Analysis

  • max time kernel
    52s
  • max time network
    56s
  • 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 03:45

General

  • Target

    ku260293.exe

  • Size

    345KB

  • MD5

    c2b4517fec935d1bb36b3e9ada66a492

  • SHA1

    8a35e3edae871bef9042f063dd2c1808e21d1033

  • SHA256

    2dae1f45f8df7cd6879329e22c470f539402fdda4e430e10a1f3801ef240ee0b

  • SHA512

    ad5dc41d34f74d0c687765b9418441f6299d7d75d2e642e8a462220123e073fa8239eed66ee7168768bd183ace5570cec6dc7a38a32332a2cb0e8a754997c000

  • SSDEEP

    6144:wiuo+rLcXfNbdX5AoKpelCoQqDmJLIGv7XpCd3bM/zDig02TpgBsDiYn:wiuTrYXfNb5yoKH2mJ/v70rOfigLKe

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Signatures

  • RedLine

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

  • RedLine payload 33 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.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ku260293.exe
    "C:\Users\Admin\AppData\Local\Temp\ku260293.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4484
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4484 -s 1280
      2⤵
      • Program crash
      PID:4292
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4484 -ip 4484
    1⤵
      PID:3640

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4484-134-0x0000000003790000-0x00000000037DB000-memory.dmp

      Filesize

      300KB

    • memory/4484-135-0x00000000063C0000-0x00000000063D0000-memory.dmp

      Filesize

      64KB

    • memory/4484-136-0x00000000063C0000-0x00000000063D0000-memory.dmp

      Filesize

      64KB

    • memory/4484-137-0x00000000063C0000-0x00000000063D0000-memory.dmp

      Filesize

      64KB

    • memory/4484-138-0x00000000063D0000-0x0000000006974000-memory.dmp

      Filesize

      5.6MB

    • memory/4484-139-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-140-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-142-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-144-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-146-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-148-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-150-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-152-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-154-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-156-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-158-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-160-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-162-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-164-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-166-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-168-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-170-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-172-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-174-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-176-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-178-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-180-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-182-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-184-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-188-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-186-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-190-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-192-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-194-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-196-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-198-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-200-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-202-0x0000000003D30000-0x0000000003D6F000-memory.dmp

      Filesize

      252KB

    • memory/4484-1045-0x0000000006980000-0x0000000006F98000-memory.dmp

      Filesize

      6.1MB

    • memory/4484-1046-0x0000000006270000-0x000000000637A000-memory.dmp

      Filesize

      1.0MB

    • memory/4484-1047-0x0000000006380000-0x0000000006392000-memory.dmp

      Filesize

      72KB

    • memory/4484-1048-0x0000000006FA0000-0x0000000006FDC000-memory.dmp

      Filesize

      240KB

    • memory/4484-1049-0x00000000063C0000-0x00000000063D0000-memory.dmp

      Filesize

      64KB

    • memory/4484-1051-0x00000000063C0000-0x00000000063D0000-memory.dmp

      Filesize

      64KB

    • memory/4484-1052-0x00000000063C0000-0x00000000063D0000-memory.dmp

      Filesize

      64KB

    • memory/4484-1053-0x0000000007260000-0x00000000072F2000-memory.dmp

      Filesize

      584KB

    • memory/4484-1054-0x0000000007300000-0x0000000007366000-memory.dmp

      Filesize

      408KB

    • memory/4484-1055-0x0000000007C60000-0x0000000007E22000-memory.dmp

      Filesize

      1.8MB

    • memory/4484-1056-0x0000000007E30000-0x000000000835C000-memory.dmp

      Filesize

      5.2MB

    • memory/4484-1057-0x0000000008490000-0x0000000008506000-memory.dmp

      Filesize

      472KB

    • memory/4484-1058-0x0000000008520000-0x0000000008570000-memory.dmp

      Filesize

      320KB

    • memory/4484-1059-0x00000000063C0000-0x00000000063D0000-memory.dmp

      Filesize

      64KB