Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-09-2024 13:24

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 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 37 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:3256
    • 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:3104
    • 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:1352
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IbwIIBmUDWimTZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA662.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:4720
    • 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 behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5088
      • 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:4600
      • 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:4648
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wlBldyvi" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDD21.tmp"
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:3200
      • C:\Users\Admin\AppData\Local\Temp\3d1e16dec7f88b3ccdf7197c64a6eea6a7d3599c12f34893d60012ffd61f15ce.exe
        "C:\Users\Admin\AppData\Local\Temp\3d1e16dec7f88b3ccdf7197c64a6eea6a7d3599c12f34893d60012ffd61f15ce.exe"
        3⤵
          PID:2524
        • 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:3280

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    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

      3d086a433708053f9bf9523e1d87a4e8

      SHA1

      b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

      SHA256

      6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

      SHA512

      931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

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

      Filesize

      18KB

      MD5

      1532c830e10232d9734efb85a144c16f

      SHA1

      626f9090ff7f18dec565c11afe2cf7a7829351c9

      SHA256

      9bc0890b8da563ffa632da16ab78afd4440b0d0a262b442b7bab9dd78d7708d0

      SHA512

      4d4e29ce8227798017e485990d27fce2e677693b76a47459216875f6d5aff0ac9f5c9d8c4874acf74b4a0608f98e6a406b6e7410e91140e367cd3efafa534e24

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_srnfx412.p2h.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmpA662.tmp

      Filesize

      1KB

      MD5

      d155def9381718d2d5810d5dd850723c

      SHA1

      1588486bcfd5f3a9dd5b3a3a6f620d5dbabcd6bb

      SHA256

      bdc0536b4b1b5ca861750b8abf12e3c4cc6b26bc69e7fe02aeb4c6bc51465823

      SHA512

      bf086ce9690a5e0dab1ca11a8f41824332b3a1a5fc44a2ddf11640e6339bab9bf56fe8d24f0bbc00d4b3baaab5f0ec01906ee47839db51b01f11f6a0c912d0b6

    • C:\Users\Admin\AppData\Local\Temp\tmpDD21.tmp

      Filesize

      1KB

      MD5

      0a050c8f5cdf8fc97242f3fb1bbb88f4

      SHA1

      913a75a567d0d4a6dd5d17fef44c7adec73144c8

      SHA256

      3d52da9ad94f5bf55d249aedd7ad09ca8ed2c73678e747b8bbd2c4b89128d6ed

      SHA512

      d08694571b6915fb41eb6de79b428e9d5cfe1c32644f29527e2b7a4d8481d8b58d9f8f6585b90a44bf8d65528b8bf57c5c2d759b3ca252be1bf7b4d126cab2e5

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

      Filesize

      1.4MB

      MD5

      7c89b48a2752a771eb6457fe2fea1d8e

      SHA1

      afb602ef798b23f400fd3d474cb570aa781797c4

      SHA256

      3d1e16dec7f88b3ccdf7197c64a6eea6a7d3599c12f34893d60012ffd61f15ce

      SHA512

      9338a3817216563677573599d5dd3cacb4be084a2e46c77516d56a207ce7d8d06a376ea4be1a7863ffeb823ae803b891ef947cfb81d4813a52ce152038e97d48

    • memory/1352-89-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/1352-65-0x0000000074F30000-0x0000000074F7C000-memory.dmp

      Filesize

      304KB

    • memory/1352-83-0x0000000007920000-0x0000000007928000-memory.dmp

      Filesize

      32KB

    • memory/1352-82-0x00000000079F0000-0x0000000007A0A000-memory.dmp

      Filesize

      104KB

    • memory/1352-78-0x0000000007930000-0x00000000079C6000-memory.dmp

      Filesize

      600KB

    • memory/1352-77-0x0000000007700000-0x000000000770A000-memory.dmp

      Filesize

      40KB

    • memory/1352-17-0x0000000005580000-0x0000000005BA8000-memory.dmp

      Filesize

      6.2MB

    • memory/1352-76-0x00000000076A0000-0x00000000076BA000-memory.dmp

      Filesize

      104KB

    • memory/1352-19-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/1352-20-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/1352-21-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/1352-75-0x0000000007CE0000-0x000000000835A000-memory.dmp

      Filesize

      6.5MB

    • memory/3104-36-0x0000000005510000-0x0000000005864000-memory.dmp

      Filesize

      3.3MB

    • memory/3104-80-0x00000000070B0000-0x00000000070BE000-memory.dmp

      Filesize

      56KB

    • memory/3104-90-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/3104-81-0x00000000070C0000-0x00000000070D4000-memory.dmp

      Filesize

      80KB

    • memory/3104-22-0x0000000004B90000-0x0000000004BB2000-memory.dmp

      Filesize

      136KB

    • memory/3104-23-0x00000000052C0000-0x0000000005326000-memory.dmp

      Filesize

      408KB

    • memory/3104-79-0x0000000007080000-0x0000000007091000-memory.dmp

      Filesize

      68KB

    • memory/3104-15-0x0000000004580000-0x00000000045B6000-memory.dmp

      Filesize

      216KB

    • memory/3104-49-0x0000000005B40000-0x0000000005B5E000-memory.dmp

      Filesize

      120KB

    • memory/3104-50-0x0000000005B60000-0x0000000005BAC000-memory.dmp

      Filesize

      304KB

    • memory/3104-16-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/3104-63-0x0000000006100000-0x000000000611E000-memory.dmp

      Filesize

      120KB

    • memory/3104-53-0x0000000074F30000-0x0000000074F7C000-memory.dmp

      Filesize

      304KB

    • memory/3104-52-0x0000000006AD0000-0x0000000006B02000-memory.dmp

      Filesize

      200KB

    • memory/3104-64-0x0000000006D50000-0x0000000006DF3000-memory.dmp

      Filesize

      652KB

    • memory/3104-24-0x0000000005330000-0x0000000005396000-memory.dmp

      Filesize

      408KB

    • memory/3104-25-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/3104-18-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/3256-3-0x0000000005390000-0x0000000005422000-memory.dmp

      Filesize

      584KB

    • memory/3256-1-0x0000000000820000-0x0000000000990000-memory.dmp

      Filesize

      1.4MB

    • memory/3256-4-0x0000000005380000-0x000000000538A000-memory.dmp

      Filesize

      40KB

    • memory/3256-6-0x0000000005670000-0x000000000570C000-memory.dmp

      Filesize

      624KB

    • memory/3256-7-0x0000000005660000-0x0000000005670000-memory.dmp

      Filesize

      64KB

    • memory/3256-10-0x0000000007060000-0x0000000007174000-memory.dmp

      Filesize

      1.1MB

    • memory/3256-9-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/3256-0-0x000000007468E000-0x000000007468F000-memory.dmp

      Filesize

      4KB

    • memory/3256-5-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/3256-8-0x000000007468E000-0x000000007468F000-memory.dmp

      Filesize

      4KB

    • memory/3256-48-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/3256-2-0x00000000058A0000-0x0000000005E44000-memory.dmp

      Filesize

      5.6MB

    • memory/3280-116-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/3280-144-0x0000000006970000-0x00000000069C0000-memory.dmp

      Filesize

      320KB

    • memory/4600-141-0x00000000076A0000-0x00000000076B1000-memory.dmp

      Filesize

      68KB

    • memory/4600-126-0x0000000070DC0000-0x0000000070E0C000-memory.dmp

      Filesize

      304KB

    • memory/4600-142-0x0000000007700000-0x0000000007714000-memory.dmp

      Filesize

      80KB

    • memory/4648-106-0x0000000005F70000-0x00000000062C4000-memory.dmp

      Filesize

      3.3MB

    • memory/4648-119-0x0000000006670000-0x00000000066BC000-memory.dmp

      Filesize

      304KB

    • memory/4648-120-0x0000000070DC0000-0x0000000070E0C000-memory.dmp

      Filesize

      304KB

    • memory/4648-140-0x0000000007800000-0x00000000078A3000-memory.dmp

      Filesize

      652KB

    • memory/5088-51-0x0000000006E00000-0x0000000006EA0000-memory.dmp

      Filesize

      640KB

    • memory/5088-91-0x0000000007200000-0x0000000007282000-memory.dmp

      Filesize

      520KB

    • memory/5088-46-0x0000000000400000-0x00000000004D4000-memory.dmp

      Filesize

      848KB