Analysis

  • max time kernel
    44s
  • max time network
    74s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    23-06-2021 16:51

General

  • Target

    987540db2502a6f2264ecd208ff0bd4cc30fd4dd96ce8.exe

  • Size

    359KB

  • MD5

    85c85b73c8cd6890d30fec1afa642311

  • SHA1

    4bd515ec57e56e3be543d5a98fcecfb446113d52

  • SHA256

    987540db2502a6f2264ecd208ff0bd4cc30fd4dd96ce8829d6d537660b7f2826

  • SHA512

    9c6f3289b29e57b58ed323df94e74acc4e25247568c6dce045391c4150d6a3ac653299ad07e25609f7a0314546f15f3513f6d8089f949736a121d14409dc09a1

Malware Config

Extracted

Family

redline

C2

185.215.113.50:43919

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 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\987540db2502a6f2264ecd208ff0bd4cc30fd4dd96ce8.exe
    "C:\Users\Admin\AppData\Local\Temp\987540db2502a6f2264ecd208ff0bd4cc30fd4dd96ce8.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1724
    • C:\Users\Admin\AppData\Local\Temp\987540db2502a6f2264ecd208ff0bd4cc30fd4dd96ce8.exe
      C:\Users\Admin\AppData\Local\Temp\987540db2502a6f2264ecd208ff0bd4cc30fd4dd96ce8.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1380

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1380-62-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1380-63-0x0000000000417E26-mapping.dmp

  • memory/1380-64-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1380-66-0x0000000004C70000-0x0000000004C71000-memory.dmp

    Filesize

    4KB

  • memory/1724-60-0x0000000000F70000-0x0000000000F71000-memory.dmp

    Filesize

    4KB