Analysis

  • max time kernel
    121s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    18-11-2024 05:11

General

  • Target

    XXKPgtA6DfbWnGL.exe

  • Size

    646KB

  • MD5

    a46d48a1136d980de16167a98e4c4f52

  • SHA1

    b43dbaca6a2a5873aa8c55df262166077db80e91

  • SHA256

    5eabc2ee89814722a4e157224e042211e7780ab450b8ed1f9311f72eb80f4262

  • SHA512

    818f4df314f166ecd56eab95dce27273ba28044627e39eeff1ab37a61fbd90d002778e04ed41594bd9c8e81d83a899d3818ab60bb6d8df05b3d75b8824f7b93e

  • SSDEEP

    12288:UhoU/s0y65KAkyeC6OWC6dwjGP/UD4NZI5vn5FDePkZOWQNg6cP:Clr3zebw6OGPcDqI5FDePk4WQNgHP

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Agenttesla family
  • 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 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 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\XXKPgtA6DfbWnGL.exe
    "C:\Users\Admin\AppData\Local\Temp\XXKPgtA6DfbWnGL.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:772
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ItvcxrYVnGRpr.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2828
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ItvcxrYVnGRpr" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2D19.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2932
    • C:\Users\Admin\AppData\Local\Temp\XXKPgtA6DfbWnGL.exe
      "C:\Users\Admin\AppData\Local\Temp\XXKPgtA6DfbWnGL.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3004

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp2D19.tmp

    Filesize

    1KB

    MD5

    c864d487e43247e9aa1828f60410b23d

    SHA1

    1f7334956a00f885926c8c62cf5a9d285fb6844d

    SHA256

    158de93df30b6276b275b31d2134059336c6bf65c963601322d27edae84d608b

    SHA512

    43e6d9ebab0132bd475dee7698e20bdfd19206f649d5bfb1fa994f453d0840627fb27da1909e3b8de3678640281226e133c631cf591a54e6891a09973dc0abe0

  • memory/772-26-0x0000000074B30000-0x000000007521E000-memory.dmp

    Filesize

    6.9MB

  • memory/772-1-0x0000000000D00000-0x0000000000DA8000-memory.dmp

    Filesize

    672KB

  • memory/772-2-0x0000000074B30000-0x000000007521E000-memory.dmp

    Filesize

    6.9MB

  • memory/772-3-0x0000000074B3E000-0x0000000074B3F000-memory.dmp

    Filesize

    4KB

  • memory/772-4-0x0000000074B30000-0x000000007521E000-memory.dmp

    Filesize

    6.9MB

  • memory/772-5-0x0000000000200000-0x0000000000212000-memory.dmp

    Filesize

    72KB

  • memory/772-6-0x0000000005780000-0x0000000005806000-memory.dmp

    Filesize

    536KB

  • memory/772-0-0x0000000074B3E000-0x0000000074B3F000-memory.dmp

    Filesize

    4KB

  • memory/3004-16-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/3004-20-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/3004-25-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/3004-23-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/3004-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3004-14-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/3004-24-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/3004-18-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB