Analysis

  • max time kernel
    118s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-06-2024 02:07

General

  • Target

    7efd88b728d661a7ea183093cb30e3e6614b8bbd38567177c89e13ba578eb0e0.exe

  • Size

    751KB

  • MD5

    e9ce352553387ce91a58d056fa8e79d9

  • SHA1

    2cbb925f10b7b02b0d3500b4e6c6891a05542ae8

  • SHA256

    7efd88b728d661a7ea183093cb30e3e6614b8bbd38567177c89e13ba578eb0e0

  • SHA512

    370d7be156f8abd4307e06bdddeef0489c091228d46a2867ecf29095635b7c9a160a0cbc9f9234745fb8db8869a2f72ec28a15f087557bc016e19ee23633b151

  • SSDEEP

    12288:WsscUr/0LBnPVet1P5wwzmfyiapFcdWopHu3MK/NaTWydDtmACR5leZlNp:9oL4nPVefCfyiapFcdWo4cDZRmA+erD

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.commtechtrading.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    P@QpV}4}V?gH

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 2 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).

  • Creates scheduled task(s) 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\7efd88b728d661a7ea183093cb30e3e6614b8bbd38567177c89e13ba578eb0e0.exe
    "C:\Users\Admin\AppData\Local\Temp\7efd88b728d661a7ea183093cb30e3e6614b8bbd38567177c89e13ba578eb0e0.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2376
    • 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\7efd88b728d661a7ea183093cb30e3e6614b8bbd38567177c89e13ba578eb0e0.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1700
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\qpzpDEsx.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1544
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\qpzpDEsx" /XML "C:\Users\Admin\AppData\Local\Temp\tmp904.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4688
    • C:\Users\Admin\AppData\Local\Temp\7efd88b728d661a7ea183093cb30e3e6614b8bbd38567177c89e13ba578eb0e0.exe
      "C:\Users\Admin\AppData\Local\Temp\7efd88b728d661a7ea183093cb30e3e6614b8bbd38567177c89e13ba578eb0e0.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4528
  • 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=1304,i,8660989700097327804,17931739887231169645,262144 --variations-seed-version --mojo-platform-channel-handle=1300 /prefetch:8
    1⤵
      PID:3496

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      18KB

      MD5

      2f0ad3fcf1ce2a25641ec2fb96c1cf71

      SHA1

      ca6c83bbe9083ec297a0024913c469b9f527c810

      SHA256

      346188f0869e01a52d9dd5a720a211a724ce5b8db8d0c97eb691360aa6bb7083

      SHA512

      19ab1d6900cff1a3c182a043eb74fe6d64d1020bbedb3bb7d83e09ae4bac62a23a0f248eb6f5bcb265d7c5a3fe375e3411695590044344f2ec9e59114b65f3bd

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_wt5qlyy3.asc.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmp904.tmp

      Filesize

      1KB

      MD5

      2ba2fd3bf6fb1857b4f62055d667a591

      SHA1

      5613a404e3ada97ec5dc5abdaa84890f793f51bb

      SHA256

      4b2ae66ce50da3cd7cab8f88d6de911bf8e6952e8e0d280132fe21ef46c66e4f

      SHA512

      67d5916d00290fca6afd400b33ac8e1e14aab00262cbce5824941065bfc41d4f86f5bf46cf0bcf73d91019f0cd391290a87694e8eeb5dc43c6d5a80135ddee56

    • memory/1544-84-0x0000000074C50000-0x0000000075400000-memory.dmp

      Filesize

      7.7MB

    • memory/1544-76-0x0000000007290000-0x00000000072A1000-memory.dmp

      Filesize

      68KB

    • memory/1544-74-0x0000000007100000-0x000000000710A000-memory.dmp

      Filesize

      40KB

    • memory/1544-61-0x0000000070FC0000-0x000000007100C000-memory.dmp

      Filesize

      304KB

    • memory/1544-46-0x00000000058E0000-0x0000000005C34000-memory.dmp

      Filesize

      3.3MB

    • memory/1544-21-0x0000000074C50000-0x0000000075400000-memory.dmp

      Filesize

      7.7MB

    • memory/1544-20-0x0000000074C50000-0x0000000075400000-memory.dmp

      Filesize

      7.7MB

    • memory/1700-41-0x0000000005480000-0x00000000054E6000-memory.dmp

      Filesize

      408KB

    • memory/1700-64-0x0000000006C20000-0x0000000006CC3000-memory.dmp

      Filesize

      652KB

    • memory/1700-16-0x0000000004D50000-0x0000000005378000-memory.dmp

      Filesize

      6.2MB

    • memory/1700-17-0x0000000074C50000-0x0000000075400000-memory.dmp

      Filesize

      7.7MB

    • memory/1700-19-0x0000000074C50000-0x0000000075400000-memory.dmp

      Filesize

      7.7MB

    • memory/1700-14-0x0000000000C70000-0x0000000000CA6000-memory.dmp

      Filesize

      216KB

    • memory/1700-85-0x0000000074C50000-0x0000000075400000-memory.dmp

      Filesize

      7.7MB

    • memory/1700-80-0x0000000007050000-0x0000000007058000-memory.dmp

      Filesize

      32KB

    • memory/1700-79-0x0000000007070000-0x000000000708A000-memory.dmp

      Filesize

      104KB

    • memory/1700-23-0x0000000004C40000-0x0000000004C62000-memory.dmp

      Filesize

      136KB

    • memory/1700-78-0x0000000006F70000-0x0000000006F84000-memory.dmp

      Filesize

      80KB

    • memory/1700-36-0x0000000004CE0000-0x0000000004D46000-memory.dmp

      Filesize

      408KB

    • memory/1700-77-0x0000000006F60000-0x0000000006F6E000-memory.dmp

      Filesize

      56KB

    • memory/1700-75-0x0000000006FB0000-0x0000000007046000-memory.dmp

      Filesize

      600KB

    • memory/1700-72-0x0000000007370000-0x00000000079EA000-memory.dmp

      Filesize

      6.5MB

    • memory/1700-47-0x00000000059E0000-0x00000000059FE000-memory.dmp

      Filesize

      120KB

    • memory/1700-48-0x0000000005FC0000-0x000000000600C000-memory.dmp

      Filesize

      304KB

    • memory/1700-15-0x0000000074C50000-0x0000000075400000-memory.dmp

      Filesize

      7.7MB

    • memory/1700-73-0x0000000006D30000-0x0000000006D4A000-memory.dmp

      Filesize

      104KB

    • memory/1700-60-0x0000000005F60000-0x0000000005F7E000-memory.dmp

      Filesize

      120KB

    • memory/1700-50-0x0000000070FC0000-0x000000007100C000-memory.dmp

      Filesize

      304KB

    • memory/1700-49-0x00000000069E0000-0x0000000006A12000-memory.dmp

      Filesize

      200KB

    • memory/2376-7-0x0000000004E50000-0x0000000004E60000-memory.dmp

      Filesize

      64KB

    • memory/2376-6-0x0000000008040000-0x0000000008062000-memory.dmp

      Filesize

      136KB

    • memory/2376-4-0x0000000074C50000-0x0000000075400000-memory.dmp

      Filesize

      7.7MB

    • memory/2376-25-0x0000000074C50000-0x0000000075400000-memory.dmp

      Filesize

      7.7MB

    • memory/2376-3-0x00000000054A0000-0x0000000005532000-memory.dmp

      Filesize

      584KB

    • memory/2376-0-0x0000000074C5E000-0x0000000074C5F000-memory.dmp

      Filesize

      4KB

    • memory/2376-5-0x0000000005440000-0x000000000544A000-memory.dmp

      Filesize

      40KB

    • memory/2376-8-0x0000000006920000-0x00000000069A2000-memory.dmp

      Filesize

      520KB

    • memory/2376-2-0x00000000059B0000-0x0000000005F54000-memory.dmp

      Filesize

      5.6MB

    • memory/2376-1-0x0000000000970000-0x0000000000A32000-memory.dmp

      Filesize

      776KB

    • memory/2376-9-0x000000000D8A0000-0x000000000D93C000-memory.dmp

      Filesize

      624KB

    • memory/4528-22-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/4528-86-0x0000000006340000-0x0000000006390000-memory.dmp

      Filesize

      320KB