Analysis

  • max time kernel
    121s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    16-10-2023 10:37

General

  • Target

    HpgebB45PzFn9i0.exe

  • Size

    644KB

  • MD5

    ccec447fe1e96f2d87327f564b2a36c0

  • SHA1

    bc696dec4b638a03458c43238b33d3f0cf032f56

  • SHA256

    44af16d96fc65cae46f919ca9a465a90a984db05a5c6f60a9d7f8217d75a44e1

  • SHA512

    148940a4fabb3aff8bf5e7ee9a275ae04239bb834abc8986148aa9d8731c7053d86bf6ec0ea47afb2b46a42e08f838257788cf5b46f2aa273ba7b29466226924

  • SSDEEP

    12288:YYzfqBufpQyWAR1ZrTqgLK18JFOHulOD+2+YNIGX1R/a6UFzII:TT6OE+1ZXqW68n/OD+2VNIGX1R/ar5II

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 2 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\HpgebB45PzFn9i0.exe
    "C:\Users\Admin\AppData\Local\Temp\HpgebB45PzFn9i0.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2280
    • C:\Users\Admin\AppData\Local\Temp\HpgebB45PzFn9i0.exe
      "C:\Users\Admin\AppData\Local\Temp\HpgebB45PzFn9i0.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2920

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2280-21-0x0000000074B90000-0x000000007527E000-memory.dmp

    Filesize

    6.9MB

  • memory/2280-1-0x0000000074B90000-0x000000007527E000-memory.dmp

    Filesize

    6.9MB

  • memory/2280-2-0x0000000004DA0000-0x0000000004DE0000-memory.dmp

    Filesize

    256KB

  • memory/2280-3-0x0000000000550000-0x000000000056A000-memory.dmp

    Filesize

    104KB

  • memory/2280-4-0x0000000074B90000-0x000000007527E000-memory.dmp

    Filesize

    6.9MB

  • memory/2280-5-0x0000000004DA0000-0x0000000004DE0000-memory.dmp

    Filesize

    256KB

  • memory/2280-6-0x00000000005C0000-0x00000000005D0000-memory.dmp

    Filesize

    64KB

  • memory/2280-7-0x0000000005DE0000-0x0000000005E5A000-memory.dmp

    Filesize

    488KB

  • memory/2280-0-0x0000000000910000-0x00000000009B8000-memory.dmp

    Filesize

    672KB

  • memory/2920-8-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2920-12-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2920-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2920-13-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2920-16-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2920-18-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2920-20-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2920-22-0x0000000074B90000-0x000000007527E000-memory.dmp

    Filesize

    6.9MB

  • memory/2920-10-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2920-23-0x0000000074B90000-0x000000007527E000-memory.dmp

    Filesize

    6.9MB