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Analysis

  • max time kernel
    93s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/10/2024, 14:13

General

  • Target

    c30bcd2377714775a591adfba9ffcbc833f646bf9669829acf1d0dd0c07e030d.exe

  • Size

    839KB

  • MD5

    6b3c9905a887738779a9ac6e14eabddd

  • SHA1

    fe00a2058fd00f6a8f11472e48073fb0e5c5be35

  • SHA256

    c30bcd2377714775a591adfba9ffcbc833f646bf9669829acf1d0dd0c07e030d

  • SHA512

    4b626302fdc39d9be2fa27b3faad830ae1be181aa9eb7e2c00d41cf36d23c2505c4fd91b72b535967c7796dd452787f47172c66689b3370ebf36640ff7da5ed1

  • SSDEEP

    12288:e3cJZKfMy25ogxdyVzR1xF8SWSHZAEdEXmWqFg27d7Q0f1PFxtuU9srM6P7r9r/q:e3cs0zxcVzRXPNHZEWRxV3f37wI61q

Malware Config

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 3 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).

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 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\c30bcd2377714775a591adfba9ffcbc833f646bf9669829acf1d0dd0c07e030d.exe
    "C:\Users\Admin\AppData\Local\Temp\c30bcd2377714775a591adfba9ffcbc833f646bf9669829acf1d0dd0c07e030d.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4052
    • 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\c30bcd2377714775a591adfba9ffcbc833f646bf9669829acf1d0dd0c07e030d.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2784
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\zAvKqdR.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2888
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zAvKqdR" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAE9F.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1820
    • C:\Users\Admin\AppData\Local\Temp\c30bcd2377714775a591adfba9ffcbc833f646bf9669829acf1d0dd0c07e030d.exe
      "C:\Users\Admin\AppData\Local\Temp\c30bcd2377714775a591adfba9ffcbc833f646bf9669829acf1d0dd0c07e030d.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4196

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    18KB

    MD5

    58da9ab07e20500a8098c3b640e77032

    SHA1

    90e90016bed5d782990310ab4ef234c37949481e

    SHA256

    b2d2fdf6dc807e61011df83bdfeeb7abb2979cf77fd747fea235a6fabb1e6003

    SHA512

    88bec3d035714567989a15ca80b7864a802decdcb6ce676e2d592216758690d753c679978cf2451249de90e9d9b1161f26dc3ac64a449789aab9892df28798b5

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5vdfwete.jlr.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpAE9F.tmp

    Filesize

    1KB

    MD5

    31ff0b081bfdb88a3cc333b907e99356

    SHA1

    2df6aeb03737884d7f7ae3f4e1c4f1d87e3e0c0b

    SHA256

    5a631ecd6ad86c2922136631930dd4d1e58710863af4878cebf94535e2454c75

    SHA512

    b2630ec296c7c00b221c42cde449d60e5ebe4bf368e0ebf56d4ea1030fd0abba354714668380ed1a4f1c7593773dc64ad14dc3ee1b5410e42dc97e3b30423f89

  • memory/2784-76-0x0000000007620000-0x000000000763A000-memory.dmp

    Filesize

    104KB

  • memory/2784-19-0x0000000075210000-0x00000000759C0000-memory.dmp

    Filesize

    7.7MB

  • memory/2784-89-0x0000000075210000-0x00000000759C0000-memory.dmp

    Filesize

    7.7MB

  • memory/2784-83-0x0000000007940000-0x0000000007948000-memory.dmp

    Filesize

    32KB

  • memory/2784-82-0x0000000007960000-0x000000000797A000-memory.dmp

    Filesize

    104KB

  • memory/2784-79-0x0000000007820000-0x0000000007831000-memory.dmp

    Filesize

    68KB

  • memory/2784-78-0x00000000078A0000-0x0000000007936000-memory.dmp

    Filesize

    600KB

  • memory/2784-77-0x0000000007690000-0x000000000769A000-memory.dmp

    Filesize

    40KB

  • memory/2784-75-0x0000000007C70000-0x00000000082EA000-memory.dmp

    Filesize

    6.5MB

  • memory/2784-16-0x0000000004D90000-0x0000000004DC6000-memory.dmp

    Filesize

    216KB

  • memory/2784-17-0x0000000075210000-0x00000000759C0000-memory.dmp

    Filesize

    7.7MB

  • memory/2784-18-0x0000000005400000-0x0000000005A28000-memory.dmp

    Filesize

    6.2MB

  • memory/2784-22-0x0000000005360000-0x00000000053C6000-memory.dmp

    Filesize

    408KB

  • memory/2784-64-0x00000000719B0000-0x00000000719FC000-memory.dmp

    Filesize

    304KB

  • memory/2784-20-0x0000000005250000-0x0000000005272000-memory.dmp

    Filesize

    136KB

  • memory/2784-51-0x0000000006380000-0x00000000063CC000-memory.dmp

    Filesize

    304KB

  • memory/2784-50-0x00000000062E0000-0x00000000062FE000-memory.dmp

    Filesize

    120KB

  • memory/2784-23-0x0000000005D00000-0x0000000006054000-memory.dmp

    Filesize

    3.3MB

  • memory/2784-24-0x0000000075210000-0x00000000759C0000-memory.dmp

    Filesize

    7.7MB

  • memory/2784-21-0x00000000052F0000-0x0000000005356000-memory.dmp

    Filesize

    408KB

  • memory/2888-74-0x00000000071D0000-0x0000000007273000-memory.dmp

    Filesize

    652KB

  • memory/2888-45-0x0000000075210000-0x00000000759C0000-memory.dmp

    Filesize

    7.7MB

  • memory/2888-88-0x0000000075210000-0x00000000759C0000-memory.dmp

    Filesize

    7.7MB

  • memory/2888-46-0x0000000075210000-0x00000000759C0000-memory.dmp

    Filesize

    7.7MB

  • memory/2888-35-0x0000000075210000-0x00000000759C0000-memory.dmp

    Filesize

    7.7MB

  • memory/2888-81-0x0000000007560000-0x0000000007574000-memory.dmp

    Filesize

    80KB

  • memory/2888-80-0x0000000007550000-0x000000000755E000-memory.dmp

    Filesize

    56KB

  • memory/2888-53-0x00000000719B0000-0x00000000719FC000-memory.dmp

    Filesize

    304KB

  • memory/2888-52-0x0000000007180000-0x00000000071B2000-memory.dmp

    Filesize

    200KB

  • memory/2888-63-0x0000000007160000-0x000000000717E000-memory.dmp

    Filesize

    120KB

  • memory/4052-1-0x0000000000950000-0x0000000000A28000-memory.dmp

    Filesize

    864KB

  • memory/4052-0-0x000000007521E000-0x000000007521F000-memory.dmp

    Filesize

    4KB

  • memory/4052-49-0x0000000075210000-0x00000000759C0000-memory.dmp

    Filesize

    7.7MB

  • memory/4052-5-0x00000000055D0000-0x00000000055DA000-memory.dmp

    Filesize

    40KB

  • memory/4052-10-0x0000000006E30000-0x0000000006EB2000-memory.dmp

    Filesize

    520KB

  • memory/4052-9-0x0000000075210000-0x00000000759C0000-memory.dmp

    Filesize

    7.7MB

  • memory/4052-8-0x000000007521E000-0x000000007521F000-memory.dmp

    Filesize

    4KB

  • memory/4052-2-0x0000000005AC0000-0x0000000006064000-memory.dmp

    Filesize

    5.6MB

  • memory/4052-3-0x0000000005510000-0x00000000055A2000-memory.dmp

    Filesize

    584KB

  • memory/4052-7-0x0000000006E00000-0x0000000006E10000-memory.dmp

    Filesize

    64KB

  • memory/4052-6-0x0000000006A50000-0x0000000006AEE000-memory.dmp

    Filesize

    632KB

  • memory/4052-11-0x0000000009420000-0x00000000094BC000-memory.dmp

    Filesize

    624KB

  • memory/4052-4-0x0000000075210000-0x00000000759C0000-memory.dmp

    Filesize

    7.7MB

  • memory/4196-47-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/4196-90-0x00000000065F0000-0x0000000006640000-memory.dmp

    Filesize

    320KB