General

  • Target

    f830fb8657076351912107e53878b2eaa4a755bebcc7f6c90323c13fee8fe00c

  • Size

    335KB

  • Sample

    211024-af3h1sdebp

  • MD5

    9af7c644224929ee52dedb5137f08367

  • SHA1

    00e7379eb5e58c6e66dcc968ebedca40d843ee2f

  • SHA256

    f830fb8657076351912107e53878b2eaa4a755bebcc7f6c90323c13fee8fe00c

  • SHA512

    048dfd169139bcf09ffa94fc3c08c96de9c0310b65242835df47fd1b5e0cf57f00861cd74b68f0dee7343c9d86db9068a19e5701b6dde9d2127d45cc20eaaa07

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://xacokuo8.top/

http://hajezey1.top/

rc4.i32
rc4.i32

Extracted

Family

amadey

Version

2.70

C2

185.215.113.45/g4MbvE/index.php

Targets

    • Target

      f830fb8657076351912107e53878b2eaa4a755bebcc7f6c90323c13fee8fe00c

    • Size

      335KB

    • MD5

      9af7c644224929ee52dedb5137f08367

    • SHA1

      00e7379eb5e58c6e66dcc968ebedca40d843ee2f

    • SHA256

      f830fb8657076351912107e53878b2eaa4a755bebcc7f6c90323c13fee8fe00c

    • SHA512

      048dfd169139bcf09ffa94fc3c08c96de9c0310b65242835df47fd1b5e0cf57f00861cd74b68f0dee7343c9d86db9068a19e5701b6dde9d2127d45cc20eaaa07

    • Amadey

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

    • 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.

    • suricata: ET MALWARE Amadey CnC Check-In

      suricata: ET MALWARE Amadey CnC Check-In

    • 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

    • 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

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Tasks