Analysis

  • max time kernel
    120s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    29/02/2024, 08:51

General

  • Target

    EMED_ZAMÓWIENIE_N.2402290221.exe

  • Size

    1.2MB

  • MD5

    90fef91edee1df02f5f9336dcee3f444

  • SHA1

    c983932f2a99e0c42860e12078ed971bf529dec5

  • SHA256

    4462f40cbb243a63f60fcc2c1b03150dc45d9fd0e8cef78c7e6ea9de60aa32cf

  • SHA512

    bd16674ec38ab19dc0534d32ae3c2efc37d6289a59a1392ed10a62f0b6889073181c5eb73c97f893d27a4e0a70adc21b54496d31c8271305ee786e9f48358bbd

  • SSDEEP

    12288:Vj/R7ulzg/GpXVowlaUl/GDDL3oRfMhYKCUo8riaj6sgQE3mmSweHR5JNHrU3275:rqz1BAaUo8riaj6nNHQR4zA9gmNt

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.rusticpensiune.ro
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    99AM}+NZ&CCq!4Vq)9!(zXx01.lQ!~nS.fBnY,4Z~fjHnGo*B3Gd;B{Q1!%-Xw--%vn^0%nt

Signatures

  • AgentTesla

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

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\EMED_ZAMÓWIENIE_N.2402290221.exe
    "C:\Users\Admin\AppData\Local\Temp\EMED_ZAMÓWIENIE_N.2402290221.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1708
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2616

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1708-21-0x0000000073FB0000-0x000000007469E000-memory.dmp

    Filesize

    6.9MB

  • memory/1708-0-0x0000000001280000-0x00000000013B0000-memory.dmp

    Filesize

    1.2MB

  • memory/1708-2-0x0000000001150000-0x0000000001190000-memory.dmp

    Filesize

    256KB

  • memory/1708-3-0x0000000000560000-0x00000000005A4000-memory.dmp

    Filesize

    272KB

  • memory/1708-4-0x0000000073FB0000-0x000000007469E000-memory.dmp

    Filesize

    6.9MB

  • memory/1708-5-0x0000000001150000-0x0000000001190000-memory.dmp

    Filesize

    256KB

  • memory/1708-6-0x0000000000600000-0x000000000061A000-memory.dmp

    Filesize

    104KB

  • memory/1708-7-0x0000000000660000-0x0000000000666000-memory.dmp

    Filesize

    24KB

  • memory/1708-1-0x0000000073FB0000-0x000000007469E000-memory.dmp

    Filesize

    6.9MB

  • memory/2616-8-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2616-12-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2616-14-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2616-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2616-18-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2616-10-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2616-20-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2616-23-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB