General

  • Target

    https://bazaar.abuse.ch/download/e9bbcfb5d9f42ef0dd75eb435e78d5226087679593893e0c08977694e720cd7a/

  • Sample

    230402-fl93yagb2w

Malware Config

Targets

    • Target

      https://bazaar.abuse.ch/download/e9bbcfb5d9f42ef0dd75eb435e78d5226087679593893e0c08977694e720cd7a/

    • Dharma

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

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

    • 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)

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

File Deletion

2
T1107

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

System Information Discovery

3
T1082

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Impact

Inhibit System Recovery

2
T1490

Tasks