Analysis

  • max time kernel
    162s
  • max time network
    170s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-03-2024 18:51

General

  • Target

    2222-main/sheyhST.exe

  • Size

    1.0MB

  • MD5

    a339a377abbfb9c0ee85652901cc67b3

  • SHA1

    cbafbcefd502b16d4661a2da17fc6d04b34ee0cb

  • SHA256

    0a0a341eb3849788273e62d2acd28de82942f01396c7543f85a5b8a8420e0c44

  • SHA512

    a43ae5d6cf03c96ae757bdb97521562c64e7248d73791ecfae1498df4e9b7401d359bba5e56a3ba2c16cc0e6f30cfc6b9c421667353cb4677b98977c0082282d

  • SSDEEP

    24576:JjE5gAVhhUF54clNf7+6uHAW92zt/sWu2BSMCqDoR4E:go54clgLH+tkWJ0Nj

Score
10/10

Malware Config

Signatures

  • Detects Echelon Stealer payload 1 IoCs
  • Echelon

    Echelon is a .NET stealer that targets passwords from browsers, email and cryptocurrency clients.

  • 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 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2222-main\sheyhST.exe
    "C:\Users\Admin\AppData\Local\Temp\2222-main\sheyhST.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4472

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\XVRNVH078BFBFF000306D204113D7932\32078BFBFF000306D204113D79XVRNVH\Browsers\Passwords\Passwords_Edge.txt

    Filesize

    426B

    MD5

    42fa959509b3ed7c94c0cf3728b03f6d

    SHA1

    661292176640beb0b38dc9e7a462518eb592d27d

    SHA256

    870ef3d2370932a8938faa60abd47d75ea0af98bfa11c82ae8efe9e94fd8be00

    SHA512

    7def291737d081c93d0cc38ac8d3062fd34d93b68d191eb0d54e9857e0c0afdbcd241471a2e10c28ce8db3b1d1ae0dba2ef6f609cfe8a1e8fe1dd103dba80007

  • memory/4472-0-0x0000000000B10000-0x0000000000C16000-memory.dmp

    Filesize

    1.0MB

  • memory/4472-1-0x00007FF87ACE0000-0x00007FF87B7A1000-memory.dmp

    Filesize

    10.8MB

  • memory/4472-2-0x000000001C830000-0x000000001C840000-memory.dmp

    Filesize

    64KB

  • memory/4472-3-0x0000000003750000-0x00000000037C6000-memory.dmp

    Filesize

    472KB

  • memory/4472-71-0x00007FF87ACE0000-0x00007FF87B7A1000-memory.dmp

    Filesize

    10.8MB