Analysis

  • max time kernel
    135s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-11-2024 03:27

General

  • Target

    9e29fdeaf847390ef0ac52a24dca3803eb3b7527e3ecb8c2c18bc337c7425a5e.exe

  • Size

    900KB

  • MD5

    57fcb286b01acc3318e455c23d5f857f

  • SHA1

    a01a9de8ed1dbd2dad4285748ed1eb2a4765f8d0

  • SHA256

    9e29fdeaf847390ef0ac52a24dca3803eb3b7527e3ecb8c2c18bc337c7425a5e

  • SHA512

    c4733810c9126435febedd867cee2c399044b491b72c09baa4f24e412b581f69490bd45576674eba99f406cf180a3dd4fe9bf07df1189106aced4204fb55b911

  • SSDEEP

    24576:7q0qQmN5TGwahM4GrYOkwm+HFY7aJVn7KiQ:7qamLtT50Ok8y7ajXQ

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 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9e29fdeaf847390ef0ac52a24dca3803eb3b7527e3ecb8c2c18bc337c7425a5e.exe
    "C:\Users\Admin\AppData\Local\Temp\9e29fdeaf847390ef0ac52a24dca3803eb3b7527e3ecb8c2c18bc337c7425a5e.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:4704
    • 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\9e29fdeaf847390ef0ac52a24dca3803eb3b7527e3ecb8c2c18bc337c7425a5e.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2408
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\zDAKFK.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4176
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zDAKFK" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE56E.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:4196
    • C:\Users\Admin\AppData\Local\Temp\9e29fdeaf847390ef0ac52a24dca3803eb3b7527e3ecb8c2c18bc337c7425a5e.exe
      "C:\Users\Admin\AppData\Local\Temp\9e29fdeaf847390ef0ac52a24dca3803eb3b7527e3ecb8c2c18bc337c7425a5e.exe"
      2⤵
        PID:2232
      • C:\Users\Admin\AppData\Local\Temp\9e29fdeaf847390ef0ac52a24dca3803eb3b7527e3ecb8c2c18bc337c7425a5e.exe
        "C:\Users\Admin\AppData\Local\Temp\9e29fdeaf847390ef0ac52a24dca3803eb3b7527e3ecb8c2c18bc337c7425a5e.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:4776

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    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\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

      Filesize

      18KB

      MD5

      cae58b9bb17583e3b293db0243ba9ead

      SHA1

      679555c3e0d238f32686e8d25b869cf5b2ea9ace

      SHA256

      48774a336989854aa966ca7e401e419e57838398e77b674ff007a62fd5287fde

      SHA512

      56250193ef048f34d31a2a79edefa8d070f1ed30751ff4df1043db8db52739e729bbacadc57ff5253446d3c1b8fdb44c58752340326b612543358eb4fd471cdd

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_omwl1yuy.kmx.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmpE56E.tmp

      Filesize

      1KB

      MD5

      8c9ba9e8a8b0eeeca42690316c0ba9f4

      SHA1

      fb629ac48c9201767263738400553668f4b695c6

      SHA256

      0cffb5b7ff184264ed153b6289db2ae29394858a8024d1ca7eebc55159e714fe

      SHA512

      5e4eece3a778c343af22859d3c912f7b78d3d22dd723515b49543ac494a37d7ea094761f868a46b840530c5c03f8df1c465b6012b6c8f8f93a19e7cee0e9e77b

    • memory/2408-32-0x0000000006320000-0x0000000006674000-memory.dmp

      Filesize

      3.3MB

    • memory/2408-50-0x0000000006950000-0x000000000699C000-memory.dmp

      Filesize

      304KB

    • memory/2408-88-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/2408-80-0x0000000007E10000-0x0000000007E24000-memory.dmp

      Filesize

      80KB

    • memory/2408-77-0x0000000007E50000-0x0000000007EE6000-memory.dmp

      Filesize

      600KB

    • memory/2408-76-0x0000000007C40000-0x0000000007C4A000-memory.dmp

      Filesize

      40KB

    • memory/2408-74-0x0000000008220000-0x000000000889A000-memory.dmp

      Filesize

      6.5MB

    • memory/2408-73-0x0000000007A90000-0x0000000007B33000-memory.dmp

      Filesize

      652KB

    • memory/2408-16-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/2408-17-0x0000000005B10000-0x0000000006138000-memory.dmp

      Filesize

      6.2MB

    • memory/2408-51-0x0000000006E70000-0x0000000006EA2000-memory.dmp

      Filesize

      200KB

    • memory/2408-52-0x00000000715B0000-0x00000000715FC000-memory.dmp

      Filesize

      304KB

    • memory/2408-63-0x0000000006E50000-0x0000000006E6E000-memory.dmp

      Filesize

      120KB

    • memory/2408-21-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/2408-25-0x00000000061B0000-0x0000000006216000-memory.dmp

      Filesize

      408KB

    • memory/2408-24-0x0000000005A10000-0x0000000005A76000-memory.dmp

      Filesize

      408KB

    • memory/2408-23-0x00000000058F0000-0x0000000005912000-memory.dmp

      Filesize

      136KB

    • memory/2408-22-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/4176-78-0x00000000078D0000-0x00000000078E1000-memory.dmp

      Filesize

      68KB

    • memory/4176-75-0x00000000076D0000-0x00000000076EA000-memory.dmp

      Filesize

      104KB

    • memory/4176-31-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/4176-49-0x0000000005FC0000-0x0000000005FDE000-memory.dmp

      Filesize

      120KB

    • memory/4176-89-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/4176-82-0x00000000079F0000-0x00000000079F8000-memory.dmp

      Filesize

      32KB

    • memory/4176-81-0x0000000007A10000-0x0000000007A2A000-memory.dmp

      Filesize

      104KB

    • memory/4176-20-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/4176-60-0x00000000715B0000-0x00000000715FC000-memory.dmp

      Filesize

      304KB

    • memory/4176-79-0x0000000007900000-0x000000000790E000-memory.dmp

      Filesize

      56KB

    • memory/4176-18-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/4176-15-0x0000000002A20000-0x0000000002A56000-memory.dmp

      Filesize

      216KB

    • memory/4704-3-0x0000000004C00000-0x0000000004C92000-memory.dmp

      Filesize

      584KB

    • memory/4704-0-0x000000007502E000-0x000000007502F000-memory.dmp

      Filesize

      4KB

    • memory/4704-9-0x0000000006030000-0x000000000604C000-memory.dmp

      Filesize

      112KB

    • memory/4704-8-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/4704-5-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/4704-4-0x0000000004CB0000-0x0000000004CBA000-memory.dmp

      Filesize

      40KB

    • memory/4704-7-0x000000007502E000-0x000000007502F000-memory.dmp

      Filesize

      4KB

    • memory/4704-48-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/4704-10-0x00000000045C0000-0x000000000464C000-memory.dmp

      Filesize

      560KB

    • memory/4704-2-0x0000000005280000-0x0000000005824000-memory.dmp

      Filesize

      5.6MB

    • memory/4704-1-0x0000000000280000-0x0000000000366000-memory.dmp

      Filesize

      920KB

    • memory/4704-6-0x0000000004EC0000-0x0000000004F5C000-memory.dmp

      Filesize

      624KB

    • memory/4776-91-0x0000000006450000-0x00000000064A0000-memory.dmp

      Filesize

      320KB

    • memory/4776-90-0x00000000065D0000-0x0000000006792000-memory.dmp

      Filesize

      1.8MB

    • memory/4776-34-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/4776-92-0x0000000006CD0000-0x00000000071FC000-memory.dmp

      Filesize

      5.2MB