General

  • Target

    3ac5b457aab7d676c96e0c446ab1ca8cc374c1b4129f08009055263fd6fd91db

  • Size

    2.5MB

  • Sample

    220511-tky6yafbhq

  • MD5

    13800c4c4b17846988cbae61dd120965

  • SHA1

    d2e7498c166690afec1554daf6b4f721c485f0e2

  • SHA256

    3ac5b457aab7d676c96e0c446ab1ca8cc374c1b4129f08009055263fd6fd91db

  • SHA512

    160f89940c0a120cda0e5aa9bf362ed124c2d920f295edd45ff88b1b5b1b890d7dc792362fdaad9cb3cca3dc2fe6feb379c42893b126c14f79fb3e0d4b1bc411

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://agressivemnaiq.xyz/

https://agressivemnaiq.xyz/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

MixW

C2

94.130.222.120:29240

Attributes
  • auth_value

    13e177d0765ee6b55bd8c1f11560c773

Extracted

Family

redline

Botnet

us

C2

94.130.222.120:29240

Attributes
  • auth_value

    521267bd2f00cb305e87075b05d009f9

Targets

    • Target

      3ac5b457aab7d676c96e0c446ab1ca8cc374c1b4129f08009055263fd6fd91db

    • Size

      2.5MB

    • MD5

      13800c4c4b17846988cbae61dd120965

    • SHA1

      d2e7498c166690afec1554daf6b4f721c485f0e2

    • SHA256

      3ac5b457aab7d676c96e0c446ab1ca8cc374c1b4129f08009055263fd6fd91db

    • SHA512

      160f89940c0a120cda0e5aa9bf362ed124c2d920f295edd45ff88b1b5b1b890d7dc792362fdaad9cb3cca3dc2fe6feb379c42893b126c14f79fb3e0d4b1bc411

    • 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 Terse alphanumeric executable downloader high likelihood of being hostile

      suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

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

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Checks BIOS information in registry

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

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Tasks