Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    25-04-2024 01:12

General

  • Target

    35b518961e4482ed14eef55bbf07a5cd0ec8dc53757a0f0317f03e5ab47ef26b.exe

  • Size

    366KB

  • MD5

    805e082174ff79c0494c1664b06588e9

  • SHA1

    d93033ee5c8bf132ead7ea97d4a8b75d3e7b2b66

  • SHA256

    35b518961e4482ed14eef55bbf07a5cd0ec8dc53757a0f0317f03e5ab47ef26b

  • SHA512

    cc8e64c40d778da137357f5cbbf78f7c1004b3baca20e945701f738b1d853d48cc404de087511bb784e4b65939f7c3fcfec91be04ce26c3bf4a6ff8058785185

  • SSDEEP

    6144:ok5g+YfvQPAZqDdHtKLpty6yzHr4icxm05oQJffiSroLha6Fo4:ok5gPfY1Nopty/rpcVm+flWa6

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\35b518961e4482ed14eef55bbf07a5cd0ec8dc53757a0f0317f03e5ab47ef26b.exe
    "C:\Users\Admin\AppData\Local\Temp\35b518961e4482ed14eef55bbf07a5cd0ec8dc53757a0f0317f03e5ab47ef26b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1848
    • C:\Users\Admin\AppData\Local\Temp\35b518961e4482ed14eef55bbf07a5cd0ec8dc53757a0f0317f03e5ab47ef26b.exe
      "C:\Users\Admin\AppData\Local\Temp\35b518961e4482ed14eef55bbf07a5cd0ec8dc53757a0f0317f03e5ab47ef26b.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2144

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1848-0-0x0000000001160000-0x00000000011C2000-memory.dmp
    Filesize

    392KB

  • memory/1848-2-0x0000000000430000-0x0000000000470000-memory.dmp
    Filesize

    256KB

  • memory/1848-1-0x0000000074BF0000-0x00000000752DE000-memory.dmp
    Filesize

    6.9MB

  • memory/1848-3-0x0000000000230000-0x0000000000231000-memory.dmp
    Filesize

    4KB

  • memory/1848-12-0x0000000074BF0000-0x00000000752DE000-memory.dmp
    Filesize

    6.9MB

  • memory/2144-7-0x0000000000400000-0x0000000000444000-memory.dmp
    Filesize

    272KB

  • memory/2144-6-0x0000000000400000-0x0000000000444000-memory.dmp
    Filesize

    272KB

  • memory/2144-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/2144-5-0x0000000000400000-0x0000000000444000-memory.dmp
    Filesize

    272KB

  • memory/2144-10-0x0000000000400000-0x0000000000444000-memory.dmp
    Filesize

    272KB

  • memory/2144-4-0x0000000000400000-0x0000000000444000-memory.dmp
    Filesize

    272KB

  • memory/2144-13-0x0000000000400000-0x0000000000444000-memory.dmp
    Filesize

    272KB

  • memory/2144-15-0x0000000000400000-0x0000000000444000-memory.dmp
    Filesize

    272KB

  • memory/2144-16-0x0000000074500000-0x0000000074BEE000-memory.dmp
    Filesize

    6.9MB

  • memory/2144-17-0x0000000000F10000-0x0000000000F50000-memory.dmp
    Filesize

    256KB

  • memory/2144-32-0x0000000074500000-0x0000000074BEE000-memory.dmp
    Filesize

    6.9MB