Analysis

  • max time kernel
    31s
  • max time network
    117s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    06/07/2021, 06:33

General

  • Target
    5af2d4f23b526022e3446bf28928983a.exe
  • Size 547KB
  • Sample210706-e2grwzk4lx
  • SHA256 a5a1d72b8d7045cf92e3fc39b72cf251a015464f1f7920aa028b341d3f646ee8
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • redline

Botnet
  • 777

C2
  • 193.188.21.24:21977

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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5af2d4f23b526022e3446bf28928983a.exe
    "C:\Users\Admin\AppData\Local\Temp\5af2d4f23b526022e3446bf28928983a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3164
    • C:\Users\Admin\AppData\Local\Temp\5af2d4f23b526022e3446bf28928983a.exe
      C:\Users\Admin\AppData\Local\Temp\5af2d4f23b526022e3446bf28928983a.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2820

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/2820-129-0x00000000052C0000-0x00000000052C1000-memory.dmp

        memory/2820-128-0x0000000002A80000-0x0000000002A81000-memory.dmp

        memory/2820-135-0x0000000006A50000-0x0000000006A51000-memory.dmp

        memory/2820-134-0x0000000007660000-0x0000000007661000-memory.dmp

        memory/2820-120-0x0000000000400000-0x000000000041E000-memory.dmp

        memory/2820-133-0x0000000006700000-0x0000000006701000-memory.dmp

        memory/2820-125-0x0000000005630000-0x0000000005631000-memory.dmp

        memory/2820-132-0x0000000006C30000-0x0000000006C31000-memory.dmp

        memory/2820-126-0x0000000002A60000-0x0000000002A61000-memory.dmp

        memory/2820-127-0x0000000005020000-0x0000000005021000-memory.dmp

        memory/2820-131-0x0000000006530000-0x0000000006531000-memory.dmp

        memory/2820-130-0x0000000005020000-0x0000000005626000-memory.dmp

        memory/3164-114-0x00000000004C0000-0x00000000004C1000-memory.dmp

        memory/3164-117-0x0000000004DF0000-0x0000000004DF1000-memory.dmp

        memory/3164-116-0x0000000002900000-0x0000000002901000-memory.dmp

        memory/3164-119-0x0000000004E80000-0x0000000004EB3000-memory.dmp

        memory/3164-118-0x0000000004D70000-0x0000000004D71000-memory.dmp