Analysis

  • max time kernel
    146s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-03-2023 17:53

General

  • Target

    b55a9351e6d82e69cbb7e6260b85a1f797a8cfcfae5f1995a2039e0853d51ae3.exe

  • Size

    395KB

  • MD5

    38741000efe9ff842e4578ecda24e05c

  • SHA1

    5b046123cbcd7f6b5fb6988972998f1abe7a259e

  • SHA256

    b55a9351e6d82e69cbb7e6260b85a1f797a8cfcfae5f1995a2039e0853d51ae3

  • SHA512

    200122e03741ac449e4f859e1ee8dc8692fc1c4ab2f361c1b2e9d5896d89d5e48c2d805d7b4ef15e3396f015f3d940396e486741396f63a74009faecf7685a34

  • SSDEEP

    6144:+/tLVDV2hzjfvqCyPs2IDPPH2meKaJVzS:+VZDV8fvqFPsFbPd

Malware Config

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.

  • 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\b55a9351e6d82e69cbb7e6260b85a1f797a8cfcfae5f1995a2039e0853d51ae3.exe
    "C:\Users\Admin\AppData\Local\Temp\b55a9351e6d82e69cbb7e6260b85a1f797a8cfcfae5f1995a2039e0853d51ae3.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1200
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1200 -s 1288
      2⤵
      • Program crash
      PID:1232
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1200 -ip 1200
    1⤵
      PID:2776

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1200-134-0x0000000002BD0000-0x0000000002C32000-memory.dmp

      Filesize

      392KB

    • memory/1200-135-0x0000000007630000-0x0000000007640000-memory.dmp

      Filesize

      64KB

    • memory/1200-136-0x0000000007630000-0x0000000007640000-memory.dmp

      Filesize

      64KB

    • memory/1200-137-0x0000000007640000-0x0000000007BE4000-memory.dmp

      Filesize

      5.6MB

    • memory/1200-138-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-139-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-141-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-143-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-145-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-147-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-149-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-151-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-153-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-155-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-157-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-159-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-161-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-163-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-165-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-167-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-169-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-171-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-173-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-175-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-177-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-179-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-181-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-183-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-185-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-187-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-189-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-191-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-193-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-195-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-197-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-199-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-201-0x0000000004AD0000-0x0000000004B22000-memory.dmp

      Filesize

      328KB

    • memory/1200-928-0x0000000007BF0000-0x0000000008208000-memory.dmp

      Filesize

      6.1MB

    • memory/1200-929-0x0000000004E20000-0x0000000004E32000-memory.dmp

      Filesize

      72KB

    • memory/1200-930-0x0000000007460000-0x000000000756A000-memory.dmp

      Filesize

      1.0MB

    • memory/1200-931-0x0000000004E40000-0x0000000004E7C000-memory.dmp

      Filesize

      240KB

    • memory/1200-932-0x0000000007630000-0x0000000007640000-memory.dmp

      Filesize

      64KB

    • memory/1200-933-0x00000000083A0000-0x0000000008406000-memory.dmp

      Filesize

      408KB

    • memory/1200-934-0x0000000009210000-0x00000000092A2000-memory.dmp

      Filesize

      584KB

    • memory/1200-935-0x00000000093C0000-0x0000000009436000-memory.dmp

      Filesize

      472KB

    • memory/1200-936-0x0000000009470000-0x000000000948E000-memory.dmp

      Filesize

      120KB

    • memory/1200-937-0x0000000009540000-0x0000000009590000-memory.dmp

      Filesize

      320KB

    • memory/1200-938-0x00000000097B0000-0x0000000009972000-memory.dmp

      Filesize

      1.8MB

    • memory/1200-939-0x0000000009980000-0x0000000009EAC000-memory.dmp

      Filesize

      5.2MB