Overview

overview

10

Static

static

1CFD3A83D9...3A.exe

windows7_x64

10

1CFD3A83D9...3A.exe

windows10_x64

10

Analysis

  • max time kernel
    17s
  • max time network
    64s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    06/08/2021, 07:37

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General

  • Target
    1CFD3A83D9CF05E3F35449F9D8D5273A.exe
  • Size 1.4MB
  • Sample210806-9ch912xpra
  • SHA256 275cd3c09afaacc06adbdbcd5c638b5894c81eca008446454864b537f54593bd
  • MD5 SHA1 SHA512
Score
10/10
redlinediscoveryinfostealerspywarestealer

Malware Config

Signatures

  • RedLine

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

    infostealerredline
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 7 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
    spyware
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1CFD3A83D9CF05E3F35449F9D8D5273A.exe
    "C:\Users\Admin\AppData\Local\Temp\1CFD3A83D9CF05E3F35449F9D8D5273A.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1208
    • C:\Users\Admin\AppData\Local\Temp\WH.exe
      "C:\Users\Admin\AppData\Local\Temp\WH.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1816
    • C:\Users\Admin\AppData\Local\Temp\WALLHACK_28.07.2021.exe
      "C:\Users\Admin\AppData\Local\Temp\WALLHACK_28.07.2021.exe"
      2⤵
      • Executes dropped EXE
      PID:1796

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1208-59-0x0000000076661000-0x0000000076663000-memory.dmp
        Download

        memory/1816-73-0x0000000001090000-0x0000000001091000-memory.dmp
        Download

        memory/1816-75-0x0000000005850000-0x0000000005851000-memory.dmp
        Download