Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240412-en
  • resource tags

    arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    26-04-2024 12:09

General

  • Target

    9cb9f9145a6ee0e02edeb9bc4def3214418342fe7e3a130ba8511a1c8ed77fcd.exe

  • Size

    74KB

  • MD5

    76935bfc6a1783ae507f5af7bb7a5691

  • SHA1

    11de68dc07c94d552afaca0e3d9d5950ced39b3a

  • SHA256

    9cb9f9145a6ee0e02edeb9bc4def3214418342fe7e3a130ba8511a1c8ed77fcd

  • SHA512

    9d0fd776fa65503a543af943868d3135392f7b1ee8f4c026e344103761f205c908c74e283d42845bcb5401e90da2a747c4f2c856f1a740b3608824dcc2a29f46

  • SSDEEP

    1536:jUEkcx4VHsC0SPMV/BBQA4OIcE1bj/CxQzcqLVclN:jUxcx4GfSPMV/7QA1E1bjqxQbBY

Malware Config

Extracted

Family

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.3

Botnet

Default

C2

94.156.128.246:3323

Mutex

dhhtyh7D3j798D3JY73DJ

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

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

  • StormKitty

    StormKitty is an open source info stealer written in C#.

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

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

  • Checks installed software on the system 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9cb9f9145a6ee0e02edeb9bc4def3214418342fe7e3a130ba8511a1c8ed77fcd.exe
    "C:\Users\Admin\AppData\Local\Temp\9cb9f9145a6ee0e02edeb9bc4def3214418342fe7e3a130ba8511a1c8ed77fcd.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:4864

Network

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4864-0-0x0000000000330000-0x0000000000348000-memory.dmp
    Filesize

    96KB

  • memory/4864-2-0x00007FFA0DBE0000-0x00007FFA0E6A2000-memory.dmp
    Filesize

    10.8MB

  • memory/4864-3-0x000000001B120000-0x000000001B130000-memory.dmp
    Filesize

    64KB

  • memory/4864-4-0x00007FFA2F0A0000-0x00007FFA2F2A9000-memory.dmp
    Filesize

    2.0MB

  • memory/4864-8-0x000000001B120000-0x000000001B130000-memory.dmp
    Filesize

    64KB

  • memory/4864-9-0x000000001B120000-0x000000001B130000-memory.dmp
    Filesize

    64KB

  • memory/4864-10-0x000000001C320000-0x000000001C396000-memory.dmp
    Filesize

    472KB

  • memory/4864-11-0x000000001C7A0000-0x000000001C8C2000-memory.dmp
    Filesize

    1.1MB

  • memory/4864-12-0x000000001B0F0000-0x000000001B10E000-memory.dmp
    Filesize

    120KB

  • memory/4864-51-0x000000001C1D0000-0x000000001C1F2000-memory.dmp
    Filesize

    136KB

  • memory/4864-52-0x00007FFA0DBE0000-0x00007FFA0E6A2000-memory.dmp
    Filesize

    10.8MB

  • memory/4864-53-0x000000001B120000-0x000000001B130000-memory.dmp
    Filesize

    64KB

  • memory/4864-54-0x00007FFA2F0A0000-0x00007FFA2F2A9000-memory.dmp
    Filesize

    2.0MB

  • memory/4864-55-0x000000001B120000-0x000000001B130000-memory.dmp
    Filesize

    64KB

  • memory/4864-56-0x000000001B120000-0x000000001B130000-memory.dmp
    Filesize

    64KB