Analysis

  • max time kernel
    39s
  • max time network
    42s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    05/07/2022, 12:43

General

  • Target
    e52109d0d5c72033905f7faa95c118d55acd8c21aaa428dba792191749dde03e.exe
  • Size 140KB
  • Sample220705-px85fsbbf6
  • SHA256 e52109d0d5c72033905f7faa95c118d55acd8c21aaa428dba792191749dde03e
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • coldstealer

Botnet
  • 2

C2
  • http://enter-me.xyz/

Signatures

  • Cold Stealer

    An info stealer written in C#, first seen in Feb 2022.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e52109d0d5c72033905f7faa95c118d55acd8c21aaa428dba792191749dde03e.exe
    "C:\Users\Admin\AppData\Local\Temp\e52109d0d5c72033905f7faa95c118d55acd8c21aaa428dba792191749dde03e.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1416

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1416-54-0x0000000000370000-0x000000000039A000-memory.dmp

        memory/1416-55-0x0000000000240000-0x0000000000270000-memory.dmp