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Resubmissions

26/03/2025, 09:19

250326-lal5mawmt7 10

26/03/2025, 09:11

250326-k54gqa1sex 10

General

  • Target

    7217bdd25c216cb1d57bcd05dde5bbb5917cabb4b41c090a71ea3f897c36d9a3.exe

  • Size

    1.8MB

  • Sample

    250326-lal5mawmt7

  • MD5

    e13b8e511787a1d1fba4df4bef37ed4f

  • SHA1

    4b49c4dbbdd29a5d982fc54fbe1dc8267bd0e81d

  • SHA256

    7217bdd25c216cb1d57bcd05dde5bbb5917cabb4b41c090a71ea3f897c36d9a3

  • SHA512

    7b76b73777db5c8bb990b2d0a533c81ae41457c5e96ae34ab652225ce45297ce15b243665742afe0f041b2c4caf2f3b63b67271298442c7a4537256f1e54d86c

  • SSDEEP

    24576:QAyHpGFysY88QNM7a9oBNcptVNL/fEy9mT6FsCM+EaIte2QZJ1j8E:QZH8E388sM7aiWptVNwlgjI30g

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://176.113.115.7/mine/random.exe

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://176.113.115.7/mine/random.exe

Extracted

Family

amadey

Version

5.21

Botnet

092155

C2

http://176.113.115.6

Attributes
  • install_dir

    bb556cff4a

  • install_file

    rapes.exe

  • strings_key

    a131b127e996a898cd19ffb2d92e481b

  • url_paths

    /Ni9kiput/index.php

rc4.plain

Extracted

Family

stealc

Botnet

trump

C2

http://45.93.20.28

Attributes
  • url_path

    /85a1cacf11314eb8.php

Targets

    • Target

      7217bdd25c216cb1d57bcd05dde5bbb5917cabb4b41c090a71ea3f897c36d9a3.exe

    • Size

      1.8MB

    • MD5

      e13b8e511787a1d1fba4df4bef37ed4f

    • SHA1

      4b49c4dbbdd29a5d982fc54fbe1dc8267bd0e81d

    • SHA256

      7217bdd25c216cb1d57bcd05dde5bbb5917cabb4b41c090a71ea3f897c36d9a3

    • SHA512

      7b76b73777db5c8bb990b2d0a533c81ae41457c5e96ae34ab652225ce45297ce15b243665742afe0f041b2c4caf2f3b63b67271298442c7a4537256f1e54d86c

    • SSDEEP

      24576:QAyHpGFysY88QNM7a9oBNcptVNL/fEy9mT6FsCM+EaIte2QZJ1j8E:QZH8E388sM7aiWptVNwlgjI30g

    • Amadey

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

    • Amadey family

    • Detects Healer an antivirus disabler dropper

    • Healer

      Healer an antivirus disabler dropper.

    • Healer family

    • Modifies Windows Defender DisableAntiSpyware settings

    • Modifies Windows Defender Real-time Protection settings

    • Modifies Windows Defender TamperProtection settings

    • Modifies Windows Defender notification settings

    • Modifies security service

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

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

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Possible privilege escalation attempt

    • 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.

    • Checks computer location settings

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

    • Deletes itself

    • 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.

    • Impair Defenses: Safe Mode Boot

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • 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.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks