Analysis

  • max time kernel
    146s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/09/2023, 18:36

General

  • Target

    3b6a3c3e882e95192ca46c020d2651800671e59816eb9aa0cef15cabdbfebfe7_JC.exe

  • Size

    680KB

  • MD5

    aa8c14edf65d09f549ac88306d2e8610

  • SHA1

    b776503f9b3669b29e825e196005a3689845c823

  • SHA256

    3b6a3c3e882e95192ca46c020d2651800671e59816eb9aa0cef15cabdbfebfe7

  • SHA512

    2f5c50ad4196b9bee64c3323a72349d47dd761d4969a2369f92f0eddb700ac051cd4afa357346f31f6558961574a21a99973a10b61fba808106f1bbedbc1903d

  • SSDEEP

    12288:iI2iNV1Uig+qH/WmGl1Pff2dGV2IGIjknt1cwBLsDz3M+xu:D1bhWHexHn2d62Iz2cvLM

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    cp5ua.hyperhost.ua
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    7213575aceACE@#$

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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3b6a3c3e882e95192ca46c020d2651800671e59816eb9aa0cef15cabdbfebfe7_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\3b6a3c3e882e95192ca46c020d2651800671e59816eb9aa0cef15cabdbfebfe7_JC.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4916
    • C:\Users\Admin\AppData\Local\Temp\3b6a3c3e882e95192ca46c020d2651800671e59816eb9aa0cef15cabdbfebfe7_JC.exe
      "C:\Users\Admin\AppData\Local\Temp\3b6a3c3e882e95192ca46c020d2651800671e59816eb9aa0cef15cabdbfebfe7_JC.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2364

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\3b6a3c3e882e95192ca46c020d2651800671e59816eb9aa0cef15cabdbfebfe7_JC.exe.log

          Filesize

          1KB

          MD5

          8ec831f3e3a3f77e4a7b9cd32b48384c

          SHA1

          d83f09fd87c5bd86e045873c231c14836e76a05c

          SHA256

          7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

          SHA512

          26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

        • memory/2364-12-0x0000000000400000-0x0000000000444000-memory.dmp

          Filesize

          272KB

        • memory/2364-21-0x0000000005710000-0x0000000005720000-memory.dmp

          Filesize

          64KB

        • memory/2364-20-0x0000000074450000-0x0000000074C00000-memory.dmp

          Filesize

          7.7MB

        • memory/2364-19-0x0000000006590000-0x00000000065E0000-memory.dmp

          Filesize

          320KB

        • memory/2364-18-0x0000000005910000-0x0000000005976000-memory.dmp

          Filesize

          408KB

        • memory/2364-17-0x0000000005710000-0x0000000005720000-memory.dmp

          Filesize

          64KB

        • memory/2364-15-0x0000000074450000-0x0000000074C00000-memory.dmp

          Filesize

          7.7MB

        • memory/4916-10-0x000000000A960000-0x000000000A9DE000-memory.dmp

          Filesize

          504KB

        • memory/4916-9-0x0000000005B30000-0x0000000005B3A000-memory.dmp

          Filesize

          40KB

        • memory/4916-0-0x0000000000C40000-0x0000000000CF0000-memory.dmp

          Filesize

          704KB

        • memory/4916-11-0x0000000009460000-0x00000000094FC000-memory.dmp

          Filesize

          624KB

        • memory/4916-8-0x0000000005990000-0x00000000059A0000-memory.dmp

          Filesize

          64KB

        • memory/4916-7-0x0000000074450000-0x0000000074C00000-memory.dmp

          Filesize

          7.7MB

        • memory/4916-6-0x0000000005AB0000-0x0000000005AC8000-memory.dmp

          Filesize

          96KB

        • memory/4916-16-0x0000000074450000-0x0000000074C00000-memory.dmp

          Filesize

          7.7MB

        • memory/4916-5-0x0000000005880000-0x000000000588A000-memory.dmp

          Filesize

          40KB

        • memory/4916-4-0x0000000005990000-0x00000000059A0000-memory.dmp

          Filesize

          64KB

        • memory/4916-3-0x0000000005770000-0x0000000005802000-memory.dmp

          Filesize

          584KB

        • memory/4916-2-0x0000000005D20000-0x00000000062C4000-memory.dmp

          Filesize

          5.6MB

        • memory/4916-1-0x0000000074450000-0x0000000074C00000-memory.dmp

          Filesize

          7.7MB