Analysis

  • max time kernel
    117s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    23-05-2024 02:32

General

  • Target

    fd27136b421204432c52af71e8b7d3827b9312ce8bdf6e52c259fadda7318051.exe

  • Size

    670KB

  • MD5

    070149e77067e63301cb7416ca33c5ca

  • SHA1

    8efcc305c0f1dd154357be6db7a458d889da0d27

  • SHA256

    fd27136b421204432c52af71e8b7d3827b9312ce8bdf6e52c259fadda7318051

  • SHA512

    6f464162170d44c5ab9d8f55d6cdd3e685c6055639a68cc6456183787ce6e38b85e67b37c3f96c3f0643773880b6c074d56d195827af5b96b1c6fc18a098bf90

  • SSDEEP

    12288:guVi8LkpEaeHDei/g9Vxrng+HjvQZlnzOLCbTG0Nc4DqsWvN76kR:guwjENHIV+Mjv2lnzOLCFK4Dqp5Z

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • Looks up external IP address via web service 3 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 use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fd27136b421204432c52af71e8b7d3827b9312ce8bdf6e52c259fadda7318051.exe
    "C:\Users\Admin\AppData\Local\Temp\fd27136b421204432c52af71e8b7d3827b9312ce8bdf6e52c259fadda7318051.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1644
    • C:\Users\Admin\AppData\Local\Temp\fd27136b421204432c52af71e8b7d3827b9312ce8bdf6e52c259fadda7318051.exe
      "C:\Users\Admin\AppData\Local\Temp\fd27136b421204432c52af71e8b7d3827b9312ce8bdf6e52c259fadda7318051.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1972

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1644-0-0x000000007476E000-0x000000007476F000-memory.dmp

    Filesize

    4KB

  • memory/1644-1-0x0000000000AD0000-0x0000000000B7A000-memory.dmp

    Filesize

    680KB

  • memory/1644-2-0x0000000074760000-0x0000000074E4E000-memory.dmp

    Filesize

    6.9MB

  • memory/1644-3-0x0000000000A50000-0x0000000000A6A000-memory.dmp

    Filesize

    104KB

  • memory/1644-4-0x00000000006E0000-0x00000000006F0000-memory.dmp

    Filesize

    64KB

  • memory/1644-5-0x0000000005290000-0x0000000005314000-memory.dmp

    Filesize

    528KB

  • memory/1644-19-0x0000000074760000-0x0000000074E4E000-memory.dmp

    Filesize

    6.9MB

  • memory/1972-16-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1972-9-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1972-12-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1972-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1972-7-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1972-15-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1972-8-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1972-17-0x0000000074760000-0x0000000074E4E000-memory.dmp

    Filesize

    6.9MB

  • memory/1972-18-0x0000000074760000-0x0000000074E4E000-memory.dmp

    Filesize

    6.9MB

  • memory/1972-6-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1972-20-0x0000000074760000-0x0000000074E4E000-memory.dmp

    Filesize

    6.9MB