Analysis

  • max time kernel
    28s
  • max time network
    113s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    02-06-2023 09:16

General

  • Target

    SD0098654578000.exe

  • Size

    239KB

  • MD5

    5770029a5220d4815065acdd4cd9d610

  • SHA1

    1fe65c7fbc10c0ae57c3fa3dad0fc412571e7bfa

  • SHA256

    54933171115c3b98a0e26bfc0e2cb7b2d5e5affa1a99970980cc9bb9599329b3

  • SHA512

    acabf3b97e9bdcd4ef7553f2149e9cfb90e1d61f8b78a4d1145657c7f55fd7b1a150def5869b0d3da16b4e3fde361a5e492d12eaa6f1bc6ecbb8e86084be326a

  • SSDEEP

    6144:V9EfkK97Xtc5abtJINZzZLywEtVpisJv0HpESnMuVy:V9Efk+Xtt4zZLywGVBu+SM+

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.sienkakupeste.com
  • Port:
    587
  • Username:
    info@sienkakupeste.com
  • Password:
    010203sienka++
  • Email To:
    saleseuropower2@yandex.com

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 7 IoCs
  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • 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 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SD0098654578000.exe
    "C:\Users\Admin\AppData\Local\Temp\SD0098654578000.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2024
    • C:\Users\Admin\AppData\Local\Temp\SD0098654578000.exe
      "C:\Users\Admin\AppData\Local\Temp\SD0098654578000.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:888

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

2
T1081

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/888-60-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/888-57-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/888-58-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/888-59-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/888-61-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/888-62-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/888-64-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/888-66-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/888-67-0x0000000004A80000-0x0000000004AC0000-memory.dmp
    Filesize

    256KB

  • memory/888-68-0x0000000004A80000-0x0000000004AC0000-memory.dmp
    Filesize

    256KB

  • memory/2024-55-0x00000000003B0000-0x00000000003E8000-memory.dmp
    Filesize

    224KB

  • memory/2024-56-0x0000000000290000-0x000000000029A000-memory.dmp
    Filesize

    40KB

  • memory/2024-54-0x0000000001270000-0x00000000012B0000-memory.dmp
    Filesize

    256KB