Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    11-11-2024 19:01

General

  • Target

    64259b9c7add94c44c563a04df7560c950413b5270db25cde2e7013e094cede2.exe

  • Size

    768KB

  • MD5

    935f65f1b34d979429d92268a2a71460

  • SHA1

    065005c8faf14a8cdafc86070dfa64e39345f34f

  • SHA256

    64259b9c7add94c44c563a04df7560c950413b5270db25cde2e7013e094cede2

  • SHA512

    caa659ed28668169f1780da917490c4e9915fa849d9c526d5f9edaa47137eb729d288cdd41b39c101125e83c6e242a75d8a0b8c9fec2860f21ca0567973df0d1

  • SSDEEP

    12288:DKRvTsh5vkaPRKMB3EpG4/in6iNI+cgeTG6/DQ3+Coxr+M+ACR5leZlNLkt:DmavkaZKMavm6iNIlgsG6rgM+M+A+erU

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.

  • 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
  • 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\64259b9c7add94c44c563a04df7560c950413b5270db25cde2e7013e094cede2.exe
    "C:\Users\Admin\AppData\Local\Temp\64259b9c7add94c44c563a04df7560c950413b5270db25cde2e7013e094cede2.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2788
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\xHETYXWFB.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2728
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xHETYXWFB" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBC9B.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2608
    • C:\Users\Admin\AppData\Local\Temp\64259b9c7add94c44c563a04df7560c950413b5270db25cde2e7013e094cede2.exe
      "C:\Users\Admin\AppData\Local\Temp\64259b9c7add94c44c563a04df7560c950413b5270db25cde2e7013e094cede2.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2740

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpBC9B.tmp

    Filesize

    1KB

    MD5

    abc53b04d964b159a982490529c31a66

    SHA1

    39f9e493f2ba120c0c342677e60835d114b4706e

    SHA256

    99691ea276277a7e11b5ff17142d5f88b62ac5c0544a3cd83b952964a99c51bb

    SHA512

    2a6be2ec2d93e8caa1f8ac4a100f21b19b8493135f9a1bc11f65d685ad2da398407cfd522d76d9d7b1e00c12a89122f8ea093025a874283bb786705aafaeb8aa

  • memory/2740-24-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2740-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2740-19-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2740-17-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2740-26-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2740-15-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2740-21-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2740-25-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2788-6-0x0000000000460000-0x0000000000470000-memory.dmp

    Filesize

    64KB

  • memory/2788-5-0x0000000074910000-0x0000000074FFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2788-1-0x0000000000B70000-0x0000000000C34000-memory.dmp

    Filesize

    784KB

  • memory/2788-0-0x000000007491E000-0x000000007491F000-memory.dmp

    Filesize

    4KB

  • memory/2788-3-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/2788-7-0x0000000005E80000-0x0000000005F04000-memory.dmp

    Filesize

    528KB

  • memory/2788-2-0x0000000074910000-0x0000000074FFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2788-4-0x000000007491E000-0x000000007491F000-memory.dmp

    Filesize

    4KB

  • memory/2788-27-0x0000000074910000-0x0000000074FFE000-memory.dmp

    Filesize

    6.9MB