General

  • Target

    afcbcc157b4b95dc694388b2d05220c03638857e836e26aca21670c771508cea

  • Size

    883KB

  • Sample

    230928-sl2g1sdf95

  • MD5

    6c2ddf1d8a3e0df92ac1688a9caa64ce

  • SHA1

    0136d16f845cf433420e27c1c052c8f596a1ff25

  • SHA256

    afcbcc157b4b95dc694388b2d05220c03638857e836e26aca21670c771508cea

  • SHA512

    e3024ed4eb9a8b4c67181b95acfd7fb706b371f79a82d048f164bcc34dff4e3acaf43c8da659bc66339e9575bacbe3e898493f049e6f15e8e4495bff02d20c27

  • SSDEEP

    12288:I+FAoOKtDW9g145x58OpGHmEJ/qdDyyZpxThSGu4yw53yYyXI/9:IDmW9g145x58Ops/yVzSTYyXw9

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

gruha

C2

77.91.124.55:19071

Attributes
  • auth_value

    2f4cf2e668a540e64775b27535cc6892

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Extracted

Family

fabookie

C2

http://app.nnnaajjjgc.com/check/safe

Targets

    • Target

      afcbcc157b4b95dc694388b2d05220c03638857e836e26aca21670c771508cea

    • Size

      883KB

    • MD5

      6c2ddf1d8a3e0df92ac1688a9caa64ce

    • SHA1

      0136d16f845cf433420e27c1c052c8f596a1ff25

    • SHA256

      afcbcc157b4b95dc694388b2d05220c03638857e836e26aca21670c771508cea

    • SHA512

      e3024ed4eb9a8b4c67181b95acfd7fb706b371f79a82d048f164bcc34dff4e3acaf43c8da659bc66339e9575bacbe3e898493f049e6f15e8e4495bff02d20c27

    • SSDEEP

      12288:I+FAoOKtDW9g145x58OpGHmEJ/qdDyyZpxThSGu4yw53yYyXI/9:IDmW9g145x58Ops/yVzSTYyXw9

    • DcRat

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

    • Detect Fabookie payload

    • Detected google phishing page

    • Detects Healer an antivirus disabler dropper

    • Fabookie

      Fabookie is facebook account info stealer.

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Healer

      Healer an antivirus disabler dropper.

    • Modifies Windows Defender Real-time Protection settings

    • Mystic

      Mystic is an infostealer written in C++.

    • 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.

    • Windows security bypass

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

2
T1543

Windows Service

2
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

2
T1543

Windows Service

2
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

5
T1112

Impair Defenses

3
T1562

Disable or Modify Tools

3
T1562.001

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Tasks