Analysis

  • max time kernel
    118s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    24/10/2024, 01:21

General

  • Target

    326d05c29c46e6ca7f2f1a9b534d8a2ffb98a13f74f8f26fff2057ad1f8e0ca8.exe

  • Size

    774KB

  • MD5

    34cc9882e5f377e3cedc9cd76033afca

  • SHA1

    2fe1fb1c072b31f9df45170add68c6c7cf59d27d

  • SHA256

    326d05c29c46e6ca7f2f1a9b534d8a2ffb98a13f74f8f26fff2057ad1f8e0ca8

  • SHA512

    fc8c41243ee2fc468a2df74ec573ccb955a05b580ed7855c007079edbede6b2e4872de847b73d530809a67edb672ce9932b6be14309e300a32d05e4392c3b45e

  • SSDEEP

    12288:BJqGG8+FBxjYKsZAEEErsEKbRsuKJJtJ7e+fGR4o58gkR:dCF7URXr3K9stJi+fGGo5u

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7563060616:AAGgGu8pocoVNLzoow0Ge2U2GVDS9nDmL6Q/sendMessage?chat_id=7222025033

Signatures

  • VIPKeylogger

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\326d05c29c46e6ca7f2f1a9b534d8a2ffb98a13f74f8f26fff2057ad1f8e0ca8.exe
    "C:\Users\Admin\AppData\Local\Temp\326d05c29c46e6ca7f2f1a9b534d8a2ffb98a13f74f8f26fff2057ad1f8e0ca8.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2104
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\urzvuvVy.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2712
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\urzvuvVy" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF8C0.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1668
    • C:\Users\Admin\AppData\Local\Temp\326d05c29c46e6ca7f2f1a9b534d8a2ffb98a13f74f8f26fff2057ad1f8e0ca8.exe
      "C:\Users\Admin\AppData\Local\Temp\326d05c29c46e6ca7f2f1a9b534d8a2ffb98a13f74f8f26fff2057ad1f8e0ca8.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:2772

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpF8C0.tmp

    Filesize

    1KB

    MD5

    6862e536ca06e73419cc44137e744cb2

    SHA1

    fbbd34819595f29da8cf584b67ab3215bab6db71

    SHA256

    917f599c94ff76581dd26135f744c1200f9231fa79da216ef2c18655902c250a

    SHA512

    3ca6080705611b12a10e8a46dc9b3449dc5f47cd963b655b58c563dd1e8a5e5021fb834465435c3063557c361bf004e60b13f86e3a42f18069112bef1671ae54

  • memory/2104-27-0x0000000074790000-0x0000000074E7E000-memory.dmp

    Filesize

    6.9MB

  • memory/2104-1-0x0000000000190000-0x0000000000252000-memory.dmp

    Filesize

    776KB

  • memory/2104-2-0x0000000074790000-0x0000000074E7E000-memory.dmp

    Filesize

    6.9MB

  • memory/2104-3-0x0000000000570000-0x000000000058E000-memory.dmp

    Filesize

    120KB

  • memory/2104-4-0x000000007479E000-0x000000007479F000-memory.dmp

    Filesize

    4KB

  • memory/2104-5-0x0000000074790000-0x0000000074E7E000-memory.dmp

    Filesize

    6.9MB

  • memory/2104-6-0x00000000040D0000-0x000000000415C000-memory.dmp

    Filesize

    560KB

  • memory/2104-0-0x000000007479E000-0x000000007479F000-memory.dmp

    Filesize

    4KB

  • memory/2772-18-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2772-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2772-26-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2772-23-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2772-16-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2772-14-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2772-24-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2772-20-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB