Analysis

  • max time kernel
    4294185s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-20220310-en
  • submitted
    23-03-2022 07:24

General

  • Target

    b278d2601750d7ad2090a7801e377396.exe

  • Size

    566KB

  • MD5

    b278d2601750d7ad2090a7801e377396

  • SHA1

    8e4cabd6ffb0c36d89bfb7ee9b7705a7d76fbb9f

  • SHA256

    df16f9d39345c1a3a1ed404fc6a7c3e5482952e4fa36a7913eb3cddc97950d1c

  • SHA512

    41f6afe9f0b429cf5504fefc6ccaaeb00078fce572d16f0ce1cc8caeed9085868f00be4914c61b205269a7e63c5fdc6ea2aa4a638ed7867ace6fe721248c806d

Malware Config

Extracted

Family

redline

Botnet

nam33

C2

103.133.111.182:44839

Attributes
  • auth_value

    8b278c0f8c2de9225b1633fa0e83ddce

Signatures

  • RedLine

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

  • RedLine Payload 4 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b278d2601750d7ad2090a7801e377396.exe
    "C:\Users\Admin\AppData\Local\Temp\b278d2601750d7ad2090a7801e377396.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:616
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:736

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/616-54-0x0000000000330000-0x0000000000390000-memory.dmp

    Filesize

    384KB

  • memory/616-55-0x00000000031D0000-0x00000000031D4000-memory.dmp

    Filesize

    16KB

  • memory/736-56-0x0000000000090000-0x00000000000B0000-memory.dmp

    Filesize

    128KB

  • memory/736-58-0x0000000000090000-0x00000000000B0000-memory.dmp

    Filesize

    128KB

  • memory/736-63-0x00000000000ABCCE-mapping.dmp

  • memory/736-64-0x0000000000090000-0x00000000000B0000-memory.dmp

    Filesize

    128KB

  • memory/736-65-0x0000000000090000-0x00000000000B0000-memory.dmp

    Filesize

    128KB

  • memory/736-66-0x0000000074DE1000-0x0000000074DE3000-memory.dmp

    Filesize

    8KB