Analysis

  • max time kernel
    133s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-05-2024 01:32

General

  • Target

    967e07ed35fc477b00fe777c8bd4f5e7ead02d2581987bb75f6386a485799078.exe

  • Size

    1022KB

  • MD5

    a09a09c68544d2bb8dfc72f93a3f5291

  • SHA1

    2731e2f42310b2b9114a43778f18455a4fe78bb9

  • SHA256

    967e07ed35fc477b00fe777c8bd4f5e7ead02d2581987bb75f6386a485799078

  • SHA512

    82f59bacfb64548b1d929f7cfe394e56a49892060e23c1dd26229d025157a73da56715fd4ca34c4384f2e094d4b997fcf039a53506d8120a56cd14b424936dc1

  • SSDEEP

    24576:BAHnh+eWsN3skA4RV1Hom2KXMmHad4d2s6fIo3oHi5:Yh+ZkldoPK8Yadzs6fd

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.elquijotebanquetes.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    -GN,s*KH{VEhPmo)+f

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
  • Looks up external IP address via web service 1 IoCs

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

  • 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 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\967e07ed35fc477b00fe777c8bd4f5e7ead02d2581987bb75f6386a485799078.exe
    "C:\Users\Admin\AppData\Local\Temp\967e07ed35fc477b00fe777c8bd4f5e7ead02d2581987bb75f6386a485799078.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1652
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\967e07ed35fc477b00fe777c8bd4f5e7ead02d2581987bb75f6386a485799078.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2592
  • 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 --field-trial-handle=4120,i,13035806169561352434,1332896185314862791,262144 --variations-seed-version --mojo-platform-channel-handle=3760 /prefetch:8
    1⤵
      PID:4008

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1652-10-0x0000000003E20000-0x0000000003E24000-memory.dmp
      Filesize

      16KB

    • memory/2592-11-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

    • memory/2592-12-0x000000007480E000-0x000000007480F000-memory.dmp
      Filesize

      4KB

    • memory/2592-13-0x0000000005D20000-0x00000000062C4000-memory.dmp
      Filesize

      5.6MB

    • memory/2592-14-0x0000000005570000-0x00000000055D6000-memory.dmp
      Filesize

      408KB

    • memory/2592-15-0x0000000074800000-0x0000000074FB0000-memory.dmp
      Filesize

      7.7MB

    • memory/2592-16-0x0000000006720000-0x0000000006770000-memory.dmp
      Filesize

      320KB

    • memory/2592-17-0x0000000006810000-0x00000000068A2000-memory.dmp
      Filesize

      584KB

    • memory/2592-18-0x00000000067B0000-0x00000000067BA000-memory.dmp
      Filesize

      40KB

    • memory/2592-19-0x000000007480E000-0x000000007480F000-memory.dmp
      Filesize

      4KB

    • memory/2592-20-0x0000000074800000-0x0000000074FB0000-memory.dmp
      Filesize

      7.7MB