Analysis

  • max time kernel
    64s
  • 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
    27-03-2023 23:44

General

  • Target

    a6f4a74274c39f9e3f74fa14e123f08c1ec5c7bd1738a0d1fa393305650c1757.exe

  • Size

    700KB

  • MD5

    a7ba92ec0a72c1317206cd89927ae844

  • SHA1

    e9db3989bd267ea133ea50da646ff015b4a23b59

  • SHA256

    a6f4a74274c39f9e3f74fa14e123f08c1ec5c7bd1738a0d1fa393305650c1757

  • SHA512

    3b329fa1a70328d1fc0823128c4e1d5dfc851bcc1279f53734b3ebb08ffc7b50641bbc352bf23291f1fec9e994b5f1252bb18e3073580edc8c18b98bdb7be641

  • SSDEEP

    12288:sMrdy908bMS45rgWVtHKez99D5qcAuIIW1gAufC14R9vGXV3s:py34HRz6uI0AufC1E9Ol3s

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 19 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\a6f4a74274c39f9e3f74fa14e123f08c1ec5c7bd1738a0d1fa393305650c1757.exe
    "C:\Users\Admin\AppData\Local\Temp\a6f4a74274c39f9e3f74fa14e123f08c1ec5c7bd1738a0d1fa393305650c1757.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2132
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un908242.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un908242.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4136
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7459.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7459.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4432
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4432 -s 1092
          4⤵
          • Program crash
          PID:1528
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2754.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2754.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3548
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3548 -s 1324
          4⤵
          • Program crash
          PID:4480
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si052154.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si052154.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3144
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4432 -ip 4432
    1⤵
      PID:3400
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 3548 -ip 3548
      1⤵
        PID:2968

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si052154.exe

        Filesize

        175KB

        MD5

        b67ab12187ed76aa6f180277f47b64cc

        SHA1

        5244f0270df9ecd39b09d56e88528b29f7bcd0e7

        SHA256

        ef4bb6f0492a6ffc44e774541c07a2b19d3c4a0014f6538064c03546050312c2

        SHA512

        db27a425838f560daf1fdd80777dd0bc2afcec18636818b6580f5913ed5bf6ce57fc46a3492bf74d0fbde75f6536ef05bb713d64fe3f42e058babc2ddaddf203

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si052154.exe

        Filesize

        175KB

        MD5

        b67ab12187ed76aa6f180277f47b64cc

        SHA1

        5244f0270df9ecd39b09d56e88528b29f7bcd0e7

        SHA256

        ef4bb6f0492a6ffc44e774541c07a2b19d3c4a0014f6538064c03546050312c2

        SHA512

        db27a425838f560daf1fdd80777dd0bc2afcec18636818b6580f5913ed5bf6ce57fc46a3492bf74d0fbde75f6536ef05bb713d64fe3f42e058babc2ddaddf203

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un908242.exe

        Filesize

        558KB

        MD5

        ba4108c46f54b0390ad383faa5489a10

        SHA1

        69f4b3d84de5fd780c413df211c705a70fb91858

        SHA256

        3fc233079f405703330aaf622492ca340c9c9b1b4dd6201bc1aaa38e9b50dfa9

        SHA512

        6c9333b5a6c08286f55a73087a993af564c6829257c93095a0107684b276ca91b580d9cf3d53c67b71677558e80c39ccc084d94728c182814313705546464c0d

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un908242.exe

        Filesize

        558KB

        MD5

        ba4108c46f54b0390ad383faa5489a10

        SHA1

        69f4b3d84de5fd780c413df211c705a70fb91858

        SHA256

        3fc233079f405703330aaf622492ca340c9c9b1b4dd6201bc1aaa38e9b50dfa9

        SHA512

        6c9333b5a6c08286f55a73087a993af564c6829257c93095a0107684b276ca91b580d9cf3d53c67b71677558e80c39ccc084d94728c182814313705546464c0d

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7459.exe

        Filesize

        307KB

        MD5

        1f49570f07999afb1d12f74e0d33a993

        SHA1

        af7a82498ade7d446556236683b519977a3a53da

        SHA256

        250f6d280c2eb70626fa2d36afc8529f2cf161012311b8000ff8726a47dd96e0

        SHA512

        d12089753bcb0aa2e081d4d73f04bef04bbfe7fb810c9034b9e79dae6e1b4762739a2a90f7a9bb3985ce283987cf3e4a95484fd35c51ba3eed167aabeaf91656

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7459.exe

        Filesize

        307KB

        MD5

        1f49570f07999afb1d12f74e0d33a993

        SHA1

        af7a82498ade7d446556236683b519977a3a53da

        SHA256

        250f6d280c2eb70626fa2d36afc8529f2cf161012311b8000ff8726a47dd96e0

        SHA512

        d12089753bcb0aa2e081d4d73f04bef04bbfe7fb810c9034b9e79dae6e1b4762739a2a90f7a9bb3985ce283987cf3e4a95484fd35c51ba3eed167aabeaf91656

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2754.exe

        Filesize

        365KB

        MD5

        b0e115b17c24d520ae4d5970af520956

        SHA1

        d06a67e34e6841628ad01ba4bfdb4d44e47240aa

        SHA256

        3b3cc612f64e71eaff6ae100b8aa4aa6da59e7ec728302f6ec2d76be6ddd29e6

        SHA512

        b7048382b7d0c21af2a5363b82a8078d3500d6de11ecb9c592d5d4df099bfac318293a03bdbcce9feba71b83b217bdcd7e47b2b1d41cb60fd50ebccc49a1f9c4

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2754.exe

        Filesize

        365KB

        MD5

        b0e115b17c24d520ae4d5970af520956

        SHA1

        d06a67e34e6841628ad01ba4bfdb4d44e47240aa

        SHA256

        3b3cc612f64e71eaff6ae100b8aa4aa6da59e7ec728302f6ec2d76be6ddd29e6

        SHA512

        b7048382b7d0c21af2a5363b82a8078d3500d6de11ecb9c592d5d4df099bfac318293a03bdbcce9feba71b83b217bdcd7e47b2b1d41cb60fd50ebccc49a1f9c4

      • memory/3144-1122-0x0000000005880000-0x0000000005890000-memory.dmp

        Filesize

        64KB

      • memory/3144-1121-0x0000000000CC0000-0x0000000000CF2000-memory.dmp

        Filesize

        200KB

      • memory/3548-355-0x0000000004E90000-0x0000000004EA0000-memory.dmp

        Filesize

        64KB

      • memory/3548-1104-0x0000000004E90000-0x0000000004EA0000-memory.dmp

        Filesize

        64KB

      • memory/3548-1115-0x0000000006C40000-0x000000000716C000-memory.dmp

        Filesize

        5.2MB

      • memory/3548-1114-0x0000000006A70000-0x0000000006C32000-memory.dmp

        Filesize

        1.8MB

      • memory/3548-1113-0x0000000004E90000-0x0000000004EA0000-memory.dmp

        Filesize

        64KB

      • memory/3548-1112-0x0000000006890000-0x00000000068E0000-memory.dmp

        Filesize

        320KB

      • memory/3548-1111-0x00000000067F0000-0x0000000006866000-memory.dmp

        Filesize

        472KB

      • memory/3548-1110-0x0000000004E90000-0x0000000004EA0000-memory.dmp

        Filesize

        64KB

      • memory/3548-1109-0x0000000004E90000-0x0000000004EA0000-memory.dmp

        Filesize

        64KB

      • memory/3548-1107-0x0000000005FF0000-0x0000000006056000-memory.dmp

        Filesize

        408KB

      • memory/3548-1106-0x0000000005F50000-0x0000000005FE2000-memory.dmp

        Filesize

        584KB

      • memory/3548-1105-0x0000000005CC0000-0x0000000005CFC000-memory.dmp

        Filesize

        240KB

      • memory/3548-1103-0x0000000004E50000-0x0000000004E62000-memory.dmp

        Filesize

        72KB

      • memory/3548-1102-0x0000000005B70000-0x0000000005C7A000-memory.dmp

        Filesize

        1.0MB

      • memory/3548-1101-0x0000000005550000-0x0000000005B68000-memory.dmp

        Filesize

        6.1MB

      • memory/3548-357-0x0000000004E90000-0x0000000004EA0000-memory.dmp

        Filesize

        64KB

      • memory/3548-353-0x0000000004E90000-0x0000000004EA0000-memory.dmp

        Filesize

        64KB

      • memory/3548-351-0x0000000000880000-0x00000000008CB000-memory.dmp

        Filesize

        300KB

      • memory/3548-224-0x0000000004D20000-0x0000000004D5F000-memory.dmp

        Filesize

        252KB

      • memory/3548-222-0x0000000004D20000-0x0000000004D5F000-memory.dmp

        Filesize

        252KB

      • memory/3548-220-0x0000000004D20000-0x0000000004D5F000-memory.dmp

        Filesize

        252KB

      • memory/3548-191-0x0000000004D20000-0x0000000004D5F000-memory.dmp

        Filesize

        252KB

      • memory/3548-192-0x0000000004D20000-0x0000000004D5F000-memory.dmp

        Filesize

        252KB

      • memory/3548-194-0x0000000004D20000-0x0000000004D5F000-memory.dmp

        Filesize

        252KB

      • memory/3548-196-0x0000000004D20000-0x0000000004D5F000-memory.dmp

        Filesize

        252KB

      • memory/3548-198-0x0000000004D20000-0x0000000004D5F000-memory.dmp

        Filesize

        252KB

      • memory/3548-200-0x0000000004D20000-0x0000000004D5F000-memory.dmp

        Filesize

        252KB

      • memory/3548-202-0x0000000004D20000-0x0000000004D5F000-memory.dmp

        Filesize

        252KB

      • memory/3548-204-0x0000000004D20000-0x0000000004D5F000-memory.dmp

        Filesize

        252KB

      • memory/3548-206-0x0000000004D20000-0x0000000004D5F000-memory.dmp

        Filesize

        252KB

      • memory/3548-208-0x0000000004D20000-0x0000000004D5F000-memory.dmp

        Filesize

        252KB

      • memory/3548-210-0x0000000004D20000-0x0000000004D5F000-memory.dmp

        Filesize

        252KB

      • memory/3548-212-0x0000000004D20000-0x0000000004D5F000-memory.dmp

        Filesize

        252KB

      • memory/3548-214-0x0000000004D20000-0x0000000004D5F000-memory.dmp

        Filesize

        252KB

      • memory/3548-216-0x0000000004D20000-0x0000000004D5F000-memory.dmp

        Filesize

        252KB

      • memory/3548-218-0x0000000004D20000-0x0000000004D5F000-memory.dmp

        Filesize

        252KB

      • memory/4432-177-0x0000000004C70000-0x0000000004C82000-memory.dmp

        Filesize

        72KB

      • memory/4432-184-0x0000000004CE0000-0x0000000004CF0000-memory.dmp

        Filesize

        64KB

      • memory/4432-155-0x0000000004C70000-0x0000000004C82000-memory.dmp

        Filesize

        72KB

      • memory/4432-185-0x0000000004CE0000-0x0000000004CF0000-memory.dmp

        Filesize

        64KB

      • memory/4432-175-0x0000000004C70000-0x0000000004C82000-memory.dmp

        Filesize

        72KB

      • memory/4432-153-0x0000000004C70000-0x0000000004C82000-memory.dmp

        Filesize

        72KB

      • memory/4432-183-0x0000000004CE0000-0x0000000004CF0000-memory.dmp

        Filesize

        64KB

      • memory/4432-173-0x0000000004C70000-0x0000000004C82000-memory.dmp

        Filesize

        72KB

      • memory/4432-180-0x0000000004CE0000-0x0000000004CF0000-memory.dmp

        Filesize

        64KB

      • memory/4432-179-0x0000000004CE0000-0x0000000004CF0000-memory.dmp

        Filesize

        64KB

      • memory/4432-159-0x0000000004C70000-0x0000000004C82000-memory.dmp

        Filesize

        72KB

      • memory/4432-178-0x0000000004CE0000-0x0000000004CF0000-memory.dmp

        Filesize

        64KB

      • memory/4432-186-0x0000000000400000-0x000000000070F000-memory.dmp

        Filesize

        3.1MB

      • memory/4432-157-0x0000000004C70000-0x0000000004C82000-memory.dmp

        Filesize

        72KB

      • memory/4432-181-0x0000000000400000-0x000000000070F000-memory.dmp

        Filesize

        3.1MB

      • memory/4432-171-0x0000000004C70000-0x0000000004C82000-memory.dmp

        Filesize

        72KB

      • memory/4432-169-0x0000000004C70000-0x0000000004C82000-memory.dmp

        Filesize

        72KB

      • memory/4432-167-0x0000000004C70000-0x0000000004C82000-memory.dmp

        Filesize

        72KB

      • memory/4432-165-0x0000000004C70000-0x0000000004C82000-memory.dmp

        Filesize

        72KB

      • memory/4432-163-0x0000000004C70000-0x0000000004C82000-memory.dmp

        Filesize

        72KB

      • memory/4432-161-0x0000000004C70000-0x0000000004C82000-memory.dmp

        Filesize

        72KB

      • memory/4432-151-0x0000000004C70000-0x0000000004C82000-memory.dmp

        Filesize

        72KB

      • memory/4432-150-0x0000000004C70000-0x0000000004C82000-memory.dmp

        Filesize

        72KB

      • memory/4432-149-0x0000000004CF0000-0x0000000005294000-memory.dmp

        Filesize

        5.6MB

      • memory/4432-148-0x00000000007E0000-0x000000000080D000-memory.dmp

        Filesize

        180KB