Analysis

  • max time kernel
    45s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    11/09/2022, 21:51

General

  • Target

    31d4f47ad55bddd9a9d680e8615f465a.exe

  • Size

    238KB

  • MD5

    31d4f47ad55bddd9a9d680e8615f465a

  • SHA1

    2ca6292e79723d874b880ec74c436efebae1afd6

  • SHA256

    c3d0a98284cbbe82ad3614e2500a08f39ba3ceba167230e03cd94b3e7b3e1818

  • SHA512

    636ee400f51b1e0521d5c65355783cb426f9119b25ec3aaa684dab8ff0fd0e023ad2a71777147868d530396cc3be18051024e2fdc7985983ce0a492ecd2ad917

  • SSDEEP

    6144:4bk4+epSnUUzBjznD/9PQFeZp9p2mD0RbRP9npX:g4UUFHlQFsjDAn

Malware Config

Extracted

Family

redline

Botnet

Lyllkal.11.09

C2

185.215.113.216:21921

Attributes
  • auth_value

    993a169a4a695e30b763f440765b0926

Signatures

  • RedLine

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

  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\31d4f47ad55bddd9a9d680e8615f465a.exe
    "C:\Users\Admin\AppData\Local\Temp\31d4f47ad55bddd9a9d680e8615f465a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1972
    • C:\Users\Admin\AppData\Local\Temp\31d4f47ad55bddd9a9d680e8615f465a.exe
      "C:\Users\Admin\AppData\Local\Temp\31d4f47ad55bddd9a9d680e8615f465a.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1960

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1960-55-0x00000000000C0000-0x00000000000DC000-memory.dmp

          Filesize

          112KB

        • memory/1960-56-0x00000000000C0000-0x00000000000DC000-memory.dmp

          Filesize

          112KB

        • memory/1960-58-0x00000000000C0000-0x00000000000DC000-memory.dmp

          Filesize

          112KB

        • memory/1960-59-0x00000000000C0000-0x00000000000DC000-memory.dmp

          Filesize

          112KB

        • memory/1960-60-0x00000000000C0000-0x00000000000DC000-memory.dmp

          Filesize

          112KB

        • memory/1960-63-0x00000000000C0000-0x00000000000DC000-memory.dmp

          Filesize

          112KB

        • memory/1960-67-0x00000000000C0000-0x00000000000DC000-memory.dmp

          Filesize

          112KB

        • memory/1960-70-0x00000000000C0000-0x00000000000DC000-memory.dmp

          Filesize

          112KB

        • memory/1960-71-0x00000000756B1000-0x00000000756B3000-memory.dmp

          Filesize

          8KB

        • memory/1972-54-0x0000000000B90000-0x0000000000BCE000-memory.dmp

          Filesize

          248KB