Analysis

  • max time kernel
    138s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-12-2023 19:46

General

  • Target

    286a74a3334c854df367f5a885a38acb68a0a000526054ef8426d15779549474exe.exe

  • Size

    694KB

  • MD5

    239046147b36ff4763db827c7f9b6dc6

  • SHA1

    b21e17ce0b240f59d6681971071fb00952154a46

  • SHA256

    286a74a3334c854df367f5a885a38acb68a0a000526054ef8426d15779549474

  • SHA512

    de130ed39cd8f4c4294e1dea04d5019ec939b7bd82cef41b08dd248205c5394b5b7eb428ac2655be9d6486e7e237a7caf0542ff4ac4adf6442cfc4d6dc524c76

  • SSDEEP

    12288:4ueH5qGEWapltx5Vr1rzKp8TOQqT8IM+WzgqmpcmSLXUd5M2:MqbXpltpBKwFqT82aRmqQ5M2

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.ru
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    YAWALESS123@@kkk

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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 2 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\286a74a3334c854df367f5a885a38acb68a0a000526054ef8426d15779549474exe.exe
    "C:\Users\Admin\AppData\Local\Temp\286a74a3334c854df367f5a885a38acb68a0a000526054ef8426d15779549474exe.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4820
    • C:\Users\Admin\AppData\Local\Temp\286a74a3334c854df367f5a885a38acb68a0a000526054ef8426d15779549474exe.exe
      "C:\Users\Admin\AppData\Local\Temp\286a74a3334c854df367f5a885a38acb68a0a000526054ef8426d15779549474exe.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:5112

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4820-10-0x0000000006EC0000-0x0000000006ECA000-memory.dmp

    Filesize

    40KB

  • memory/4820-4-0x0000000075180000-0x0000000075930000-memory.dmp

    Filesize

    7.7MB

  • memory/4820-0-0x0000000075180000-0x0000000075930000-memory.dmp

    Filesize

    7.7MB

  • memory/4820-12-0x0000000009AF0000-0x0000000009B8C000-memory.dmp

    Filesize

    624KB

  • memory/4820-11-0x0000000007480000-0x00000000074FA000-memory.dmp

    Filesize

    488KB

  • memory/4820-5-0x0000000005B70000-0x0000000005B80000-memory.dmp

    Filesize

    64KB

  • memory/4820-6-0x0000000005DC0000-0x0000000005DCA000-memory.dmp

    Filesize

    40KB

  • memory/4820-7-0x0000000005FC0000-0x0000000005FDA000-memory.dmp

    Filesize

    104KB

  • memory/4820-8-0x0000000005B70000-0x0000000005B80000-memory.dmp

    Filesize

    64KB

  • memory/4820-9-0x0000000006EB0000-0x0000000006EB8000-memory.dmp

    Filesize

    32KB

  • memory/4820-2-0x0000000005FE0000-0x0000000006584000-memory.dmp

    Filesize

    5.6MB

  • memory/4820-1-0x0000000000ED0000-0x0000000000F84000-memory.dmp

    Filesize

    720KB

  • memory/4820-3-0x0000000005970000-0x0000000005A02000-memory.dmp

    Filesize

    584KB

  • memory/4820-16-0x0000000075180000-0x0000000075930000-memory.dmp

    Filesize

    7.7MB

  • memory/5112-15-0x0000000075180000-0x0000000075930000-memory.dmp

    Filesize

    7.7MB

  • memory/5112-13-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/5112-17-0x00000000052C0000-0x00000000052D0000-memory.dmp

    Filesize

    64KB

  • memory/5112-18-0x0000000005370000-0x00000000053D6000-memory.dmp

    Filesize

    408KB

  • memory/5112-19-0x0000000006B30000-0x0000000006B80000-memory.dmp

    Filesize

    320KB

  • memory/5112-20-0x0000000075180000-0x0000000075930000-memory.dmp

    Filesize

    7.7MB

  • memory/5112-21-0x00000000052C0000-0x00000000052D0000-memory.dmp

    Filesize

    64KB