Analysis

  • max time kernel
    95s
  • max time network
    151s
  • 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 18:36

General

  • Target

    531a8b4448ca3824c5913a1fe8a1340cbf289901db709d70558354305956b521.exe

  • Size

    672KB

  • MD5

    f6985c7fec6751719c74295d49dbad7a

  • SHA1

    5029b02d97220a9ec6d8d36e198ee6d52abd077d

  • SHA256

    531a8b4448ca3824c5913a1fe8a1340cbf289901db709d70558354305956b521

  • SHA512

    40d8104b83fca13b8af26698b749d92669855fc24cb9339cd85d1ee8105e56fc06bef8e3321b85f4a677bd2a5de5cd1337d313d94dc5a1df0586d30913c47378

  • SSDEEP

    12288:EMrQy90pqwK0RHu82+Q4a7TBLuVtZPgBl3RmomAE+YO+Chp5oe7xtW:kyqDROFVBObgQoFlnnxU

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\531a8b4448ca3824c5913a1fe8a1340cbf289901db709d70558354305956b521.exe
    "C:\Users\Admin\AppData\Local\Temp\531a8b4448ca3824c5913a1fe8a1340cbf289901db709d70558354305956b521.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3600
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un825740.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un825740.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1656
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6667.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6667.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:844
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 844 -s 1088
          4⤵
          • Program crash
          PID:4956
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4931.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4931.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4656
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4656 -s 1348
          4⤵
          • Program crash
          PID:2316
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si737773.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si737773.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3080
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 844 -ip 844
    1⤵
      PID:4588
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4656 -ip 4656
      1⤵
        PID:1812

      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\si737773.exe
        Filesize

        175KB

        MD5

        a56ec82cbe4f215e9a745a42ca6403f0

        SHA1

        e29751624749e95f6b5a64e34ece93c3c325e049

        SHA256

        2b0a7a4f825d865604d072647909afd437c3a1481ce5fd838eb5c752ef9b31ab

        SHA512

        326c57472a36986ceccedea335ec2ebd5f39e83bc488301dc4f090357ff48a62e5c1a5cb9d2c00ef0259d283d49b53ad14dd70a09b137ecf2886e1e7c92ff51c

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si737773.exe
        Filesize

        175KB

        MD5

        a56ec82cbe4f215e9a745a42ca6403f0

        SHA1

        e29751624749e95f6b5a64e34ece93c3c325e049

        SHA256

        2b0a7a4f825d865604d072647909afd437c3a1481ce5fd838eb5c752ef9b31ab

        SHA512

        326c57472a36986ceccedea335ec2ebd5f39e83bc488301dc4f090357ff48a62e5c1a5cb9d2c00ef0259d283d49b53ad14dd70a09b137ecf2886e1e7c92ff51c

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un825740.exe
        Filesize

        530KB

        MD5

        8f70f3df55e21f944b1205e7715ac148

        SHA1

        965aed2b547889550424ed7df37a16dbfed25a0d

        SHA256

        4a0bf17f4cf80368990be0d6c8f041aef96e20238a81af18ddcdfc98dde91d62

        SHA512

        9481547b6b100a16ad30a28e1724080396ec72bd5d1dfb1d783efc3cf99b4f95c007e6a9a73d23a232a936a5bedffe8df9c0416e6370f06291b94ca00cb62c7f

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un825740.exe
        Filesize

        530KB

        MD5

        8f70f3df55e21f944b1205e7715ac148

        SHA1

        965aed2b547889550424ed7df37a16dbfed25a0d

        SHA256

        4a0bf17f4cf80368990be0d6c8f041aef96e20238a81af18ddcdfc98dde91d62

        SHA512

        9481547b6b100a16ad30a28e1724080396ec72bd5d1dfb1d783efc3cf99b4f95c007e6a9a73d23a232a936a5bedffe8df9c0416e6370f06291b94ca00cb62c7f

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6667.exe
        Filesize

        259KB

        MD5

        b57a63fa9bfa839ffc8b542cba0ce6d4

        SHA1

        15bb5cf410ddbebb0b3fcf2217d3da02e3d8e5ea

        SHA256

        f13f7e01d009fec74953eeedd218cf1f97bc40c1302ddc085ab99619d693a730

        SHA512

        88c2a04880682cbb2b4606a1080ea2b78e454e1013870b8147cf137cc4c5f6fc9fd6855d59b12d07464d8a418174b8c775672b6937116fbfb1722dde4621d6da

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6667.exe
        Filesize

        259KB

        MD5

        b57a63fa9bfa839ffc8b542cba0ce6d4

        SHA1

        15bb5cf410ddbebb0b3fcf2217d3da02e3d8e5ea

        SHA256

        f13f7e01d009fec74953eeedd218cf1f97bc40c1302ddc085ab99619d693a730

        SHA512

        88c2a04880682cbb2b4606a1080ea2b78e454e1013870b8147cf137cc4c5f6fc9fd6855d59b12d07464d8a418174b8c775672b6937116fbfb1722dde4621d6da

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4931.exe
        Filesize

        318KB

        MD5

        bf8e7915941c8b5b65fe252e4c372b66

        SHA1

        7e53cfbb76859a31e99696d8dd61d90479d1dc58

        SHA256

        6a7d42ac356832461f2a69df7a52bf1cd774a864b58001a6d7b18a791679ace1

        SHA512

        7ca8a182f747a5d6338f6373b894406bacbf3d646a4a183904fed4d56a1d242484bbe406731bdc301ecf8fdd6258cfcc37a09c0ce67f062fa7884f651810b75a

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4931.exe
        Filesize

        318KB

        MD5

        bf8e7915941c8b5b65fe252e4c372b66

        SHA1

        7e53cfbb76859a31e99696d8dd61d90479d1dc58

        SHA256

        6a7d42ac356832461f2a69df7a52bf1cd774a864b58001a6d7b18a791679ace1

        SHA512

        7ca8a182f747a5d6338f6373b894406bacbf3d646a4a183904fed4d56a1d242484bbe406731bdc301ecf8fdd6258cfcc37a09c0ce67f062fa7884f651810b75a

      • memory/844-148-0x0000000000750000-0x000000000077D000-memory.dmp
        Filesize

        180KB

      • memory/844-149-0x0000000004C40000-0x0000000004C50000-memory.dmp
        Filesize

        64KB

      • memory/844-150-0x0000000004C50000-0x00000000051F4000-memory.dmp
        Filesize

        5.6MB

      • memory/844-151-0x00000000023F0000-0x0000000002402000-memory.dmp
        Filesize

        72KB

      • memory/844-154-0x00000000023F0000-0x0000000002402000-memory.dmp
        Filesize

        72KB

      • memory/844-156-0x00000000023F0000-0x0000000002402000-memory.dmp
        Filesize

        72KB

      • memory/844-158-0x0000000004C40000-0x0000000004C50000-memory.dmp
        Filesize

        64KB

      • memory/844-152-0x00000000023F0000-0x0000000002402000-memory.dmp
        Filesize

        72KB

      • memory/844-160-0x0000000004C40000-0x0000000004C50000-memory.dmp
        Filesize

        64KB

      • memory/844-159-0x00000000023F0000-0x0000000002402000-memory.dmp
        Filesize

        72KB

      • memory/844-162-0x00000000023F0000-0x0000000002402000-memory.dmp
        Filesize

        72KB

      • memory/844-164-0x00000000023F0000-0x0000000002402000-memory.dmp
        Filesize

        72KB

      • memory/844-166-0x00000000023F0000-0x0000000002402000-memory.dmp
        Filesize

        72KB

      • memory/844-168-0x00000000023F0000-0x0000000002402000-memory.dmp
        Filesize

        72KB

      • memory/844-170-0x00000000023F0000-0x0000000002402000-memory.dmp
        Filesize

        72KB

      • memory/844-172-0x00000000023F0000-0x0000000002402000-memory.dmp
        Filesize

        72KB

      • memory/844-174-0x00000000023F0000-0x0000000002402000-memory.dmp
        Filesize

        72KB

      • memory/844-176-0x00000000023F0000-0x0000000002402000-memory.dmp
        Filesize

        72KB

      • memory/844-178-0x00000000023F0000-0x0000000002402000-memory.dmp
        Filesize

        72KB

      • memory/844-180-0x00000000023F0000-0x0000000002402000-memory.dmp
        Filesize

        72KB

      • memory/844-181-0x0000000000400000-0x00000000004B1000-memory.dmp
        Filesize

        708KB

      • memory/844-182-0x0000000004C40000-0x0000000004C50000-memory.dmp
        Filesize

        64KB

      • memory/844-183-0x0000000004C40000-0x0000000004C50000-memory.dmp
        Filesize

        64KB

      • memory/844-184-0x0000000004C40000-0x0000000004C50000-memory.dmp
        Filesize

        64KB

      • memory/844-186-0x0000000000400000-0x00000000004B1000-memory.dmp
        Filesize

        708KB

      • memory/3080-1122-0x0000000000030000-0x0000000000062000-memory.dmp
        Filesize

        200KB

      • memory/3080-1123-0x0000000004C60000-0x0000000004C70000-memory.dmp
        Filesize

        64KB

      • memory/4656-193-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
        Filesize

        252KB

      • memory/4656-392-0x0000000004B30000-0x0000000004B40000-memory.dmp
        Filesize

        64KB

      • memory/4656-195-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
        Filesize

        252KB

      • memory/4656-197-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
        Filesize

        252KB

      • memory/4656-199-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
        Filesize

        252KB

      • memory/4656-201-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
        Filesize

        252KB

      • memory/4656-203-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
        Filesize

        252KB

      • memory/4656-205-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
        Filesize

        252KB

      • memory/4656-207-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
        Filesize

        252KB

      • memory/4656-209-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
        Filesize

        252KB

      • memory/4656-211-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
        Filesize

        252KB

      • memory/4656-213-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
        Filesize

        252KB

      • memory/4656-215-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
        Filesize

        252KB

      • memory/4656-217-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
        Filesize

        252KB

      • memory/4656-219-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
        Filesize

        252KB

      • memory/4656-221-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
        Filesize

        252KB

      • memory/4656-223-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
        Filesize

        252KB

      • memory/4656-225-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
        Filesize

        252KB

      • memory/4656-394-0x0000000004B30000-0x0000000004B40000-memory.dmp
        Filesize

        64KB

      • memory/4656-192-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
        Filesize

        252KB

      • memory/4656-395-0x0000000004B30000-0x0000000004B40000-memory.dmp
        Filesize

        64KB

      • memory/4656-1101-0x00000000050F0000-0x0000000005708000-memory.dmp
        Filesize

        6.1MB

      • memory/4656-1102-0x0000000005760000-0x000000000586A000-memory.dmp
        Filesize

        1.0MB

      • memory/4656-1103-0x00000000058A0000-0x00000000058B2000-memory.dmp
        Filesize

        72KB

      • memory/4656-1104-0x00000000058C0000-0x00000000058FC000-memory.dmp
        Filesize

        240KB

      • memory/4656-1105-0x0000000004B30000-0x0000000004B40000-memory.dmp
        Filesize

        64KB

      • memory/4656-1107-0x0000000004B30000-0x0000000004B40000-memory.dmp
        Filesize

        64KB

      • memory/4656-1108-0x0000000004B30000-0x0000000004B40000-memory.dmp
        Filesize

        64KB

      • memory/4656-1109-0x0000000004B30000-0x0000000004B40000-memory.dmp
        Filesize

        64KB

      • memory/4656-1110-0x0000000005BB0000-0x0000000005C42000-memory.dmp
        Filesize

        584KB

      • memory/4656-1111-0x0000000005C50000-0x0000000005CB6000-memory.dmp
        Filesize

        408KB

      • memory/4656-1112-0x0000000006370000-0x00000000063E6000-memory.dmp
        Filesize

        472KB

      • memory/4656-1113-0x0000000006400000-0x0000000006450000-memory.dmp
        Filesize

        320KB

      • memory/4656-191-0x0000000000730000-0x000000000077B000-memory.dmp
        Filesize

        300KB

      • memory/4656-1114-0x0000000004B30000-0x0000000004B40000-memory.dmp
        Filesize

        64KB

      • memory/4656-1115-0x0000000006590000-0x0000000006752000-memory.dmp
        Filesize

        1.8MB

      • memory/4656-1116-0x0000000006960000-0x0000000006E8C000-memory.dmp
        Filesize

        5.2MB