Analysis

  • max time kernel
    147s
  • max time network
    39s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    25/09/2021, 10:20

General

  • Target
    2c0d4d1b7d79d5fc515db0ee4727088fc9b50c7c6510a.exe
  • Size 126KB
  • Sample210925-mc5v7abbb4
  • SHA256 2c0d4d1b7d79d5fc515db0ee4727088fc9b50c7c6510a80fcf2b88b59060fe3d
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • redline

Botnet
  • 209qwe

C2
  • 185.215.113.104:18754

Signatures

  • RedLine

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

  • RedLine Payload 4 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
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2c0d4d1b7d79d5fc515db0ee4727088fc9b50c7c6510a.exe
    "C:\Users\Admin\AppData\Local\Temp\2c0d4d1b7d79d5fc515db0ee4727088fc9b50c7c6510a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1080
    • C:\Users\Admin\AppData\Local\Temp\2c0d4d1b7d79d5fc515db0ee4727088fc9b50c7c6510a.exe
      "C:\Users\Admin\AppData\Local\Temp\2c0d4d1b7d79d5fc515db0ee4727088fc9b50c7c6510a.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1332
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1080 -s 584
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      PID:1840

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1080-60-0x00000000009D0000-0x00000000009D1000-memory.dmp

        memory/1080-61-0x00000000044B0000-0x00000000044B1000-memory.dmp

        memory/1080-62-0x0000000000340000-0x0000000000358000-memory.dmp

        memory/1080-65-0x00000000002E0000-0x00000000002E3000-memory.dmp

        memory/1332-63-0x0000000000400000-0x0000000000422000-memory.dmp

        memory/1332-66-0x0000000000400000-0x0000000000422000-memory.dmp

        memory/1332-69-0x0000000004700000-0x0000000004701000-memory.dmp

        memory/1840-70-0x0000000000340000-0x00000000003A0000-memory.dmp