Analysis

  • max time kernel
    94s
  • max time network
    145s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240412-en
  • resource tags

    arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    24/04/2024, 12:28

General

  • Target

    4752e6a911137ae4c357da0e6bf30452849e649880580b9be2c954c8080768ef.exe

  • Size

    305KB

  • MD5

    3c644c10c757f4c551cd2811652a67ee

  • SHA1

    67129f59aa4375ac92e93e2e10e43b7788deafee

  • SHA256

    4752e6a911137ae4c357da0e6bf30452849e649880580b9be2c954c8080768ef

  • SHA512

    373d80f4727638576bb1a719823065bb95896f8ba0094b33d177aeae2efd3f89b41e8a50acdb15d7f7ff61e3551da7e634aefe662b57887f09fada168f31b738

  • SSDEEP

    6144:/qY6irwP7YfmrYiJv7TAPAzdcZqf7DI/L:/nwPkiJvGAzdcUzs/

Malware Config

Extracted

Family

redline

Botnet

spoo

C2

103.113.70.99:2630

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4752e6a911137ae4c357da0e6bf30452849e649880580b9be2c954c8080768ef.exe
    "C:\Users\Admin\AppData\Local\Temp\4752e6a911137ae4c357da0e6bf30452849e649880580b9be2c954c8080768ef.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3848

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\Tmp474A.tmp

          Filesize

          2KB

          MD5

          1420d30f964eac2c85b2ccfe968eebce

          SHA1

          bdf9a6876578a3e38079c4f8cf5d6c79687ad750

          SHA256

          f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

          SHA512

          6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

        • memory/3848-25-0x0000000006820000-0x000000000692A000-memory.dmp

          Filesize

          1.0MB

        • memory/3848-2-0x0000000005630000-0x0000000005BD6000-memory.dmp

          Filesize

          5.6MB

        • memory/3848-3-0x0000000005160000-0x00000000051F2000-memory.dmp

          Filesize

          584KB

        • memory/3848-4-0x0000000005340000-0x0000000005350000-memory.dmp

          Filesize

          64KB

        • memory/3848-5-0x0000000005150000-0x000000000515A000-memory.dmp

          Filesize

          40KB

        • memory/3848-1-0x0000000074CC0000-0x0000000075471000-memory.dmp

          Filesize

          7.7MB

        • memory/3848-20-0x0000000005C60000-0x0000000005CD6000-memory.dmp

          Filesize

          472KB

        • memory/3848-21-0x0000000006690000-0x00000000066AE000-memory.dmp

          Filesize

          120KB

        • memory/3848-0-0x0000000000620000-0x0000000000672000-memory.dmp

          Filesize

          328KB

        • memory/3848-24-0x0000000006CD0000-0x00000000072E8000-memory.dmp

          Filesize

          6.1MB

        • memory/3848-28-0x0000000006930000-0x000000000697C000-memory.dmp

          Filesize

          304KB

        • memory/3848-27-0x00000000067C0000-0x00000000067FC000-memory.dmp

          Filesize

          240KB

        • memory/3848-26-0x0000000006760000-0x0000000006772000-memory.dmp

          Filesize

          72KB

        • memory/3848-29-0x0000000006A80000-0x0000000006AE6000-memory.dmp

          Filesize

          408KB

        • memory/3848-32-0x00000000075C0000-0x0000000007782000-memory.dmp

          Filesize

          1.8MB

        • memory/3848-33-0x0000000007CC0000-0x00000000081EC000-memory.dmp

          Filesize

          5.2MB

        • memory/3848-34-0x0000000074CC0000-0x0000000075471000-memory.dmp

          Filesize

          7.7MB

        • memory/3848-35-0x0000000005340000-0x0000000005350000-memory.dmp

          Filesize

          64KB

        • memory/3848-36-0x0000000007C20000-0x0000000007C70000-memory.dmp

          Filesize

          320KB

        • memory/3848-38-0x0000000074CC0000-0x0000000075471000-memory.dmp

          Filesize

          7.7MB