General

  • Target

    74ccfbabd5376167c9e52c89c0478ec5

  • Size

    1016KB

  • Sample

    240125-qmnansgdf2

  • MD5

    74ccfbabd5376167c9e52c89c0478ec5

  • SHA1

    f054d3de07ec041a53e6566ad654fbd6f2a04098

  • SHA256

    24631515535420a7600ac6e1191f49b8162c7c3d1ca82a163b66451e448fab2f

  • SHA512

    dbf6a2395f3c56f074c750723a9b5568f035ab409fb502d0d068f2efc8d558978d00c282c51d6fbc64b1985071dde6ee26240e58b6e12dd0c2ff127de4b29f87

  • SSDEEP

    24576:Zg0sM873s6inVKDdbHUCB80yET0QMTS+YLY3qwhs:ZV9ms6cY9uoaVAs4

Malware Config

Extracted

Family

blustealer

Credentials

  • Protocol:
    smtp
  • Host:
    mail.enche.com
  • Port:
    587
  • Username:
    merchandise@enche.com
  • Password:
    Merchandise08012021

Targets

    • Target

      74ccfbabd5376167c9e52c89c0478ec5

    • Size

      1016KB

    • MD5

      74ccfbabd5376167c9e52c89c0478ec5

    • SHA1

      f054d3de07ec041a53e6566ad654fbd6f2a04098

    • SHA256

      24631515535420a7600ac6e1191f49b8162c7c3d1ca82a163b66451e448fab2f

    • SHA512

      dbf6a2395f3c56f074c750723a9b5568f035ab409fb502d0d068f2efc8d558978d00c282c51d6fbc64b1985071dde6ee26240e58b6e12dd0c2ff127de4b29f87

    • SSDEEP

      24576:Zg0sM873s6inVKDdbHUCB80yET0QMTS+YLY3qwhs:ZV9ms6cY9uoaVAs4

    • A310logger

      A310 Logger is a .NET stealer/logger targeting passwords from browsers and email clients.

    • BluStealer

      A Modular information stealer written in Visual Basic.

    • A310logger Executable

    • Checks computer location settings

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

    • 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.

    • Accesses Microsoft Outlook profiles

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Credential Access

Unsecured Credentials

3
T1552

Credentials In Files

3
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks