Analysis

  • max time kernel
    103s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-11-2024 16:39

General

  • Target

    Shipping documents 0000933349450065096000.exe

  • Size

    284KB

  • MD5

    10cc03882e85151ad4ca3db541f81cf3

  • SHA1

    be6b86b006b887fdc5abee6e64a25b5f237445a0

  • SHA256

    f2da88c88866585358047c6e08c8fd9c01178c3c8ec61345180d8335c68f3bb7

  • SHA512

    6cdce4f6a27b565d938adfeb59dbc8e9e3e2ed02d86281f62ce7de82febe71c45520bf13ce1834c9662fbf13880ff714227635399c6dce1bc43048852b2abc18

  • SSDEEP

    6144:UYRl7vMcPxo+C0Kl9D7k0UjHCHjQ9mHHa1gNC33FLkvKoNGJxmEa2QUkeS/op+:T4cY1DRUeHjomHHGgN7vKopwQReS/v

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.concaribe.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    ro}UWgz#!38E

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.concaribe.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    ro}UWgz#!38E

Signatures

  • AgentTesla

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

  • Agenttesla family
  • 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 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 3 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Shipping documents 0000933349450065096000.exe
    "C:\Users\Admin\AppData\Local\Temp\Shipping documents 0000933349450065096000.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • System Network Configuration Discovery: Internet Connection Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2856
    • C:\Users\Admin\AppData\Local\Temp\Shipping documents 0000933349450065096000.exe
      "C:\Users\Admin\AppData\Local\Temp\Shipping documents 0000933349450065096000.exe"
      2⤵
      • System Network Configuration Discovery: Internet Connection Discovery
      PID:3604
    • C:\Users\Admin\AppData\Local\Temp\Shipping documents 0000933349450065096000.exe
      "C:\Users\Admin\AppData\Local\Temp\Shipping documents 0000933349450065096000.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3920

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2856-6-0x0000000004FA0000-0x0000000004FE8000-memory.dmp

    Filesize

    288KB

  • memory/2856-0-0x0000000074CFE000-0x0000000074CFF000-memory.dmp

    Filesize

    4KB

  • memory/2856-2-0x0000000005500000-0x0000000005AA4000-memory.dmp

    Filesize

    5.6MB

  • memory/2856-3-0x0000000004FF0000-0x0000000005082000-memory.dmp

    Filesize

    584KB

  • memory/2856-4-0x0000000004F90000-0x0000000004F9A000-memory.dmp

    Filesize

    40KB

  • memory/2856-5-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/2856-1-0x00000000006D0000-0x000000000071E000-memory.dmp

    Filesize

    312KB

  • memory/2856-11-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/3920-8-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/3920-9-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/3920-10-0x0000000005690000-0x00000000056F6000-memory.dmp

    Filesize

    408KB

  • memory/3920-7-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3920-12-0x0000000006D00000-0x0000000006D50000-memory.dmp

    Filesize

    320KB

  • memory/3920-13-0x0000000006DF0000-0x0000000006E8C000-memory.dmp

    Filesize

    624KB

  • memory/3920-14-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB