Analysis

  • max time kernel
    143s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-12-2023 11:19

General

  • Target

    SecuriteInfo.com.Win32.PWSX-gen.16333.23989.exe

  • Size

    854KB

  • MD5

    f1c29a78359e767adbd42221ba8b7b56

  • SHA1

    4e58abe556bb71a5596fb9e5b098028e8acdce69

  • SHA256

    e9cbd624aa2f7a22f007f7bb3c9a3e9ffb857a80db1a10427d5b8ec50244871b

  • SHA512

    e16e6a7ea1a78a5fdcd592a7bb7206c297114b342dc53a789eed32989de4347ea8445920099eb065fdd151aabce42715590c0f872f211875cbeaad837f360b8f

  • SSDEEP

    12288:ZCueH5qPLOZRIiD013VVAcXVhRzozvIjfOcr7UVIZg4+K:oqPqZRjD2foATV3UeOFK

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.sarahfoils.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Scalatica01

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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.16333.23989.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.16333.23989.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3752
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.16333.23989.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.16333.23989.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:644
  • C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
    1⤵
      PID:3888
    • C:\Windows\System32\svchost.exe
      C:\Windows\System32\svchost.exe -k UnistackSvcGroup
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:864

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SecuriteInfo.com.Win32.PWSX-gen.16333.23989.exe.log

      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • memory/644-19-0x00000000749A0000-0x0000000075150000-memory.dmp

      Filesize

      7.7MB

    • memory/644-15-0x0000000005770000-0x0000000005780000-memory.dmp

      Filesize

      64KB

    • memory/644-14-0x00000000749A0000-0x0000000075150000-memory.dmp

      Filesize

      7.7MB

    • memory/644-20-0x0000000005770000-0x0000000005780000-memory.dmp

      Filesize

      64KB

    • memory/644-18-0x00000000067F0000-0x0000000006840000-memory.dmp

      Filesize

      320KB

    • memory/644-17-0x0000000005A00000-0x0000000005A66000-memory.dmp

      Filesize

      408KB

    • memory/644-11-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/864-21-0x0000017274B80000-0x0000017274B90000-memory.dmp

      Filesize

      64KB

    • memory/864-37-0x0000017274C80000-0x0000017274C90000-memory.dmp

      Filesize

      64KB

    • memory/864-57-0x000001727D130000-0x000001727D131000-memory.dmp

      Filesize

      4KB

    • memory/864-56-0x000001727D020000-0x000001727D021000-memory.dmp

      Filesize

      4KB

    • memory/864-55-0x000001727D020000-0x000001727D021000-memory.dmp

      Filesize

      4KB

    • memory/864-53-0x000001727CFF0000-0x000001727CFF1000-memory.dmp

      Filesize

      4KB

    • memory/3752-3-0x0000000005390000-0x0000000005422000-memory.dmp

      Filesize

      584KB

    • memory/3752-8-0x0000000005880000-0x000000000588A000-memory.dmp

      Filesize

      40KB

    • memory/3752-6-0x0000000005580000-0x000000000559A000-memory.dmp

      Filesize

      104KB

    • memory/3752-16-0x00000000749A0000-0x0000000075150000-memory.dmp

      Filesize

      7.7MB

    • memory/3752-0-0x0000000000860000-0x000000000093C000-memory.dmp

      Filesize

      880KB

    • memory/3752-4-0x00000000052C0000-0x00000000052D0000-memory.dmp

      Filesize

      64KB

    • memory/3752-2-0x00000000058A0000-0x0000000005E44000-memory.dmp

      Filesize

      5.6MB

    • memory/3752-5-0x0000000005310000-0x000000000531A000-memory.dmp

      Filesize

      40KB

    • memory/3752-9-0x0000000006BC0000-0x0000000006C3A000-memory.dmp

      Filesize

      488KB

    • memory/3752-1-0x00000000749A0000-0x0000000075150000-memory.dmp

      Filesize

      7.7MB

    • memory/3752-7-0x0000000005870000-0x0000000005878000-memory.dmp

      Filesize

      32KB

    • memory/3752-10-0x0000000009180000-0x000000000921C000-memory.dmp

      Filesize

      624KB