Analysis

  • max time kernel
    109s
  • max time network
    110s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-09-2024 18:52

General

  • Target

    d29dec0030634899a8633bfdffa0f1e4_JaffaCakes118.exe

  • Size

    605KB

  • MD5

    d29dec0030634899a8633bfdffa0f1e4

  • SHA1

    65779892ffe57775bc07992380cff296ef64d261

  • SHA256

    64e7776eb4ac6c9bbdd1db20fe11eefeb839106cb6d6cd59038be105d287658e

  • SHA512

    66b7bd6b177aacae2faa2589f7ec6cdce56f5bd1f4bc1b54ea2b4cbb2bb25e538200156c252b8970341e90fd8f0e06a164766b9f0d858afd55c369b4aaaa92b4

  • SSDEEP

    12288:1d119qjt3RHCVEmESZ9UbK0RArvSOeHAiS:1Rkt39SdESZ9iXur6PHAF

Malware Config

Signatures

  • AgentTesla

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

  • AgentTesla payload 1 IoCs
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Obfuscated with Agile.Net obfuscator 1 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d29dec0030634899a8633bfdffa0f1e4_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d29dec0030634899a8633bfdffa0f1e4_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4696
    • C:\Users\Admin\AppData\Local\Temp\d29dec0030634899a8633bfdffa0f1e4_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\d29dec0030634899a8633bfdffa0f1e4_JaffaCakes118.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:368

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/368-19-0x00000000064B0000-0x0000000006516000-memory.dmp

    Filesize

    408KB

  • memory/368-16-0x00000000748B0000-0x0000000075060000-memory.dmp

    Filesize

    7.7MB

  • memory/368-12-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/368-33-0x00000000748B0000-0x0000000075060000-memory.dmp

    Filesize

    7.7MB

  • memory/368-14-0x00000000748B0000-0x0000000075060000-memory.dmp

    Filesize

    7.7MB

  • memory/368-32-0x00000000748B0000-0x0000000075060000-memory.dmp

    Filesize

    7.7MB

  • memory/368-31-0x00000000748B0000-0x0000000075060000-memory.dmp

    Filesize

    7.7MB

  • memory/368-30-0x00000000748B0000-0x0000000075060000-memory.dmp

    Filesize

    7.7MB

  • memory/368-29-0x0000000007330000-0x000000000733A000-memory.dmp

    Filesize

    40KB

  • memory/368-22-0x0000000007240000-0x0000000007290000-memory.dmp

    Filesize

    320KB

  • memory/368-18-0x0000000005900000-0x0000000005918000-memory.dmp

    Filesize

    96KB

  • memory/368-17-0x0000000005950000-0x00000000059EC000-memory.dmp

    Filesize

    624KB

  • memory/4696-15-0x00000000748B0000-0x0000000075060000-memory.dmp

    Filesize

    7.7MB

  • memory/4696-4-0x00000000748B0000-0x0000000075060000-memory.dmp

    Filesize

    7.7MB

  • memory/4696-7-0x00000000748B0000-0x0000000075060000-memory.dmp

    Filesize

    7.7MB

  • memory/4696-2-0x0000000003160000-0x0000000003178000-memory.dmp

    Filesize

    96KB

  • memory/4696-11-0x00000000748B0000-0x0000000075060000-memory.dmp

    Filesize

    7.7MB

  • memory/4696-10-0x0000000006DC0000-0x0000000006E04000-memory.dmp

    Filesize

    272KB

  • memory/4696-0-0x00000000748BE000-0x00000000748BF000-memory.dmp

    Filesize

    4KB

  • memory/4696-9-0x00000000748B0000-0x0000000075060000-memory.dmp

    Filesize

    7.7MB

  • memory/4696-8-0x00000000748BE000-0x00000000748BF000-memory.dmp

    Filesize

    4KB

  • memory/4696-1-0x0000000000D90000-0x0000000000E2E000-memory.dmp

    Filesize

    632KB

  • memory/4696-6-0x0000000006010000-0x00000000060A2000-memory.dmp

    Filesize

    584KB

  • memory/4696-5-0x00000000064C0000-0x0000000006A64000-memory.dmp

    Filesize

    5.6MB

  • memory/4696-3-0x0000000003300000-0x0000000003322000-memory.dmp

    Filesize

    136KB