Analysis

  • max time kernel
    120s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-06-2024 02:07

General

  • Target

    3c6d4b1f44029528b67277bee75b7936c38481dcdcef4d4f383e7b467d017cc2.exe

  • Size

    753KB

  • MD5

    a10c303687dbfa01a1cde1e2d12c35dc

  • SHA1

    07267b76c33231918f45dc6c2c5a068dd45a8d89

  • SHA256

    3c6d4b1f44029528b67277bee75b7936c38481dcdcef4d4f383e7b467d017cc2

  • SHA512

    787eae41edb11779c5cc57abe134614989a1c394ad448d7a450025f5c282e075a7b51ba81aebaa3123ceb158197ac2895a8f99488977b114db66300af5b88693

  • SSDEEP

    12288:qefJd3r5WDJYkOsDfZxYOZCpWdJ9HIT5C//mL4F3Q9ytW0avehK8EACR5leZlN:xfX3Ne/Oo3ZxdYL4F3K0zhKZA+er

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.commtechtrading.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ;elP@ho2Np 7[

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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.

  • 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 WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3c6d4b1f44029528b67277bee75b7936c38481dcdcef4d4f383e7b467d017cc2.exe
    "C:\Users\Admin\AppData\Local\Temp\3c6d4b1f44029528b67277bee75b7936c38481dcdcef4d4f383e7b467d017cc2.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:464
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\3c6d4b1f44029528b67277bee75b7936c38481dcdcef4d4f383e7b467d017cc2.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5000
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\NIOBaU.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2312
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NIOBaU" /XML "C:\Users\Admin\AppData\Local\Temp\tmp56AB.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4956
    • C:\Users\Admin\AppData\Local\Temp\3c6d4b1f44029528b67277bee75b7936c38481dcdcef4d4f383e7b467d017cc2.exe
      "C:\Users\Admin\AppData\Local\Temp\3c6d4b1f44029528b67277bee75b7936c38481dcdcef4d4f383e7b467d017cc2.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1268

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    18KB

    MD5

    a1fe0f27bd873f1f7317b724444483ea

    SHA1

    e29fd62b19ad8c35eca655c42e436904fcfd13d1

    SHA256

    b1e0f6a3ff5654f180985f85c3c86ccabe7015537903d846833ea52089263150

    SHA512

    4e483208e41996da848e624426fbe1f015882b51f182b03d6fd2c4483f58a927bfd0c0a8a241203d7b4dd1c0261832de064f6a9fb84f8852f1676e8351a2cd18

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qmtviny3.q14.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp56AB.tmp

    Filesize

    1KB

    MD5

    1090998018d59525dca6ab4153ba06a3

    SHA1

    88977e2ef0fa7c03b39862a2087eeb50c87ff710

    SHA256

    b95e8818ac672b7294e43df228d7719074367e7c35860f3e700b2ac0af7c222d

    SHA512

    b99eddf3b5472e68f436077af6cf855d441bf21bed20155f25df56ee8df46168ba992f582618f235ed2291f73b45de2ff4e435220a155a79bd2e07dd038b88bc

  • memory/464-8-0x0000000006990000-0x0000000006A12000-memory.dmp

    Filesize

    520KB

  • memory/464-5-0x0000000074540000-0x0000000074CF0000-memory.dmp

    Filesize

    7.7MB

  • memory/464-4-0x00000000055C0000-0x00000000055CA000-memory.dmp

    Filesize

    40KB

  • memory/464-6-0x0000000005A00000-0x0000000005A22000-memory.dmp

    Filesize

    136KB

  • memory/464-7-0x0000000002D90000-0x0000000002DA0000-memory.dmp

    Filesize

    64KB

  • memory/464-3-0x0000000005520000-0x00000000055B2000-memory.dmp

    Filesize

    584KB

  • memory/464-9-0x000000000D940000-0x000000000D9DC000-memory.dmp

    Filesize

    624KB

  • memory/464-2-0x0000000005A30000-0x0000000005FD4000-memory.dmp

    Filesize

    5.6MB

  • memory/464-0-0x000000007454E000-0x000000007454F000-memory.dmp

    Filesize

    4KB

  • memory/464-1-0x0000000000A50000-0x0000000000B12000-memory.dmp

    Filesize

    776KB

  • memory/464-46-0x0000000074540000-0x0000000074CF0000-memory.dmp

    Filesize

    7.7MB

  • memory/1268-86-0x0000000006730000-0x0000000006780000-memory.dmp

    Filesize

    320KB

  • memory/1268-35-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2312-73-0x0000000007090000-0x00000000070AA000-memory.dmp

    Filesize

    104KB

  • memory/2312-78-0x00000000072D0000-0x00000000072E4000-memory.dmp

    Filesize

    80KB

  • memory/2312-20-0x0000000074540000-0x0000000074CF0000-memory.dmp

    Filesize

    7.7MB

  • memory/2312-23-0x0000000004E50000-0x0000000004EB6000-memory.dmp

    Filesize

    408KB

  • memory/2312-84-0x0000000074540000-0x0000000074CF0000-memory.dmp

    Filesize

    7.7MB

  • memory/2312-40-0x0000000005720000-0x0000000005A74000-memory.dmp

    Filesize

    3.3MB

  • memory/2312-18-0x0000000074540000-0x0000000074CF0000-memory.dmp

    Filesize

    7.7MB

  • memory/2312-22-0x0000000004DB0000-0x0000000004DD2000-memory.dmp

    Filesize

    136KB

  • memory/2312-80-0x00000000073B0000-0x00000000073B8000-memory.dmp

    Filesize

    32KB

  • memory/2312-79-0x00000000073D0000-0x00000000073EA000-memory.dmp

    Filesize

    104KB

  • memory/2312-24-0x0000000004EC0000-0x0000000004F26000-memory.dmp

    Filesize

    408KB

  • memory/2312-62-0x0000000070CF0000-0x0000000070D3C000-memory.dmp

    Filesize

    304KB

  • memory/5000-76-0x0000000007D30000-0x0000000007D41000-memory.dmp

    Filesize

    68KB

  • memory/5000-72-0x0000000008170000-0x00000000087EA000-memory.dmp

    Filesize

    6.5MB

  • memory/5000-60-0x0000000007770000-0x000000000778E000-memory.dmp

    Filesize

    120KB

  • memory/5000-50-0x0000000070CF0000-0x0000000070D3C000-memory.dmp

    Filesize

    304KB

  • memory/5000-77-0x0000000007D60000-0x0000000007D6E000-memory.dmp

    Filesize

    56KB

  • memory/5000-16-0x0000000005A10000-0x0000000006038000-memory.dmp

    Filesize

    6.2MB

  • memory/5000-74-0x0000000007BA0000-0x0000000007BAA000-memory.dmp

    Filesize

    40KB

  • memory/5000-48-0x0000000006820000-0x000000000686C000-memory.dmp

    Filesize

    304KB

  • memory/5000-61-0x00000000079F0000-0x0000000007A93000-memory.dmp

    Filesize

    652KB

  • memory/5000-49-0x00000000077B0000-0x00000000077E2000-memory.dmp

    Filesize

    200KB

  • memory/5000-75-0x0000000007DB0000-0x0000000007E46000-memory.dmp

    Filesize

    600KB

  • memory/5000-47-0x00000000067E0000-0x00000000067FE000-memory.dmp

    Filesize

    120KB

  • memory/5000-17-0x0000000074540000-0x0000000074CF0000-memory.dmp

    Filesize

    7.7MB

  • memory/5000-15-0x0000000074540000-0x0000000074CF0000-memory.dmp

    Filesize

    7.7MB

  • memory/5000-19-0x0000000074540000-0x0000000074CF0000-memory.dmp

    Filesize

    7.7MB

  • memory/5000-85-0x0000000074540000-0x0000000074CF0000-memory.dmp

    Filesize

    7.7MB

  • memory/5000-14-0x0000000002F30000-0x0000000002F66000-memory.dmp

    Filesize

    216KB