Analysis

  • max time kernel
    85s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-03-2023 01:04

General

  • Target

    aa137788ce86080d261d67367c111f8432ac5dbf15b301960b766942b81dbe5c.exe

  • Size

    690KB

  • MD5

    daa726aef59dc68b2d48d718b992f9a2

  • SHA1

    2d9800f21ae79b5b273ec315a9a89345812bdcc7

  • SHA256

    aa137788ce86080d261d67367c111f8432ac5dbf15b301960b766942b81dbe5c

  • SHA512

    4fbd99ac5f472274f523448c3dc4e16d6fa18e4f8b84e85ee592ea814d97c544d486883aba4f9485ce7a6b769043bd7a7c507ba7993e7ca0efac3b767e05cf0f

  • SSDEEP

    12288:QUjIXjpVmeRF7euMA4AFtz53CdFNBPT/0TI3VEN+5Q8oe4yY:QUEH9beq7Ftz53CdP6T+V7SF

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

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 32 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 1 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 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\aa137788ce86080d261d67367c111f8432ac5dbf15b301960b766942b81dbe5c.exe
    "C:\Users\Admin\AppData\Local\Temp\aa137788ce86080d261d67367c111f8432ac5dbf15b301960b766942b81dbe5c.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4112
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zinL7582.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zinL7582.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:368
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr520732.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr520732.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4732
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku168402.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku168402.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5020
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5020 -s 1972
          4⤵
          • Program crash
          PID:508
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr143335.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr143335.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3828
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4112 -s 476
      2⤵
      • Program crash
      PID:3220
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 5020 -ip 5020
    1⤵
      PID:1156
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4112 -ip 4112
      1⤵
        PID:4296

      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\lr143335.exe
        Filesize

        175KB

        MD5

        41707338e1e2d868aa699ac0dd2e77b0

        SHA1

        36e0dfba09f9fb409faf0f9a99217d0d0c524b82

        SHA256

        8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

        SHA512

        80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr143335.exe
        Filesize

        175KB

        MD5

        41707338e1e2d868aa699ac0dd2e77b0

        SHA1

        36e0dfba09f9fb409faf0f9a99217d0d0c524b82

        SHA256

        8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

        SHA512

        80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zinL7582.exe
        Filesize

        404KB

        MD5

        d715da6658524cd30303b7cb638c6263

        SHA1

        ed0b406f5759da89df3b45895f9430ec55acbf2c

        SHA256

        90684394c3e785fa7e12cf4540208c18579280d230649b87b595554095d0e775

        SHA512

        00cc07b04cf7ee7c5d2b57f0b57e50d8f3790b0f7c75089aa3baf063bb18c696cd5ef1777c62596b35959c6937cec6750bd7304e0d748ce4f108a10587661f36

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zinL7582.exe
        Filesize

        404KB

        MD5

        d715da6658524cd30303b7cb638c6263

        SHA1

        ed0b406f5759da89df3b45895f9430ec55acbf2c

        SHA256

        90684394c3e785fa7e12cf4540208c18579280d230649b87b595554095d0e775

        SHA512

        00cc07b04cf7ee7c5d2b57f0b57e50d8f3790b0f7c75089aa3baf063bb18c696cd5ef1777c62596b35959c6937cec6750bd7304e0d748ce4f108a10587661f36

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr520732.exe
        Filesize

        11KB

        MD5

        7e93bacbbc33e6652e147e7fe07572a0

        SHA1

        421a7167da01c8da4dc4d5234ca3dd84e319e762

        SHA256

        850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

        SHA512

        250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr520732.exe
        Filesize

        11KB

        MD5

        7e93bacbbc33e6652e147e7fe07572a0

        SHA1

        421a7167da01c8da4dc4d5234ca3dd84e319e762

        SHA256

        850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

        SHA512

        250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku168402.exe
        Filesize

        358KB

        MD5

        7a4a29c15ffeb297ac2c51d45d1383bf

        SHA1

        e2a84c12b5a483680548d45f4602584161b7a9ae

        SHA256

        1686f802a3863f6f45409ec31a29d5a3eda39e1f45135004d9ea852edcb382b6

        SHA512

        856105aa0cfb2e0a02e597a73a9e725bb7cd8a690b9f34fa0ea5d91b20c5687e0d902814927168142ad6254555f52e4f9a9074bfa35e3c99b540766b678e5532

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku168402.exe
        Filesize

        358KB

        MD5

        7a4a29c15ffeb297ac2c51d45d1383bf

        SHA1

        e2a84c12b5a483680548d45f4602584161b7a9ae

        SHA256

        1686f802a3863f6f45409ec31a29d5a3eda39e1f45135004d9ea852edcb382b6

        SHA512

        856105aa0cfb2e0a02e597a73a9e725bb7cd8a690b9f34fa0ea5d91b20c5687e0d902814927168142ad6254555f52e4f9a9074bfa35e3c99b540766b678e5532

      • memory/3828-1089-0x00000000052E0000-0x00000000052F0000-memory.dmp
        Filesize

        64KB

      • memory/3828-1088-0x00000000009B0000-0x00000000009E2000-memory.dmp
        Filesize

        200KB

      • memory/4112-150-0x0000000000400000-0x000000000076F000-memory.dmp
        Filesize

        3.4MB

      • memory/4112-138-0x0000000002650000-0x00000000026DA000-memory.dmp
        Filesize

        552KB

      • memory/4732-149-0x0000000000860000-0x000000000086A000-memory.dmp
        Filesize

        40KB

      • memory/5020-195-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-207-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-161-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-163-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-165-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-167-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-171-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-169-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-173-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-175-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-177-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-179-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-181-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-183-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-185-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-187-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-189-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-191-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-193-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-159-0x0000000002950000-0x0000000002960000-memory.dmp
        Filesize

        64KB

      • memory/5020-197-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-199-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-201-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-203-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-205-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-160-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-209-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-211-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-213-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-215-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-217-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-219-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-221-0x00000000052B0000-0x00000000052EE000-memory.dmp
        Filesize

        248KB

      • memory/5020-1066-0x0000000005460000-0x0000000005A78000-memory.dmp
        Filesize

        6.1MB

      • memory/5020-1067-0x0000000005B00000-0x0000000005C0A000-memory.dmp
        Filesize

        1.0MB

      • memory/5020-1068-0x0000000005C40000-0x0000000005C52000-memory.dmp
        Filesize

        72KB

      • memory/5020-1069-0x0000000005C60000-0x0000000005C9C000-memory.dmp
        Filesize

        240KB

      • memory/5020-1070-0x0000000002950000-0x0000000002960000-memory.dmp
        Filesize

        64KB

      • memory/5020-1073-0x0000000005F50000-0x0000000005FE2000-memory.dmp
        Filesize

        584KB

      • memory/5020-1074-0x0000000005FF0000-0x0000000006056000-memory.dmp
        Filesize

        408KB

      • memory/5020-1075-0x0000000002950000-0x0000000002960000-memory.dmp
        Filesize

        64KB

      • memory/5020-1076-0x0000000002950000-0x0000000002960000-memory.dmp
        Filesize

        64KB

      • memory/5020-1077-0x0000000002950000-0x0000000002960000-memory.dmp
        Filesize

        64KB

      • memory/5020-1078-0x0000000006710000-0x0000000006786000-memory.dmp
        Filesize

        472KB

      • memory/5020-1079-0x0000000006790000-0x00000000067E0000-memory.dmp
        Filesize

        320KB

      • memory/5020-1080-0x0000000006900000-0x0000000006AC2000-memory.dmp
        Filesize

        1.8MB

      • memory/5020-1081-0x0000000006AD0000-0x0000000006FFC000-memory.dmp
        Filesize

        5.2MB

      • memory/5020-158-0x0000000002950000-0x0000000002960000-memory.dmp
        Filesize

        64KB

      • memory/5020-157-0x0000000002270000-0x00000000022BB000-memory.dmp
        Filesize

        300KB

      • memory/5020-156-0x0000000004CC0000-0x0000000005264000-memory.dmp
        Filesize

        5.6MB

      • memory/5020-1082-0x0000000002950000-0x0000000002960000-memory.dmp
        Filesize

        64KB