General

  • Target

    51f98cc97b41b773d8faba618b510f2cd3d0aa12bc25c4fac895dc6fd72eefbe

  • Size

    1.0MB

  • Sample

    231024-ffkk4acd45

  • MD5

    dc507dfd9d054b210f080979a75efa2b

  • SHA1

    dd4c47fa7f1d953f528445a616a194c2cfc6a836

  • SHA256

    51f98cc97b41b773d8faba618b510f2cd3d0aa12bc25c4fac895dc6fd72eefbe

  • SHA512

    2b2ec01c6ec6bb3f57c7f5a56160420101b10e524ee0465fa98e133f1b68256287746a9df0ad15450c296ff8c6f6f7f4a9c2b326f31579dd36b51091ab6ae685

  • SSDEEP

    24576:LySGNTElZYqMsJbGbTHtN8wMFBnpPS1dRDkIoL5vRt1yjv+foY0:+SAgbTJ6bTHte5Bn9S7g5H1syoY

Malware Config

Extracted

Family

redline

Botnet

breha

C2

77.91.124.55:19071

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

grome

C2

77.91.124.86:19084

Extracted

Family

redline

Botnet

kinza

C2

77.91.124.86:19084

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Extracted

Family

amadey

Version

3.89

C2

http://77.91.124.1/theme/index.php

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explothe.exe

  • strings_key

    36a96139c1118a354edf72b1080d4b2f

rc4.plain

Targets

    • Target

      51f98cc97b41b773d8faba618b510f2cd3d0aa12bc25c4fac895dc6fd72eefbe

    • Size

      1.0MB

    • MD5

      dc507dfd9d054b210f080979a75efa2b

    • SHA1

      dd4c47fa7f1d953f528445a616a194c2cfc6a836

    • SHA256

      51f98cc97b41b773d8faba618b510f2cd3d0aa12bc25c4fac895dc6fd72eefbe

    • SHA512

      2b2ec01c6ec6bb3f57c7f5a56160420101b10e524ee0465fa98e133f1b68256287746a9df0ad15450c296ff8c6f6f7f4a9c2b326f31579dd36b51091ab6ae685

    • SSDEEP

      24576:LySGNTElZYqMsJbGbTHtN8wMFBnpPS1dRDkIoL5vRt1yjv+foY0:+SAgbTJ6bTHte5Bn9S7g5H1syoY

    • Amadey

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

    • DcRat

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

    • Detected google phishing page

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Windows security bypass

    • Modifies boot configuration data using bcdedit

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

    • Sets service image path in registry

    • Stops running service(s)

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • 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.

    • Registers COM server for autorun

    • 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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks