Analysis

  • max time kernel
    148s
  • max time network
    186s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-12-2022 14:37

General

  • Target

    SecuriteInfo.com.Trojan.PackedNET.1725.19553.28086.exe

  • Size

    953KB

  • MD5

    cb07eb3442be989b2417e6797544f208

  • SHA1

    d86669fd5315e210ab3d9fa46ed06f9e6f8c1729

  • SHA256

    aedbd8290eb3bea7a561c8f099f0005dc37e2597eeb34264e92b0df88a6b4109

  • SHA512

    90a943732b4254c7d8c01d4c78a2acfadd189db654cc6a51dcc2ac8fc632a8bb2694a2bdb412630ea15543b44079c73ff9942f47cfca21f20af43ec782813097

  • SSDEEP

    24576:7Sjql9eypjik0AY1h/TFuau/QhZmBH+V:0q3eYjijj/JuaMQhSH

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5792273343:AAEA9U7DCI4qHTq4iHfT5XkdD5IEsA0KtTo/

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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PackedNET.1725.19553.28086.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PackedNET.1725.19553.28086.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:5020
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PackedNET.1725.19553.28086.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PackedNET.1725.19553.28086.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:2180

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SecuriteInfo.com.Trojan.PackedNET.1725.19553.28086.exe.log
    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/2180-137-0x0000000000000000-mapping.dmp
  • memory/2180-138-0x0000000000400000-0x0000000000438000-memory.dmp
    Filesize

    224KB

  • memory/2180-140-0x0000000005E70000-0x0000000005ED6000-memory.dmp
    Filesize

    408KB

  • memory/2180-141-0x00000000064D0000-0x0000000006520000-memory.dmp
    Filesize

    320KB

  • memory/5020-132-0x0000000000D70000-0x0000000000E64000-memory.dmp
    Filesize

    976KB

  • memory/5020-133-0x0000000005DC0000-0x0000000006364000-memory.dmp
    Filesize

    5.6MB

  • memory/5020-134-0x0000000005810000-0x00000000058A2000-memory.dmp
    Filesize

    584KB

  • memory/5020-135-0x00000000057F0000-0x00000000057FA000-memory.dmp
    Filesize

    40KB

  • memory/5020-136-0x00000000067F0000-0x000000000688C000-memory.dmp
    Filesize

    624KB