General

  • Target

    dbafc9f7c6cbf8ec5b7ed0abfd9221ada079a8f3afd846f15fd508c70e76790b

  • Size

    2.6MB

  • Sample

    240629-d876ratbrm

  • MD5

    a7b2c90064b4c12a09c6a18b7285ff1f

  • SHA1

    562c61ece5dd467b2014c291a68bd8b414524215

  • SHA256

    dbafc9f7c6cbf8ec5b7ed0abfd9221ada079a8f3afd846f15fd508c70e76790b

  • SHA512

    2b236fb426a7acb4b80a6e243854ce045d3ca56692182c1bec71481429e9d6ba2c57ebc81ba179b90fbdac9ae8179efa2831c55fed252db32b825b6dbe1f5873

  • SSDEEP

    24576:ObCj2sObHtqQ4QEfCr7w7yvuqqNq8FroaSaPXRackmrM4Biq7MhLv9GImmVfq4eJ:ObCjPKNqQEfsw43qtmVfq4s

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.mail.me.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    RICHARD205lord

Targets

    • Target

      dbafc9f7c6cbf8ec5b7ed0abfd9221ada079a8f3afd846f15fd508c70e76790b

    • Size

      2.6MB

    • MD5

      a7b2c90064b4c12a09c6a18b7285ff1f

    • SHA1

      562c61ece5dd467b2014c291a68bd8b414524215

    • SHA256

      dbafc9f7c6cbf8ec5b7ed0abfd9221ada079a8f3afd846f15fd508c70e76790b

    • SHA512

      2b236fb426a7acb4b80a6e243854ce045d3ca56692182c1bec71481429e9d6ba2c57ebc81ba179b90fbdac9ae8179efa2831c55fed252db32b825b6dbe1f5873

    • SSDEEP

      24576:ObCj2sObHtqQ4QEfCr7w7yvuqqNq8FroaSaPXRackmrM4Biq7MhLv9GImmVfq4eJ:ObCjPKNqQEfsw43qtmVfq4s

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects executables packed with MEW

    • Detects executables referencing many email and collaboration clients. Observed in information stealers

    • UPX dump on OEP (original entry point)

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Accesses Microsoft Outlook accounts

    • 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.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Tasks