General

  • Target

    8b534b03e6230f42408d3039bdc4e39f52e8ea7e5e6440f0162d2cbf71a535ea

  • Size

    328KB

  • Sample

    211201-fefkradba3

  • MD5

    aa4a8da3fdc202a64c028e1a959e8f15

  • SHA1

    fae537d4f11cb81eb73a75d96ff3ed2d103005aa

  • SHA256

    8b534b03e6230f42408d3039bdc4e39f52e8ea7e5e6440f0162d2cbf71a535ea

  • SHA512

    141875011caee673574ea00c02f279b9137ab4e074d341f76916d40f0e41bc43531103b5ca393b2ecaf5bb7d2d81ed64feea69af1f7d37dfec9e8de02b1046d8

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

redline

C2

92.255.76.197:38637

Extracted

Family

arkei

Botnet

Default

C2

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

Extracted

Family

amadey

Version

2.85

C2

185.215.113.35/d2VxjasuwS/index.php

Extracted

Family

icedid

Campaign

2904573523

C2

placingapie.ink

Targets

    • Target

      8b534b03e6230f42408d3039bdc4e39f52e8ea7e5e6440f0162d2cbf71a535ea

    • Size

      328KB

    • MD5

      aa4a8da3fdc202a64c028e1a959e8f15

    • SHA1

      fae537d4f11cb81eb73a75d96ff3ed2d103005aa

    • SHA256

      8b534b03e6230f42408d3039bdc4e39f52e8ea7e5e6440f0162d2cbf71a535ea

    • SHA512

      141875011caee673574ea00c02f279b9137ab4e074d341f76916d40f0e41bc43531103b5ca393b2ecaf5bb7d2d81ed64feea69af1f7d37dfec9e8de02b1046d8

    • Amadey

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

    • 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

    • Arkei Stealer Payload

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

    • Downloads MZ/PE file

    • Executes dropped EXE

    • 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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

5
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

3
T1005

Tasks