Analysis

  • max time kernel
    142s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-11-2023 22:39

General

  • Target

    file.exe

  • Size

    6.0MB

  • MD5

    862bc8adac85c4c24691580f8e9cc830

  • SHA1

    dcbacac408b4a1f6d0aa684fb15455f8e6ee4e7a

  • SHA256

    652517904b568a2d5de03180d87821d06bfaf6afaca530bdc4521a1f35e3e976

  • SHA512

    27d61492a430d7369f2483809a918a469fea813082bc611694e3eaa267672ad6f0c2bb2694a246a61c6563eebf3da25ad504f0ccca4debb75a2386b0780b1e20

  • SSDEEP

    98304:AtBMENiC03DcQyGb7BVTUw3MspLMsiYkfJSas50Tw1:nEt0g7WnF3MsdqYsJtp6

Malware Config

Extracted

Family

redline

C2

195.20.16.131:30344

Signatures

  • RedLine

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

  • RedLine payload 1 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Themida packer 5 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4732
    • 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:888

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/888-10-0x00000000074F0000-0x0000000007500000-memory.dmp

    Filesize

    64KB

  • memory/888-7-0x00000000744F0000-0x0000000074CA0000-memory.dmp

    Filesize

    7.7MB

  • memory/888-21-0x00000000744F0000-0x0000000074CA0000-memory.dmp

    Filesize

    7.7MB

  • memory/888-12-0x0000000008440000-0x0000000008A58000-memory.dmp

    Filesize

    6.1MB

  • memory/888-11-0x0000000007310000-0x000000000731A000-memory.dmp

    Filesize

    40KB

  • memory/888-5-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/888-19-0x0000000009530000-0x0000000009A5C000-memory.dmp

    Filesize

    5.2MB

  • memory/888-15-0x00000000075F0000-0x000000000762C000-memory.dmp

    Filesize

    240KB

  • memory/888-8-0x0000000007870000-0x0000000007E14000-memory.dmp

    Filesize

    5.6MB

  • memory/888-9-0x0000000007360000-0x00000000073F2000-memory.dmp

    Filesize

    584KB

  • memory/888-18-0x0000000008E30000-0x0000000008FF2000-memory.dmp

    Filesize

    1.8MB

  • memory/888-17-0x0000000007EB0000-0x0000000007F16000-memory.dmp

    Filesize

    408KB

  • memory/888-16-0x0000000007770000-0x00000000077BC000-memory.dmp

    Filesize

    304KB

  • memory/888-13-0x0000000007660000-0x000000000776A000-memory.dmp

    Filesize

    1.0MB

  • memory/888-14-0x0000000007590000-0x00000000075A2000-memory.dmp

    Filesize

    72KB

  • memory/4732-6-0x0000000000CB0000-0x00000000012BF000-memory.dmp

    Filesize

    6.1MB

  • memory/4732-3-0x0000000000CB0000-0x00000000012BF000-memory.dmp

    Filesize

    6.1MB

  • memory/4732-4-0x0000000000CB0000-0x00000000012BF000-memory.dmp

    Filesize

    6.1MB

  • memory/4732-2-0x0000000000CB0000-0x00000000012BF000-memory.dmp

    Filesize

    6.1MB

  • memory/4732-1-0x0000000077024000-0x0000000077026000-memory.dmp

    Filesize

    8KB

  • memory/4732-0-0x0000000000CB0000-0x00000000012BF000-memory.dmp

    Filesize

    6.1MB