Resubmissions

29-11-2024 08:21

241129-j89bpsvnes 10

28-11-2024 22:32

241128-2f9qwatjcw 10

28-11-2024 20:43

241128-zh3dgavrcr 10

General

  • Target

    take3.exe

  • Size

    14.3MB

  • Sample

    241128-2f9qwatjcw

  • MD5

    8a44ee98217bc81f0869d793eefab1f0

  • SHA1

    4756ed10cbf5dbad09746a8fa2c2e62c2f2b7200

  • SHA256

    c26e2475ef60ba969bb66c9b464b498efb1da0bf7360ff7545c1db3b707bdbed

  • SHA512

    4f18f54d791929cb24c02e8865d520e6263c096bef7ebd422578bca0600cadb6ea4b046654ef007ba056bf568ff3a19b068bf4313b4a218953a5bd2ecb0e6a02

  • SSDEEP

    393216:vOWd863huc1dQJlAwF3MnG3InVFedWm7NS/xHWgnHz:2893hr1dQ53MG4VAHsT

Malware Config

Extracted

Language
ps1
Source
URLs
exe.dropper

https://pastebin.com/raw/Adv9gBHa

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://c3poolbat.oss-accelerate.aliyuncs.com/c3pool/config.json

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://c3poolbat.oss-accelerate.aliyuncs.com/c3pool/config.json

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://c3poolbat.oss-accelerate.aliyuncs.com/c3pool/xmrig.exe

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://c3poolbat.oss-accelerate.aliyuncs.com/c3pool/nssm.exe

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://c3poolbat.oss-accelerate.aliyuncs.com/c3pool/nssm.exe

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://c3poolbat.oss-accelerate.aliyuncs.com/c3pool/xmrig.exe

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://c3poolbat.oss-accelerate.aliyuncs.com/c3pool/WinRing0x64.sys

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://c3poolbat.oss-accelerate.aliyuncs.com/c3pool/WinRing0x64.sys

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://github.com/unvd01/unvmain/raw/main/un2/botprnt.dat

exe.dropper

http://unvdwl.com/un2/botprnt.dat

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftpcluster.loopia.se
  • Port:
    21
  • Username:
    srbreferee.com
  • Password:
    luka2005

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftpcluster.loopia.se
  • Port:
    21
  • Username:
    PRGUpdate
  • Password:
    hokejnaledu

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    139.59.11.0
  • Port:
    21
  • Username:
    administrator
  • Password:
    BLUEAIRWOLF

Extracted

Family

quasar

Version

1.4.1

Botnet

SGVP

C2

192.168.1.9:4782

150.129.206.176:4782

Ai-Sgvp-33452.portmap.host:33452

Mutex

a35ec7b7-5a95-4207-8f25-7af0a7847fa5

Attributes
  • encryption_key

    09BBDA8FF0524296F02F8F81158F33C0AA74D487

  • install_name

    User Application Data.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Windowns Client Startup

  • subdirectory

    Quasar

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

14.243.221.170:2654

Mutex

a7b38fdd-192e-4e47-b9ba-ca9eb81cc7bd

Attributes
  • encryption_key

    8B9AD736E943A06EAF1321AD479071E83805704C

  • install_name

    Runtime Broker.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Runtime Broker

  • subdirectory

    SubDir

Extracted

Family

xred

C2

xred.mooo.com

Attributes
  • email

    [email protected]

  • payload_url

    http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVlVsOGlEVGxuZVk&export=download

    https://www.dropbox.com/s/n1w4p8gc6jzo0sg/SUpdate.ini?dl=1

    http://xred.site50.net/syn/SUpdate.ini

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVzUyaHFYVkQxeFk&export=download

    https://www.dropbox.com/s/zhp1b06imehwylq/Synaptics.rar?dl=1

    http://xred.site50.net/syn/Synaptics.rar

    https://docs.google.com/uc?id=0BxsMXGfPIZfSTmlVYkxhSDg5TzQ&export=download

    https://www.dropbox.com/s/fzj752whr3ontsm/SSLLibrary.dll?dl=1

    http://xred.site50.net/syn/SSLLibrary.dll

Extracted

Family

gh0strat

C2

1.15.110.72

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

C2

ser.nrovn.xyz:6606

ser.nrovn.xyz:7707

ser.nrovn.xyz:8808

Mutex

nfMlxLKxWkbD

Attributes
  • delay

    3

  • install

    true

  • install_file

    http.exe

  • install_folder

    %AppData%

aes.plain

Extracted

Family

xworm

Version

5.0

C2

154.197.69.165:7000

Mutex

wPxAiY3vITAPeZGc

Attributes
  • Install_directory

    %AppData%

  • install_file

    System.exe

aes.plain

Targets

    • Target

      take3.exe

    • Size

      14.3MB

    • MD5

      8a44ee98217bc81f0869d793eefab1f0

    • SHA1

      4756ed10cbf5dbad09746a8fa2c2e62c2f2b7200

    • SHA256

      c26e2475ef60ba969bb66c9b464b498efb1da0bf7360ff7545c1db3b707bdbed

    • SHA512

      4f18f54d791929cb24c02e8865d520e6263c096bef7ebd422578bca0600cadb6ea4b046654ef007ba056bf568ff3a19b068bf4313b4a218953a5bd2ecb0e6a02

    • SSDEEP

      393216:vOWd863huc1dQJlAwF3MnG3InVFedWm7NS/xHWgnHz:2893hr1dQ53MG4VAHsT

    • Ammyy Admin

      Remote admin tool with various capabilities.

    • AmmyyAdmin payload

    • Ammyyadmin family

    • AsyncRat

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

    • Asyncrat family

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Dcrat family

    • Detect Xworm Payload

    • Detects ZharkBot payload

      ZharkBot is a botnet written C++.

    • FlawedAmmyy RAT

      Remote-access trojan based on leaked code for the Ammyy remote admin software.

    • Flawedammyy family

    • Gh0st RAT payload

    • Gh0strat

      Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

    • Gh0strat family

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Ramnit

      Ramnit is a versatile family that holds viruses, worms, and Trojans.

    • Ramnit family

    • RedLine

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

    • RedLine payload

    • Redline family

    • XMRig Miner payload

    • Xmrig family

    • Xred

      Xred is backdoor written in Delphi.

    • Xred family

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • ZharkBot

      ZharkBot is a botnet written C++.

    • Zharkbot family

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • Async RAT payload

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Contacts a large (771) amount of remote hosts

      This may indicate a network scan to discover remotely running services.

    • Creates new service(s)

    • Download via BitsAdmin

    • Downloads MZ/PE file

    • Indicator Removal: Network Share Connection Removal

      Adversaries may remove share connections that are no longer useful in order to clean up traces of their operation.

    • Modifies Windows Firewall

    • Possible privilege escalation attempt

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • Stops running service(s)

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • .NET Reactor proctector

      Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Network Service Discovery

      Attempt to gather information on host's network.

    • Network Share Discovery

      Attempt to gather information on host network.

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

    • Power Settings

      powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Enumerates processes with tasklist

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks