize

        252KB

      • memory/2880-225-0x0000000007130000-0x000000000716F000-memory.dmp
        Filesize

        252KB

      • memory/2880-223-0x0000000007130000-0x000000000716F000-memory.dmp
        Filesize

        252KB

      • memory/2880-221-0x0000000007130000-0x000000000716F000-memory.dmp
        Filesize

        252KB

      • memory/2880-219-0x0000000007130000-0x000000000716F000-memory.dmp
        Filesize

        252KB

      • memory/2880-191-0x0000000002C90000-0x0000000002CDB000-memory.dmp
        Filesize

        300KB

      • memory/2880-193-0x0000000007290000-0x00000000072A0000-memory.dmp
        Filesize

        64KB

      • memory/2880-192-0x0000000007290000-0x00000000072A0000-memory.dmp
        Filesize

        64KB

      • memory/2880-194-0x0000000007130000-0x000000000716F000-memory.dmp
        Filesize

        252KB

      • memory/2880-195-0x0000000007130000-0x000000000716F000-memory.dmp
        Filesize

        252KB

      • memory/2880-197-0x0000000007130000-0x000000000716F000-memory.dmp
        Filesize

        252KB

      • memory/2880-199-0x0000000007130000-0x000000000716F000-memory.dmp
        Filesize

        252KB

      • memory/2880-201-0x0000000007130000-0x000000000716F000-memory.dmp
        Filesize

        252KB

      • memory/2880-203-0x0000000007130000-0x000000000716F000-memory.dmp
        Filesize

        252KB

      • memory/2880-205-0x0000000007130000-0x000000000716F000-memory.dmp
        Filesize

        252KB

      • memory/2880-207-0x0000000007130000-0x000000000716F000-memory.dmp
        Filesize

        252KB

      • memory/2880-209-0x0000000007130000-0x000000000716F000-memory.dmp
        Filesize

        252KB

      • memory/2880-211-0x0000000007130000-0x000000000716F000-memory.dmp
        Filesize

        252KB

      • memory/2880-213-0x0000000007130000-0x000000000716F000-memory.dmp
        Filesize

        252KB

      • memory/2880-215-0x0000000007130000-0x000000000716F000-memory.dmp
        Filesize

        252KB

      • memory/2880-217-0x0000000007130000-0x000000000716F000-memory.dmp
        Filesize

        252KB

      • memory/4720-174-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/4720-184-0x00000000071F0000-0x0000000007200000-memory.dmp
        Filesize

        64KB

      • memory/4720-154-0x00000000071F0000-0x0000000007200000-memory.dmp
        Filesize

        64KB

      • memory/4720-185-0x00000000071F0000-0x0000000007200000-memory.dmp
        Filesize

        64KB

      • memory/4720-172-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/4720-183-0x00000000071F0000-0x0000000007200000-memory.dmp
        Filesize

        64KB

      • memory/4720-181-0x0000000000400000-0x0000000002B7E000-memory.dmp
        Filesize

        39.5MB

      • memory/4720-170-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/4720-180-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/4720-178-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/4720-158-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/4720-176-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/4720-186-0x0000000000400000-0x0000000002B7E000-memory.dmp
        Filesize

        39.5MB

      • memory/4720-156-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/4720-153-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/4720-168-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/4720-166-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/4720-164-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/4720-162-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/4720-160-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/4720-152-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/4720-150-0x00000000071F0000-0x0000000007200000-memory.dmp
        Filesize

        64KB

      • memory/4720-151-0x00000000071F0000-0x0000000007200000-memory.dmp
        Filesize

        64KB

      • memory/4720-149-0x0000000002C50000-0x0000000002C7D000-memory.dmp
        Filesize

        180KB

      • memory/4720-148-0x0000000007200000-0x00000000077A4000-memory.dmp
        Filesize

        5.6MB