Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    30-09-2024 02:50

General

  • Target

    ffce1ea204423df458c3c8271693c9b5_JaffaCakes118.exe

  • Size

    457KB

  • MD5

    ffce1ea204423df458c3c8271693c9b5

  • SHA1

    bc3b37f93607658cbde75d2522551ce73b56b208

  • SHA256

    fdf384c1cbcfbcd1bbb814f9d80ddcc4d2b3c786fda29c3a48ef7cde8f08d78f

  • SHA512

    a089aa3d941f348e163b4299caa817f7a760d389dc9d0c6dc06e1f6d970320808632212c9377faef1f3272dccf55a69249eebef69759082b00b15bdde2c5c3c0

  • SSDEEP

    12288:GRaTVxfAFy0EiTnq6T0yHXv0rjnL0uVJm5Ma8:V/oQFI3AL0w0Ma8

Malware Config

Signatures

  • AgentTesla

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

  • AgentTesla payload 5 IoCs
  • ReZer0 packer 1 IoCs

    Detects ReZer0, a packer with multiple versions used in various campaigns.

  • 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 3 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
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ffce1ea204423df458c3c8271693c9b5_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ffce1ea204423df458c3c8271693c9b5_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2332
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HmsjvqNVxYmCJH" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE3DA.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2356
    • C:\Users\Admin\AppData\Local\Temp\ffce1ea204423df458c3c8271693c9b5_JaffaCakes118.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:2696

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpE3DA.tmp

    Filesize

    1KB

    MD5

    333e4b7eb7cde3331b2d26ff4668173c

    SHA1

    863337b781222243b2abf54a9e01a09880532b70

    SHA256

    bbbb0cc80af4eb54241aca67c7cb8063978afb716de63df1d013626410aef6c5

    SHA512

    ff50b4240952649b27892a407a2ad867afabae5267253669a07585e8ca5ab7388b16c4b5bdf0033bbe98a01760c3e1a7ca30fb010395dc2159cc484087a37c63

  • memory/2332-0-0x0000000074DAE000-0x0000000074DAF000-memory.dmp

    Filesize

    4KB

  • memory/2332-1-0x00000000013D0000-0x0000000001448000-memory.dmp

    Filesize

    480KB

  • memory/2332-2-0x0000000074DA0000-0x000000007548E000-memory.dmp

    Filesize

    6.9MB

  • memory/2332-3-0x0000000000DC0000-0x0000000000E22000-memory.dmp

    Filesize

    392KB

  • memory/2332-25-0x0000000074DA0000-0x000000007548E000-memory.dmp

    Filesize

    6.9MB

  • memory/2696-24-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2696-15-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2696-19-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2696-21-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2696-13-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2696-11-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2696-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2696-10-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2696-26-0x0000000074DA0000-0x000000007548E000-memory.dmp

    Filesize

    6.9MB

  • memory/2696-27-0x0000000074DA0000-0x000000007548E000-memory.dmp

    Filesize

    6.9MB

  • memory/2696-28-0x0000000074DA0000-0x000000007548E000-memory.dmp

    Filesize

    6.9MB

  • memory/2696-29-0x00000000004C0000-0x00000000004CA000-memory.dmp

    Filesize

    40KB