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 14:52

General

  • Target

    dekont.exe

  • Size

    487KB

  • MD5

    b1d6c3539b6e19f9a5c95529418ca07e

  • SHA1

    dda11c22a7d3282d0cb47661618e7236e5da95f2

  • SHA256

    f33f7b39549696d664e95036d69d5e63f825eccfcf483ec984991aba24fca303

  • SHA512

    32f384843e3fd67f7b696f1c2a435467e4fd449934dc287e1624e6807a7c2144cee0e0ce989e8db7c97f59075d7daec29c845b0f34537804959c27acc99b7e0f

  • SSDEEP

    12288:f6+GATQH1oKmzaUnHlDajSN/M97W3TxtWx0:5pNHlAS1M97W3p

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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\dekont.exe
    "C:\Users\Admin\AppData\Local\Temp\dekont.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2244
    • C:\Users\Admin\AppData\Local\Temp\dekont.exe
      C:\Users\Admin\AppData\Local\Temp\dekont.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1972

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1972-21-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1972-16-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1972-9-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1972-24-0x0000000073B40000-0x000000007422E000-memory.dmp

    Filesize

    6.9MB

  • memory/1972-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1972-22-0x0000000073B40000-0x000000007422E000-memory.dmp

    Filesize

    6.9MB

  • memory/1972-19-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1972-12-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1972-25-0x0000000000BB0000-0x0000000000BF0000-memory.dmp

    Filesize

    256KB

  • memory/1972-23-0x0000000000BB0000-0x0000000000BF0000-memory.dmp

    Filesize

    256KB

  • memory/1972-7-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1972-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2244-5-0x0000000000C30000-0x0000000000C70000-memory.dmp

    Filesize

    256KB

  • memory/2244-18-0x0000000074230000-0x000000007491E000-memory.dmp

    Filesize

    6.9MB

  • memory/2244-6-0x0000000000CC0000-0x0000000000D0C000-memory.dmp

    Filesize

    304KB

  • memory/2244-0-0x0000000000FA0000-0x0000000001020000-memory.dmp

    Filesize

    512KB

  • memory/2244-1-0x0000000074230000-0x000000007491E000-memory.dmp

    Filesize

    6.9MB

  • memory/2244-4-0x0000000000B90000-0x0000000000BD0000-memory.dmp

    Filesize

    256KB

  • memory/2244-3-0x0000000000A30000-0x0000000000A8A000-memory.dmp

    Filesize

    360KB

  • memory/2244-2-0x0000000004930000-0x0000000004970000-memory.dmp

    Filesize

    256KB