General

  • Target

    ed893aa45053dc80986f48fefd06a33c_JaffaCakes118

  • Size

    533KB

  • Sample

    240920-n52jxavekf

  • MD5

    ed893aa45053dc80986f48fefd06a33c

  • SHA1

    c6641d9247952c4e2977a2b023e1ce3059e6c8cc

  • SHA256

    e48ad1af19d81a72382df9f635732966f080faf64d4be61e9ffcfc8939adcfb8

  • SHA512

    93abb3d8eb7e451a14199cbb1cefea8c9a33edeee66ca714c59c91ab2c582e2d45b08035710c23f70410a8fc0a1f944dc0a086d4794448c474a23301e6f67eb1

  • SSDEEP

    12288:q1Qj8Bfsr7aCZw6H8tpvi8tZ+hE/uzMB++rvKHIDhSIL9/NvlLwjs0RXzGQYxN5Y:URrSo15LfvlLqs9ACKn

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.dveshop.ro/
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    dV@%U*)mylqa

Targets

    • Target

      ed893aa45053dc80986f48fefd06a33c_JaffaCakes118

    • Size

      533KB

    • MD5

      ed893aa45053dc80986f48fefd06a33c

    • SHA1

      c6641d9247952c4e2977a2b023e1ce3059e6c8cc

    • SHA256

      e48ad1af19d81a72382df9f635732966f080faf64d4be61e9ffcfc8939adcfb8

    • SHA512

      93abb3d8eb7e451a14199cbb1cefea8c9a33edeee66ca714c59c91ab2c582e2d45b08035710c23f70410a8fc0a1f944dc0a086d4794448c474a23301e6f67eb1

    • SSDEEP

      12288:q1Qj8Bfsr7aCZw6H8tpvi8tZ+hE/uzMB++rvKHIDhSIL9/NvlLwjs0RXzGQYxN5Y:URrSo15LfvlLqs9ACKn

    • AgentTesla

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

    • AgentTesla payload

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses Microsoft Outlook profiles

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks