Analysis

  • max time kernel
    118s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    30/05/2024, 14:06

General

  • Target

    SWF0550.exe

  • Size

    668KB

  • MD5

    7e23d3e78d1785fee81947b0f3785074

  • SHA1

    bc7c31eb0b915a373627e0b53d30d2c9ba01ea47

  • SHA256

    e3b946919fbd0a093a79bc59072379151391a6f4fef88aa86d56a3af7e82a51e

  • SHA512

    745b091d8bbdc29dfb949c74b02abd1e6555f9444bc77dd1e8f7f0f2fa03aa151414d873768bdbd6db64817b6adfb2cfaa9d23cd3cd0466830a2c7037c7cc1d8

  • SSDEEP

    12288:GPCCVS8VB57yc5QztiX7taQj+EWrUf0b4PKTYBtnbmcyqmsgU:Gf5BZyyUtuaef0byEmmRs5

Malware Config

Extracted

Family

agenttesla

Credentials

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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SWF0550.exe
    "C:\Users\Admin\AppData\Local\Temp\SWF0550.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2300
    • C:\Users\Admin\AppData\Local\Temp\SWF0550.exe
      "C:\Users\Admin\AppData\Local\Temp\SWF0550.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1208

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1208-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1208-12-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/1208-23-0x0000000073F90000-0x000000007467E000-memory.dmp

    Filesize

    6.9MB

  • memory/1208-9-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/1208-22-0x0000000073F90000-0x000000007467E000-memory.dmp

    Filesize

    6.9MB

  • memory/1208-20-0x0000000073F90000-0x000000007467E000-memory.dmp

    Filesize

    6.9MB

  • memory/1208-11-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/1208-7-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/1208-19-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/1208-17-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/1208-15-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2300-3-0x0000000000320000-0x0000000000336000-memory.dmp

    Filesize

    88KB

  • memory/2300-0-0x0000000073F9E000-0x0000000073F9F000-memory.dmp

    Filesize

    4KB

  • memory/2300-1-0x0000000001310000-0x00000000013BC000-memory.dmp

    Filesize

    688KB

  • memory/2300-6-0x0000000004EB0000-0x0000000004F32000-memory.dmp

    Filesize

    520KB

  • memory/2300-5-0x0000000000400000-0x0000000000410000-memory.dmp

    Filesize

    64KB

  • memory/2300-21-0x0000000073F90000-0x000000007467E000-memory.dmp

    Filesize

    6.9MB

  • memory/2300-4-0x00000000003F0000-0x00000000003FC000-memory.dmp

    Filesize

    48KB

  • memory/2300-2-0x0000000073F90000-0x000000007467E000-memory.dmp

    Filesize

    6.9MB