Analysis

  • max time kernel
    94s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-09-2024 10:11

General

  • Target

    Plaston New PO 067476.exe

  • Size

    994KB

  • MD5

    d30bb9df615a8d1661f843d426ff40eb

  • SHA1

    4344e695b5f65917dc68f241ecde4b99cf25d930

  • SHA256

    b54ee7375e7ea979d16b76f183aaaccfa49681e2bd748ffca202fde9cf823346

  • SHA512

    44963c4b52eebb7c07d8cd9b2766faccc045dea166c76a479cdccbba06a9dc1a5b4be1003daed93b72f64f848497c3ae57be99501aa11d4569b30b7e7e26706c

  • SSDEEP

    24576:OeTLGMbsHwgKQuF/WaW+Bsfvuo+YZSU11q:ONHQqDt+BcGodZSf

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • 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.

  • 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 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Plaston New PO 067476.exe
    "C:\Users\Admin\AppData\Local\Temp\Plaston New PO 067476.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:436
    • 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\Plaston New PO 067476.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4964
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\hXWRsfvO.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2260
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hXWRsfvO" /XML "C:\Users\Admin\AppData\Local\Temp\tmp37C4.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1368
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:244

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    2KB

    MD5

    968cb9309758126772781b83adb8a28f

    SHA1

    8da30e71accf186b2ba11da1797cf67f8f78b47c

    SHA256

    92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

    SHA512

    4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

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

    Filesize

    18KB

    MD5

    301a783b7100ee494ea645291c7bd4ca

    SHA1

    0d2a00e76106a7291aeaf5a14b090590e8dd4049

    SHA256

    9c55b256d3e80b594c51123dc694e8398d8fcedc1b4ccbe455efd70dc91db525

    SHA512

    f3a578bf041a7fa053ad39e85394bfed97e91471e1e276fd0907ca4099ebd4de047120df55c620315cfbc2618e8690a71f78e4613dfdd97578180126739e6c1b

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_cze4zlsp.bzl.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp37C4.tmp

    Filesize

    1KB

    MD5

    8df74b4e908e12a6fef96e8e34c6f6da

    SHA1

    ce4df495fd9a21e4f066dfe18fed66153e7f31fa

    SHA256

    25b5fdfce89d1d15554cf8795587be75c6c57f7ae3313731a4cc2379cc8d4b96

    SHA512

    065291ea5e06507dd2048cfc473c28127e508a76107a0953135586010be9ca788ca525e56658199ff127f6e06b06edfdf48963b3cb774638b74946da0d8367d3

  • memory/244-37-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/244-88-0x0000000005E20000-0x0000000005E70000-memory.dmp

    Filesize

    320KB

  • memory/436-4-0x0000000005830000-0x000000000583A000-memory.dmp

    Filesize

    40KB

  • memory/436-7-0x000000007524E000-0x000000007524F000-memory.dmp

    Filesize

    4KB

  • memory/436-8-0x0000000075240000-0x00000000759F0000-memory.dmp

    Filesize

    7.7MB

  • memory/436-9-0x00000000071A0000-0x0000000007222000-memory.dmp

    Filesize

    520KB

  • memory/436-10-0x0000000009770000-0x000000000980C000-memory.dmp

    Filesize

    624KB

  • memory/436-6-0x0000000005DE0000-0x0000000005DF0000-memory.dmp

    Filesize

    64KB

  • memory/436-5-0x0000000075240000-0x00000000759F0000-memory.dmp

    Filesize

    7.7MB

  • memory/436-3-0x0000000005860000-0x00000000058F2000-memory.dmp

    Filesize

    584KB

  • memory/436-0-0x000000007524E000-0x000000007524F000-memory.dmp

    Filesize

    4KB

  • memory/436-50-0x0000000075240000-0x00000000759F0000-memory.dmp

    Filesize

    7.7MB

  • memory/436-2-0x0000000005E10000-0x00000000063B4000-memory.dmp

    Filesize

    5.6MB

  • memory/436-1-0x0000000000D70000-0x0000000000E6E000-memory.dmp

    Filesize

    1016KB

  • memory/2260-76-0x0000000007AB0000-0x0000000007ABA000-memory.dmp

    Filesize

    40KB

  • memory/2260-64-0x0000000008080000-0x00000000086FA000-memory.dmp

    Filesize

    6.5MB

  • memory/2260-89-0x0000000075240000-0x00000000759F0000-memory.dmp

    Filesize

    7.7MB

  • memory/2260-81-0x0000000007DA0000-0x0000000007DBA000-memory.dmp

    Filesize

    104KB

  • memory/2260-23-0x0000000075240000-0x00000000759F0000-memory.dmp

    Filesize

    7.7MB

  • memory/2260-35-0x0000000075240000-0x00000000759F0000-memory.dmp

    Filesize

    7.7MB

  • memory/2260-36-0x0000000075240000-0x00000000759F0000-memory.dmp

    Filesize

    7.7MB

  • memory/2260-79-0x0000000007C90000-0x0000000007C9E000-memory.dmp

    Filesize

    56KB

  • memory/2260-47-0x0000000006720000-0x000000000673E000-memory.dmp

    Filesize

    120KB

  • memory/2260-49-0x00000000067F0000-0x000000000683C000-memory.dmp

    Filesize

    304KB

  • memory/2260-78-0x0000000007C60000-0x0000000007C71000-memory.dmp

    Filesize

    68KB

  • memory/2260-62-0x0000000006D10000-0x0000000006D2E000-memory.dmp

    Filesize

    120KB

  • memory/2260-63-0x0000000007910000-0x00000000079B3000-memory.dmp

    Filesize

    652KB

  • memory/2260-52-0x00000000707C0000-0x000000007080C000-memory.dmp

    Filesize

    304KB

  • memory/2260-51-0x0000000006CD0000-0x0000000006D02000-memory.dmp

    Filesize

    200KB

  • memory/2260-77-0x0000000007CC0000-0x0000000007D56000-memory.dmp

    Filesize

    600KB

  • memory/2260-65-0x0000000007A40000-0x0000000007A5A000-memory.dmp

    Filesize

    104KB

  • memory/4964-30-0x0000000005A10000-0x0000000005D64000-memory.dmp

    Filesize

    3.3MB

  • memory/4964-18-0x0000000075240000-0x00000000759F0000-memory.dmp

    Filesize

    7.7MB

  • memory/4964-20-0x0000000005080000-0x00000000050A2000-memory.dmp

    Filesize

    136KB

  • memory/4964-19-0x0000000075240000-0x00000000759F0000-memory.dmp

    Filesize

    7.7MB

  • memory/4964-21-0x0000000005120000-0x0000000005186000-memory.dmp

    Filesize

    408KB

  • memory/4964-80-0x00000000075B0000-0x00000000075C4000-memory.dmp

    Filesize

    80KB

  • memory/4964-66-0x00000000707C0000-0x000000007080C000-memory.dmp

    Filesize

    304KB

  • memory/4964-82-0x0000000007690000-0x0000000007698000-memory.dmp

    Filesize

    32KB

  • memory/4964-17-0x0000000075240000-0x00000000759F0000-memory.dmp

    Filesize

    7.7MB

  • memory/4964-16-0x00000000051F0000-0x0000000005818000-memory.dmp

    Filesize

    6.2MB

  • memory/4964-15-0x0000000002740000-0x0000000002776000-memory.dmp

    Filesize

    216KB

  • memory/4964-22-0x0000000005820000-0x0000000005886000-memory.dmp

    Filesize

    408KB

  • memory/4964-90-0x0000000075240000-0x00000000759F0000-memory.dmp

    Filesize

    7.7MB