Analysis

  • max time kernel
    122s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    15-11-2024 02:02

General

  • Target

    3ad12e59506fb3aba646e3ea9e91b3569940e71474feedf3e32a2e6de07070be.exe

  • Size

    418KB

  • MD5

    bd9db5dbad2e8fbec6ad48478df9c2db

  • SHA1

    aeef21f324f14e4f9fff58030a59566e09d1bc8e

  • SHA256

    3ad12e59506fb3aba646e3ea9e91b3569940e71474feedf3e32a2e6de07070be

  • SHA512

    3a5307f70804a2994adf14b06755412b4e8108f9a252ad205d8a2d6db7d7dbcfe525b03f4791d53a130ae1dbbec23557e9e54fce4bc23d76e01ed2215298d516

  • SSDEEP

    12288:THRESKD2Jc/pc/ObxiOUQLoCpXer/feFUbQTh8:TaSKSJywOb8eJQWFUbQC

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.uae-messefrankfurt.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    junior080

Signatures

  • AgentTesla

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

  • Agenttesla family
  • 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.

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • 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 3 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3ad12e59506fb3aba646e3ea9e91b3569940e71474feedf3e32a2e6de07070be.exe
    "C:\Users\Admin\AppData\Local\Temp\3ad12e59506fb3aba646e3ea9e91b3569940e71474feedf3e32a2e6de07070be.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2236
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DaKyafqUi" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5957.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3060
    • C:\Users\Admin\AppData\Local\Temp\3ad12e59506fb3aba646e3ea9e91b3569940e71474feedf3e32a2e6de07070be.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2692

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp5957.tmp

    Filesize

    1KB

    MD5

    73bde0fb1db0be7d43ce30f40237879c

    SHA1

    c921be24263176f36fcb387a98c6ca534154c4bf

    SHA256

    5ef14c43af642cd50c8aeb3e20d7b5e8a76d9878fb6a64e9f334846443d6bb5f

    SHA512

    fb8a26e184a47ca888f10b3188504ef3ac4cbda01e9efcf969b4e7b09ce727ed0a678d0747b6a6de3f2824759aaf73affeb1e191f388a27449ced1949bb5a4a8

  • memory/2236-0-0x0000000074791000-0x0000000074792000-memory.dmp

    Filesize

    4KB

  • memory/2236-1-0x0000000074790000-0x0000000074D3B000-memory.dmp

    Filesize

    5.7MB

  • memory/2236-2-0x0000000074790000-0x0000000074D3B000-memory.dmp

    Filesize

    5.7MB

  • memory/2236-3-0x0000000074790000-0x0000000074D3B000-memory.dmp

    Filesize

    5.7MB

  • memory/2236-4-0x0000000074790000-0x0000000074D3B000-memory.dmp

    Filesize

    5.7MB

  • memory/2236-21-0x0000000074790000-0x0000000074D3B000-memory.dmp

    Filesize

    5.7MB

  • memory/2692-16-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2692-18-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2692-14-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2692-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2692-11-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2692-10-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2692-8-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2692-19-0x0000000074790000-0x0000000074D3B000-memory.dmp

    Filesize

    5.7MB

  • memory/2692-20-0x0000000074790000-0x0000000074D3B000-memory.dmp

    Filesize

    5.7MB

  • memory/2692-9-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2692-22-0x0000000074790000-0x0000000074D3B000-memory.dmp

    Filesize

    5.7MB

  • memory/2692-23-0x0000000074790000-0x0000000074D3B000-memory.dmp

    Filesize

    5.7MB