Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    19-01-2024 01:32

General

  • Target

    bd78ecae205703d7efa045dfd85bd9e73854fc19ed71ce8acb8d1342ef083bcf.exe

  • Size

    748KB

  • MD5

    5b9ceef22111f9ec198bf344d83234a7

  • SHA1

    23cb7d9f8e07555e0be0ac70d319239889935efa

  • SHA256

    bd78ecae205703d7efa045dfd85bd9e73854fc19ed71ce8acb8d1342ef083bcf

  • SHA512

    45468b256f6220df19e1a269b85e9a0eeafcfb92197e8eed8d6773e279a9e412080648944428ee75147cbaa4060c71e6d43198058ce77081034758cbe8ae9c0f

  • SSDEEP

    12288:vWqgEzCB2s2iNhJz/IIHF3fKqHhGnr4ni/nfInjShUzjwXYGGfLnSu9wRJcpgRA5:u9B2s1HJz/IIHFv9HhGHIjxjTLnSX4lX

Malware Config

Extracted

Family

agenttesla

C2

https://discord.com/api/webhooks/1196962573875150888/uiR26GxnjfNsvDbrPs34TCrjUNi1WqhmHRN7yRWGpoyzDBCEuGc6ReSbQiffUiBHk3pf

Signatures

  • AgentTesla

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

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bd78ecae205703d7efa045dfd85bd9e73854fc19ed71ce8acb8d1342ef083bcf.exe
    "C:\Users\Admin\AppData\Local\Temp\bd78ecae205703d7efa045dfd85bd9e73854fc19ed71ce8acb8d1342ef083bcf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3044
    • C:\Users\Admin\AppData\Local\Temp\bd78ecae205703d7efa045dfd85bd9e73854fc19ed71ce8acb8d1342ef083bcf.exe
      "C:\Users\Admin\AppData\Local\Temp\bd78ecae205703d7efa045dfd85bd9e73854fc19ed71ce8acb8d1342ef083bcf.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2116

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2116-22-0x0000000074BE0000-0x00000000752CE000-memory.dmp

    Filesize

    6.9MB

  • memory/2116-20-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2116-9-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2116-24-0x0000000074BE0000-0x00000000752CE000-memory.dmp

    Filesize

    6.9MB

  • memory/2116-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2116-18-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2116-23-0x00000000047D0000-0x0000000004810000-memory.dmp

    Filesize

    256KB

  • memory/2116-12-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2116-25-0x00000000047D0000-0x0000000004810000-memory.dmp

    Filesize

    256KB

  • memory/2116-16-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2116-7-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2116-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3044-21-0x0000000074BE0000-0x00000000752CE000-memory.dmp

    Filesize

    6.9MB

  • memory/3044-1-0x0000000074BE0000-0x00000000752CE000-memory.dmp

    Filesize

    6.9MB

  • memory/3044-6-0x0000000005D30000-0x0000000005DAC000-memory.dmp

    Filesize

    496KB

  • memory/3044-0-0x0000000000200000-0x00000000002C2000-memory.dmp

    Filesize

    776KB

  • memory/3044-5-0x00000000003A0000-0x00000000003AE000-memory.dmp

    Filesize

    56KB

  • memory/3044-4-0x0000000001E80000-0x0000000001E8A000-memory.dmp

    Filesize

    40KB

  • memory/3044-3-0x0000000001E60000-0x0000000001E80000-memory.dmp

    Filesize

    128KB

  • memory/3044-2-0x0000000004E10000-0x0000000004E50000-memory.dmp

    Filesize

    256KB