Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    18-06-2024 07:37

General

  • Target

    order_filter.pdf.exe

  • Size

    468KB

  • MD5

    d274810bf907e0ce7fd27dc2dad22b39

  • SHA1

    4c9373f2bea4dfddb57cebbe4a2a5bdf38d409f5

  • SHA256

    c2b44b87549e6b32d9693351bcb48781100e91f1d86ea77c05d85f90b8698a6a

  • SHA512

    b1faabae7c92e4daa0a0c6487b27521e247457189831774aaeafa3774575974fe9fbcb458f5b384fa4320f910a31361ce6b191e34f219ab54abca77cbddc27d3

  • SSDEEP

    6144:ib1/tSrYrju+7ntYX1B/G834r+U634eu+mpd/7oqh+HSyaITjh:ib1LL723//4r8u+O+HAI/h

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.hovventech.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    vkNKQ*t6

Signatures

  • AgentTesla

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

  • AgentTesla payload 5 IoCs
  • 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.

  • 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).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\order_filter.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\order_filter.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1832
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VUDtVFrsdyeIOv" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1DFC.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2496
    • C:\Users\Admin\AppData\Local\Temp\order_filter.pdf.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2936

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp1DFC.tmp

    Filesize

    1KB

    MD5

    10d8b8ecc2ca4e6b30be0ede38faf133

    SHA1

    0c6479fbeba6ce11da26b0dbceaa04d3de399103

    SHA256

    88975da957491f46169a4a0f64226aaabb8a1519301a6729330ea63a8d53923e

    SHA512

    78e0759536597388de437e20fd3e120874290e2078725f23cac60ee63cd06050f3886ed71e73d49ae810eef80b97ceac22ef5a01a3a5e4ab693b9f17b622874f

  • memory/1832-4-0x000000007474E000-0x000000007474F000-memory.dmp

    Filesize

    4KB

  • memory/1832-5-0x0000000074740000-0x0000000074E2E000-memory.dmp

    Filesize

    6.9MB

  • memory/1832-23-0x0000000074740000-0x0000000074E2E000-memory.dmp

    Filesize

    6.9MB

  • memory/1832-0-0x000000007474E000-0x000000007474F000-memory.dmp

    Filesize

    4KB

  • memory/1832-1-0x0000000000F90000-0x000000000100C000-memory.dmp

    Filesize

    496KB

  • memory/1832-6-0x0000000000D20000-0x0000000000D84000-memory.dmp

    Filesize

    400KB

  • memory/1832-7-0x0000000004FA0000-0x0000000004FF8000-memory.dmp

    Filesize

    352KB

  • memory/1832-2-0x0000000074740000-0x0000000074E2E000-memory.dmp

    Filesize

    6.9MB

  • memory/1832-3-0x0000000000440000-0x0000000000450000-memory.dmp

    Filesize

    64KB

  • memory/2936-19-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2936-17-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2936-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2936-14-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2936-13-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2936-12-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2936-22-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/2936-11-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB