Analysis

  • max time kernel
    141s
  • max time network
    160s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/06/2024, 01:22

General

  • Target
    EUROPROFILI Invoice ref 06132467.exe
  • Size 1.1MB
  • Sample240614-brag2stbrr
  • SHA256 52e9c6c032ebccc5a65f97c45b83dfb4aac589082d78d94b43207b5326fd2db2
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 3 IoCs

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

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 5 IoCs
  • Suspicious use of SendNotifyMessage 5 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\EUROPROFILI Invoice ref 06132467.exe
    "C:\Users\Admin\AppData\Local\Temp\EUROPROFILI Invoice ref 06132467.exe"
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4544
    • C:\Users\Admin\AppData\Local\directory\name.exe
      "C:\Users\Admin\AppData\Local\Temp\EUROPROFILI Invoice ref 06132467.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2180
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Users\Admin\AppData\Local\Temp\EUROPROFILI Invoice ref 06132467.exe"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:572
  • 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=3684 --field-trial-handle=2248,i,10247514684337323751,15511974759131734137,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3492

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          exhilaratingly

          • Path C:\Users\Admin\AppData\Local\Temp\exhilaratingly
          • Size 241KB
          • SHA256 9368a374551c8ccc5c9365e3b2add5f7bd88ed00c91d92ff7eaf06ac442d55b1
          • MD5 SHA1 SHA512 SSDEEP

          thixophobia

          • Path C:\Users\Admin\AppData\Local\Temp\thixophobia
          • Size 28KB
          • SHA256 4db8b2f6b87b66c7b56a16adcffe942b6666e948df4ef1c04fd6a85b4ce174f9
          • MD5 SHA1 SHA512 SSDEEP

          name.exe

          • Path C:\Users\Admin\AppData\Local\directory\name.exe
          • Size 1.1MB
          • SHA256 52e9c6c032ebccc5a65f97c45b83dfb4aac589082d78d94b43207b5326fd2db2
          • MD5 SHA1 SHA512 SSDEEP

          memory/572-30-0x00000000054E0000-0x0000000005A84000-memory.dmp

          memory/572-28-0x0000000000400000-0x0000000000442000-memory.dmp

          memory/572-29-0x0000000074F4E000-0x0000000074F4F000-memory.dmp

          memory/572-31-0x0000000074F40000-0x00000000756F0000-memory.dmp

          memory/572-32-0x0000000004EB0000-0x0000000004F16000-memory.dmp

          memory/572-35-0x0000000074F4E000-0x0000000074F4F000-memory.dmp

          memory/572-36-0x0000000006440000-0x0000000006490000-memory.dmp

          memory/572-37-0x0000000006530000-0x00000000065C2000-memory.dmp

          memory/572-38-0x00000000064C0000-0x00000000064CA000-memory.dmp

          memory/572-39-0x0000000074F40000-0x00000000756F0000-memory.dmp

          memory/4544-10-0x00000000021B0000-0x00000000021B4000-memory.dmp