Analysis

  • max time kernel
    122s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    27-03-2024 02:17

General

  • Target

    1f46588b3fcef988326ff0ed41ef3fdc9884ed468ff6740d6781122b3c3bd845.exe

  • Size

    714KB

  • MD5

    35dec616c5a8f0a6bca68bee80f613a6

  • SHA1

    bc3c5900c9bb09215e8551239c29829f042de4c2

  • SHA256

    1f46588b3fcef988326ff0ed41ef3fdc9884ed468ff6740d6781122b3c3bd845

  • SHA512

    2def9f446ece08faf0728ed29e21377472232d7c8489bf759347af3a98b3796d808fd694a4e6621ba4d5beca7ff61ae41e973a278483b0bbae9f619958fe778b

  • SSDEEP

    12288:8CLO1a5WMNFM/ecquaydMAi29cGTw3K4vr0WHvKHNzNJ5l:DLOvwsU768vkzb5

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.scootero.cl
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Dangote1235$

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1f46588b3fcef988326ff0ed41ef3fdc9884ed468ff6740d6781122b3c3bd845.exe
    "C:\Users\Admin\AppData\Local\Temp\1f46588b3fcef988326ff0ed41ef3fdc9884ed468ff6740d6781122b3c3bd845.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2652
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\qHaIsUkesNTEEj.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2096
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\qHaIsUkesNTEEj" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBA1B.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2632
    • C:\Users\Admin\AppData\Local\Temp\1f46588b3fcef988326ff0ed41ef3fdc9884ed468ff6740d6781122b3c3bd845.exe
      "C:\Users\Admin\AppData\Local\Temp\1f46588b3fcef988326ff0ed41ef3fdc9884ed468ff6740d6781122b3c3bd845.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2544

Network

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

4
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpBA1B.tmp
    Filesize

    1KB

    MD5

    48f745781ba37d2817c93588bf943b1d

    SHA1

    7719518927b2d7f0464e34a4f357bc5f01a348d1

    SHA256

    0a1950f9e550957f5727891211456c6b2f3582a62667eafc1909328c64a5f133

    SHA512

    cb0368d6515ae2d3951e13b197220cc0b1371e773f953dde211bf9851317492e896d12e2e32cd2bfad69cbe3ea2dd949af546640e2599b8d7862a1bb61699a28

  • memory/2096-28-0x000000006F0A0000-0x000000006F64B000-memory.dmp
    Filesize

    5.7MB

  • memory/2096-29-0x000000006F0A0000-0x000000006F64B000-memory.dmp
    Filesize

    5.7MB

  • memory/2096-31-0x000000006F0A0000-0x000000006F64B000-memory.dmp
    Filesize

    5.7MB

  • memory/2096-30-0x00000000020A0000-0x00000000020E0000-memory.dmp
    Filesize

    256KB

  • memory/2544-33-0x0000000004910000-0x0000000004950000-memory.dmp
    Filesize

    256KB

  • memory/2544-25-0x0000000004910000-0x0000000004950000-memory.dmp
    Filesize

    256KB

  • memory/2544-11-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2544-12-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2544-13-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2544-18-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2544-32-0x0000000073F60000-0x000000007464E000-memory.dmp
    Filesize

    6.9MB

  • memory/2544-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/2544-14-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2544-20-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2544-23-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2544-24-0x0000000073F60000-0x000000007464E000-memory.dmp
    Filesize

    6.9MB

  • memory/2652-22-0x0000000073FE0000-0x00000000746CE000-memory.dmp
    Filesize

    6.9MB

  • memory/2652-0-0x0000000000F00000-0x0000000000FB8000-memory.dmp
    Filesize

    736KB

  • memory/2652-5-0x0000000005220000-0x00000000052A4000-memory.dmp
    Filesize

    528KB

  • memory/2652-4-0x0000000000900000-0x000000000090C000-memory.dmp
    Filesize

    48KB

  • memory/2652-2-0x0000000004EB0000-0x0000000004EF0000-memory.dmp
    Filesize

    256KB

  • memory/2652-3-0x00000000003A0000-0x00000000003B2000-memory.dmp
    Filesize

    72KB

  • memory/2652-1-0x0000000073FE0000-0x00000000746CE000-memory.dmp
    Filesize

    6.9MB