Analysis

  • max time kernel
    134s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-09-2024 01:10

General

  • Target

    3d1e16dec7f88b3ccdf7197c64a6eea6a7d3599c12f34893d60012ffd61f15ce.exe

  • Size

    1.4MB

  • MD5

    7c89b48a2752a771eb6457fe2fea1d8e

  • SHA1

    afb602ef798b23f400fd3d474cb570aa781797c4

  • SHA256

    3d1e16dec7f88b3ccdf7197c64a6eea6a7d3599c12f34893d60012ffd61f15ce

  • SHA512

    9338a3817216563677573599d5dd3cacb4be084a2e46c77516d56a207ce7d8d06a376ea4be1a7863ffeb823ae803b891ef947cfb81d4813a52ce152038e97d48

  • SSDEEP

    24576:OnpUwegOzvr+8J97vsJRx1osJYWDaK9rB6hjscMmQV5IPiMtWb05UaaYy6nnjqKh:OCri8H7vsjx1V15B6xscMmY6ivQUNEjF

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 4 IoCs

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

  • Checks computer location settings 2 TTPs 2 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.

  • 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 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 9 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 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3d1e16dec7f88b3ccdf7197c64a6eea6a7d3599c12f34893d60012ffd61f15ce.exe
    "C:\Users\Admin\AppData\Local\Temp\3d1e16dec7f88b3ccdf7197c64a6eea6a7d3599c12f34893d60012ffd61f15ce.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:112
    • 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\3d1e16dec7f88b3ccdf7197c64a6eea6a7d3599c12f34893d60012ffd61f15ce.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1100
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\IbwIIBmUDWimTZ.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4156
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IbwIIBmUDWimTZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7BB3.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:880
    • C:\Users\Admin\AppData\Local\Temp\3d1e16dec7f88b3ccdf7197c64a6eea6a7d3599c12f34893d60012ffd61f15ce.exe
      "C:\Users\Admin\AppData\Local\Temp\3d1e16dec7f88b3ccdf7197c64a6eea6a7d3599c12f34893d60012ffd61f15ce.exe"
      2⤵
      • Checks computer location settings
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3880
      • 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\3d1e16dec7f88b3ccdf7197c64a6eea6a7d3599c12f34893d60012ffd61f15ce.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4536
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\wlBldyvi.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1924
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wlBldyvi" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB3DA.tmp"
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1476
      • C:\Users\Admin\AppData\Local\Temp\3d1e16dec7f88b3ccdf7197c64a6eea6a7d3599c12f34893d60012ffd61f15ce.exe
        "C:\Users\Admin\AppData\Local\Temp\3d1e16dec7f88b3ccdf7197c64a6eea6a7d3599c12f34893d60012ffd61f15ce.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4956
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4376,i,11708048364682646792,608099842549576907,262144 --variations-seed-version --mojo-platform-channel-handle=4392 /prefetch:8
    1⤵
      PID:4616

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\3d1e16dec7f88b3ccdf7197c64a6eea6a7d3599c12f34893d60012ffd61f15ce.exe.log

      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • 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

      fd9760be63c6784e64b35b9fe3c361dd

      SHA1

      074c6aa47c82c82cae5773cbeb58763bb7013c90

      SHA256

      dd19413b06b5c7c3db9ebfcb639e087db7e7acd299c433c1e24220372b1efcfc

      SHA512

      d230a00a0de374142c1fb8904ae63cb8ea3ceb626ea0070f5ac7a8eb15df7f62813a852c77ab5ee905237482c3bf2dfc802b30f8baabf626874e8dbee806f5a9

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

      Filesize

      18KB

      MD5

      a61379ead09addfde9b3d543b8184aae

      SHA1

      c98390a09c75924bd8b2b4c1f05587876561d5e4

      SHA256

      54e00dcd9ea8a5ab18a8308afe64e2ad2befcdb3cf112b1487463760f12b613e

      SHA512

      dd53ddcf4b89b76acb5e23746723915061b2d6d346137b75210553535274556e12f4bc5c8f4ad07bd26b4c547312e7a7eed1fbc37281459a263fdee796526253

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mqgugulh.dyr.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmp7BB3.tmp

      Filesize

      1KB

      MD5

      15cf6b6e974b65444043d79706af12d5

      SHA1

      2d96f88d8ff16e0d4324b4ddcaa1d2520204edfb

      SHA256

      cf7bab8cb8b66e2d1c774097026c4545e2011cdf68f0ffbc94c5aab945ec369b

      SHA512

      196166fa043db20e59e43491925610f34eb77786a1afa0bd4d7b6c7c19920ce3b9381e863d831124bdd45702067cf1739beecb00c8fba65d06e27a3be252a440

    • C:\Users\Admin\AppData\Local\Temp\tmpB3DA.tmp

      Filesize

      1KB

      MD5

      7a3f94d73b9e807ac2b4fd8388e7e185

      SHA1

      1b6e50602a4cde863ddb5a23cab0b673f8059c95

      SHA256

      dad3653b194c30a1529ee967171043e9d4baab2d2481b535129e5ce3b672ea67

      SHA512

      1b9ceb58fc9af5ae24200bdbe29b82d3ebf993fd8e5b160c6b5319867c399205882bd669a697f2aabc02d0297239aceb4cd70d1d89f6b72fa494e1d400d20dac

    • C:\Users\Admin\AppData\Roaming\wlBldyvi.exe

      Filesize

      1.4MB

      MD5

      7c89b48a2752a771eb6457fe2fea1d8e

      SHA1

      afb602ef798b23f400fd3d474cb570aa781797c4

      SHA256

      3d1e16dec7f88b3ccdf7197c64a6eea6a7d3599c12f34893d60012ffd61f15ce

      SHA512

      9338a3817216563677573599d5dd3cacb4be084a2e46c77516d56a207ce7d8d06a376ea4be1a7863ffeb823ae803b891ef947cfb81d4813a52ce152038e97d48

    • memory/112-10-0x00000000077C0000-0x00000000078D4000-memory.dmp

      Filesize

      1.1MB

    • memory/112-9-0x0000000074C00000-0x00000000753B0000-memory.dmp

      Filesize

      7.7MB

    • memory/112-8-0x0000000074C0E000-0x0000000074C0F000-memory.dmp

      Filesize

      4KB

    • memory/112-7-0x0000000005F60000-0x0000000005F70000-memory.dmp

      Filesize

      64KB

    • memory/112-6-0x0000000005D70000-0x0000000005E0C000-memory.dmp

      Filesize

      624KB

    • memory/112-5-0x0000000005C70000-0x0000000005C7A000-memory.dmp

      Filesize

      40KB

    • memory/112-4-0x0000000074C00000-0x00000000753B0000-memory.dmp

      Filesize

      7.7MB

    • memory/112-0-0x0000000074C0E000-0x0000000074C0F000-memory.dmp

      Filesize

      4KB

    • memory/112-3-0x0000000005AE0000-0x0000000005B72000-memory.dmp

      Filesize

      584KB

    • memory/112-2-0x0000000005FF0000-0x0000000006594000-memory.dmp

      Filesize

      5.6MB

    • memory/112-47-0x0000000074C00000-0x00000000753B0000-memory.dmp

      Filesize

      7.7MB

    • memory/112-1-0x0000000000F70000-0x00000000010E0000-memory.dmp

      Filesize

      1.4MB

    • memory/1100-88-0x0000000074C00000-0x00000000753B0000-memory.dmp

      Filesize

      7.7MB

    • memory/1100-16-0x0000000074C00000-0x00000000753B0000-memory.dmp

      Filesize

      7.7MB

    • memory/1100-44-0x00000000054E0000-0x0000000005834000-memory.dmp

      Filesize

      3.3MB

    • memory/1100-23-0x0000000005400000-0x0000000005466000-memory.dmp

      Filesize

      408KB

    • memory/1100-15-0x00000000044F0000-0x0000000004526000-memory.dmp

      Filesize

      216KB

    • memory/1100-22-0x0000000004B10000-0x0000000004B32000-memory.dmp

      Filesize

      136KB

    • memory/1100-48-0x0000000005AC0000-0x0000000005ADE000-memory.dmp

      Filesize

      120KB

    • memory/1100-49-0x0000000006040000-0x000000000608C000-memory.dmp

      Filesize

      304KB

    • memory/1100-24-0x0000000005470000-0x00000000054D6000-memory.dmp

      Filesize

      408KB

    • memory/1100-17-0x0000000004C20000-0x0000000005248000-memory.dmp

      Filesize

      6.2MB

    • memory/1100-18-0x0000000074C00000-0x00000000753B0000-memory.dmp

      Filesize

      7.7MB

    • memory/1100-19-0x0000000074C00000-0x00000000753B0000-memory.dmp

      Filesize

      7.7MB

    • memory/1100-81-0x0000000007130000-0x000000000714A000-memory.dmp

      Filesize

      104KB

    • memory/1100-63-0x0000000075490000-0x00000000754DC000-memory.dmp

      Filesize

      304KB

    • memory/1100-74-0x0000000007430000-0x0000000007AAA000-memory.dmp

      Filesize

      6.5MB

    • memory/1100-75-0x0000000006DF0000-0x0000000006E0A000-memory.dmp

      Filesize

      104KB

    • memory/1100-76-0x0000000006E60000-0x0000000006E6A000-memory.dmp

      Filesize

      40KB

    • memory/1100-78-0x0000000006FF0000-0x0000000007001000-memory.dmp

      Filesize

      68KB

    • memory/1924-141-0x0000000007630000-0x0000000007644000-memory.dmp

      Filesize

      80KB

    • memory/1924-130-0x0000000071270000-0x00000000712BC000-memory.dmp

      Filesize

      304KB

    • memory/3880-90-0x0000000007480000-0x0000000007502000-memory.dmp

      Filesize

      520KB

    • memory/3880-45-0x0000000000400000-0x00000000004D4000-memory.dmp

      Filesize

      848KB

    • memory/3880-50-0x0000000007120000-0x00000000071C0000-memory.dmp

      Filesize

      640KB

    • memory/4156-52-0x0000000075490000-0x00000000754DC000-memory.dmp

      Filesize

      304KB

    • memory/4156-64-0x0000000006C30000-0x0000000006CD3000-memory.dmp

      Filesize

      652KB

    • memory/4156-89-0x0000000074C00000-0x00000000753B0000-memory.dmp

      Filesize

      7.7MB

    • memory/4156-62-0x0000000006BB0000-0x0000000006BCE000-memory.dmp

      Filesize

      120KB

    • memory/4156-21-0x0000000074C00000-0x00000000753B0000-memory.dmp

      Filesize

      7.7MB

    • memory/4156-77-0x00000000071F0000-0x0000000007286000-memory.dmp

      Filesize

      600KB

    • memory/4156-51-0x0000000006BF0000-0x0000000006C22000-memory.dmp

      Filesize

      200KB

    • memory/4156-79-0x00000000071A0000-0x00000000071AE000-memory.dmp

      Filesize

      56KB

    • memory/4156-82-0x0000000007290000-0x0000000007298000-memory.dmp

      Filesize

      32KB

    • memory/4156-80-0x00000000071B0000-0x00000000071C4000-memory.dmp

      Filesize

      80KB

    • memory/4156-20-0x0000000074C00000-0x00000000753B0000-memory.dmp

      Filesize

      7.7MB

    • memory/4536-119-0x0000000071270000-0x00000000712BC000-memory.dmp

      Filesize

      304KB

    • memory/4536-129-0x00000000072B0000-0x0000000007353000-memory.dmp

      Filesize

      652KB

    • memory/4536-118-0x0000000006310000-0x000000000635C000-memory.dmp

      Filesize

      304KB

    • memory/4536-140-0x00000000077E0000-0x00000000077F1000-memory.dmp

      Filesize

      68KB

    • memory/4536-105-0x0000000005BE0000-0x0000000005F34000-memory.dmp

      Filesize

      3.3MB

    • memory/4956-106-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/4956-145-0x0000000006900000-0x0000000006950000-memory.dmp

      Filesize

      320KB