Analysis

  • max time kernel
    147s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-03-2024 02:01

General

  • Target

    084dba2ac2f51213068fd8a732250724889cccec08be6ca621b5182808ee22f4.exe

  • Size

    1.1MB

  • MD5

    f6f4f80c56007b31f6e66b48efd01b72

  • SHA1

    f69db1ed4be6d372bcc9fd0a09ad09f59ca91158

  • SHA256

    084dba2ac2f51213068fd8a732250724889cccec08be6ca621b5182808ee22f4

  • SHA512

    95eb028317f8515b818de6368198749ac8ec7f81e39f34d195e45721ad55bf9c189caf85c639783f5bf12f68e2d3b7d5286c9e1ba92cd52228f024877136a229

  • SSDEEP

    24576:lqDEvCTbMWu7rQYlBQcBiT6rprG8aA8jzY7Vclbz:lTvC/MTQYxsWR7aA8j

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6776344622:AAE2QGMduuZ12VrNAxC91B7E3v-RBpjCMNI/

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\084dba2ac2f51213068fd8a732250724889cccec08be6ca621b5182808ee22f4.exe
    "C:\Users\Admin\AppData\Local\Temp\084dba2ac2f51213068fd8a732250724889cccec08be6ca621b5182808ee22f4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3864
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\084dba2ac2f51213068fd8a732250724889cccec08be6ca621b5182808ee22f4.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3344

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3344-11-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/3344-12-0x0000000073920000-0x00000000740D0000-memory.dmp
    Filesize

    7.7MB

  • memory/3344-13-0x0000000005A20000-0x0000000005FC4000-memory.dmp
    Filesize

    5.6MB

  • memory/3344-14-0x00000000054E0000-0x0000000005546000-memory.dmp
    Filesize

    408KB

  • memory/3344-15-0x00000000053F0000-0x0000000005400000-memory.dmp
    Filesize

    64KB

  • memory/3344-16-0x0000000006770000-0x00000000067C0000-memory.dmp
    Filesize

    320KB

  • memory/3344-17-0x0000000006860000-0x00000000068F2000-memory.dmp
    Filesize

    584KB

  • memory/3344-18-0x00000000067E0000-0x00000000067EA000-memory.dmp
    Filesize

    40KB

  • memory/3344-19-0x0000000073920000-0x00000000740D0000-memory.dmp
    Filesize

    7.7MB

  • memory/3344-20-0x00000000053F0000-0x0000000005400000-memory.dmp
    Filesize

    64KB

  • memory/3864-10-0x0000000000620000-0x0000000000624000-memory.dmp
    Filesize

    16KB