Analysis

  • max time kernel
    140s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-05-2024 08:34

General

  • Target

    Dekont.pdf.exe

  • Size

    2.7MB

  • MD5

    1838b0d77116ac4d54515f316c4ab532

  • SHA1

    b17495dc6aa2f72c67d5cdb9744f23e79fbb59b3

  • SHA256

    389d986a90326bd042f4ad223f23d221a6f6f98947b05a8e4bd9ac962b42a245

  • SHA512

    2ef32507f5a07d6b5ed78209be08036ec53d1c93c7cb9f7214656b60073f580de3e9dc0a46caa5f86906a5ed4e2b8c4146a8f086abb6dbafc6a19ef0c1c83d69

  • SSDEEP

    49152:+6l+Mj9OUCyLM6z0ugksTyoNvLgNze5bRQ7uPlul9Al0y4KSQ3GNJ6ySQCPF:nAoOU7LM6z0uKDkehy7wMbau6ySQCP

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.gencoldfire.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    %j#!%z2b/?qM68K#

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Detect ZGRat V1 34 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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.

  • 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 use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Dekont.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Dekont.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3624
    • C:\Users\Admin\AppData\Local\Temp\Dekont.pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\Dekont.pdf.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3612

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Dekont.pdf.exe.log

    Filesize

    805B

    MD5

    4b74e933d78bd5e8fb1cc4653fb2133c

    SHA1

    f6e931eec700fa325bd40c3adc6f1c0eba806066

    SHA256

    fd99bed17853f5ad196ca6d4a62f5e2405fbdf5b98cbf45af8b7cef83e4bcec3

    SHA512

    b56ff89eff1a757a87dcb875206ae92d39ffdb5adf638600c21bc7c76ff4cc25502ae1060716488c7ed1641f8cdfad2a320443b7b4d9f09808eb86eb87f351ec

  • memory/3612-4895-0x0000000074E10000-0x00000000755C0000-memory.dmp

    Filesize

    7.7MB

  • memory/3612-4896-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3612-4897-0x0000000005450000-0x00000000054B6000-memory.dmp

    Filesize

    408KB

  • memory/3612-4898-0x0000000074E10000-0x00000000755C0000-memory.dmp

    Filesize

    7.7MB

  • memory/3612-4902-0x0000000074E10000-0x00000000755C0000-memory.dmp

    Filesize

    7.7MB

  • memory/3612-4901-0x0000000006CD0000-0x0000000006CDA000-memory.dmp

    Filesize

    40KB

  • memory/3612-4900-0x0000000006AD0000-0x0000000006B6C000-memory.dmp

    Filesize

    624KB

  • memory/3612-4899-0x00000000069E0000-0x0000000006A30000-memory.dmp

    Filesize

    320KB

  • memory/3624-20-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-8-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-6-0x0000000007F10000-0x0000000007FA2000-memory.dmp

    Filesize

    584KB

  • memory/3624-26-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-24-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-40-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-46-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-44-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-66-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-42-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-38-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-36-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-34-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-32-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-30-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-28-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-22-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-4-0x0000000007CE0000-0x0000000007F10000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-18-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-16-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-14-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-12-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-10-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-5-0x00000000084C0000-0x0000000008A64000-memory.dmp

    Filesize

    5.6MB

  • memory/3624-7-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-70-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-68-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-64-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-62-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-60-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-58-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-56-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-54-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-52-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-50-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-49-0x0000000007CE0000-0x0000000007F0A000-memory.dmp

    Filesize

    2.2MB

  • memory/3624-4887-0x0000000074E10000-0x00000000755C0000-memory.dmp

    Filesize

    7.7MB

  • memory/3624-4888-0x00000000080B0000-0x000000000811C000-memory.dmp

    Filesize

    432KB

  • memory/3624-3-0x00000000053F0000-0x0000000005848000-memory.dmp

    Filesize

    4.3MB

  • memory/3624-2-0x0000000074E10000-0x00000000755C0000-memory.dmp

    Filesize

    7.7MB

  • memory/3624-1-0x0000000000050000-0x0000000000304000-memory.dmp

    Filesize

    2.7MB

  • memory/3624-0-0x0000000074E1E000-0x0000000074E1F000-memory.dmp

    Filesize

    4KB

  • memory/3624-4889-0x0000000008120000-0x000000000816C000-memory.dmp

    Filesize

    304KB

  • memory/3624-4890-0x0000000008170000-0x00000000081C4000-memory.dmp

    Filesize

    336KB

  • memory/3624-4894-0x0000000074E10000-0x00000000755C0000-memory.dmp

    Filesize

    7.7MB