Analysis

  • max time kernel
    142s
  • max time network
    163s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-01-2024 01:02

General

  • Target

    a9dd94e06c93ba7f0b8aff5c19db405c.exe

  • Size

    149KB

  • MD5

    a9dd94e06c93ba7f0b8aff5c19db405c

  • SHA1

    f6cb6c61549ec791d67e6f19961af732120ba018

  • SHA256

    35c73c6c8bed8697de74b1509caf030fae69fb856edefc47342adde573da928c

  • SHA512

    f67ea6eb58628e9bb539d323d378551eb1db2bca974feee6e5066622ef37e5a224a302bc1a87b852487912b4acd29f8434b54945b6077e12f969af5c2b334691

  • SSDEEP

    3072:vmU5wdLklqKu+UYFR2r5b+D8Y2daxJFq9C8BNGpXFpB8+U/CBwnQ7dFXv:OU8gFq5b482JFIC4cBDU/AwQ7v

Malware Config

Extracted

Family

asyncrat

Version

| Edit 3LOSH RAT

Botnet

rat

C2

xfreddy2751.duckdns.org:6606

xfreddy2751.duckdns.org:7707

xfreddy2751.duckdns.org:8808

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_file

    License.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

  • Async RAT payload 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a9dd94e06c93ba7f0b8aff5c19db405c.exe
    "C:\Users\Admin\AppData\Local\Temp\a9dd94e06c93ba7f0b8aff5c19db405c.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3548

Network

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3548-0-0x0000000000BE0000-0x0000000000BF6000-memory.dmp
    Filesize

    88KB

  • memory/3548-1-0x0000000074C50000-0x0000000075400000-memory.dmp
    Filesize

    7.7MB

  • memory/3548-2-0x0000000005700000-0x0000000005710000-memory.dmp
    Filesize

    64KB

  • memory/3548-5-0x0000000006070000-0x000000000610C000-memory.dmp
    Filesize

    624KB

  • memory/3548-6-0x00000000066C0000-0x0000000006C64000-memory.dmp
    Filesize

    5.6MB

  • memory/3548-7-0x0000000006180000-0x00000000061E6000-memory.dmp
    Filesize

    408KB

  • memory/3548-8-0x0000000074C50000-0x0000000075400000-memory.dmp
    Filesize

    7.7MB