General

  • Target

    Malware with taskmgr.zip

  • Size

    2.9MB

  • Sample

    240614-xfmtwswdrp

  • MD5

    1343a02090dfa6e1656ce2f1750e5bac

  • SHA1

    ff14e086804b359d2d197443861ae624ab177134

  • SHA256

    5f0ed99d77473c40906f6258a647e89a2b1ca80cb1afc6fe55c9ac12ae77157e

  • SHA512

    0c273daf609c03740c11ec12d5eed257ed1e57e7771ed86b1017a28f0c40fdb890f8cf5d4355bf7f903a4bd2400db4700a47e90af8f7175e7c42beaab8946c3f

  • SSDEEP

    49152:x7yeTYZ5z0vegABI2egr4OecHvD5m33UZRQDRfPapjj6axvkVxureuIiBAkpwESO:xnTYZ5z0WgH234RUI3UrQ1uHlvkxuhLd

Malware Config

Extracted

Family

amadey

Version

4.21

Botnet

0e6740

C2

http://147.45.47.155

Attributes
  • install_dir

    9217037dc9

  • install_file

    explortu.exe

  • strings_key

    8e894a8a4a3d0da8924003a561cfb244

  • url_paths

    /ku4Nor9/index.php

rc4.plain

Extracted

Family

amadey

Version

8254624243

Botnet

e76b71

C2

http://77.91.77.81

Attributes
  • install_dir

    8254624243

  • install_file

    axplong.exe

  • strings_key

    90049e51fabf09df0d6748e0b271922e

  • url_paths

    /Kiru9gu/index.php

rc4.plain

Extracted

Family

redline

Botnet

@LOGSCLOUDYT_BOT

C2

185.172.128.33:8970

Extracted

Family

xworm

Version

5.0

C2

64.226.123.178:6098

Mutex

1z0ENxCLSR3XRSre

Attributes
  • install_file

    USB.exe

aes.plain

Extracted

Family

redline

Botnet

newbild

C2

185.215.113.67:40960

Extracted

Family

redline

Botnet

LiveTraffic

C2

4.185.27.237:13528

Extracted

Family

xworm

Version

3.1

C2

185.91.127.220:7000

200.9.155.204:7000

Mutex

0liuzqSbSYrrf5nM

Attributes
  • install_file

    USB.exe

aes.plain
aes.plain

Extracted

Family

redline

Botnet

0011

C2

185.91.127.219:33455

Extracted

Family

risepro

C2

147.45.47.126:58709

Extracted

Family

xworm

C2

127.0.0.1:7000

beshomandotestbesnd.run.place:7000

Attributes
  • Install_directory

    %ProgramData%

  • install_file

    cmd.exe

  • telegram

    https://api.telegram.org/bot2128988424:AAEkYnwvOQA95riqRZwlqBxg4GV-odRNOyo/sendMessage?chat_id=966649672

Targets

    • Target

      Malware with taskmgr.zip

    • Size

      2.9MB

    • MD5

      1343a02090dfa6e1656ce2f1750e5bac

    • SHA1

      ff14e086804b359d2d197443861ae624ab177134

    • SHA256

      5f0ed99d77473c40906f6258a647e89a2b1ca80cb1afc6fe55c9ac12ae77157e

    • SHA512

      0c273daf609c03740c11ec12d5eed257ed1e57e7771ed86b1017a28f0c40fdb890f8cf5d4355bf7f903a4bd2400db4700a47e90af8f7175e7c42beaab8946c3f

    • SSDEEP

      49152:x7yeTYZ5z0vegABI2egr4OecHvD5m33UZRQDRfPapjj6axvkVxureuIiBAkpwESO:xnTYZ5z0WgH234RUI3UrQ1uHlvkxuhLd

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Detect PurpleFox Rootkit

      Detect PurpleFox Rootkit.

    • Detect Xehook Payload

    • Detect Xworm Payload

    • Exela Stealer

      Exela Stealer is an open source stealer originally written in .NET and later transitioned to Python that was first observed in August 2023.

    • 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.

    • Modifies security service

    • Phorphiex payload

    • Phorphiex, Phorpiex

      Phorphiex or Phorpiex Malware family which infects systems to distribute other malicious payloads such as ransomware, stealers and cryptominers.

    • PurpleFox

      PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.

    • RedLine

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

    • RedLine payload

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Windows security bypass

    • Xehook stealer

      Xehook is an infostealer written in C#.

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Grants admin privileges

      Uses net.exe to modify the user's privileges.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Modifies boot configuration data using bcdedit

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Sets DLL path for service in the registry

    • Sets file execution options in registry

    • Sets service image path in registry

    • Stops running service(s)

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • UPX packed file

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

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Windows security modification

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Checks whether UAC is enabled

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks