Analysis

  • max time kernel
    41s
  • max time network
    77s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    04/08/2021, 19:46

General

  • Target
    ef37310304476618b4f4bf9b22697683.exe
  • Size 358KB
  • Sample210804-bdcnrlmcvn
  • SHA256 6b3fe1557cf507b4e43bec902d01f492a217bfe535dd03e9f612f7cafccb17bd
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • redline

Botnet
  • 423423423

C2
  • qumaranero.xyz:80

Signatures

  • RedLine

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

  • RedLine Payload 3 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\ef37310304476618b4f4bf9b22697683.exe
    "C:\Users\Admin\AppData\Local\Temp\ef37310304476618b4f4bf9b22697683.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1080
    • C:\Users\Admin\AppData\Local\Temp\ef37310304476618b4f4bf9b22697683.exe
      C:\Users\Admin\AppData\Local\Temp\ef37310304476618b4f4bf9b22697683.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1588

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1080-59-0x0000000000C90000-0x0000000000C91000-memory.dmp

        memory/1080-61-0x0000000004450000-0x0000000004451000-memory.dmp

        memory/1080-62-0x00000000004C0000-0x00000000004E1000-memory.dmp

        memory/1588-63-0x0000000000400000-0x000000000041E000-memory.dmp

        memory/1588-65-0x0000000000400000-0x000000000041E000-memory.dmp

        memory/1588-67-0x0000000004C10000-0x0000000004C11000-memory.dmp