Analysis

  • max time kernel
    112s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-12-2023 13:55

General

  • Target

    PO- 220125.exe

  • Size

    704KB

  • MD5

    69289c485bc7a0cdf1d4d64e24300196

  • SHA1

    b481c4e2aeb1d6c9ea6e472dab01fa67445598d9

  • SHA256

    e47231e1941487788c99975572fc9fdeb6a4948ce8cebde1e3def61ce628fce5

  • SHA512

    4fee88e60b40dc6e42918c6a548f64467639764848fbe424a75db057f0d3634a99f3b939f9665a95ffae8a25e1d89087e6dcb53a431554c9259c85680b97a2f6

  • SSDEEP

    12288:R1GHhkZ5+YGvoW7tPOipAfGbrTB4ze5FEXjfQ7xoL6h2Z:DeK/9G9EipWGbrIezEXjY7qL6h2Z

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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 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\PO- 220125.exe
    "C:\Users\Admin\AppData\Local\Temp\PO- 220125.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1736
    • C:\Users\Admin\AppData\Local\Temp\PO- 220125.exe
      "C:\Users\Admin\AppData\Local\Temp\PO- 220125.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3840

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO- 220125.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/1736-10-0x00000000078F0000-0x000000000795A000-memory.dmp

    Filesize

    424KB

  • memory/1736-3-0x0000000004D40000-0x0000000004DD2000-memory.dmp

    Filesize

    584KB

  • memory/1736-11-0x000000000A040000-0x000000000A0DC000-memory.dmp

    Filesize

    624KB

  • memory/1736-4-0x0000000004EF0000-0x0000000004F00000-memory.dmp

    Filesize

    64KB

  • memory/1736-5-0x0000000004CD0000-0x0000000004CDA000-memory.dmp

    Filesize

    40KB

  • memory/1736-6-0x0000000005230000-0x000000000524A000-memory.dmp

    Filesize

    104KB

  • memory/1736-7-0x0000000074FC0000-0x0000000075770000-memory.dmp

    Filesize

    7.7MB

  • memory/1736-8-0x0000000006090000-0x0000000006098000-memory.dmp

    Filesize

    32KB

  • memory/1736-1-0x0000000000210000-0x00000000002C6000-memory.dmp

    Filesize

    728KB

  • memory/1736-0-0x0000000074FC0000-0x0000000075770000-memory.dmp

    Filesize

    7.7MB

  • memory/1736-17-0x0000000074FC0000-0x0000000075770000-memory.dmp

    Filesize

    7.7MB

  • memory/1736-2-0x0000000005250000-0x00000000057F4000-memory.dmp

    Filesize

    5.6MB

  • memory/1736-9-0x00000000060B0000-0x00000000060BA000-memory.dmp

    Filesize

    40KB

  • memory/1736-15-0x0000000004EF0000-0x0000000004F00000-memory.dmp

    Filesize

    64KB

  • memory/3840-16-0x0000000074FC0000-0x0000000075770000-memory.dmp

    Filesize

    7.7MB

  • memory/3840-23-0x0000000005940000-0x0000000005950000-memory.dmp

    Filesize

    64KB

  • memory/3840-18-0x0000000005940000-0x0000000005950000-memory.dmp

    Filesize

    64KB

  • memory/3840-19-0x0000000005950000-0x00000000059B6000-memory.dmp

    Filesize

    408KB

  • memory/3840-20-0x0000000006DE0000-0x0000000006E30000-memory.dmp

    Filesize

    320KB

  • memory/3840-21-0x0000000007000000-0x00000000071C2000-memory.dmp

    Filesize

    1.8MB

  • memory/3840-22-0x0000000074FC0000-0x0000000075770000-memory.dmp

    Filesize

    7.7MB

  • memory/3840-12-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB