Analysis

  • max time kernel
    122s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/02/2025, 21:33

General

  • Target

    INV.exe

  • Size

    785KB

  • MD5

    6f6bd4f765b048c7a58c68e7293024ad

  • SHA1

    100a27316219257dfba134c3e62371978ab71dee

  • SHA256

    52d2efe5c3788bd0e364e13cc0dbf7ad049aecab204f4032acded2c75c28c4a9

  • SHA512

    af27bab8159a4ee7a1e009656a0e9b6a482aaaf9d315cd6264517d6b8689fc796db5c208a39b9fe4077acd2ab5e832daf3cf18227c28d3e6e3260ed0cdbc24cc

  • SSDEEP

    12288:9wrxQOrPOZVJHK66J/O2e/xzmD75CLL9w2HMt6J/sEaYjdT5lnSBJ:9c0VJ6J/OL/ZmD75ibFaoFl

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot8105864443:AAG0t_w0l1AtL3uv_XoOBi0uESWJlCjvFyg/sendMessage?chat_id=739441159

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.

  • 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 3 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\INV.exe
    "C:\Users\Admin\AppData\Local\Temp\INV.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:2212
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\mZIoGLX.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4796
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\mZIoGLX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1D0.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1916
    • C:\Users\Admin\AppData\Local\Temp\INV.exe
      "C:\Users\Admin\AppData\Local\Temp\INV.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:3340

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0fdz33e3.dhc.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp1D0.tmp

    Filesize

    1KB

    MD5

    abe50e00dec7d1973dc5edc4248aa6c4

    SHA1

    3888df7c8f3b82502dd0dfef15de577b5030de91

    SHA256

    fef7274a48cab3d75b7da25f8f8d4066cbb02bffa66247ae874dc1cddada0bad

    SHA512

    98551525baa6f8afb55a931436d7831e33477b78832cccbbbd56fb147a8de1dc26dda22fa390883213d5ec1f8d3823e3ddf440f55b0629d8bca3da0e0a63232f

  • memory/2212-10-0x000000000C000000-0x000000000C09C000-memory.dmp

    Filesize

    624KB

  • memory/2212-23-0x0000000075250000-0x0000000075A00000-memory.dmp

    Filesize

    7.7MB

  • memory/2212-4-0x0000000004F50000-0x0000000004F5A000-memory.dmp

    Filesize

    40KB

  • memory/2212-5-0x0000000075250000-0x0000000075A00000-memory.dmp

    Filesize

    7.7MB

  • memory/2212-6-0x0000000005110000-0x000000000512E000-memory.dmp

    Filesize

    120KB

  • memory/2212-7-0x000000007525E000-0x000000007525F000-memory.dmp

    Filesize

    4KB

  • memory/2212-8-0x0000000075250000-0x0000000075A00000-memory.dmp

    Filesize

    7.7MB

  • memory/2212-9-0x00000000049A0000-0x0000000004A2E000-memory.dmp

    Filesize

    568KB

  • memory/2212-0-0x000000007525E000-0x000000007525F000-memory.dmp

    Filesize

    4KB

  • memory/2212-3-0x0000000004F80000-0x0000000005012000-memory.dmp

    Filesize

    584KB

  • memory/2212-2-0x0000000005530000-0x0000000005AD4000-memory.dmp

    Filesize

    5.6MB

  • memory/2212-1-0x00000000005F0000-0x00000000006BA000-memory.dmp

    Filesize

    808KB

  • memory/3340-68-0x00000000070C0000-0x00000000075EC000-memory.dmp

    Filesize

    5.2MB

  • memory/3340-19-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/3340-65-0x0000000075250000-0x0000000075A00000-memory.dmp

    Filesize

    7.7MB

  • memory/3340-21-0x0000000075250000-0x0000000075A00000-memory.dmp

    Filesize

    7.7MB

  • memory/3340-66-0x00000000069C0000-0x0000000006B82000-memory.dmp

    Filesize

    1.8MB

  • memory/3340-24-0x0000000075250000-0x0000000075A00000-memory.dmp

    Filesize

    7.7MB

  • memory/3340-67-0x0000000006860000-0x00000000068B0000-memory.dmp

    Filesize

    320KB

  • memory/4796-31-0x0000000006010000-0x0000000006076000-memory.dmp

    Filesize

    408KB

  • memory/4796-54-0x0000000007A10000-0x0000000007A2A000-memory.dmp

    Filesize

    104KB

  • memory/4796-25-0x0000000005F70000-0x0000000005F92000-memory.dmp

    Filesize

    136KB

  • memory/4796-37-0x00000000061F0000-0x0000000006544000-memory.dmp

    Filesize

    3.3MB

  • memory/4796-38-0x00000000066E0000-0x00000000066FE000-memory.dmp

    Filesize

    120KB

  • memory/4796-39-0x0000000006720000-0x000000000676C000-memory.dmp

    Filesize

    304KB

  • memory/4796-40-0x0000000006CA0000-0x0000000006CD2000-memory.dmp

    Filesize

    200KB

  • memory/4796-41-0x0000000070E20000-0x0000000070E6C000-memory.dmp

    Filesize

    304KB

  • memory/4796-51-0x0000000006C80000-0x0000000006C9E000-memory.dmp

    Filesize

    120KB

  • memory/4796-52-0x0000000006CF0000-0x0000000006D93000-memory.dmp

    Filesize

    652KB

  • memory/4796-53-0x0000000008050000-0x00000000086CA000-memory.dmp

    Filesize

    6.5MB

  • memory/4796-32-0x0000000006080000-0x00000000060E6000-memory.dmp

    Filesize

    408KB

  • memory/4796-55-0x0000000007A80000-0x0000000007A8A000-memory.dmp

    Filesize

    40KB

  • memory/4796-56-0x0000000007C90000-0x0000000007D26000-memory.dmp

    Filesize

    600KB

  • memory/4796-57-0x0000000007C10000-0x0000000007C21000-memory.dmp

    Filesize

    68KB

  • memory/4796-58-0x0000000007C40000-0x0000000007C4E000-memory.dmp

    Filesize

    56KB

  • memory/4796-59-0x0000000007C50000-0x0000000007C64000-memory.dmp

    Filesize

    80KB

  • memory/4796-60-0x0000000007D50000-0x0000000007D6A000-memory.dmp

    Filesize

    104KB

  • memory/4796-61-0x0000000007D30000-0x0000000007D38000-memory.dmp

    Filesize

    32KB

  • memory/4796-64-0x0000000075250000-0x0000000075A00000-memory.dmp

    Filesize

    7.7MB

  • memory/4796-20-0x0000000005940000-0x0000000005F68000-memory.dmp

    Filesize

    6.2MB

  • memory/4796-18-0x0000000075250000-0x0000000075A00000-memory.dmp

    Filesize

    7.7MB

  • memory/4796-17-0x0000000075250000-0x0000000075A00000-memory.dmp

    Filesize

    7.7MB

  • memory/4796-15-0x0000000002DC0000-0x0000000002DF6000-memory.dmp

    Filesize

    216KB