Analysis

  • max time kernel
    25s
  • max time network
    136s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    23/07/2021, 22:47

General

  • Target
    Run.exe
  • Size 335KB
  • Sample210723-ae9rdn3nv6
  • SHA256 ce2ff7b57590b7da15183e8906a59c5cc94c786b44b6248c7dbe50dfceb917f2
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • redline

Botnet
  • king

C2
  • 95.217.123.66:5143

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\Run.exe
    "C:\Users\Admin\AppData\Local\Temp\Run.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:644
    • C:\Users\Admin\AppData\Local\Temp\Run.exe
      C:\Users\Admin\AppData\Local\Temp\Run.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3172

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/644-116-0x0000000004B50000-0x0000000004B51000-memory.dmp

        memory/644-117-0x0000000004AF0000-0x0000000004AF1000-memory.dmp

        memory/644-118-0x00000000025D0000-0x00000000025D1000-memory.dmp

        memory/644-114-0x0000000000300000-0x0000000000301000-memory.dmp

        memory/3172-125-0x0000000004C60000-0x0000000004C61000-memory.dmp

        memory/3172-124-0x0000000005270000-0x0000000005271000-memory.dmp

        memory/3172-119-0x0000000000400000-0x000000000041E000-memory.dmp

        memory/3172-126-0x0000000004CC0000-0x0000000004CC1000-memory.dmp

        memory/3172-127-0x0000000004D00000-0x0000000004D01000-memory.dmp

        memory/3172-128-0x0000000004C60000-0x0000000005266000-memory.dmp

        memory/3172-129-0x0000000004F90000-0x0000000004F91000-memory.dmp

        memory/3172-130-0x0000000006210000-0x0000000006211000-memory.dmp

        memory/3172-131-0x0000000006910000-0x0000000006911000-memory.dmp

        memory/3172-132-0x0000000006180000-0x0000000006181000-memory.dmp

        memory/3172-134-0x0000000006680000-0x0000000006681000-memory.dmp

        memory/3172-135-0x0000000007340000-0x0000000007341000-memory.dmp