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Analysis

  • max time kernel
    66s
  • max time network
    35s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    18/05/2023, 02:01

General

  • Target

    recibo de pago OC456337.jpg.exe

  • Size

    592KB

  • MD5

    3461fd2c8482af651b818f61dd049e42

  • SHA1

    b4dc69de92f2cf210c615e6ec506d3a1d21aa777

  • SHA256

    3a33384b0027c321a9643ba9428d7227aa6b4401e3882f91cc93539590500411

  • SHA512

    d18de0295cacc0286b65eb90202b8f0d4cedf233e552c4c13e48b092014ddb2a955203a0d6f8fa080388cd384703c75ad8a029cf1e5378559a5e5ec827655bcc

  • SSDEEP

    12288:Cf2iNeUDMY+SnwYmTzsht19PL3MyE+q8IZroJWURe/hN2dVzXYt:Cf1AUDX+RFshbJ8yE+iFoJWEeZN2dxY

Malware Config

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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 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\recibo de pago OC456337.jpg.exe
    "C:\Users\Admin\AppData\Local\Temp\recibo de pago OC456337.jpg.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:828
    • C:\Users\Admin\AppData\Local\Temp\recibo de pago OC456337.jpg.exe
      "C:\Users\Admin\AppData\Local\Temp\recibo de pago OC456337.jpg.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:572

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/572-66-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/572-68-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/572-72-0x0000000000440000-0x0000000000480000-memory.dmp

    Filesize

    256KB

  • memory/572-71-0x0000000000440000-0x0000000000480000-memory.dmp

    Filesize

    256KB

  • memory/572-70-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/572-62-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/572-65-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/572-61-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/572-63-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/572-64-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/828-55-0x00000000012C0000-0x0000000001300000-memory.dmp

    Filesize

    256KB

  • memory/828-60-0x0000000004C80000-0x0000000004CBC000-memory.dmp

    Filesize

    240KB

  • memory/828-54-0x00000000013B0000-0x000000000144A000-memory.dmp

    Filesize

    616KB

  • memory/828-59-0x0000000005260000-0x00000000052D4000-memory.dmp

    Filesize

    464KB

  • memory/828-58-0x00000000004A0000-0x00000000004AC000-memory.dmp

    Filesize

    48KB

  • memory/828-57-0x00000000012C0000-0x0000000001300000-memory.dmp

    Filesize

    256KB

  • memory/828-56-0x0000000000360000-0x000000000036C000-memory.dmp

    Filesize

    48KB