Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25-09-2024 13:24

General

  • Target

    Teklifformu_Ekinoks LS 1087251 04-00000152.exe

  • Size

    545KB

  • MD5

    752c58548ee76d6732517c7d9f829df8

  • SHA1

    2f17dd9ff173034bc12621c0b35a5b2128b30ad7

  • SHA256

    1c9a030db393a1bba1b147b39f3a612e2babe9594b406449d40cdcaf374d32cd

  • SHA512

    0061e07587eb8b2d3ee468bfb08bcc46087ff18621f758467d89965ea2a0441a990132be32d35161b4f6ed2e067354361b2034653079059fad765dcc53260c7e

  • SSDEEP

    12288:lrt8bQbCqT7OqsqehMWPdQ+ToC7F4CgPo5a4:UIXqqYhM4dFoSgw5a4

Malware Config

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 5 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • 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.

  • 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Teklifformu_Ekinoks LS 1087251 04-00000152.exe
    "C:\Users\Admin\AppData\Local\Temp\Teklifformu_Ekinoks LS 1087251 04-00000152.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2252
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Teklifformu_Ekinoks LS 1087251 04-00000152.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1032
    • C:\Users\Admin\AppData\Local\Temp\Teklifformu_Ekinoks LS 1087251 04-00000152.exe
      "C:\Users\Admin\AppData\Local\Temp\Teklifformu_Ekinoks LS 1087251 04-00000152.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2096

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2096-11-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2096-26-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2096-25-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2096-21-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2096-22-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2096-7-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2096-9-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2096-19-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2096-17-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2096-15-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2096-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2096-12-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2252-5-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2252-6-0x0000000005790000-0x00000000057F8000-memory.dmp

    Filesize

    416KB

  • memory/2252-0-0x00000000740FE000-0x00000000740FF000-memory.dmp

    Filesize

    4KB

  • memory/2252-20-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2252-4-0x00000000740FE000-0x00000000740FF000-memory.dmp

    Filesize

    4KB

  • memory/2252-3-0x00000000006A0000-0x00000000006B2000-memory.dmp

    Filesize

    72KB

  • memory/2252-2-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2252-1-0x0000000000340000-0x00000000003CE000-memory.dmp

    Filesize

    568KB