Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    65s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    10/11/2024, 13:39

General

  • Target

    2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1N.exe

  • Size

    721KB

  • MD5

    676e09400b07f151e4e402284e88b8c0

  • SHA1

    f5ac11d146a72e002ff5bdc1627750d6742b1f22

  • SHA256

    2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1

  • SHA512

    6b754b38f27f092068e5847605dead0f0347decf92043dfba6f73a77f786e5040204cb9d7f20197eeed7737ddaf015d93d543861d5d2504a986e5389907570ff

  • SSDEEP

    12288:E1xZ5n0179tQbEeX/zYM28x7JsAzZTgkjb+UQf6KdSM2g7ocst3BlVU7doThdUD2:jt0//P2A7KAx+dT2g7ohRl6poThu5a4e

Malware Config

Extracted

Family

vipkeylogger

Credentials

Signatures

  • VIPKeylogger

    VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

  • Vipkeylogger family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 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
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1N.exe
    "C:\Users\Admin\AppData\Local\Temp\2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2724
    • 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\2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1N.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2816
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\EtFGdzr.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2576
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\EtFGdzr" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAE49.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2592
    • C:\Users\Admin\AppData\Local\Temp\2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1N.exe
      "C:\Users\Admin\AppData\Local\Temp\2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1N.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:864

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpAE49.tmp

    Filesize

    1KB

    MD5

    928869393da67c32dddde2837f17b24a

    SHA1

    19ecccfc1cd1689d96603822acaeaa25a668371a

    SHA256

    941992d407d1ae3d678ad9192af569b15b06ebfd6000dbc9f1ed2f3172e539fe

    SHA512

    e70435f8b5ab11df72436d5ed7a711683ed1a10b2d0f3535d0616ee5260ea0d9232b4735169f9f96fbf201f8d31178e391da9c906bf6c31cd8a4e6b0a9b43370

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\XTS8K0WEQ43EIDM0HQQN.temp

    Filesize

    7KB

    MD5

    666ffb940cf04c9da153142e4765c561

    SHA1

    9fef02a8676234e4d3f75fd9e48bffdf2447b360

    SHA256

    49cbe461084d1c3762098cba064e6d8964abbdedc48a54cd3eca292021983029

    SHA512

    27b1d52b241197829c898605f032adad513c6dd84b8bdb2bf7fe5de41ad101da4874cb0d22e10ff6c001e047064efd8fb76f027a26539b17e651672205ab354f

  • memory/864-28-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/864-31-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/864-21-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/864-23-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/864-25-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/864-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/864-29-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/864-19-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2724-6-0x0000000000470000-0x00000000004FC000-memory.dmp

    Filesize

    560KB

  • memory/2724-1-0x0000000001130000-0x00000000011EA000-memory.dmp

    Filesize

    744KB

  • memory/2724-0-0x0000000073F4E000-0x0000000073F4F000-memory.dmp

    Filesize

    4KB

  • memory/2724-2-0x0000000073F40000-0x000000007462E000-memory.dmp

    Filesize

    6.9MB

  • memory/2724-3-0x00000000006C0000-0x00000000006DC000-memory.dmp

    Filesize

    112KB

  • memory/2724-5-0x0000000073F40000-0x000000007462E000-memory.dmp

    Filesize

    6.9MB

  • memory/2724-4-0x0000000073F4E000-0x0000000073F4F000-memory.dmp

    Filesize

    4KB

  • memory/2724-32-0x0000000073F40000-0x000000007462E000-memory.dmp

    Filesize

    6.9MB