Analysis

  • max time kernel
    153s
  • max time network
    96s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    05/10/2021, 14:51

General

  • Target
    c9a0e3be7011a28f6d54ad09892488c1.exe
  • Size 312KB
  • Sample211005-r757naaaa8
  • SHA256 0cbc80e5bf3b704047e62a5fb878b734c64db3229e0ac3e1ea6e153be0739a13
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • redline

Botnet
  • build

C2
  • 185.244.182.136:51832

Signatures

  • RedLine

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

  • RedLine Payload 2 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.

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c9a0e3be7011a28f6d54ad09892488c1.exe
    "C:\Users\Admin\AppData\Local\Temp\c9a0e3be7011a28f6d54ad09892488c1.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1608

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1608-60-0x0000000000220000-0x0000000000250000-memory.dmp

        memory/1608-61-0x0000000000400000-0x000000000087E000-memory.dmp

        memory/1608-62-0x0000000000A10000-0x0000000000A2F000-memory.dmp

        memory/1608-64-0x0000000002592000-0x0000000002593000-memory.dmp

        memory/1608-63-0x0000000002591000-0x0000000002592000-memory.dmp

        memory/1608-66-0x0000000000A40000-0x0000000000A5D000-memory.dmp

        memory/1608-65-0x0000000002593000-0x0000000002594000-memory.dmp

        memory/1608-67-0x0000000002594000-0x0000000002596000-memory.dmp