Analysis

  • max time kernel
    118s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    12/10/2023, 12:22

General

  • Target

    132c3c334f0c7c02b5cd1aeb6c89ae8b7355c07d4c1683f3287168188cd958ea_JC.exe

  • Size

    980KB

  • MD5

    41fb928ba68387772e403c843854bcce

  • SHA1

    d076e78785373e33b5476bdcc1a71beb10c7cbdd

  • SHA256

    132c3c334f0c7c02b5cd1aeb6c89ae8b7355c07d4c1683f3287168188cd958ea

  • SHA512

    43d05ec1488b3e6b37c782130b9612c9d5db7947e31acc8293badad38938030eb672ca2dc504432946f9d661a099fb02253dc6db7e1176754f22ffc6694eeed4

  • SSDEEP

    12288:+AfDuHOXwd0wwSWbj3eIiL9mjcJURhdh8lUCCGWFWV42+juCpzU1tpRJKltk/Z:+gWSwBWbjuvmzRhMcNaD9x

Malware Config

Extracted

Family

agenttesla

C2

https://discord.com/api/webhooks/1150868317029023815/cT6u46fA3REOAlZKgnGhenvlyBkS2aXAuSOeMy71MU-CPTLC2dPDTvQxc4lMobWH2PYW

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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\132c3c334f0c7c02b5cd1aeb6c89ae8b7355c07d4c1683f3287168188cd958ea_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\132c3c334f0c7c02b5cd1aeb6c89ae8b7355c07d4c1683f3287168188cd958ea_JC.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1936
    • C:\Users\Admin\AppData\Local\Temp\132c3c334f0c7c02b5cd1aeb6c89ae8b7355c07d4c1683f3287168188cd958ea_JC.exe
      "C:\Users\Admin\AppData\Local\Temp\132c3c334f0c7c02b5cd1aeb6c89ae8b7355c07d4c1683f3287168188cd958ea_JC.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2748

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1936-1-0x00000000746D0000-0x0000000074DBE000-memory.dmp

    Filesize

    6.9MB

  • memory/1936-0-0x0000000010230000-0x000000001032C000-memory.dmp

    Filesize

    1008KB

  • memory/1936-2-0x0000000004C40000-0x0000000004C80000-memory.dmp

    Filesize

    256KB

  • memory/1936-3-0x0000000000310000-0x0000000000328000-memory.dmp

    Filesize

    96KB

  • memory/1936-4-0x00000000746D0000-0x0000000074DBE000-memory.dmp

    Filesize

    6.9MB

  • memory/1936-5-0x0000000004C40000-0x0000000004C80000-memory.dmp

    Filesize

    256KB

  • memory/1936-6-0x00000000002F0000-0x00000000002FA000-memory.dmp

    Filesize

    40KB

  • memory/1936-7-0x0000000005EA0000-0x0000000005F1C000-memory.dmp

    Filesize

    496KB

  • memory/1936-21-0x00000000746D0000-0x0000000074DBE000-memory.dmp

    Filesize

    6.9MB

  • memory/2748-10-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2748-9-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2748-12-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2748-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2748-16-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2748-18-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2748-20-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2748-8-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2748-22-0x00000000746D0000-0x0000000074DBE000-memory.dmp

    Filesize

    6.9MB

  • memory/2748-23-0x00000000048E0000-0x0000000004920000-memory.dmp

    Filesize

    256KB

  • memory/2748-24-0x00000000746D0000-0x0000000074DBE000-memory.dmp

    Filesize

    6.9MB

  • memory/2748-25-0x00000000048E0000-0x0000000004920000-memory.dmp

    Filesize

    256KB