Analysis

  • max time kernel
    92s
  • max time network
    116s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    07-06-2022 08:33

General

  • Target

    ee67c9e06fa47d7d8854930eab3f1e8c7d761908e94f6bd9a3f415b3bb315777.exe

  • Size

    290KB

  • MD5

    97b3835f79a1444179fc13fd1a68a9d2

  • SHA1

    6b1e56056ad5e6779eebc329728491886721cbdd

  • SHA256

    ee67c9e06fa47d7d8854930eab3f1e8c7d761908e94f6bd9a3f415b3bb315777

  • SHA512

    51b08dd74a33bee6edcb38051cb259299029afd574d70926fbd551756e9fb78a78b018eec395bf184e5a6d54f6351e5cc59fba073ade97daa3178691842d3b3d

Malware Config

Extracted

Family

redline

Botnet

9-5

C2

139.99.32.83:43199

Attributes
  • auth_value

    637de2b47f42d9cc7912f71cb6b57b5b

Signatures

  • RedLine

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

  • RedLine Payload 1 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ee67c9e06fa47d7d8854930eab3f1e8c7d761908e94f6bd9a3f415b3bb315777.exe
    "C:\Users\Admin\AppData\Local\Temp\ee67c9e06fa47d7d8854930eab3f1e8c7d761908e94f6bd9a3f415b3bb315777.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3544
    • 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:1864
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3544 -s 320
      2⤵
      • Program crash
      PID:3624
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3544 -ip 3544
    1⤵
      PID:3080

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Credential Access

    Credentials in Files

    1
    T1081

    Collection

    Data from Local System

    1
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1864-140-0x0000000007F00000-0x0000000007F3C000-memory.dmp
      Filesize

      240KB

    • memory/1864-142-0x00000000090C0000-0x0000000009664000-memory.dmp
      Filesize

      5.6MB

    • memory/1864-148-0x0000000009DA0000-0x000000000A2CC000-memory.dmp
      Filesize

      5.2MB

    • memory/1864-137-0x00000000064B0000-0x0000000006AC8000-memory.dmp
      Filesize

      6.1MB

    • memory/1864-138-0x0000000007E70000-0x0000000007E82000-memory.dmp
      Filesize

      72KB

    • memory/1864-139-0x0000000007FD0000-0x00000000080DA000-memory.dmp
      Filesize

      1.0MB

    • memory/1864-131-0x0000000000400000-0x0000000000420000-memory.dmp
      Filesize

      128KB

    • memory/1864-141-0x0000000008AA0000-0x0000000008B06000-memory.dmp
      Filesize

      408KB

    • memory/1864-130-0x0000000000000000-mapping.dmp
    • memory/1864-143-0x0000000008BB0000-0x0000000008C42000-memory.dmp
      Filesize

      584KB

    • memory/1864-144-0x0000000008C50000-0x0000000008CC6000-memory.dmp
      Filesize

      472KB

    • memory/1864-145-0x0000000008D10000-0x0000000008D2E000-memory.dmp
      Filesize

      120KB

    • memory/1864-146-0x0000000009010000-0x0000000009060000-memory.dmp
      Filesize

      320KB

    • memory/1864-147-0x0000000008470000-0x0000000008632000-memory.dmp
      Filesize

      1.8MB

    • memory/3544-136-0x00000000010CC000-0x00000000010CE000-memory.dmp
      Filesize

      8KB