Analysis

  • max time kernel
    117s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2023 02:20

General

  • Target

    ZAPLATA_.exe

  • Size

    626KB

  • MD5

    d938337b29065b1d0a4d4c375ac9b6ac

  • SHA1

    0e439109d66f905b4c0643a4e55806373fc4e1f7

  • SHA256

    743ae15d3849044f1e67fc43b58ad6a701bee9826e90ef6119ab9697835cd88d

  • SHA512

    981390445d955c09df13f33d50a9ee341374cd33991820b33e05d45f20fd227737cf2ba422df6c97fad9b1200638fdb40173ac962d3f0491f87d5f5ac067876a

  • SSDEEP

    12288:eNb45+po2GH2n0XKKx8pq4orY1H73FFIgLKyuJY5hhpNe1ifJlFUw+Huxm:Ka+pJwKKx8pqgb3YgLpvfXFUnHux

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.

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ZAPLATA_.exe
    "C:\Users\Admin\AppData\Local\Temp\ZAPLATA_.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2096
    • C:\Users\Admin\AppData\Local\Temp\ZAPLATA_.exe
      "C:\Users\Admin\AppData\Local\Temp\ZAPLATA_.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2692

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2096-0-0x0000000000940000-0x00000000009E2000-memory.dmp

    Filesize

    648KB

  • memory/2096-1-0x0000000073FA0000-0x000000007468E000-memory.dmp

    Filesize

    6.9MB

  • memory/2096-2-0x0000000004DB0000-0x0000000004DF0000-memory.dmp

    Filesize

    256KB

  • memory/2096-3-0x0000000000550000-0x0000000000568000-memory.dmp

    Filesize

    96KB

  • memory/2096-4-0x00000000004C0000-0x00000000004C8000-memory.dmp

    Filesize

    32KB

  • memory/2096-5-0x0000000000850000-0x000000000085A000-memory.dmp

    Filesize

    40KB

  • memory/2096-6-0x0000000004DB0000-0x0000000004DF0000-memory.dmp

    Filesize

    256KB

  • memory/2096-7-0x0000000004D00000-0x0000000004D7A000-memory.dmp

    Filesize

    488KB

  • memory/2096-19-0x0000000073FA0000-0x000000007468E000-memory.dmp

    Filesize

    6.9MB

  • memory/2692-10-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2692-9-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2692-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

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

    Filesize

    4KB

  • memory/2692-14-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2692-16-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2692-18-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2692-8-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2692-20-0x0000000073FA0000-0x000000007468E000-memory.dmp

    Filesize

    6.9MB

  • memory/2692-21-0x0000000004180000-0x00000000041C0000-memory.dmp

    Filesize

    256KB

  • memory/2692-22-0x0000000073FA0000-0x000000007468E000-memory.dmp

    Filesize

    6.9MB

  • memory/2692-23-0x0000000004180000-0x00000000041C0000-memory.dmp

    Filesize

    256KB