Overview

overview

10

Static

static

3

WEXTRACT.exe

windows7-x64

10

WEXTRACT.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    WEXTRACT.EXE

  • Size

    497KB

  • Sample

    231231-fbxd4aebgj

  • MD5

    b86c688c83ea1a7fd4f3c0030ea16dd0

  • SHA1

    f3f0c529bff95b9d8eab4b3b34255d056cac6952

  • SHA256

    bdc94c688a45edd35d57b114679ba844194daf1026f3abf5b8f1223c8d6ff47c

  • SHA512

    a140ce40462f355d721543e02a44cc759c9ae095b6b2f002046633dfa9fdeb48373d0cf945049379f5bcfe3df5ae04e2acd1ed36d68f6a28db3c66713fe79a30

  • SSDEEP

    12288:3MrZy90oLn5mW+xggEhkbXsbF8QqVUbx3KE:+yL5mRxgGzKynVex3B

Score
10/10
healermysticredlinestasdropperevasioninfostealerpersistencestealertrojan

Malware Config

Extracted

Family

redline

Botnet

stas

C2

77.91.124.82:19071

Attributes
  • auth_value

    db6d96c4eade05afc28c31d9ad73a73c

Targets

    • Target

      WEXTRACT.EXE

    • Size

      497KB

    • MD5

      b86c688c83ea1a7fd4f3c0030ea16dd0

    • SHA1

      f3f0c529bff95b9d8eab4b3b34255d056cac6952

    • SHA256

      bdc94c688a45edd35d57b114679ba844194daf1026f3abf5b8f1223c8d6ff47c

    • SHA512

      a140ce40462f355d721543e02a44cc759c9ae095b6b2f002046633dfa9fdeb48373d0cf945049379f5bcfe3df5ae04e2acd1ed36d68f6a28db3c66713fe79a30

    • SSDEEP

      12288:3MrZy90oLn5mW+xggEhkbXsbF8QqVUbx3KE:+yL5mRxgGzKynVex3B

    Score
    10/10
    healermysticredlinestasdropperevasioninfostealerpersistencestealertrojan

    • Detect Mystic stealer payload

    • Detects Healer an antivirus disabler dropper

    • Healer

      Healer an antivirus disabler dropper.

      dropperhealer

    • 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

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

      evasiontrojan

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

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

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

Defense Evasion

Modify Registry

3
T1112

Impair Defenses

2
T1562

Disable or Modify Tools

2
T1562.001

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks