Analysis

  • max time kernel
    94s
  • max time network
    117s
  • 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 16:48

General

  • Target

    b75393feb3ddc3c697974cf5a6acbd17f01cd6ac2813a630ee9c425bf7fb6dc3.exe

  • Size

    383KB

  • MD5

    c7c90180451cb4291d3c8c1601bda906

  • SHA1

    a144b960c55ade88db02b9775c43b75c2e7dd968

  • SHA256

    b75393feb3ddc3c697974cf5a6acbd17f01cd6ac2813a630ee9c425bf7fb6dc3

  • SHA512

    5750123d2274047f1b9fbfcf1b4bce0973ad1eaca45c607edc2245b21dda8d83ceb46d3cc4f3e87451bf2e6ffbaec6c1c5b609ef00eebe48f9c60e7cc8b8630a

  • SSDEEP

    6144:eDajauMTbuHPGMNbkWgvdA7Uau73kd0lNpahkX4CHIUtsiYkd8va:gajau8bu3NYWgvdA7Uau73kYOG4CoQv3

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\b75393feb3ddc3c697974cf5a6acbd17f01cd6ac2813a630ee9c425bf7fb6dc3.exe
    "C:\Users\Admin\AppData\Local\Temp\b75393feb3ddc3c697974cf5a6acbd17f01cd6ac2813a630ee9c425bf7fb6dc3.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4104
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4104 -s 1220
      2⤵
      • Program crash
      PID:484
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4104 -ip 4104
    1⤵
      PID:3120

    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/4104-134-0x00000000048D0000-0x0000000004932000-memory.dmp
      Filesize

      392KB

    • memory/4104-137-0x00000000073A0000-0x00000000073B0000-memory.dmp
      Filesize

      64KB

    • memory/4104-136-0x00000000073B0000-0x0000000007954000-memory.dmp
      Filesize

      5.6MB

    • memory/4104-135-0x00000000073A0000-0x00000000073B0000-memory.dmp
      Filesize

      64KB

    • memory/4104-138-0x00000000073A0000-0x00000000073B0000-memory.dmp
      Filesize

      64KB

    • memory/4104-139-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-140-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-142-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-144-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-146-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-148-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-150-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-152-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-154-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-156-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-158-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-160-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-162-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-164-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-166-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-168-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-170-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-172-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-174-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-176-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-178-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-180-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-182-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-184-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-186-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-188-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-190-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-192-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-194-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-196-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-198-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-200-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-202-0x0000000007320000-0x0000000007372000-memory.dmp
      Filesize

      328KB

    • memory/4104-929-0x0000000007960000-0x0000000007F78000-memory.dmp
      Filesize

      6.1MB

    • memory/4104-930-0x0000000007FB0000-0x0000000007FC2000-memory.dmp
      Filesize

      72KB

    • memory/4104-931-0x0000000007FD0000-0x00000000080DA000-memory.dmp
      Filesize

      1.0MB

    • memory/4104-932-0x00000000080E0000-0x000000000811C000-memory.dmp
      Filesize

      240KB

    • memory/4104-933-0x00000000073A0000-0x00000000073B0000-memory.dmp
      Filesize

      64KB

    • memory/4104-934-0x00000000083F0000-0x0000000008456000-memory.dmp
      Filesize

      408KB

    • memory/4104-935-0x0000000008AC0000-0x0000000008B52000-memory.dmp
      Filesize

      584KB

    • memory/4104-936-0x0000000008B70000-0x0000000008BE6000-memory.dmp
      Filesize

      472KB

    • memory/4104-937-0x0000000008C50000-0x0000000008E12000-memory.dmp
      Filesize

      1.8MB

    • memory/4104-938-0x0000000008E30000-0x000000000935C000-memory.dmp
      Filesize

      5.2MB

    • memory/4104-939-0x0000000009480000-0x000000000949E000-memory.dmp
      Filesize

      120KB

    • memory/4104-941-0x00000000073A0000-0x00000000073B0000-memory.dmp
      Filesize

      64KB

    • memory/4104-942-0x00000000073A0000-0x00000000073B0000-memory.dmp
      Filesize

      64KB

    • memory/4104-943-0x00000000073A0000-0x00000000073B0000-memory.dmp
      Filesize

      64KB