Analysis

  • max time kernel
    122s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20231025-en
  • resource tags

    arch:x64arch:x86image:win7-20231025-enlocale:en-usos:windows7-x64system
  • submitted
    03/11/2023, 10:30

General

  • Target

    ZAMÓWIENIE_N.231003119.exe

  • Size

    849KB

  • MD5

    4e9e73864aab423f3ffc1c03c01b50fb

  • SHA1

    1b4970fc703361db5d8513c33f56c23eecc2493e

  • SHA256

    e906e2afb0ada6f36cfed5bb9de846f9561b6c6885bb151b0b1d266563e16bab

  • SHA512

    5db479ff5bc97c1be0a670e73fb4dc92e086da3009ad7137414dba9faed2f08655f133ad45da4b10c5f4dee3e2bc169b8aabafeb6c93e722e89d20b04d3accf2

  • SSDEEP

    12288:DvR0jRi5CgvffXrlWDQc7M9wB31RNQdaBNqdDBXKGbFtom0YY:DvYMLHvpzcvB3ktDNKq+

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.vila-gabriel.ro
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    bVkMH6R.pfF~NN@ossy$W!_pz[bh!9l(MU%UtX9L^W}vO=mn*g*;]}]

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.

  • 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\ZAMÓWIENIE_N.231003119.exe
    "C:\Users\Admin\AppData\Local\Temp\ZAMÓWIENIE_N.231003119.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2612
    • 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:2792

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2612-8-0x00000000053E0000-0x0000000005420000-memory.dmp

    Filesize

    256KB

  • memory/2612-19-0x0000000074520000-0x0000000074C0E000-memory.dmp

    Filesize

    6.9MB

  • memory/2612-2-0x00000000053E0000-0x0000000005420000-memory.dmp

    Filesize

    256KB

  • memory/2612-3-0x0000000004A20000-0x0000000004A64000-memory.dmp

    Filesize

    272KB

  • memory/2612-4-0x0000000074520000-0x0000000074C0E000-memory.dmp

    Filesize

    6.9MB

  • memory/2612-5-0x00000000053E0000-0x0000000005420000-memory.dmp

    Filesize

    256KB

  • memory/2612-6-0x0000000000A50000-0x0000000000A6A000-memory.dmp

    Filesize

    104KB

  • memory/2612-7-0x00000000004A0000-0x00000000004A6000-memory.dmp

    Filesize

    24KB

  • memory/2612-1-0x0000000074520000-0x0000000074C0E000-memory.dmp

    Filesize

    6.9MB

  • memory/2612-0-0x0000000000BA0000-0x0000000000C7A000-memory.dmp

    Filesize

    872KB

  • memory/2792-11-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2792-13-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2792-14-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2792-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2792-17-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2792-9-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2792-20-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2792-22-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB