Analysis

  • max time kernel
    122s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    11-10-2023 11:44

General

  • Target

    SecuriteInfo.com.BackDoor.Rat.457.11176.23459.exe

  • Size

    2.3MB

  • MD5

    69b85492367598683cc28f7353148a5c

  • SHA1

    e03f54756a9628a142ee2cb2a9190dd1511b5336

  • SHA256

    50390617ca0f0b27057a4447414d7799996b69e615bea931a31d673394d92695

  • SHA512

    658e39b982d48317dd659b5a303b89079f68ccdd1dfcf3fe373cf23ddb71a998627e1966b74e08596635e2ac9056fc372ae16b2c4816ca09fbb7adc62920da32

  • SSDEEP

    49152:Eq3QscuJsVPCYc80pixEXY2QpvH8nzf9Gion08mkCSgo:E0nJsVPBcexz2QpvHqL9GiouSx

Malware Config

Signatures

  • ParallaxRat

    ParallaxRat is a multipurpose RAT written in MASM.

  • ParallaxRat payload 18 IoCs

    Detects payload of Parallax Rat, a small portable Rat usually digitally signed with a Sectigo certificate.

  • Drops startup file 1 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • outlook_office_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.Rat.457.11176.23459.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.Rat.457.11176.23459.exe"
    1⤵
    • Accesses Microsoft Outlook profiles
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • outlook_office_path
    PID:2412
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{3AD05575-8857-4850-9277-11B85BDB8E09}
    1⤵
    • Drops startup file
    PID:868

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2412-0-0x0000000000280000-0x0000000000300000-memory.dmp

    Filesize

    512KB

  • memory/2412-1-0x00000000774EF000-0x00000000774F0000-memory.dmp

    Filesize

    4KB

  • memory/2412-4-0x0000000000300000-0x000000000032C000-memory.dmp

    Filesize

    176KB

  • memory/2412-5-0x0000000000300000-0x000000000032C000-memory.dmp

    Filesize

    176KB

  • memory/2412-7-0x0000000000300000-0x000000000032C000-memory.dmp

    Filesize

    176KB

  • memory/2412-6-0x0000000000300000-0x000000000032C000-memory.dmp

    Filesize

    176KB

  • memory/2412-8-0x0000000000300000-0x000000000032C000-memory.dmp

    Filesize

    176KB

  • memory/2412-12-0x0000000000300000-0x000000000032C000-memory.dmp

    Filesize

    176KB

  • memory/2412-11-0x0000000000300000-0x000000000032C000-memory.dmp

    Filesize

    176KB

  • memory/2412-10-0x0000000000300000-0x000000000032C000-memory.dmp

    Filesize

    176KB

  • memory/2412-9-0x0000000000300000-0x000000000032C000-memory.dmp

    Filesize

    176KB

  • memory/2412-13-0x0000000000300000-0x000000000032C000-memory.dmp

    Filesize

    176KB

  • memory/2412-14-0x0000000000300000-0x000000000032C000-memory.dmp

    Filesize

    176KB

  • memory/2412-16-0x0000000000300000-0x000000000032C000-memory.dmp

    Filesize

    176KB

  • memory/2412-17-0x0000000000300000-0x000000000032C000-memory.dmp

    Filesize

    176KB

  • memory/2412-15-0x0000000000300000-0x000000000032C000-memory.dmp

    Filesize

    176KB

  • memory/2412-18-0x0000000000300000-0x000000000032C000-memory.dmp

    Filesize

    176KB

  • memory/2412-19-0x0000000000300000-0x000000000032C000-memory.dmp

    Filesize

    176KB

  • memory/2412-20-0x0000000000300000-0x000000000032C000-memory.dmp

    Filesize

    176KB

  • memory/2412-21-0x0000000000280000-0x0000000000300000-memory.dmp

    Filesize

    512KB

  • memory/2412-22-0x0000000000300000-0x000000000032C000-memory.dmp

    Filesize

    176KB