Analysis

  • max time kernel
    134s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/10/2024, 02:28

General

  • Target

    548c158482e4cc2f2b6c931c92f66dc70a0e35c8a8031709249f8634e10e0108.exe

  • Size

    960KB

  • MD5

    cd437678986f11ba11e754bb1153f9a0

  • SHA1

    24fe760f960ce0653d014fa5348decfae1918f13

  • SHA256

    548c158482e4cc2f2b6c931c92f66dc70a0e35c8a8031709249f8634e10e0108

  • SHA512

    78eb44e2c9b64ecaf87875ce4aff4dc97bc84e4706f56ff263066e138fbaf5cd0cbf4b4eb63deb82413d20bd9eb2b6b3f468d4e7ba127ba640ff5163ba615a1c

  • SSDEEP

    12288:yAgyHUPF5kLOj/+wwFSNS5nc1QB1RXS5g4TdXjFjwQvqZywZfsMl37qYjyndWVrt:hUPQk+wwFS85nc1Qp4gWdpkQEP7oS6w

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 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 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 7 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\548c158482e4cc2f2b6c931c92f66dc70a0e35c8a8031709249f8634e10e0108.exe
    "C:\Users\Admin\AppData\Local\Temp\548c158482e4cc2f2b6c931c92f66dc70a0e35c8a8031709249f8634e10e0108.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:5092
    • 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\548c158482e4cc2f2b6c931c92f66dc70a0e35c8a8031709249f8634e10e0108.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5000
    • C:\Users\Admin\AppData\Local\Temp\548c158482e4cc2f2b6c931c92f66dc70a0e35c8a8031709249f8634e10e0108.exe
      "C:\Users\Admin\AppData\Local\Temp\548c158482e4cc2f2b6c931c92f66dc70a0e35c8a8031709249f8634e10e0108.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:796

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_csj5tjfk.qj5.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/796-11-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/796-63-0x0000000074F60000-0x0000000075710000-memory.dmp

    Filesize

    7.7MB

  • memory/796-62-0x0000000074F60000-0x0000000075710000-memory.dmp

    Filesize

    7.7MB

  • memory/796-61-0x0000000006CF0000-0x0000000006D40000-memory.dmp

    Filesize

    320KB

  • memory/796-60-0x0000000006E60000-0x0000000007022000-memory.dmp

    Filesize

    1.8MB

  • memory/796-17-0x0000000074F60000-0x0000000075710000-memory.dmp

    Filesize

    7.7MB

  • memory/796-13-0x0000000074F60000-0x0000000075710000-memory.dmp

    Filesize

    7.7MB

  • memory/5000-22-0x0000000005B30000-0x0000000005E84000-memory.dmp

    Filesize

    3.3MB

  • memory/5000-34-0x0000000006430000-0x000000000647C000-memory.dmp

    Filesize

    304KB

  • memory/5000-59-0x0000000074F60000-0x0000000075710000-memory.dmp

    Filesize

    7.7MB

  • memory/5000-56-0x0000000007720000-0x0000000007728000-memory.dmp

    Filesize

    32KB

  • memory/5000-55-0x0000000007740000-0x000000000775A000-memory.dmp

    Filesize

    104KB

  • memory/5000-54-0x0000000007640000-0x0000000007654000-memory.dmp

    Filesize

    80KB

  • memory/5000-15-0x00000000011B0000-0x00000000011E6000-memory.dmp

    Filesize

    216KB

  • memory/5000-16-0x0000000074F60000-0x0000000075710000-memory.dmp

    Filesize

    7.7MB

  • memory/5000-53-0x0000000007630000-0x000000000763E000-memory.dmp

    Filesize

    56KB

  • memory/5000-18-0x0000000005300000-0x0000000005928000-memory.dmp

    Filesize

    6.2MB

  • memory/5000-21-0x0000000005190000-0x00000000051F6000-memory.dmp

    Filesize

    408KB

  • memory/5000-20-0x00000000050B0000-0x0000000005116000-memory.dmp

    Filesize

    408KB

  • memory/5000-19-0x0000000005010000-0x0000000005032000-memory.dmp

    Filesize

    136KB

  • memory/5000-23-0x0000000074F60000-0x0000000075710000-memory.dmp

    Filesize

    7.7MB

  • memory/5000-52-0x0000000007600000-0x0000000007611000-memory.dmp

    Filesize

    68KB

  • memory/5000-51-0x0000000007680000-0x0000000007716000-memory.dmp

    Filesize

    600KB

  • memory/5000-33-0x00000000060E0000-0x00000000060FE000-memory.dmp

    Filesize

    120KB

  • memory/5000-50-0x0000000007480000-0x000000000748A000-memory.dmp

    Filesize

    40KB

  • memory/5000-35-0x00000000066B0000-0x00000000066E2000-memory.dmp

    Filesize

    200KB

  • memory/5000-36-0x0000000070930000-0x000000007097C000-memory.dmp

    Filesize

    304KB

  • memory/5000-46-0x0000000006690000-0x00000000066AE000-memory.dmp

    Filesize

    120KB

  • memory/5000-47-0x00000000070B0000-0x0000000007153000-memory.dmp

    Filesize

    652KB

  • memory/5000-48-0x0000000007A50000-0x00000000080CA000-memory.dmp

    Filesize

    6.5MB

  • memory/5000-49-0x0000000007400000-0x000000000741A000-memory.dmp

    Filesize

    104KB

  • memory/5092-9-0x0000000002480000-0x000000000250A000-memory.dmp

    Filesize

    552KB

  • memory/5092-5-0x0000000074F60000-0x0000000075710000-memory.dmp

    Filesize

    7.7MB

  • memory/5092-0-0x0000000074F6E000-0x0000000074F6F000-memory.dmp

    Filesize

    4KB

  • memory/5092-6-0x0000000004DB0000-0x0000000004DCE000-memory.dmp

    Filesize

    120KB

  • memory/5092-14-0x0000000074F60000-0x0000000075710000-memory.dmp

    Filesize

    7.7MB

  • memory/5092-7-0x0000000074F6E000-0x0000000074F6F000-memory.dmp

    Filesize

    4KB

  • memory/5092-8-0x0000000074F60000-0x0000000075710000-memory.dmp

    Filesize

    7.7MB

  • memory/5092-10-0x000000000DAB0000-0x000000000DB4C000-memory.dmp

    Filesize

    624KB

  • memory/5092-4-0x0000000004CB0000-0x0000000004CBA000-memory.dmp

    Filesize

    40KB

  • memory/5092-3-0x0000000004BF0000-0x0000000004C82000-memory.dmp

    Filesize

    584KB

  • memory/5092-2-0x00000000051A0000-0x0000000005744000-memory.dmp

    Filesize

    5.6MB

  • memory/5092-1-0x0000000000120000-0x0000000000216000-memory.dmp

    Filesize

    984KB