Analysis

  • max time kernel
    136s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-04-2024 01:55

General

  • Target

    d1b0b9a6b80f54be2a14ff19f3bd682185848d92443fa555a08cb07fa630a230.exe

  • Size

    775KB

  • MD5

    94f2ae1b5174532d81d5ea169b7f7726

  • SHA1

    a6f144862293920e5376e5b53a1723502c9de2fb

  • SHA256

    d1b0b9a6b80f54be2a14ff19f3bd682185848d92443fa555a08cb07fa630a230

  • SHA512

    297ad4f0d9368a9b64c0b1fa06daa8fbd4e93c9cb917b9c1245b761e1aa059c951883ec343767c2ed5668d262161ec5b37ce9d1fa5733e96cf2bfc9b80c517c8

  • SSDEEP

    6144:otQiMdN7Lcgh1yba6tPIyJJ8thhzzb84f8r7SzCx16Nm/7UMGLEfSAB2c6H5RNov:X7JYbtPX23fffzjA/oMFiT

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
  • Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 1 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
  • 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 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d1b0b9a6b80f54be2a14ff19f3bd682185848d92443fa555a08cb07fa630a230.exe
    "C:\Users\Admin\AppData\Local\Temp\d1b0b9a6b80f54be2a14ff19f3bd682185848d92443fa555a08cb07fa630a230.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4764
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
      "Powershell.exe" 東б屁एचтぎ儿ト丽-東б屁एचтぎ儿ト丽E東б屁एचтぎ儿ト丽x東б屁एचтぎ儿ト丽e東б屁एचтぎ儿ト丽c東б屁एचтぎ儿ト丽u東б屁एचтぎ儿ト丽t東б屁एचтぎ儿ト丽i東б屁एचтぎ儿ト丽o東б屁एचтぎ儿ト丽n東б屁एचтぎ儿ト丽P東б屁एचтぎ儿ト丽o東б屁एचтぎ儿ト丽l東б屁एचтぎ儿ト丽i東б屁एचтぎ儿ト丽c東б屁एचтぎ儿ト丽y東б屁एचтぎ儿ト丽 東б屁एचтぎ儿ト丽B東б屁एचтぎ儿ト丽y東б屁एचтぎ儿ト丽p東б屁एचтぎ儿ト丽a東б屁एचтぎ儿ト丽s東б屁एचтぎ儿ト丽s東б屁एचтぎ儿ト丽 東б屁एचтぎ儿ト丽-東б屁एचтぎ儿ト丽c東б屁एचтぎ儿ト丽o東б屁एचтぎ儿ト丽m東б屁एचтぎ儿ト丽m東б屁एचтぎ儿ト丽a東б屁एचтぎ儿ト丽n東б屁एचтぎ儿ト丽d 東б屁एचтぎ儿トC東б屁एचтぎ儿トo東б屁एचтぎ儿トp東б屁एचтぎ儿トy東б屁एचтぎ儿ト-東б屁एचтぎ儿トI東б屁एचтぎ儿トt東б屁एचтぎ儿トe東б屁एचтぎ儿トm 'C:\Users\Admin\AppData\Local\Temp\d1b0b9a6b80f54be2a14ff19f3bd682185848d92443fa555a08cb07fa630a230.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\command-line.exe'
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4544
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:3328
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2352
    • 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 --no-appcompat-clear --mojo-platform-channel-handle=3996 --field-trial-handle=3084,i,4016110471176367543,14287608422419064331,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:4672

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_oynaxpsq.nmy.ps1
        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • memory/2352-65-0x00000000055E0000-0x00000000055F0000-memory.dmp
        Filesize

        64KB

      • memory/2352-64-0x0000000074CB0000-0x0000000075460000-memory.dmp
        Filesize

        7.7MB

      • memory/2352-59-0x0000000006AB0000-0x0000000006B00000-memory.dmp
        Filesize

        320KB

      • memory/2352-31-0x00000000055E0000-0x00000000055F0000-memory.dmp
        Filesize

        64KB

      • memory/2352-30-0x0000000074CB0000-0x0000000075460000-memory.dmp
        Filesize

        7.7MB

      • memory/2352-29-0x0000000000400000-0x0000000000442000-memory.dmp
        Filesize

        264KB

      • memory/4544-11-0x0000000074CB0000-0x0000000075460000-memory.dmp
        Filesize

        7.7MB

      • memory/4544-53-0x0000000007D20000-0x0000000007D2A000-memory.dmp
        Filesize

        40KB

      • memory/4544-63-0x0000000074CB0000-0x0000000075460000-memory.dmp
        Filesize

        7.7MB

      • memory/4544-10-0x0000000003040000-0x0000000003076000-memory.dmp
        Filesize

        216KB

      • memory/4544-60-0x0000000007FD0000-0x0000000007FD8000-memory.dmp
        Filesize

        32KB

      • memory/4544-12-0x0000000005620000-0x0000000005630000-memory.dmp
        Filesize

        64KB

      • memory/4544-13-0x0000000005620000-0x0000000005630000-memory.dmp
        Filesize

        64KB

      • memory/4544-14-0x0000000005C60000-0x0000000006288000-memory.dmp
        Filesize

        6.2MB

      • memory/4544-15-0x0000000005890000-0x00000000058B2000-memory.dmp
        Filesize

        136KB

      • memory/4544-16-0x0000000005AB0000-0x0000000005B16000-memory.dmp
        Filesize

        408KB

      • memory/4544-17-0x0000000006300000-0x0000000006366000-memory.dmp
        Filesize

        408KB

      • memory/4544-58-0x0000000007FF0000-0x000000000800A000-memory.dmp
        Filesize

        104KB

      • memory/4544-24-0x0000000006370000-0x00000000066C4000-memory.dmp
        Filesize

        3.3MB

      • memory/4544-57-0x0000000007EF0000-0x0000000007F04000-memory.dmp
        Filesize

        80KB

      • memory/4544-56-0x0000000007EE0000-0x0000000007EEE000-memory.dmp
        Filesize

        56KB

      • memory/4544-55-0x0000000007EB0000-0x0000000007EC1000-memory.dmp
        Filesize

        68KB

      • memory/4544-54-0x0000000007F30000-0x0000000007FC6000-memory.dmp
        Filesize

        600KB

      • memory/4544-32-0x0000000006980000-0x000000000699E000-memory.dmp
        Filesize

        120KB

      • memory/4544-33-0x00000000069D0000-0x0000000006A1C000-memory.dmp
        Filesize

        304KB

      • memory/4544-51-0x0000000008350000-0x00000000089CA000-memory.dmp
        Filesize

        6.5MB

      • memory/4544-36-0x000000007F290000-0x000000007F2A0000-memory.dmp
        Filesize

        64KB

      • memory/4544-37-0x0000000007940000-0x0000000007972000-memory.dmp
        Filesize

        200KB

      • memory/4544-38-0x0000000070120000-0x000000007016C000-memory.dmp
        Filesize

        304KB

      • memory/4544-48-0x0000000005620000-0x0000000005630000-memory.dmp
        Filesize

        64KB

      • memory/4544-49-0x0000000006F30000-0x0000000006F4E000-memory.dmp
        Filesize

        120KB

      • memory/4544-50-0x0000000007C20000-0x0000000007CC3000-memory.dmp
        Filesize

        652KB

      • memory/4544-52-0x00000000079F0000-0x0000000007A0A000-memory.dmp
        Filesize

        104KB

      • memory/4764-35-0x0000000074CB0000-0x0000000075460000-memory.dmp
        Filesize

        7.7MB

      • memory/4764-8-0x0000000005CF0000-0x0000000005D46000-memory.dmp
        Filesize

        344KB

      • memory/4764-4-0x0000000005A00000-0x0000000005A76000-memory.dmp
        Filesize

        472KB

      • memory/4764-5-0x0000000005B80000-0x0000000005B90000-memory.dmp
        Filesize

        64KB

      • memory/4764-6-0x0000000005BA0000-0x0000000005BAA000-memory.dmp
        Filesize

        40KB

      • memory/4764-23-0x0000000005CC0000-0x0000000005CCA000-memory.dmp
        Filesize

        40KB

      • memory/4764-3-0x0000000005960000-0x00000000059F2000-memory.dmp
        Filesize

        584KB

      • memory/4764-7-0x0000000005C60000-0x0000000005C7E000-memory.dmp
        Filesize

        120KB

      • memory/4764-0-0x0000000074CB0000-0x0000000075460000-memory.dmp
        Filesize

        7.7MB

      • memory/4764-9-0x00000000064E0000-0x000000000657C000-memory.dmp
        Filesize

        624KB

      • memory/4764-2-0x0000000005E30000-0x00000000063D4000-memory.dmp
        Filesize

        5.6MB

      • memory/4764-1-0x0000000000EB0000-0x0000000000F76000-memory.dmp
        Filesize

        792KB