Analysis

  • max time kernel
    65s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    14/09/2022, 11:51

General

  • Target

    ESTADO DE LA CUENTA DHL - 16065616743.exe

  • Size

    1.1MB

  • MD5

    d5312baf43e357b104ef72a06248c33b

  • SHA1

    d348728fce338a13272cd4750abd3ba58bcf816c

  • SHA256

    39c77a8d695cb01dea623bf54e70724b1862b8046691a3bd8bd2d0cd8a56a01f

  • SHA512

    123f4bde20bb9638e62523159680af455f8a7ce20d4c141f7f1de23c36f5cf0ebb4ee6b424c82f94ae680f990791c1edcf6bac45581fef196333e78e07dae48b

  • SSDEEP

    24576:FEwJZ5Rx8Efj2XY+mzo3bvFxWcjYp4Aty4Cz5M+3WSUi3b:X5R2EUlmzMIOEy4Cqc713b

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.stamnas.gr
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    @Stamnas2021#@

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.stamnas.gr
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    @Stamnas2021#@

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
  • Modifies system certificate store 2 TTPs 6 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\ESTADO DE LA CUENTA DHL - 16065616743.exe
    "C:\Users\Admin\AppData\Local\Temp\ESTADO DE LA CUENTA DHL - 16065616743.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1644
    • C:\Users\Admin\AppData\Local\Temp\ESTADO DE LA CUENTA DHL - 16065616743.exe
      "C:\Users\Admin\AppData\Local\Temp\ESTADO DE LA CUENTA DHL - 16065616743.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1684

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1644-54-0x00000000013B0000-0x00000000014C6000-memory.dmp

    Filesize

    1.1MB

  • memory/1644-55-0x0000000075A11000-0x0000000075A13000-memory.dmp

    Filesize

    8KB

  • memory/1644-56-0x0000000000A40000-0x0000000000A58000-memory.dmp

    Filesize

    96KB

  • memory/1644-57-0x00000000005F0000-0x00000000005FC000-memory.dmp

    Filesize

    48KB

  • memory/1644-58-0x0000000005AA0000-0x0000000005B32000-memory.dmp

    Filesize

    584KB

  • memory/1644-59-0x00000000050C0000-0x00000000050FA000-memory.dmp

    Filesize

    232KB

  • memory/1684-60-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/1684-61-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/1684-64-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/1684-63-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/1684-65-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/1684-68-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/1684-70-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB