Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-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 1 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.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 6 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 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⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3588
    • 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:2636
    • 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:4284

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_h4l5hecp.hyu.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/2636-51-0x0000000006F50000-0x0000000006F5A000-memory.dmp

    Filesize

    40KB

  • memory/2636-15-0x0000000004610000-0x0000000004646000-memory.dmp

    Filesize

    216KB

  • memory/2636-60-0x00000000750C0000-0x0000000075870000-memory.dmp

    Filesize

    7.7MB

  • memory/2636-23-0x00000000750C0000-0x0000000075870000-memory.dmp

    Filesize

    7.7MB

  • memory/2636-57-0x0000000007200000-0x0000000007208000-memory.dmp

    Filesize

    32KB

  • memory/2636-56-0x0000000007220000-0x000000000723A000-memory.dmp

    Filesize

    104KB

  • memory/2636-55-0x0000000007130000-0x0000000007144000-memory.dmp

    Filesize

    80KB

  • memory/2636-54-0x0000000007120000-0x000000000712E000-memory.dmp

    Filesize

    56KB

  • memory/2636-53-0x00000000070E0000-0x00000000070F1000-memory.dmp

    Filesize

    68KB

  • memory/2636-52-0x0000000007160000-0x00000000071F6000-memory.dmp

    Filesize

    600KB

  • memory/2636-22-0x0000000005570000-0x00000000058C4000-memory.dmp

    Filesize

    3.3MB

  • memory/2636-50-0x0000000006EE0000-0x0000000006EFA000-memory.dmp

    Filesize

    104KB

  • memory/2636-49-0x0000000007530000-0x0000000007BAA000-memory.dmp

    Filesize

    6.5MB

  • memory/2636-35-0x0000000005C10000-0x0000000005C5C000-memory.dmp

    Filesize

    304KB

  • memory/2636-16-0x0000000004C80000-0x00000000052A8000-memory.dmp

    Filesize

    6.2MB

  • memory/2636-17-0x00000000750C0000-0x0000000075870000-memory.dmp

    Filesize

    7.7MB

  • memory/2636-20-0x0000000004BE0000-0x0000000004C46000-memory.dmp

    Filesize

    408KB

  • memory/2636-19-0x0000000004B70000-0x0000000004BD6000-memory.dmp

    Filesize

    408KB

  • memory/2636-18-0x0000000004AD0000-0x0000000004AF2000-memory.dmp

    Filesize

    136KB

  • memory/2636-21-0x00000000750C0000-0x0000000075870000-memory.dmp

    Filesize

    7.7MB

  • memory/2636-48-0x0000000006DC0000-0x0000000006E63000-memory.dmp

    Filesize

    652KB

  • memory/2636-47-0x0000000006B40000-0x0000000006B5E000-memory.dmp

    Filesize

    120KB

  • memory/2636-37-0x0000000070AF0000-0x0000000070B3C000-memory.dmp

    Filesize

    304KB

  • memory/2636-36-0x0000000006B80000-0x0000000006BB2000-memory.dmp

    Filesize

    200KB

  • memory/2636-34-0x0000000005B80000-0x0000000005B9E000-memory.dmp

    Filesize

    120KB

  • memory/3588-4-0x00000000750C0000-0x0000000075870000-memory.dmp

    Filesize

    7.7MB

  • memory/3588-5-0x0000000004BC0000-0x0000000004BCA000-memory.dmp

    Filesize

    40KB

  • memory/3588-14-0x00000000750C0000-0x0000000075870000-memory.dmp

    Filesize

    7.7MB

  • memory/3588-2-0x0000000004FE0000-0x0000000005584000-memory.dmp

    Filesize

    5.6MB

  • memory/3588-3-0x0000000004B10000-0x0000000004BA2000-memory.dmp

    Filesize

    584KB

  • memory/3588-1-0x00000000000D0000-0x000000000015E000-memory.dmp

    Filesize

    568KB

  • memory/3588-6-0x0000000004ED0000-0x0000000004EE2000-memory.dmp

    Filesize

    72KB

  • memory/3588-0-0x00000000750CE000-0x00000000750CF000-memory.dmp

    Filesize

    4KB

  • memory/3588-10-0x0000000009280000-0x000000000931C000-memory.dmp

    Filesize

    624KB

  • memory/3588-9-0x0000000006B40000-0x0000000006BA8000-memory.dmp

    Filesize

    416KB

  • memory/3588-8-0x00000000750C0000-0x0000000075870000-memory.dmp

    Filesize

    7.7MB

  • memory/3588-7-0x00000000750CE000-0x00000000750CF000-memory.dmp

    Filesize

    4KB

  • memory/4284-13-0x00000000750C0000-0x0000000075870000-memory.dmp

    Filesize

    7.7MB

  • memory/4284-24-0x00000000750C0000-0x0000000075870000-memory.dmp

    Filesize

    7.7MB

  • memory/4284-11-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/4284-61-0x00000000750C0000-0x0000000075870000-memory.dmp

    Filesize

    7.7MB

  • memory/4284-62-0x00000000750C0000-0x0000000075870000-memory.dmp

    Filesize

    7.7MB

  • memory/4284-63-0x0000000006650000-0x00000000066A0000-memory.dmp

    Filesize

    320KB

  • memory/4284-64-0x0000000006870000-0x0000000006A32000-memory.dmp

    Filesize

    1.8MB