Analysis

  • max time kernel
    145s
  • max time network
    129s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    22-10-2021 07:12

General

  • Target

    SecuriteInfo.com.Suspicious.Win32.Save.a.5480.4695.exe

  • Size

    879KB

  • MD5

    365407f16ca457e0c46a0bbfd1333efb

  • SHA1

    48d78f7e3f150b797ad4524471282a6081383471

  • SHA256

    ce845b0a702585cfcae3fbd0b2f87e620622f1ecc2d793c1eb663eba7355ae6b

  • SHA512

    8a5d6ee287371aebd90d51f0349ee7af25c6402cebf2d155df31fae70b3fad1bc908256cb57cc73a35ef88500b92bc3fc9e0f3a8e7aa225a105d775b3d5d8402

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.enerzi.co
  • Port:
    587
  • Username:
    sales@enerzi.co
  • Password:
    Enerzis@123!#

Signatures

  • AgentTesla

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

  • AgentTesla Payload 5 IoCs
  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Suspicious.Win32.Save.a.5480.4695.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Suspicious.Win32.Save.a.5480.4695.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1356
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Suspicious.Win32.Save.a.5480.4695.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:832

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

  • memory/832-62-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/832-65-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/832-70-0x0000000004211000-0x0000000004212000-memory.dmp
    Filesize

    4KB

  • memory/832-69-0x0000000004210000-0x0000000004211000-memory.dmp
    Filesize

    4KB

  • memory/832-67-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/832-66-0x00000000004375EE-mapping.dmp
  • memory/832-64-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/832-63-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/832-61-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1356-54-0x00000000002F0000-0x00000000002F1000-memory.dmp
    Filesize

    4KB

  • memory/1356-56-0x0000000074C71000-0x0000000074C73000-memory.dmp
    Filesize

    8KB

  • memory/1356-60-0x0000000004220000-0x0000000004258000-memory.dmp
    Filesize

    224KB

  • memory/1356-59-0x0000000004DA0000-0x0000000004E20000-memory.dmp
    Filesize

    512KB

  • memory/1356-58-0x0000000001E20000-0x0000000001E21000-memory.dmp
    Filesize

    4KB

  • memory/1356-57-0x0000000000470000-0x000000000047E000-memory.dmp
    Filesize

    56KB