Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 02:02

General

  • Target

    4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe

  • Size

    659KB

  • MD5

    50aad66f83288e9b066b823dc01ccc73

  • SHA1

    583b4bcdefa93b9b0bafc1d59b353f193bef4e41

  • SHA256

    4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f

  • SHA512

    c9e0be231d0f5a0a943a185849d95dfd0138f8d8ecde2ed136d9a85967d1550e0fb0f5a861139b934a13e6c7ee267abe2c39aafcbef656912874078a15e91215

  • SSDEEP

    12288:3lYifTMNfFFA2LkA3vfiFSqlYg2E//e6E1DsvXkW8I11f7R45F:WioFFbkZllJ1//E1DCkW8Iz

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe
    "C:\Users\Admin\AppData\Local\Temp\4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1516
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2580
    • C:\Users\Admin\AppData\Local\Temp\4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe
      "C:\Users\Admin\AppData\Local\Temp\4cd5de1b258cc0759ac0e866cc65ce615cdd8de99fc35d12d69983aa2c54519f.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3040

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1516-19-0x00000000743E0000-0x0000000074ACE000-memory.dmp

    Filesize

    6.9MB

  • memory/1516-1-0x0000000000BC0000-0x0000000000C6A000-memory.dmp

    Filesize

    680KB

  • memory/1516-2-0x00000000743E0000-0x0000000074ACE000-memory.dmp

    Filesize

    6.9MB

  • memory/1516-3-0x0000000000760000-0x000000000077A000-memory.dmp

    Filesize

    104KB

  • memory/1516-4-0x00000000002A0000-0x00000000002B0000-memory.dmp

    Filesize

    64KB

  • memory/1516-5-0x00000000052A0000-0x0000000005322000-memory.dmp

    Filesize

    520KB

  • memory/1516-0-0x00000000743EE000-0x00000000743EF000-memory.dmp

    Filesize

    4KB

  • memory/3040-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3040-14-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3040-10-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3040-8-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3040-7-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3040-6-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3040-16-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3040-18-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB