Analysis

  • max time kernel
    142s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/11/2023, 10:13

General

  • Target

    PO-32221126.exe

  • Size

    680KB

  • MD5

    85b21b780b5d3c51ca50a44e81d36429

  • SHA1

    90c219c7ac7e8f0ccdf2e6ed725272b1b486c026

  • SHA256

    4ac2605c528602e4762b48ea363f41702341d183d311b292824d66545f28d2c2

  • SHA512

    ae1ed364ab9240f6b69aac59e7c1817b7fbbd208a34adbe3aef13ca8e151104c3a7f5ac8bdd10c6a8eb13c77ddc2a5b5a92b38c2fb7af0d44d2350ff8dff6ba8

  • SSDEEP

    12288:ZJoaG5ISZV6LQ4Lg4G5NaxSqrg8OyV2cQ6N2REpocLQ/UUzcJ:E5ZZV6E4PG5AxSiu5s2R4Q/xg

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 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\PO-32221126.exe
    "C:\Users\Admin\AppData\Local\Temp\PO-32221126.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:384
    • C:\Users\Admin\AppData\Local\Temp\PO-32221126.exe
      "C:\Users\Admin\AppData\Local\Temp\PO-32221126.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4784

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO-32221126.exe.log

          Filesize

          1KB

          MD5

          8ec831f3e3a3f77e4a7b9cd32b48384c

          SHA1

          d83f09fd87c5bd86e045873c231c14836e76a05c

          SHA256

          7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

          SHA512

          26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

        • memory/384-10-0x0000000005D30000-0x0000000005D3A000-memory.dmp

          Filesize

          40KB

        • memory/384-12-0x0000000008600000-0x000000000869C000-memory.dmp

          Filesize

          624KB

        • memory/384-3-0x0000000004B60000-0x0000000004BF2000-memory.dmp

          Filesize

          584KB

        • memory/384-4-0x0000000004B20000-0x0000000004B30000-memory.dmp

          Filesize

          64KB

        • memory/384-5-0x0000000004CF0000-0x0000000004CFA000-memory.dmp

          Filesize

          40KB

        • memory/384-6-0x0000000004DA0000-0x0000000004DB0000-memory.dmp

          Filesize

          64KB

        • memory/384-7-0x0000000074CD0000-0x0000000075480000-memory.dmp

          Filesize

          7.7MB

        • memory/384-8-0x0000000004B20000-0x0000000004B30000-memory.dmp

          Filesize

          64KB

        • memory/384-9-0x0000000005D20000-0x0000000005D26000-memory.dmp

          Filesize

          24KB

        • memory/384-16-0x0000000074CD0000-0x0000000075480000-memory.dmp

          Filesize

          7.7MB

        • memory/384-2-0x0000000005070000-0x0000000005614000-memory.dmp

          Filesize

          5.6MB

        • memory/384-11-0x0000000005FB0000-0x000000000601A000-memory.dmp

          Filesize

          424KB

        • memory/384-1-0x0000000074CD0000-0x0000000075480000-memory.dmp

          Filesize

          7.7MB

        • memory/384-0-0x00000000000A0000-0x0000000000150000-memory.dmp

          Filesize

          704KB

        • memory/4784-17-0x0000000074CD0000-0x0000000075480000-memory.dmp

          Filesize

          7.7MB

        • memory/4784-13-0x0000000000400000-0x0000000000430000-memory.dmp

          Filesize

          192KB

        • memory/4784-18-0x0000000005340000-0x0000000005350000-memory.dmp

          Filesize

          64KB

        • memory/4784-19-0x00000000050C0000-0x0000000005126000-memory.dmp

          Filesize

          408KB

        • memory/4784-20-0x0000000005EE0000-0x0000000005F30000-memory.dmp

          Filesize

          320KB

        • memory/4784-21-0x0000000006100000-0x00000000062C2000-memory.dmp

          Filesize

          1.8MB

        • memory/4784-22-0x0000000074CD0000-0x0000000075480000-memory.dmp

          Filesize

          7.7MB

        • memory/4784-23-0x0000000005340000-0x0000000005350000-memory.dmp

          Filesize

          64KB