Analysis

  • max time kernel
    124s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/02/2025, 08:13

General

  • Target

    P.I. 84092.exe

  • Size

    974KB

  • MD5

    e2f95206ce22780f53f11cf27d7219e2

  • SHA1

    484c55ec5970417fd2a9a79222c916362d1ee51c

  • SHA256

    075665ebaec6c2481ff19177b4887d9ff996c4ead668dc4cc15a64264585fade

  • SHA512

    103219e9cc76dc7bccccac56e80ebe0fc7d5bcc8151ba1e12cd6fa1a2af9f17793219b4b7e5839aa6f7bdb14b2942f28a8ef2190a8a8bacbc548941716cc6eae

  • SSDEEP

    24576:lf/2eBiCvoXQIwhS6rYEuE5Da08vv80mCCM:lfOuRogIGS8JuEa08N5

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 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 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 35 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\P.I. 84092.exe
    "C:\Users\Admin\AppData\Local\Temp\P.I. 84092.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2304
    • 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\P.I. 84092.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:476
    • C:\Users\Admin\AppData\Local\Temp\P.I. 84092.exe
      "C:\Users\Admin\AppData\Local\Temp\P.I. 84092.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:4664
  • C:\Windows\system32\wbem\WmiApSrv.exe
    C:\Windows\system32\wbem\WmiApSrv.exe
    1⤵
      PID:4028

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\P.I. 84092.exe.log

      Filesize

      1KB

      MD5

      6b7edb1a861d1474ebb9de8e77537c3f

      SHA1

      160b063b8de2daa16bb73806ef1ebc5506b018e2

      SHA256

      48bbaea326363c00240f62ef1cb5e59b068f1396cafda23c0dd7f7ff739f35b7

      SHA512

      63631b6b3e9ccadf64bc84ac9c210cd38e1e3fc2f700a4c87baff3e2a4fa5276e7eb74d808a2d6a6bb363c61422ad8abdad56e4055eaa3a2ac22028d88ed34e2

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_oz4unip1.lij.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/476-48-0x0000000007980000-0x0000000007FFA000-memory.dmp

      Filesize

      6.5MB

    • memory/476-47-0x0000000007220000-0x00000000072C3000-memory.dmp

      Filesize

      652KB

    • memory/476-56-0x0000000007660000-0x0000000007668000-memory.dmp

      Filesize

      32KB

    • memory/476-55-0x0000000007680000-0x000000000769A000-memory.dmp

      Filesize

      104KB

    • memory/476-54-0x0000000007580000-0x0000000007594000-memory.dmp

      Filesize

      80KB

    • memory/476-53-0x0000000007570000-0x000000000757E000-memory.dmp

      Filesize

      56KB

    • memory/476-52-0x0000000007540000-0x0000000007551000-memory.dmp

      Filesize

      68KB

    • memory/476-51-0x00000000075C0000-0x0000000007656000-memory.dmp

      Filesize

      600KB

    • memory/476-50-0x00000000073B0000-0x00000000073BA000-memory.dmp

      Filesize

      40KB

    • memory/476-49-0x0000000007340000-0x000000000735A000-memory.dmp

      Filesize

      104KB

    • memory/476-21-0x0000000005900000-0x0000000005966000-memory.dmp

      Filesize

      408KB

    • memory/476-32-0x0000000005B20000-0x0000000005E74000-memory.dmp

      Filesize

      3.3MB

    • memory/476-46-0x00000000065D0000-0x00000000065EE000-memory.dmp

      Filesize

      120KB

    • memory/476-35-0x00000000071E0000-0x0000000007212000-memory.dmp

      Filesize

      200KB

    • memory/476-22-0x0000000005970000-0x00000000059D6000-memory.dmp

      Filesize

      408KB

    • memory/476-18-0x0000000002660000-0x0000000002696000-memory.dmp

      Filesize

      216KB

    • memory/476-19-0x0000000005260000-0x0000000005888000-memory.dmp

      Filesize

      6.2MB

    • memory/476-20-0x0000000005210000-0x0000000005232000-memory.dmp

      Filesize

      136KB

    • memory/476-34-0x0000000006050000-0x000000000609C000-memory.dmp

      Filesize

      304KB

    • memory/476-33-0x0000000006010000-0x000000000602E000-memory.dmp

      Filesize

      120KB

    • memory/476-36-0x0000000070BD0000-0x0000000070C1C000-memory.dmp

      Filesize

      304KB

    • memory/2304-0-0x00000000752FE000-0x00000000752FF000-memory.dmp

      Filesize

      4KB

    • memory/2304-10-0x00000000752FE000-0x00000000752FF000-memory.dmp

      Filesize

      4KB

    • memory/2304-3-0x0000000005670000-0x0000000005B3C000-memory.dmp

      Filesize

      4.8MB

    • memory/2304-17-0x00000000752F0000-0x0000000075AA0000-memory.dmp

      Filesize

      7.7MB

    • memory/2304-1-0x0000000000520000-0x0000000000618000-memory.dmp

      Filesize

      992KB

    • memory/2304-2-0x0000000005050000-0x00000000050E2000-memory.dmp

      Filesize

      584KB

    • memory/2304-4-0x00000000060F0000-0x0000000006694000-memory.dmp

      Filesize

      5.6MB

    • memory/2304-12-0x0000000008E80000-0x0000000008F0E000-memory.dmp

      Filesize

      568KB

    • memory/2304-11-0x00000000752F0000-0x0000000075AA0000-memory.dmp

      Filesize

      7.7MB

    • memory/2304-5-0x0000000005660000-0x000000000566A000-memory.dmp

      Filesize

      40KB

    • memory/2304-9-0x0000000006D00000-0x0000000006D18000-memory.dmp

      Filesize

      96KB

    • memory/2304-8-0x0000000007A60000-0x0000000007B14000-memory.dmp

      Filesize

      720KB

    • memory/2304-7-0x0000000007750000-0x00000000077EC000-memory.dmp

      Filesize

      624KB

    • memory/2304-6-0x00000000752F0000-0x0000000075AA0000-memory.dmp

      Filesize

      7.7MB

    • memory/4664-16-0x00000000752F0000-0x0000000075AA0000-memory.dmp

      Filesize

      7.7MB

    • memory/4664-13-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/4664-59-0x00000000066E0000-0x00000000068A2000-memory.dmp

      Filesize

      1.8MB

    • memory/4664-60-0x0000000006560000-0x00000000065B0000-memory.dmp

      Filesize

      320KB

    • memory/4664-61-0x00000000752F0000-0x0000000075AA0000-memory.dmp

      Filesize

      7.7MB