General

  • Target

    0550937cabe61b1c9da4cf93f18b4cd484ae1da60d5c408428d53f7966eb9983

  • Size

    277KB

  • Sample

    220525-me662adfhp

  • MD5

    b19a9a8b083db3babb6a24027037572c

  • SHA1

    822d8b45154079dec79d94b718030d6140a4b003

  • SHA256

    0550937cabe61b1c9da4cf93f18b4cd484ae1da60d5c408428d53f7966eb9983

  • SHA512

    fc87b50220e29b5bd51cd291ffd395e260e54c155306530425a01ec6fd967118a2b3e34f6d8944bb397f5d0883b5c6c3bd50c2e53e3a16cfda74e141e4b0ef94

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

      0550937cabe61b1c9da4cf93f18b4cd484ae1da60d5c408428d53f7966eb9983

    • Size

      277KB

    • MD5

      b19a9a8b083db3babb6a24027037572c

    • SHA1

      822d8b45154079dec79d94b718030d6140a4b003

    • SHA256

      0550937cabe61b1c9da4cf93f18b4cd484ae1da60d5c408428d53f7966eb9983

    • SHA512

      fc87b50220e29b5bd51cd291ffd395e260e54c155306530425a01ec6fd967118a2b3e34f6d8944bb397f5d0883b5c6c3bd50c2e53e3a16cfda74e141e4b0ef94

    • 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