Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    15-12-2021 14:41

General

  • Target

    tmp/vbc.exe

  • Size

    883KB

  • MD5

    80bc1183c4d901de4fd1365eccd0f147

  • SHA1

    d725b0664493a90ff4538bdc5f98d6161748e501

  • SHA256

    f2b68fa107745b515e611eee99231eab7e03e022b4ff8af2bfe3b779ffbf61c4

  • SHA512

    d62d9eae278c92f3041ebf63b38469465d4ecd3c555501b8dea73475d03572965af599455c75c34b3eb766212df0ba20a4a6c7c03ef262b38c871c4e29883385

Score
10/10

Malware Config

Extracted

Family

redline

Botnet

r1

C2

101.99.93.44:21060

Signatures

  • RedLine

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

  • RedLine Payload ⋅ 2 IoCs
  • Uses the VBS compiler for execution ⋅ 1 TTPs
  • Suspicious use of SetThreadContext ⋅ 1 IoCs
  • Suspicious use of AdjustPrivilegeToken ⋅ 1 IoCs
  • Suspicious use of WriteProcessMemory ⋅ 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tmp\vbc.exe
    "C:\Users\Admin\AppData\Local\Temp\tmp\vbc.exe"
    Suspicious use of SetThreadContext
    Suspicious use of AdjustPrivilegeToken
    Suspicious use of WriteProcessMemory
    PID:1992
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regbrowsers.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regbrowsers.exe"
      PID:2284

Network

MITRE ATT&CK Matrix

Collection

    Command and Control

      Credential Access

        Defense Evasion

        Discovery

          Execution

            Exfiltration

              Impact

                Initial Access

                  Lateral Movement

                    Persistence

                      Privilege Escalation

                        Replay Monitor

                        00:00 00:00

                        Downloads

                        • memory/1992-115-0x0000000000330000-0x0000000000331000-memory.dmp
                        • memory/1992-117-0x0000000004E90000-0x0000000004E91000-memory.dmp
                        • memory/1992-118-0x00000000026B0000-0x00000000026BF000-memory.dmp
                        • memory/1992-119-0x0000000004EA0000-0x0000000004EA1000-memory.dmp
                        • memory/2284-120-0x0000000000400000-0x0000000000420000-memory.dmp
                        • memory/2284-121-0x000000000041903E-mapping.dmp
                        • memory/2284-124-0x0000000005380000-0x0000000005381000-memory.dmp
                        • memory/2284-125-0x0000000004E00000-0x0000000004E01000-memory.dmp
                        • memory/2284-126-0x0000000004F30000-0x0000000004F31000-memory.dmp
                        • memory/2284-127-0x0000000004E60000-0x0000000004E61000-memory.dmp
                        • memory/2284-128-0x0000000004EA0000-0x0000000004EA1000-memory.dmp
                        • memory/2284-129-0x0000000004D70000-0x0000000005376000-memory.dmp