Overview

overview

10

Static

static

3

win32-quickq.exe

windows7-x64

10

win32-quickq.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    92s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-09-2024 09:06

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General

  • Target

    win32-quickq.exe

  • Size

    97.6MB

  • MD5

    c9af3d48d25d3df466fe41c40bf1f1c3

  • SHA1

    515d1d06163d8a9466ae9e2c5bfc621b08e00cc4

  • SHA256

    7017d08b045c35306e20675850eb40dcef6c3d5a4b2cbefe30eddb613ba9580e

  • SHA512

    afeba24477cd741622485f67b3c810e23feae3ad3eae0d3f2a9853ef7fc0f65dd94a2febda09265751fc6949503065181b727aeb01bc344980d82d876d43958d

  • SSDEEP

    3145728:NavhTKlk5M0b76BS3W35ddwwbo1174rlM+t6j:N0XXs6WH2wKaO+tW

Score
10/10
fatalratdiscoveryevasioninfostealerpersistencerattrojan

Malware Config

Signatures

  • FatalRat

    FatalRat is a modular infostealer family written in C++ first appearing in June 2021.

    infostealerratfatalrat
  • Fatal Rat payload 1 IoCs
    ratinfostealer
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 5 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Suspicious use of SetThreadContext 3 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\win32-quickq.exe
    "C:\Users\Admin\AppData\Local\Temp\win32-quickq.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2876
    • C:\Program Files (x86)\uyd.exe
      "C:\Program Files (x86)\uyd.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2724
      • C:\Users\Public\Documents\sougou\V4.6.80\Bin\QTalk.exe
        C:\Users\Public\Documents\sougou\V4.6.80\Bin\QTalk.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1504
        • C:\Users\Public\Documents\sougou\spolsvt.exe
          C:\Users\Public\Documents\sougou\spolsvt.exe
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:3044
          • C:\Users\Public\Documents\dd\spolsvt.exe
            C:\Users\Public\Documents\dd\spolsvt.exe
            5⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2020
          • C:\Users\Public\Documents\uu\svcoth.exe
            C:\Users\Public\Documents\uu\svcoth.exe
            5⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:5040
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7ZSfx000.cmd" "
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3300

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\uyd.exe
    Filesize

    5.5MB

    MD5

    636c9df6f6d098fd985734103b323d59

    SHA1

    e2f1ff45dc82885a6e366817dddcde03082b81b8

    SHA256

    a314a2121a2ec4c6c708fc856fd86772aa83695b92512fd7e441d6a7b73ad594

    SHA512

    44ce637a8f4abb17bf982d2f6644a36e810e19ae056ef6d0c84324ce0e6ec99e96fd007ddfed61784e8e1b76b084a1936a747b0459ec772f65eabc24c33fef67

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\7ZSfx000.cmd
    Filesize

    196B

    MD5

    f3848248f41ea288d04f0eb34161dd8a

    SHA1

    9ac3ba9def2cd910eca8ad2176f00483f1e0db7a

    SHA256

    3ee009efc8a91e7feac1e8f225ca33df5ff3856169157f507b18c36345cb9ce5

    SHA512

    bb9722a9ba9a6ecae5fee4ff8f04bb7244681d3cfa53827c97a6d4e069eb50c1cce984be3fc76f1c502a711938d889ee505ca96ba77e5c925c1c075cec8fc005

    Download Submit

  • C:\Users\Public\Documents\dd\spolsvt.exe
    Filesize

    16KB

    MD5

    cdce4713e784ae069d73723034a957ff

    SHA1

    9a393a6bab6568f1a774fb753353223f11367e09

    SHA256

    b29e48102ecb3d3614e8980a8b8cc63dd2b993c6346f466479244ec2b47b69d8

    SHA512

    0a3a59a305cc2a6fad4e1315b0bcc5a4129595dfe1e8b703363fa02528d2d7c48d3fd22d365708be84a5557cf1916873df9563c454732f93f94a66e7e3b9fb0f

    Download Submit

  • C:\Users\Public\Documents\sougou\Mpec.mbt
    Filesize

    219KB

    MD5

    6fa8f3c5e7670094a1f66035bdce541c

    SHA1

    122fcba8f761eb3695a948b68be2cb803a43d903

    SHA256

    f2a8b444d6cc5d3a88d10e5d2388e91a17248a1191d8780c62761bae10574c45

    SHA512

    9e6d3b2d764e2ad716c9246c574af62eec2a6e76f1b95db7c8ac684372e6660a43d8dd2bbcabffe66013ea99612114dea28a62caaef530add20725a230672e67

    Download Submit

  • C:\Users\Public\Documents\sougou\spolsvt.exe
    Filesize

    9KB

    MD5

    523d5c39f9d8d2375c3df68251fa2249

    SHA1

    d4ed365c44bec9246fc1a65a32a7791792647a10

    SHA256

    20e3dc90a3e83b6202e2a7f4603b60e5e859639cb68693426c400b13aaeabd78

    SHA512

    526e1bba30d03f1ac177c6ab7409187a730969c429cebef15da68ffcf44b3b93227781eebc827b2f7a0fa17c391e00a0e532263fd0167aeaeb0456f96cfe3ae4

    Download Submit

  • memory/1504-39-0x0000000000400000-0x00000000009B5000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2020-54-0x0000000010000000-0x0000000010029000-memory.dmp

    Filesize

    164KB

    Download

  • memory/2020-50-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

    Download

  • memory/2020-46-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

    Download

  • memory/2020-45-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

    Download

  • memory/2020-44-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

    Download

  • memory/2724-43-0x0000000000400000-0x00000000009B5000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2724-14-0x0000000000400000-0x00000000009B5000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/3044-36-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

    Download

  • memory/3044-30-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

    Download

  • memory/3044-31-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

    Download

  • memory/3044-37-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

    Download

  • memory/3044-32-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

    Download

  • memory/5040-63-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

    Download

  • memory/5040-66-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

    Download

  • memory/5040-71-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

    Download

  • memory/5040-67-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

    Download

  • memory/5040-65-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

    Download

  • memory/5040-64-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

    Download