Analysis

  • max time kernel
    120s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07-11-2024 14:18

General

  • Target

    3bd3c438394939146b7e081e05cd0973bcc7c7d01f624502f70ff7f7da986a41.exe

  • Size

    642KB

  • MD5

    7be3d79e9d8bf37c8c916db52c789949

  • SHA1

    84f475bb3875792f46eb976393fd5cbec864f105

  • SHA256

    3bd3c438394939146b7e081e05cd0973bcc7c7d01f624502f70ff7f7da986a41

  • SHA512

    22315acb0ac1b251aa596a12b2430b926c1a43840bf92485e4e37f2bbe1734e50e16ae2bb3d90b531228f1255d1078e6f66e4ac478b3f15d151cc53998714588

  • SSDEEP

    12288:WKhc0/wOwOH4SG7Rwhhp/+KD1mA7IhIP5s1mW5/HOuf+Dp0:zyu68AI1mecIP5Jy/OumC

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    kashmirestore.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    c%P+6,(]YFvP

Extracted

Family

vipkeylogger

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 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
  • 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 4 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3bd3c438394939146b7e081e05cd0973bcc7c7d01f624502f70ff7f7da986a41.exe
    "C:\Users\Admin\AppData\Local\Temp\3bd3c438394939146b7e081e05cd0973bcc7c7d01f624502f70ff7f7da986a41.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1580
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\geuFCENEfvnCc.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2772
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\geuFCENEfvnCc" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3A33.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2900
    • C:\Users\Admin\AppData\Local\Temp\3bd3c438394939146b7e081e05cd0973bcc7c7d01f624502f70ff7f7da986a41.exe
      "C:\Users\Admin\AppData\Local\Temp\3bd3c438394939146b7e081e05cd0973bcc7c7d01f624502f70ff7f7da986a41.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:2592

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp3A33.tmp

    Filesize

    1KB

    MD5

    002993f023d2f0b980964a6f222a65c8

    SHA1

    3367bce28466973e8fee456ed82a23dfc7775fdf

    SHA256

    facaf82ddfd79937e9455fa27e5d1fd8d4ae7dca54c69a50ef8397c537345117

    SHA512

    aa409d4295e25bb939e1be250e306373fcfccb8e7851d60448a6d699b8f13c4d546ab9f3e19974886cda1fa0b384ca597ceac690774cf5a32946670b496ba1d7

  • memory/1580-24-0x0000000074570000-0x0000000074C5E000-memory.dmp

    Filesize

    6.9MB

  • memory/1580-1-0x0000000000280000-0x0000000000326000-memory.dmp

    Filesize

    664KB

  • memory/1580-2-0x0000000074570000-0x0000000074C5E000-memory.dmp

    Filesize

    6.9MB

  • memory/1580-3-0x00000000005C0000-0x00000000005CE000-memory.dmp

    Filesize

    56KB

  • memory/1580-4-0x000000007457E000-0x000000007457F000-memory.dmp

    Filesize

    4KB

  • memory/1580-5-0x0000000074570000-0x0000000074C5E000-memory.dmp

    Filesize

    6.9MB

  • memory/1580-6-0x0000000005220000-0x00000000052AC000-memory.dmp

    Filesize

    560KB

  • memory/1580-0-0x000000007457E000-0x000000007457F000-memory.dmp

    Filesize

    4KB

  • memory/2592-21-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2592-22-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2592-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2592-18-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2592-16-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2592-14-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2592-12-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2592-23-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB