Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-05-2024 01:02

General

  • Target

    07c587b55d31f915af93c53896bce53e79d91a72609590f37acfa4457315dff4.exe

  • Size

    2.3MB

  • MD5

    e05072707e8bf8693a2fdbbf09ee5171

  • SHA1

    aa419828400cf6b684382a8a0d43d9551bafacb5

  • SHA256

    07c587b55d31f915af93c53896bce53e79d91a72609590f37acfa4457315dff4

  • SHA512

    1b8db09a65831e7cc6688feab6a1ab45612b28db0be72404ecd77fd67462ea8915742941dc32b65a7cb5bc689f7c18da1d1602a68f50b778da94bfb6d276c945

  • SSDEEP

    49152:Figf68sOtnjOXpR4k9lYFHA2tZwLRm8qyt:Fio6Lpl94HdjsRjq

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.sturmsgroup.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    y[/wk46uE}y(|Xn[

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#.

  • Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
  • Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 1 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
  • 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\07c587b55d31f915af93c53896bce53e79d91a72609590f37acfa4457315dff4.exe
    "C:\Users\Admin\AppData\Local\Temp\07c587b55d31f915af93c53896bce53e79d91a72609590f37acfa4457315dff4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3248
    • C:\Users\Admin\AppData\Local\Temp\07c587b55d31f915af93c53896bce53e79d91a72609590f37acfa4457315dff4.exe
      "C:\Users\Admin\AppData\Local\Temp\07c587b55d31f915af93c53896bce53e79d91a72609590f37acfa4457315dff4.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:744

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\07c587b55d31f915af93c53896bce53e79d91a72609590f37acfa4457315dff4.exe.log

    Filesize

    805B

    MD5

    58a9108e39c2ea50e65c23be3a9407cf

    SHA1

    fb21f7b9330aa1a77080a3243b81b49035102d7b

    SHA256

    6049be83020702896a539b5c8c13270add224d7b91b3ee0bebc328791b74a84b

    SHA512

    93804ee8a4560503e47c07f5fa4a959e23355a01aba406c103d339debc9b2b1d20a345cdbb8d8069dac97b9151f228cf559ac3dde1500e3484fba1a4126842bf

  • memory/744-4895-0x0000000074580000-0x0000000074D30000-memory.dmp

    Filesize

    7.7MB

  • memory/744-4897-0x0000000005720000-0x0000000005786000-memory.dmp

    Filesize

    408KB

  • memory/744-4898-0x0000000074580000-0x0000000074D30000-memory.dmp

    Filesize

    7.7MB

  • memory/744-4894-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/744-4902-0x0000000074580000-0x0000000074D30000-memory.dmp

    Filesize

    7.7MB

  • memory/744-4901-0x00000000070E0000-0x00000000070EA000-memory.dmp

    Filesize

    40KB

  • memory/744-4900-0x0000000006C60000-0x0000000006CFC000-memory.dmp

    Filesize

    624KB

  • memory/744-4899-0x0000000006B70000-0x0000000006BC0000-memory.dmp

    Filesize

    320KB

  • memory/3248-46-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-42-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-6-0x0000000005EF0000-0x0000000005F82000-memory.dmp

    Filesize

    584KB

  • memory/3248-28-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-34-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-24-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-52-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-50-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-70-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-64-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-62-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-60-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-68-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-66-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-58-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-56-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-48-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-4-0x0000000005B90000-0x0000000005DC0000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-40-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-38-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-36-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-54-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-44-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-5-0x00000000063A0000-0x0000000006944000-memory.dmp

    Filesize

    5.6MB

  • memory/3248-32-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-30-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-22-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-20-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-16-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-14-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-12-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-26-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-18-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-10-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-8-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-7-0x0000000005B90000-0x0000000005DBA000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-4887-0x0000000074580000-0x0000000074D30000-memory.dmp

    Filesize

    7.7MB

  • memory/3248-4889-0x00000000061F0000-0x000000000623C000-memory.dmp

    Filesize

    304KB

  • memory/3248-4888-0x0000000006180000-0x00000000061EC000-memory.dmp

    Filesize

    432KB

  • memory/3248-4896-0x0000000074580000-0x0000000074D30000-memory.dmp

    Filesize

    7.7MB

  • memory/3248-4890-0x00000000062D0000-0x0000000006324000-memory.dmp

    Filesize

    336KB

  • memory/3248-3-0x0000000074580000-0x0000000074D30000-memory.dmp

    Filesize

    7.7MB

  • memory/3248-2-0x00000000058F0000-0x0000000005B22000-memory.dmp

    Filesize

    2.2MB

  • memory/3248-1-0x0000000000C30000-0x0000000000E76000-memory.dmp

    Filesize

    2.3MB

  • memory/3248-0-0x000000007458E000-0x000000007458F000-memory.dmp

    Filesize

    4KB