Analysis

  • max time kernel
    85s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    28-03-2023 02:28

General

  • Target

    SecuriteInfo.com.Trojan-Spy.Keylogger.Snake.23251.26612.exe

  • Size

    679KB

  • MD5

    673e2ecfd22ac29bdd80c0f6174a7d21

  • SHA1

    d1b0b95fed88562bca215e04799f426ae63fb157

  • SHA256

    120623ba7db0aff809f92ba166a384206c2fa77586f294545d2ba3ca4fe497b5

  • SHA512

    c1e2dedceeea00a4d7dc0f711ff9c6f22142593f7202955c9b18d587c32cf6dbbd63fcb702855bfd7584148708902eaa59ebc243932b5d80cc3a665044faa41a

  • SSDEEP

    12288:cte96xHFU0teCyfeYUCDLk27xn8Ru14eVEJ3L41HcNSB:Ee9AdeCULn+uChg

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    origin5mtp@yandex.com
  • Password:
    exsdqceuklyvsavo
  • Email To:
    origin5mtp@yandex.com

Signatures

  • AgentTesla

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

  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • 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
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 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\SecuriteInfo.com.Trojan-Spy.Keylogger.Snake.23251.26612.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan-Spy.Keylogger.Snake.23251.26612.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1372
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan-Spy.Keylogger.Snake.23251.26612.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan-Spy.Keylogger.Snake.23251.26612.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:532

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/532-65-0x0000000000400000-0x0000000000430000-memory.dmp
    Filesize

    192KB

  • memory/532-73-0x0000000004F70000-0x0000000004FB0000-memory.dmp
    Filesize

    256KB

  • memory/532-72-0x0000000000400000-0x0000000000430000-memory.dmp
    Filesize

    192KB

  • memory/532-71-0x0000000000400000-0x0000000000430000-memory.dmp
    Filesize

    192KB

  • memory/532-70-0x0000000000400000-0x0000000000430000-memory.dmp
    Filesize

    192KB

  • memory/532-69-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp
    Filesize

    4KB

  • memory/532-67-0x0000000000400000-0x0000000000430000-memory.dmp
    Filesize

    192KB

  • memory/532-68-0x0000000000400000-0x0000000000430000-memory.dmp
    Filesize

    192KB

  • memory/532-66-0x0000000000400000-0x0000000000430000-memory.dmp
    Filesize

    192KB

  • memory/1372-59-0x0000000004EC0000-0x0000000004F00000-memory.dmp
    Filesize

    256KB

  • memory/1372-64-0x00000000006B0000-0x00000000006B6000-memory.dmp
    Filesize

    24KB

  • memory/1372-63-0x0000000000620000-0x000000000063A000-memory.dmp
    Filesize

    104KB

  • memory/1372-62-0x0000000004EC0000-0x0000000004F00000-memory.dmp
    Filesize

    256KB

  • memory/1372-61-0x0000000004EC0000-0x0000000004F00000-memory.dmp
    Filesize

    256KB

  • memory/1372-60-0x0000000004EC0000-0x0000000004F00000-memory.dmp
    Filesize

    256KB

  • memory/1372-54-0x0000000001080000-0x0000000001130000-memory.dmp
    Filesize

    704KB

  • memory/1372-58-0x0000000004EC0000-0x0000000004F00000-memory.dmp
    Filesize

    256KB

  • memory/1372-57-0x0000000004EC0000-0x0000000004F00000-memory.dmp
    Filesize

    256KB

  • memory/1372-56-0x0000000000560000-0x0000000000578000-memory.dmp
    Filesize

    96KB

  • memory/1372-55-0x00000000005D0000-0x000000000061A000-memory.dmp
    Filesize

    296KB