General

  • Target

    eca585c9d7372db8ae45cbaa5c4a363110867f072d5a57b54ac50d045d9646f9

  • Size

    160KB

  • Sample

    211130-e343ksggc5

  • MD5

    282506a14a6a562b4373c9cf1ca23cdc

  • SHA1

    1dfe543a45640bab21a9cc7fed2d7624ef512846

  • SHA256

    eca585c9d7372db8ae45cbaa5c4a363110867f072d5a57b54ac50d045d9646f9

  • SHA512

    8c4bce1e15b94ff8ab3e6c32f7c2a8758f8684adff30b7bba6b80dd57c28a3325079798fead9cb1e913ec78f4aa2a19404d83dc6738260d8ceb0074d5c09a99b

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://host-data-coin-11.com/

http://file-coin-host-12.com/

rc4.i32
rc4.i32

Extracted

Family

arkei

Botnet

Default

C2

http://file-file-host4.com/tratata.php

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Extracted

Family

redline

C2

92.255.76.197:38637

Extracted

Family

redline

Botnet

Hmm

C2

194.127.178.164:59973

Extracted

Family

icedid

Campaign

3858400908

C2

mchinamoz.com

Targets

    • Target

      eca585c9d7372db8ae45cbaa5c4a363110867f072d5a57b54ac50d045d9646f9

    • Size

      160KB

    • MD5

      282506a14a6a562b4373c9cf1ca23cdc

    • SHA1

      1dfe543a45640bab21a9cc7fed2d7624ef512846

    • SHA256

      eca585c9d7372db8ae45cbaa5c4a363110867f072d5a57b54ac50d045d9646f9

    • SHA512

      8c4bce1e15b94ff8ab3e6c32f7c2a8758f8684adff30b7bba6b80dd57c28a3325079798fead9cb1e913ec78f4aa2a19404d83dc6738260d8ceb0074d5c09a99b

    • Arkei

      Arkei is an infostealer written in C++.

    • CryptBot

      A C++ stealer distributed widely in bundle with other software.

    • IcedID, BokBot

      IcedID is a banking trojan capable of stealing credentials.

    • 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 NtCreateProcessExOtherParentProcess

    • Tofsee

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

    • Windows security bypass

    • xmrig

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

    • Arkei Stealer Payload

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

    • XMRig Miner Payload

    • Creates new service(s)

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Checks BIOS information in registry

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

    • Deletes itself

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • 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.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks