Analysis

  • max time kernel
    149s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2023 18:16

General

  • Target

    7313bba3ca9b2518cc049ad47ab159f47675c0199fc812b6bc5a0584616b220aexe.exe

  • Size

    1008KB

  • MD5

    c556abc2e04d6889cf0a059f9133af60

  • SHA1

    80d768a65c200d34517bdf788e8ae649e4f4addf

  • SHA256

    7313bba3ca9b2518cc049ad47ab159f47675c0199fc812b6bc5a0584616b220a

  • SHA512

    1b766194cf4c7419366f9c05d1ba58ead14413125ce309825d4cd607edb4cb49bee7d4af46397df9d9bf27ea3418d96f642932ef068ea403f89a91b7e29162f7

  • SSDEEP

    24576:p1tk+pJ16fvFeZ81CAH9ddcuq+vHWH32M4L:rZJUf9HH9Euqn32r

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 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7313bba3ca9b2518cc049ad47ab159f47675c0199fc812b6bc5a0584616b220aexe.exe
    "C:\Users\Admin\AppData\Local\Temp\7313bba3ca9b2518cc049ad47ab159f47675c0199fc812b6bc5a0584616b220aexe.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2932
    • C:\Users\Admin\AppData\Local\Temp\7313bba3ca9b2518cc049ad47ab159f47675c0199fc812b6bc5a0584616b220aexe.exe
      "C:\Users\Admin\AppData\Local\Temp\7313bba3ca9b2518cc049ad47ab159f47675c0199fc812b6bc5a0584616b220aexe.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3068
      • C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
        "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\EMBARGO SALARIAL_MURILLO UMAÑA ANTONIO ROSARIO.pdf"
        3⤵
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of SetWindowsHookEx
        PID:2492

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

    Filesize

    3KB

    MD5

    cb24cb648e0a53c087946af276244f08

    SHA1

    666b5b7ceb1f37c9156bda2886c6447698b77400

    SHA256

    d86440cca2474e5f519ddf74a03be8dd0be5a546672cbd23d0ce1588659176f9

    SHA512

    64d0a490f23018c8e754dcbdd4262259a8d5db89cb157b434911f050723b25929ec37a58355160420a22c0840323399f3cbc5da3058bdd9d232052fac741e095

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\EMBARGO SALARIAL_MURILLO UMAÑA ANTONIO ROSARIO.pdf

    Filesize

    120KB

    MD5

    5fcdd51c3cd1d44b10275bec6e299ab5

    SHA1

    23f6b41f34950a0d6776b3b593c57474c7440797

    SHA256

    abcd38761579196d1f5fd4efa7c5eebc1f1e32c031775cb5539acef2dfc24bf5

    SHA512

    52c3bc80621716adbd9126d8ab284053bc298ab9c425ba455509851d32ae644eefb0856a33846eebe084d64d37495b479b21e7c26188aab4ed71f0b3a2ab50d6

  • memory/2932-0-0x0000000000E20000-0x0000000000F22000-memory.dmp

    Filesize

    1.0MB

  • memory/2932-1-0x0000000074550000-0x0000000074C3E000-memory.dmp

    Filesize

    6.9MB

  • memory/2932-2-0x0000000004E80000-0x0000000004EC0000-memory.dmp

    Filesize

    256KB

  • memory/2932-3-0x0000000000A50000-0x0000000000A68000-memory.dmp

    Filesize

    96KB

  • memory/2932-4-0x0000000000620000-0x0000000000628000-memory.dmp

    Filesize

    32KB

  • memory/2932-5-0x0000000000710000-0x000000000071A000-memory.dmp

    Filesize

    40KB

  • memory/2932-6-0x00000000051A0000-0x0000000005246000-memory.dmp

    Filesize

    664KB

  • memory/2932-20-0x0000000074550000-0x0000000074C3E000-memory.dmp

    Filesize

    6.9MB

  • memory/3068-13-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/3068-19-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/3068-11-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/3068-17-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/3068-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3068-22-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/3068-23-0x0000000074550000-0x0000000074C3E000-memory.dmp

    Filesize

    6.9MB

  • memory/3068-24-0x0000000004BF0000-0x0000000004C30000-memory.dmp

    Filesize

    256KB

  • memory/3068-9-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/3068-27-0x0000000074550000-0x0000000074C3E000-memory.dmp

    Filesize

    6.9MB

  • memory/3068-7-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/3068-43-0x0000000004BF0000-0x0000000004C30000-memory.dmp

    Filesize

    256KB