Analysis

  • max time kernel
    112s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-03-2023 15:57

General

  • Target

    file.exe

  • Size

    355KB

  • MD5

    ca83fd117ff78e8e40cab397b074fa36

  • SHA1

    8d4ed77add391b1f377dace1d6dd11de83cbf4bb

  • SHA256

    9e10cd72fd11418ab2c8c2957c0dfbb981a028d34bcfbaa90c671af4f0b92032

  • SHA512

    a88894805832f28bd2ccf1ca56769fe419077f0fa4a6942bb0d595a12d26234b8d2f7609c3a7150d0a2bfd4f3efab81255ea47b3508a34da552ca37e906bbc78

  • SSDEEP

    6144:ejeDmfF86gnwhqWp3Xf8KHexLRECe4mqtUfJILh4va:GeyfF8YgCBULRwTMUxIN

Malware Config

Extracted

Family

redline

Botnet

dozk

C2

91.215.85.15:25916

Attributes
  • auth_value

    9f1dc4ff242fb8b53742acae0ef96143

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\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1840
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1840 -s 1732
      2⤵
      • Program crash
      PID:4964
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1840 -ip 1840
    1⤵
      PID:2936

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    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

    • memory/1840-134-0x0000000004790000-0x00000000047F2000-memory.dmp
      Filesize

      392KB

    • memory/1840-135-0x0000000007400000-0x00000000079A4000-memory.dmp
      Filesize

      5.6MB

    • memory/1840-136-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-137-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-140-0x00000000073F0000-0x0000000007400000-memory.dmp
      Filesize

      64KB

    • memory/1840-138-0x00000000073F0000-0x0000000007400000-memory.dmp
      Filesize

      64KB

    • memory/1840-141-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-145-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-143-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-147-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-149-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-151-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-155-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-153-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-157-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-159-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-161-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-163-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-165-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-167-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-169-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-171-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-173-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-175-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-177-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-179-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-181-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-183-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-185-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-187-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-189-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-191-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-193-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-195-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-197-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-199-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-201-0x00000000072B0000-0x0000000007302000-memory.dmp
      Filesize

      328KB

    • memory/1840-928-0x00000000079B0000-0x0000000007FC8000-memory.dmp
      Filesize

      6.1MB

    • memory/1840-929-0x00000000073D0000-0x00000000073E2000-memory.dmp
      Filesize

      72KB

    • memory/1840-930-0x0000000007FD0000-0x00000000080DA000-memory.dmp
      Filesize

      1.0MB

    • memory/1840-931-0x00000000080E0000-0x000000000811C000-memory.dmp
      Filesize

      240KB

    • memory/1840-932-0x00000000073F0000-0x0000000007400000-memory.dmp
      Filesize

      64KB

    • memory/1840-933-0x00000000083F0000-0x0000000008456000-memory.dmp
      Filesize

      408KB

    • memory/1840-934-0x0000000008AC0000-0x0000000008B52000-memory.dmp
      Filesize

      584KB

    • memory/1840-935-0x0000000008B70000-0x0000000008BE6000-memory.dmp
      Filesize

      472KB

    • memory/1840-936-0x0000000008C30000-0x0000000008C4E000-memory.dmp
      Filesize

      120KB

    • memory/1840-937-0x0000000008DF0000-0x0000000008FB2000-memory.dmp
      Filesize

      1.8MB

    • memory/1840-938-0x0000000008FD0000-0x00000000094FC000-memory.dmp
      Filesize

      5.2MB

    • memory/1840-941-0x00000000073F0000-0x0000000007400000-memory.dmp
      Filesize

      64KB

    • memory/1840-942-0x00000000073F0000-0x0000000007400000-memory.dmp
      Filesize

      64KB

    • memory/1840-943-0x00000000073F0000-0x0000000007400000-memory.dmp
      Filesize

      64KB