Analysis

  • max time kernel
    148s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-09-2024 15:48

General

  • Target

    e517d3374e1aebd16ba127c07d690319_JaffaCakes118.exe

  • Size

    499KB

  • MD5

    e517d3374e1aebd16ba127c07d690319

  • SHA1

    1b4d8a8c6426b1383f317451bb9e8ede25a92765

  • SHA256

    5d686ec9f4a6538677095df0d83620d6d04b38e5a84ec5452879786418ce61ea

  • SHA512

    b34ac979e56ef23c65370745b4c93a4c18c8740b055968271407d47b03f34974a75c2fcd2ad4661da0b239d36809ffb482b479a5c2d4b941f4c1ef8fcf2d3f2d

  • SSDEEP

    6144:msTQHucP6eP9IcwdSKU/4LyQZaBkiVJic5HTdhGu5r4D3oicqQHf6nTDbMsBLLPY:mskHjP6eP95tg+qaqiVJi2zbDSYiIfya

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.bankee-ph.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    L%cUXmv3

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.

  • 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
  • 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 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\e517d3374e1aebd16ba127c07d690319_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e517d3374e1aebd16ba127c07d690319_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:2900
    • C:\Users\Admin\AppData\Local\Temp\e517d3374e1aebd16ba127c07d690319_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:1552

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\e517d3374e1aebd16ba127c07d690319_JaffaCakes118.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/1552-12-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/1552-22-0x0000000074FD0000-0x0000000075780000-memory.dmp

    Filesize

    7.7MB

  • memory/1552-21-0x0000000074FD0000-0x0000000075780000-memory.dmp

    Filesize

    7.7MB

  • memory/1552-20-0x0000000006AB0000-0x0000000006B00000-memory.dmp

    Filesize

    320KB

  • memory/1552-19-0x0000000006650000-0x00000000066B6000-memory.dmp

    Filesize

    408KB

  • memory/1552-18-0x00000000059A0000-0x00000000059B8000-memory.dmp

    Filesize

    96KB

  • memory/1552-17-0x0000000074FD0000-0x0000000075780000-memory.dmp

    Filesize

    7.7MB

  • memory/1552-16-0x0000000074FD0000-0x0000000075780000-memory.dmp

    Filesize

    7.7MB

  • memory/2900-4-0x0000000004E40000-0x0000000004E4A000-memory.dmp

    Filesize

    40KB

  • memory/2900-10-0x0000000007BA0000-0x0000000007BF6000-memory.dmp

    Filesize

    344KB

  • memory/2900-11-0x000000000A3A0000-0x000000000A3E8000-memory.dmp

    Filesize

    288KB

  • memory/2900-9-0x0000000074FD0000-0x0000000075780000-memory.dmp

    Filesize

    7.7MB

  • memory/2900-15-0x0000000074FD0000-0x0000000075780000-memory.dmp

    Filesize

    7.7MB

  • memory/2900-8-0x0000000074FDE000-0x0000000074FDF000-memory.dmp

    Filesize

    4KB

  • memory/2900-7-0x00000000050F0000-0x0000000005102000-memory.dmp

    Filesize

    72KB

  • memory/2900-6-0x00000000077B0000-0x000000000784C000-memory.dmp

    Filesize

    624KB

  • memory/2900-0-0x0000000074FDE000-0x0000000074FDF000-memory.dmp

    Filesize

    4KB

  • memory/2900-5-0x0000000074FD0000-0x0000000075780000-memory.dmp

    Filesize

    7.7MB

  • memory/2900-3-0x0000000004E80000-0x0000000004F12000-memory.dmp

    Filesize

    584KB

  • memory/2900-2-0x0000000005390000-0x0000000005934000-memory.dmp

    Filesize

    5.6MB

  • memory/2900-1-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB