Analysis

  • max time kernel
    94s
  • max time network
    103s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2024 13:21

General

  • Target

    c603f0688335d846d8bf19ce61406486dec53ff189e22e089e19c73c778d9ba2N.exe

  • Size

    1.1MB

  • MD5

    3621fb99e1dd1996cdf9f237fa8876b0

  • SHA1

    dba7d48131dd29f4189feb18fb3bebe8eed18a9f

  • SHA256

    c603f0688335d846d8bf19ce61406486dec53ff189e22e089e19c73c778d9ba2

  • SHA512

    2856465e889cf44d10c9d3d029cc34f4db50dd4831a9f54c95018fba866d01422dd7fc5ccdb7627dee1d72c3025ceff5cdbe99d4117c87c88eb39d028090a5ca

  • SSDEEP

    12288:h2qg/s0y5YcxaVP8vSgwnSq6PnSU9n8L/mNgmRnslLA0ylZf1SLicDiriut+uXeq:5gHcoPRjhmSU98LUdmLA0y/1SucUUIe

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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c603f0688335d846d8bf19ce61406486dec53ff189e22e089e19c73c778d9ba2N.exe
    "C:\Users\Admin\AppData\Local\Temp\c603f0688335d846d8bf19ce61406486dec53ff189e22e089e19c73c778d9ba2N.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4712
    • 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\c603f0688335d846d8bf19ce61406486dec53ff189e22e089e19c73c778d9ba2N.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3112
    • C:\Users\Admin\AppData\Local\Temp\c603f0688335d846d8bf19ce61406486dec53ff189e22e089e19c73c778d9ba2N.exe
      "C:\Users\Admin\AppData\Local\Temp\c603f0688335d846d8bf19ce61406486dec53ff189e22e089e19c73c778d9ba2N.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:776

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ovo4pn5l.1rr.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/776-11-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/776-64-0x0000000006710000-0x0000000006760000-memory.dmp

    Filesize

    320KB

  • memory/776-63-0x0000000006890000-0x0000000006A52000-memory.dmp

    Filesize

    1.8MB

  • memory/776-62-0x0000000074860000-0x0000000075010000-memory.dmp

    Filesize

    7.7MB

  • memory/776-61-0x0000000074860000-0x0000000075010000-memory.dmp

    Filesize

    7.7MB

  • memory/776-16-0x0000000074860000-0x0000000075010000-memory.dmp

    Filesize

    7.7MB

  • memory/776-13-0x0000000074860000-0x0000000075010000-memory.dmp

    Filesize

    7.7MB

  • memory/3112-29-0x0000000005D20000-0x0000000006074000-memory.dmp

    Filesize

    3.3MB

  • memory/3112-47-0x00000000068C0000-0x00000000068DE000-memory.dmp

    Filesize

    120KB

  • memory/3112-60-0x0000000074860000-0x0000000075010000-memory.dmp

    Filesize

    7.7MB

  • memory/3112-57-0x0000000007960000-0x0000000007968000-memory.dmp

    Filesize

    32KB

  • memory/3112-56-0x0000000007980000-0x000000000799A000-memory.dmp

    Filesize

    104KB

  • memory/3112-55-0x0000000007880000-0x0000000007894000-memory.dmp

    Filesize

    80KB

  • memory/3112-15-0x0000000004D40000-0x0000000004D76000-memory.dmp

    Filesize

    216KB

  • memory/3112-54-0x0000000007870000-0x000000000787E000-memory.dmp

    Filesize

    56KB

  • memory/3112-17-0x00000000054A0000-0x0000000005AC8000-memory.dmp

    Filesize

    6.2MB

  • memory/3112-18-0x0000000074860000-0x0000000075010000-memory.dmp

    Filesize

    7.7MB

  • memory/3112-19-0x0000000074860000-0x0000000075010000-memory.dmp

    Filesize

    7.7MB

  • memory/3112-22-0x0000000005CB0000-0x0000000005D16000-memory.dmp

    Filesize

    408KB

  • memory/3112-21-0x0000000005BD0000-0x0000000005C36000-memory.dmp

    Filesize

    408KB

  • memory/3112-20-0x0000000005360000-0x0000000005382000-memory.dmp

    Filesize

    136KB

  • memory/3112-53-0x0000000007840000-0x0000000007851000-memory.dmp

    Filesize

    68KB

  • memory/3112-28-0x0000000074860000-0x0000000075010000-memory.dmp

    Filesize

    7.7MB

  • memory/3112-52-0x00000000078C0000-0x0000000007956000-memory.dmp

    Filesize

    600KB

  • memory/3112-34-0x0000000006300000-0x000000000631E000-memory.dmp

    Filesize

    120KB

  • memory/3112-35-0x0000000006330000-0x000000000637C000-memory.dmp

    Filesize

    304KB

  • memory/3112-51-0x00000000076B0000-0x00000000076BA000-memory.dmp

    Filesize

    40KB

  • memory/3112-37-0x0000000070290000-0x00000000702DC000-memory.dmp

    Filesize

    304KB

  • memory/3112-36-0x00000000072A0000-0x00000000072D2000-memory.dmp

    Filesize

    200KB

  • memory/3112-48-0x0000000007510000-0x00000000075B3000-memory.dmp

    Filesize

    652KB

  • memory/3112-50-0x0000000007640000-0x000000000765A000-memory.dmp

    Filesize

    104KB

  • memory/3112-49-0x0000000007C80000-0x00000000082FA000-memory.dmp

    Filesize

    6.5MB

  • memory/4712-9-0x0000000005690000-0x00000000056A2000-memory.dmp

    Filesize

    72KB

  • memory/4712-5-0x0000000005380000-0x000000000538A000-memory.dmp

    Filesize

    40KB

  • memory/4712-0-0x000000007486E000-0x000000007486F000-memory.dmp

    Filesize

    4KB

  • memory/4712-6-0x0000000005580000-0x000000000561C000-memory.dmp

    Filesize

    624KB

  • memory/4712-14-0x0000000074860000-0x0000000075010000-memory.dmp

    Filesize

    7.7MB

  • memory/4712-7-0x000000007486E000-0x000000007486F000-memory.dmp

    Filesize

    4KB

  • memory/4712-8-0x0000000074860000-0x0000000075010000-memory.dmp

    Filesize

    7.7MB

  • memory/4712-10-0x0000000006D90000-0x0000000006E1E000-memory.dmp

    Filesize

    568KB

  • memory/4712-4-0x0000000074860000-0x0000000075010000-memory.dmp

    Filesize

    7.7MB

  • memory/4712-3-0x00000000052B0000-0x0000000005342000-memory.dmp

    Filesize

    584KB

  • memory/4712-2-0x0000000005980000-0x0000000005F24000-memory.dmp

    Filesize

    5.6MB

  • memory/4712-1-0x00000000007C0000-0x00000000008D8000-memory.dmp

    Filesize

    1.1MB