General

  • Target

    RFQMACHINE-HG20211021.exe

  • Size

    636KB

  • Sample

    211021-h8za3aaggr

  • MD5

    aa37569c5f9f11191252b8dea72a232c

  • SHA1

    c55ead65ff766882b8d1edb065cd4e1e312133c6

  • SHA256

    4bf1dc7a61ada2a7cdc9ba7f38bd2a8599b414adf02af519c9b32719ae206e76

  • SHA512

    f4d123ffc1c6203420008ced0fe60bea144c46c707d1a3ed9c54d4460fa23bab068780019ee22c2c8e850e029c2c4b1a4e93822fa4bd87dc8d4b088b12017918

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.omindexgroup.com/
  • Port:
    21
  • Username:
    info@omindexgroup.com
  • Password:
    tlW}sP3mS7Z3

Targets

    • Target

      RFQMACHINE-HG20211021.exe

    • Size

      636KB

    • MD5

      aa37569c5f9f11191252b8dea72a232c

    • SHA1

      c55ead65ff766882b8d1edb065cd4e1e312133c6

    • SHA256

      4bf1dc7a61ada2a7cdc9ba7f38bd2a8599b414adf02af519c9b32719ae206e76

    • SHA512

      f4d123ffc1c6203420008ced0fe60bea144c46c707d1a3ed9c54d4460fa23bab068780019ee22c2c8e850e029c2c4b1a4e93822fa4bd87dc8d4b088b12017918

    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • AgentTesla Payload

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks