Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 01:29

General

  • Target

    c57de09c656ac3354ac118579ff342fff680248c3ed3d05f676bdd85b43c854a.exe

  • Size

    928KB

  • MD5

    7753317daa2529254b82baf0b1eedb3e

  • SHA1

    dcf6305c25bfae04dec959f80aad390ae3e79550

  • SHA256

    c57de09c656ac3354ac118579ff342fff680248c3ed3d05f676bdd85b43c854a

  • SHA512

    c8a82dacc2e385276241d44f4885414e31400ed783eb41dd7630fa822a9cc808f43aa01a6cc9f8d60b38fc1d623bce7a7f74cbb0f14cc4be25ded3ec9eac3783

  • SSDEEP

    24576:3w4bjw4bZT6mj1iCkAXFfXqVXSwIksa7:3w4bjw4bZOY1i3A1fXqVCXkB

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot7163397787:AAE0uYnJRSe51mlaCqrSz3_sYt0F4gR7fWQ/

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 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c57de09c656ac3354ac118579ff342fff680248c3ed3d05f676bdd85b43c854a.exe
    "C:\Users\Admin\AppData\Local\Temp\c57de09c656ac3354ac118579ff342fff680248c3ed3d05f676bdd85b43c854a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2888
    • C:\Users\Admin\AppData\Local\Temp\c57de09c656ac3354ac118579ff342fff680248c3ed3d05f676bdd85b43c854a.exe
      "C:\Users\Admin\AppData\Local\Temp\c57de09c656ac3354ac118579ff342fff680248c3ed3d05f676bdd85b43c854a.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2088

Network

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Collection

Data from Local System

4
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2088-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/2088-21-0x0000000074B20000-0x000000007520E000-memory.dmp
    Filesize

    6.9MB

  • memory/2088-19-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2088-17-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2088-10-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2088-11-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2088-7-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2088-8-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2088-23-0x0000000074B20000-0x000000007520E000-memory.dmp
    Filesize

    6.9MB

  • memory/2088-24-0x0000000074B20000-0x000000007520E000-memory.dmp
    Filesize

    6.9MB

  • memory/2088-15-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2888-20-0x0000000074B2E000-0x0000000074B2F000-memory.dmp
    Filesize

    4KB

  • memory/2888-0-0x0000000074B2E000-0x0000000074B2F000-memory.dmp
    Filesize

    4KB

  • memory/2888-1-0x0000000000CC0000-0x0000000000DAC000-memory.dmp
    Filesize

    944KB

  • memory/2888-2-0x0000000074B20000-0x000000007520E000-memory.dmp
    Filesize

    6.9MB

  • memory/2888-22-0x0000000074B20000-0x000000007520E000-memory.dmp
    Filesize

    6.9MB

  • memory/2888-5-0x0000000005070000-0x00000000050F4000-memory.dmp
    Filesize

    528KB

  • memory/2888-4-0x00000000004E0000-0x00000000004F0000-memory.dmp
    Filesize

    64KB

  • memory/2888-3-0x0000000000720000-0x000000000073A000-memory.dmp
    Filesize

    104KB