General

  • Target

    http://youtube.com

  • Sample

    240324-1cpe4abf21

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://blockchainjoblist.com/wp-admin/014080/

exe.dropper

https://womenempowermentpakistan.com/wp-admin/paba5q52/

exe.dropper

https://atnimanvilla.com/wp-content/073735/

exe.dropper

https://yeuquynhnhai.com/upload/41830/

exe.dropper

https://deepikarai.com/js/4bzs6/

Extracted

Family

danabot

C2

51.178.195.151

51.222.39.81

149.255.35.125

38.68.50.179

51.77.7.204

rsa_pubkey.plain

Targets

    • Danabot

      Danabot is a modular banking Trojan that has been linked with other malware.

    • Danabot x86 payload

      Detection of Danabot x86 payload, mapped in memory during the execution of its loader.

    • Dharma

      Dharma is a ransomware that uses security software installation to hide malicious activities.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Renames multiple (501) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Checks computer location settings

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

    • Drops startup file

    • 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.

    • Adds Run key to start application

    • Drops desktop.ini file(s)

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v13

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

Indicator Removal

2
T1070

File Deletion

2
T1070.004

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Impact

Inhibit System Recovery

2
T1490

Tasks