Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-04-2024 01:51

General

  • Target

    b39896b2b0106b93025d19dbb891f17f9931548406e3702a431991c4beb8b53f.exe

  • Size

    1015KB

  • MD5

    2e8fb6768bcfd81ea4c43700ea9089b7

  • SHA1

    e093846a0e33b3c2ecc7a0da79c0c7d542547193

  • SHA256

    b39896b2b0106b93025d19dbb891f17f9931548406e3702a431991c4beb8b53f

  • SHA512

    c50ddfb34b14b7d97b3c6819aa5a67db02aaec197dd8f3a14257107cb1774a73017cfb5d240c83336496b58556bb7fa6a9cb0049a1d8877d25d499cf534e4bd9

  • SSDEEP

    24576:tAHnh+eWsN3skA4RV1Hom2KXMmHaJ4EEsPZR5:Mh+ZkldoPK8YaJOsPp

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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 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\b39896b2b0106b93025d19dbb891f17f9931548406e3702a431991c4beb8b53f.exe
    "C:\Users\Admin\AppData\Local\Temp\b39896b2b0106b93025d19dbb891f17f9931548406e3702a431991c4beb8b53f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3988
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\b39896b2b0106b93025d19dbb891f17f9931548406e3702a431991c4beb8b53f.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2648

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2648-11-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2648-12-0x0000000073DA0000-0x0000000074550000-memory.dmp
    Filesize

    7.7MB

  • memory/2648-13-0x0000000005C50000-0x00000000061F4000-memory.dmp
    Filesize

    5.6MB

  • memory/2648-14-0x0000000005620000-0x0000000005686000-memory.dmp
    Filesize

    408KB

  • memory/2648-15-0x0000000005610000-0x0000000005620000-memory.dmp
    Filesize

    64KB

  • memory/2648-16-0x0000000006A10000-0x0000000006A60000-memory.dmp
    Filesize

    320KB

  • memory/2648-17-0x0000000006B00000-0x0000000006B92000-memory.dmp
    Filesize

    584KB

  • memory/2648-18-0x0000000006A80000-0x0000000006A8A000-memory.dmp
    Filesize

    40KB

  • memory/2648-19-0x0000000073DA0000-0x0000000074550000-memory.dmp
    Filesize

    7.7MB

  • memory/2648-20-0x0000000005610000-0x0000000005620000-memory.dmp
    Filesize

    64KB

  • memory/3988-10-0x00000000008A0000-0x00000000008A4000-memory.dmp
    Filesize

    16KB