General

  • Target

    633f529507c1b10770ee864e3799d15cd187138a7998f313ab080ad646012573

  • Size

    204KB

  • Sample

    240329-mlbcyafg48

  • MD5

    3f6f77f2a1a79b61b366714e81155d93

  • SHA1

    df858f5ffa1193f6a2aff97cc8d420c904b95e17

  • SHA256

    633f529507c1b10770ee864e3799d15cd187138a7998f313ab080ad646012573

  • SHA512

    747b1fc16ff30eb9f4bea3f481d2b82199ab8a8d67ade39ae4820b6c360bc2a840915f6f99cc406f8bc1efc088fa800f9227f507d5cf49b096017e5983d4d4b4

  • SSDEEP

    3072:Z3SDLqRgTHASJxi5iyAJ7oI4Z4tEmPgc2F/:Z3dRgTHAGo5BEoI4Z4tEvcC/

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2022

C2

http://trad-einmyus.com/index.php

http://tradein-myus.com/index.php

http://trade-inmyus.com/index.php

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

LogsDiller Cloud (TG: @logsdillabot)

C2

5.42.65.0:29587

Targets

    • Target

      633f529507c1b10770ee864e3799d15cd187138a7998f313ab080ad646012573

    • Size

      204KB

    • MD5

      3f6f77f2a1a79b61b366714e81155d93

    • SHA1

      df858f5ffa1193f6a2aff97cc8d420c904b95e17

    • SHA256

      633f529507c1b10770ee864e3799d15cd187138a7998f313ab080ad646012573

    • SHA512

      747b1fc16ff30eb9f4bea3f481d2b82199ab8a8d67ade39ae4820b6c360bc2a840915f6f99cc406f8bc1efc088fa800f9227f507d5cf49b096017e5983d4d4b4

    • SSDEEP

      3072:Z3SDLqRgTHASJxi5iyAJ7oI4Z4tEmPgc2F/:Z3dRgTHAGo5BEoI4Z4tEvcC/

    • 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.

    • Downloads MZ/PE file

    • Modifies Installed Components in the registry

    • Modifies Windows Firewall

    • Deletes itself

    • Executes dropped EXE

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Defense Evasion

Modify Registry

1
T1112

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Credential Access

Unsecured Credentials

3
T1552

Credentials In Files

3
T1552.001

Discovery

Query Registry

3
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Collection

Data from Local System

3
T1005

Command and Control

Web Service

1
T1102

Tasks