Analysis

  • max time kernel
    41s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    10-08-2021 11:13

General

  • Target

    Minecraft_v4.3.exe

  • Size

    1.9MB

  • MD5

    54263196f68701f4d74ecce284ebf501

  • SHA1

    7432a4a4a57973d77ca7f65a2be4bb357efddc30

  • SHA256

    8f9d77e5b65e2263f81d3398d3cc6741752702021bb5aa6a2a716cf6f6e204d5

  • SHA512

    bbda9e72dd377915f6a065b52d4bbb4ceb5f4c22197ced84b78cee644a2dd408e375ee41cfa00e454fe45b3b953f3bb8747fac223d878d23bb9800bb5a8c8ff9

Malware Config

Extracted

Family

redline

Botnet

boss7

C2

109.248.201.150:63757

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 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Minecraft_v4.3.exe
    "C:\Users\Admin\AppData\Local\Temp\Minecraft_v4.3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1056
    • C:\Users\Admin\AppData\Local\Temp\Minecraft_v4.3.exe
      "C:\Users\Admin\AppData\Local\Temp\Minecraft_v4.3.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:868

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/868-64-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/868-66-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/868-68-0x0000000004B60000-0x0000000004B61000-memory.dmp

    Filesize

    4KB

  • memory/1056-60-0x00000000000F0000-0x00000000000F1000-memory.dmp

    Filesize

    4KB

  • memory/1056-62-0x0000000000650000-0x0000000000651000-memory.dmp

    Filesize

    4KB

  • memory/1056-63-0x00000000007B0000-0x00000000007CC000-memory.dmp

    Filesize

    112KB