Analysis

  • max time kernel
    67s
  • max time network
    120s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    08/12/2020, 07:08

General

  • Target
    9bf1c67dbbc2b863c6254ef7415bb434.exe
  • Size 714KB
  • Sample201208-qtdzh6erta
  • SHA256 ba483bee9e68e055952e71255eb24bd6ca52c1238d3efe96bcb66506e80e6792
  • MD5 SHA1 SHA512

Malware Config

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.

  • Checks installed software on the system 1 TTPs

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

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9bf1c67dbbc2b863c6254ef7415bb434.exe
    "C:\Users\Admin\AppData\Local\Temp\9bf1c67dbbc2b863c6254ef7415bb434.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:580
    • C:\Users\Admin\AppData\Local\Temp\9bf1c67dbbc2b863c6254ef7415bb434.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:936

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/580-2-0x0000000073520000-0x0000000073C0E000-memory.dmp

        memory/580-3-0x0000000000AA0000-0x0000000000AA1000-memory.dmp

        memory/580-5-0x0000000005970000-0x0000000005971000-memory.dmp

        memory/580-6-0x0000000005470000-0x0000000005471000-memory.dmp

        memory/580-7-0x0000000002F40000-0x0000000002F41000-memory.dmp

        memory/580-8-0x0000000007F40000-0x0000000007F41000-memory.dmp

        memory/580-9-0x0000000005790000-0x000000000579E000-memory.dmp

        memory/580-10-0x0000000007800000-0x0000000007862000-memory.dmp

        memory/580-11-0x0000000008470000-0x0000000008471000-memory.dmp

        memory/936-12-0x0000000000400000-0x0000000000428000-memory.dmp

        memory/936-15-0x0000000073520000-0x0000000073C0E000-memory.dmp

        memory/936-18-0x0000000005AC0000-0x0000000005AC1000-memory.dmp

        memory/936-19-0x0000000005580000-0x0000000005581000-memory.dmp

        memory/936-20-0x0000000005560000-0x0000000005561000-memory.dmp

        memory/936-21-0x00000000055D0000-0x00000000055D1000-memory.dmp

        memory/936-22-0x0000000005890000-0x0000000005891000-memory.dmp

        memory/936-23-0x00000000069F0000-0x00000000069F1000-memory.dmp

        memory/936-27-0x0000000006DC0000-0x0000000006DC1000-memory.dmp

        memory/936-28-0x0000000006E40000-0x0000000006E41000-memory.dmp

        memory/936-29-0x0000000007020000-0x0000000007021000-memory.dmp

        memory/936-30-0x0000000007AA0000-0x0000000007AA1000-memory.dmp