Overview

overview

10

Static

static

3

ded6c5d03a...e3.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    ded6c5d03ad40925fefd165af80098800e966d9abc9010f7314ac628a20b0ae3.zip

  • Size

    1.5MB

  • Sample

    240402-l7kytsec7x

  • MD5

    77f9c91312c0e5f2355fe22e315d56eb

  • SHA1

    abce6b4b42331973b09941d6aed5f014e1747bcd

  • SHA256

    235e980eee422f5640b22f767514ad7138e54d9c8cc941a3dd94580e7245e14e

  • SHA512

    fd41ded04425507b65038b261b333a36b8f331d0510654a5190c012ba13b6b791850ce473b502b18c90b752a3d80c908ff6ce2f23f9a5a98cd8690cc43168318

  • SSDEEP

    24576:y7m0cOeEUELe+GTw6OvDWs+nw1AbvZB522XAYP+ASYZu4BOuBVHhsBImB:y7m0OEUh+2+qlw1yZJejSOY+R

Score
10/10
dcratmysticredlinesmokeloadergromebackdoorevasioninfostealerpersistenceratstealertrojan

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

grome

C2

77.91.124.86:19084

Targets

    • Target

      ded6c5d03ad40925fefd165af80098800e966d9abc9010f7314ac628a20b0ae3.exe

    • Size

      1.6MB

    • MD5

      ade10cbc533c8399aa2996b16c3484ca

    • SHA1

      f90a827c38ce6c1269a6ce7e83d2dab2b56a5cab

    • SHA256

      ded6c5d03ad40925fefd165af80098800e966d9abc9010f7314ac628a20b0ae3

    • SHA512

      6c15ecfaf6080927b299a605f68d6725d49663eec6d9d57b35fa0d150b75bb3ca523bd4932f119f84966983a01a7ebb29f82d52724f5e66729f6f0247044335e

    • SSDEEP

      24576:4yhAsIvxrRj9Wbijl2cDJNc09Y26NvILBCG/hFGYQImW3d5ewxHoOwJcf9k:/OV/nLjpLLq3W3iON1

    Score
    10/10
    dcratmysticredlinesmokeloadergromebackdoorevasioninfostealerpersistenceratstealertrojan

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

      ratinfostealerdcrat

    • Detect Mystic stealer payload

    • Modifies Windows Defender Real-time Protection settings

      evasiontrojan

    • Mystic

      Mystic is an infostealer written in C++.

      stealermystic

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

      infostealerredline

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

      trojanbackdoorsmokeloader

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Modify Registry

2
T1112

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Credential Access

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks