General

  • Target

    6a577b7a3f5c6c43b2d1e82301d95136994678b7d7e9612cecdfe712a0842e89

  • Size

    276KB

  • Sample

    220525-byyhfsacgn

  • MD5

    18e43d062ab277b6aa8e983e940b00e8

  • SHA1

    001492661d0b683f31a27199b0af41932d968655

  • SHA256

    6a577b7a3f5c6c43b2d1e82301d95136994678b7d7e9612cecdfe712a0842e89

  • SHA512

    b67bdc3a9819543620f921c9eb3afca7e7e777cb0df27434b51c0c75f7e198aeea1a62ccf9cb7a5c6d2346340aa0aad276e59fb02c37349fc68806e2648abae5

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://monsutiur4.com/

http://nusurionuy5ff.at/

http://moroitomo4.net/

http://susuerulianita1.net/

http://cucumbetuturel4.com/

http://nunuslushau.com/

http://linislominyt11.at/

http://luxulixionus.net/

http://lilisjjoer44.com/

http://nikogminut88.at/

http://limo00ruling.org/

http://mini55tunul.com/

http://samnutu11nuli.com/

http://nikogkojam.org/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

4

C2

45.10.43.167:26696

Attributes
  • auth_value

    907b4009a916888062785688f81bc6b3

Targets

    • Target

      6a577b7a3f5c6c43b2d1e82301d95136994678b7d7e9612cecdfe712a0842e89

    • Size

      276KB

    • MD5

      18e43d062ab277b6aa8e983e940b00e8

    • SHA1

      001492661d0b683f31a27199b0af41932d968655

    • SHA256

      6a577b7a3f5c6c43b2d1e82301d95136994678b7d7e9612cecdfe712a0842e89

    • SHA512

      b67bdc3a9819543620f921c9eb3afca7e7e777cb0df27434b51c0c75f7e198aeea1a62ccf9cb7a5c6d2346340aa0aad276e59fb02c37349fc68806e2648abae5

    • 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.

    • Executes dropped EXE

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Tasks