General

  • Target

    e0227a27cdd9df26d19397502cb033a1.exe

  • Size

    159KB

  • Sample

    211130-mwn2saefhn

  • MD5

    e0227a27cdd9df26d19397502cb033a1

  • SHA1

    9c88ea35fdcc27a60881a5ab77746ff9d4d9a523

  • SHA256

    475f0dda175e18ad93781d25d4208c64428beb437441897570e1d970fdaf3624

  • SHA512

    5e4795ed8e3647425611d612819336ffd77947a7e64f061d07a16375626f94bdc5ca2bdb8ab776d6a1c4eb0947d9c67d9fe665d31185e06d66a3dcf858939ae9

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

tofsee

C2

quadoil.ru

lakeflex.ru

Extracted

Family

redline

C2

92.255.76.197:38637

Extracted

Family

arkei

Botnet

Default

C2

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

Extracted

Family

icedid

Campaign

2904573523

C2

placingapie.ink

Targets

    • Target

      e0227a27cdd9df26d19397502cb033a1.exe

    • Size

      159KB

    • MD5

      e0227a27cdd9df26d19397502cb033a1

    • SHA1

      9c88ea35fdcc27a60881a5ab77746ff9d4d9a523

    • SHA256

      475f0dda175e18ad93781d25d4208c64428beb437441897570e1d970fdaf3624

    • SHA512

      5e4795ed8e3647425611d612819336ffd77947a7e64f061d07a16375626f94bdc5ca2bdb8ab776d6a1c4eb0947d9c67d9fe665d31185e06d66a3dcf858939ae9

    • 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

    • suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

      suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

    • suricata: ET MALWARE Win32/IcedID Request Cookie

      suricata: ET MALWARE Win32/IcedID Request Cookie

    • suricata: ET MALWARE Win32/Vidar Variant Stealer CnC Exfil

      suricata: ET MALWARE Win32/Vidar Variant Stealer CnC Exfil

    • 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