Analysis

  • max time kernel
    141s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-04-2024 03:15

General

  • Target

    317c03c3a7c126fc355d1c60470d60ef41f0d0298cd7d9ba51c560c7aae3f5a3.exe

  • Size

    377KB

  • MD5

    c88b56c4a39b7d2e514f93604cb16aae

  • SHA1

    6ea4335a9fd4a2c5fdf4799d76aebbdf06888d9e

  • SHA256

    317c03c3a7c126fc355d1c60470d60ef41f0d0298cd7d9ba51c560c7aae3f5a3

  • SHA512

    6a0b184c18812e41b429cb351fa0e951942a11e9af29544b4b98a9ef7e1e3e71966b3c9f80bdd3e1a1dc1531aa8c8b300839d35874e7be237f8993ce77c74fa1

  • SSDEEP

    6144:TI8DsNU40ZbL29I+m/UJopmt8RsXiJmbxNZ4bx+NPtzbcbZi3fHolJQQFt6F:HsTNm/+t8/4VuCP5agPol6

Malware Config

Signatures

  • AgentTesla

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

  • 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.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\317c03c3a7c126fc355d1c60470d60ef41f0d0298cd7d9ba51c560c7aae3f5a3.exe
    "C:\Users\Admin\AppData\Local\Temp\317c03c3a7c126fc355d1c60470d60ef41f0d0298cd7d9ba51c560c7aae3f5a3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1256
    • C:\Users\Admin\AppData\Local\Temp\317c03c3a7c126fc355d1c60470d60ef41f0d0298cd7d9ba51c560c7aae3f5a3.exe
      "C:\Users\Admin\AppData\Local\Temp\317c03c3a7c126fc355d1c60470d60ef41f0d0298cd7d9ba51c560c7aae3f5a3.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:720

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/720-10-0x0000000006830000-0x0000000006880000-memory.dmp
    Filesize

    320KB

  • memory/720-14-0x00000000050A0000-0x00000000050B0000-memory.dmp
    Filesize

    64KB

  • memory/720-13-0x00000000749E0000-0x0000000075190000-memory.dmp
    Filesize

    7.7MB

  • memory/720-12-0x0000000006940000-0x000000000694A000-memory.dmp
    Filesize

    40KB

  • memory/720-4-0x0000000000400000-0x0000000000444000-memory.dmp
    Filesize

    272KB

  • memory/720-6-0x00000000749E0000-0x0000000075190000-memory.dmp
    Filesize

    7.7MB

  • memory/720-5-0x0000000005720000-0x0000000005CC4000-memory.dmp
    Filesize

    5.6MB

  • memory/720-7-0x00000000050A0000-0x00000000050B0000-memory.dmp
    Filesize

    64KB

  • memory/720-8-0x00000000050B0000-0x0000000005116000-memory.dmp
    Filesize

    408KB

  • memory/720-11-0x0000000006980000-0x0000000006A12000-memory.dmp
    Filesize

    584KB

  • memory/1256-3-0x0000000002FD0000-0x0000000002FD1000-memory.dmp
    Filesize

    4KB

  • memory/1256-9-0x00000000749E0000-0x0000000075190000-memory.dmp
    Filesize

    7.7MB

  • memory/1256-0-0x0000000000C70000-0x0000000000CD4000-memory.dmp
    Filesize

    400KB

  • memory/1256-2-0x0000000005640000-0x0000000005650000-memory.dmp
    Filesize

    64KB

  • memory/1256-1-0x00000000749E0000-0x0000000075190000-memory.dmp
    Filesize

    7.7MB