Analysis

  • max time kernel
    139s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-11-2024 05:05

General

  • Target

    990e32f2b58b0c11d9998695169ab6a6b0825fc2c4c70d366eb2197360875edc.exe

  • Size

    678KB

  • MD5

    fdaef229d13c2bcc3e77d014e212df37

  • SHA1

    b3388caac9ac89e726d3071199db68bfb6ffd4e6

  • SHA256

    990e32f2b58b0c11d9998695169ab6a6b0825fc2c4c70d366eb2197360875edc

  • SHA512

    ad494c3d831d85130257121ab02abb317ecb6fe7880ff80279e96e8154cb1e85c241ec243927870edd839421e8ca1311ee982a0217107a864cc674d6121a9339

  • SSDEEP

    12288:/Pd/s0yUl5ptr5FbWfPSttY6fSqT6qLszevl4sGb9PDpYsgSYOhHOsKZ9xQG3it+:tVLDqSttfKIL8evlxGPYsgSzusizQft+

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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\990e32f2b58b0c11d9998695169ab6a6b0825fc2c4c70d366eb2197360875edc.exe
    "C:\Users\Admin\AppData\Local\Temp\990e32f2b58b0c11d9998695169ab6a6b0825fc2c4c70d366eb2197360875edc.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:404
    • 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\990e32f2b58b0c11d9998695169ab6a6b0825fc2c4c70d366eb2197360875edc.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2148
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ZcgrIFGxa.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4164
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZcgrIFGxa" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDD31.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:4236
    • C:\Users\Admin\AppData\Local\Temp\990e32f2b58b0c11d9998695169ab6a6b0825fc2c4c70d366eb2197360875edc.exe
      "C:\Users\Admin\AppData\Local\Temp\990e32f2b58b0c11d9998695169ab6a6b0825fc2c4c70d366eb2197360875edc.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:1012

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

    Filesize

    2KB

    MD5

    968cb9309758126772781b83adb8a28f

    SHA1

    8da30e71accf186b2ba11da1797cf67f8f78b47c

    SHA256

    92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

    SHA512

    4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4hp2tpcb.pww.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpDD31.tmp

    Filesize

    1KB

    MD5

    80f05be2017ce2ae7b8c2ff9480bebc3

    SHA1

    7157e4b1073c5b36cc5ac38430aa799309d10901

    SHA256

    61c9d9ce6321e17a77f17007444321bb96273a28c5d562c52928e234bff5da72

    SHA512

    e9836338a42248faec4382518ec07002296cea46959ebd498194ddb3fac7f4b8169b792e844cc97ec334668b87e3323d32c2bc1393133fbcf6e8f81ae29bde77

  • memory/404-8-0x00000000743F0000-0x0000000074BA0000-memory.dmp

    Filesize

    7.7MB

  • memory/404-3-0x00000000056C0000-0x0000000005752000-memory.dmp

    Filesize

    584KB

  • memory/404-6-0x0000000005A00000-0x0000000005A9C000-memory.dmp

    Filesize

    624KB

  • memory/404-7-0x00000000743FE000-0x00000000743FF000-memory.dmp

    Filesize

    4KB

  • memory/404-4-0x00000000056B0000-0x00000000056BA000-memory.dmp

    Filesize

    40KB

  • memory/404-9-0x0000000005870000-0x0000000005882000-memory.dmp

    Filesize

    72KB

  • memory/404-10-0x00000000083F0000-0x000000000847E000-memory.dmp

    Filesize

    568KB

  • memory/404-44-0x00000000743F0000-0x0000000074BA0000-memory.dmp

    Filesize

    7.7MB

  • memory/404-0-0x00000000743FE000-0x00000000743FF000-memory.dmp

    Filesize

    4KB

  • memory/404-1-0x0000000000C20000-0x0000000000CD0000-memory.dmp

    Filesize

    704KB

  • memory/404-5-0x00000000743F0000-0x0000000074BA0000-memory.dmp

    Filesize

    7.7MB

  • memory/404-2-0x0000000005D70000-0x0000000006314000-memory.dmp

    Filesize

    5.6MB

  • memory/1012-90-0x0000000006CC0000-0x0000000006E82000-memory.dmp

    Filesize

    1.8MB

  • memory/1012-91-0x0000000006B60000-0x0000000006BB0000-memory.dmp

    Filesize

    320KB

  • memory/1012-22-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2148-16-0x00000000743F0000-0x0000000074BA0000-memory.dmp

    Filesize

    7.7MB

  • memory/2148-65-0x0000000007320000-0x000000000733A000-memory.dmp

    Filesize

    104KB

  • memory/2148-15-0x0000000004A60000-0x0000000004A96000-memory.dmp

    Filesize

    216KB

  • memory/2148-17-0x00000000050D0000-0x00000000056F8000-memory.dmp

    Filesize

    6.2MB

  • memory/2148-23-0x0000000005770000-0x0000000005792000-memory.dmp

    Filesize

    136KB

  • memory/2148-89-0x00000000743F0000-0x0000000074BA0000-memory.dmp

    Filesize

    7.7MB

  • memory/2148-29-0x00000000059F0000-0x0000000005D44000-memory.dmp

    Filesize

    3.3MB

  • memory/2148-24-0x0000000005810000-0x0000000005876000-memory.dmp

    Filesize

    408KB

  • memory/2148-49-0x0000000005FD0000-0x0000000005FEE000-memory.dmp

    Filesize

    120KB

  • memory/2148-50-0x0000000006070000-0x00000000060BC000-memory.dmp

    Filesize

    304KB

  • memory/2148-52-0x0000000070BC0000-0x0000000070C0C000-memory.dmp

    Filesize

    304KB

  • memory/2148-62-0x00000000065C0000-0x00000000065DE000-memory.dmp

    Filesize

    120KB

  • memory/2148-63-0x00000000071F0000-0x0000000007293000-memory.dmp

    Filesize

    652KB

  • memory/2148-51-0x0000000006580000-0x00000000065B2000-memory.dmp

    Filesize

    200KB

  • memory/2148-64-0x0000000007960000-0x0000000007FDA000-memory.dmp

    Filesize

    6.5MB

  • memory/2148-26-0x0000000005880000-0x00000000058E6000-memory.dmp

    Filesize

    408KB

  • memory/2148-66-0x0000000007390000-0x000000000739A000-memory.dmp

    Filesize

    40KB

  • memory/2148-18-0x00000000743F0000-0x0000000074BA0000-memory.dmp

    Filesize

    7.7MB

  • memory/2148-77-0x0000000007590000-0x0000000007626000-memory.dmp

    Filesize

    600KB

  • memory/2148-78-0x0000000007550000-0x0000000007561000-memory.dmp

    Filesize

    68KB

  • memory/2148-19-0x00000000743F0000-0x0000000074BA0000-memory.dmp

    Filesize

    7.7MB

  • memory/2148-80-0x0000000007630000-0x0000000007644000-memory.dmp

    Filesize

    80KB

  • memory/2148-81-0x0000000007670000-0x000000000768A000-memory.dmp

    Filesize

    104KB

  • memory/4164-82-0x00000000074F0000-0x00000000074F8000-memory.dmp

    Filesize

    32KB

  • memory/4164-79-0x0000000007400000-0x000000000740E000-memory.dmp

    Filesize

    56KB

  • memory/4164-67-0x0000000070BC0000-0x0000000070C0C000-memory.dmp

    Filesize

    304KB

  • memory/4164-21-0x00000000743F0000-0x0000000074BA0000-memory.dmp

    Filesize

    7.7MB

  • memory/4164-88-0x00000000743F0000-0x0000000074BA0000-memory.dmp

    Filesize

    7.7MB

  • memory/4164-25-0x00000000743F0000-0x0000000074BA0000-memory.dmp

    Filesize

    7.7MB

  • memory/4164-28-0x00000000743F0000-0x0000000074BA0000-memory.dmp

    Filesize

    7.7MB