Analysis

  • max time kernel
    24s
  • max time network
    26s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    20/08/2021, 04:37

General

  • Target
    3eda59632a67aa35beb3417be7547010.exe
  • Size 3.9MB
  • Sample210820-e87gr85lcx
  • SHA256 7868847d629d9e4466c428d9864475cdf3f3c39dfd0f92a1b6f89b5f41c0ec16
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • RedLine

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

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Themida packer 1 IoCs

    Detects Themida, an advanced Windows software protection system.

  • 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.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3eda59632a67aa35beb3417be7547010.exe
    "C:\Users\Admin\AppData\Local\Temp\3eda59632a67aa35beb3417be7547010.exe"
    1⤵
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1992

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1992-60-0x0000000075B31000-0x0000000075B33000-memory.dmp

        memory/1992-62-0x0000000000BE0000-0x0000000000BE1000-memory.dmp

        memory/1992-64-0x0000000005440000-0x0000000005441000-memory.dmp