Analysis

  • max time kernel
    149s
  • max time network
    155s
  • 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 18:34

General

  • Target

    c2e4cfccc3977a3ee1d12fc05da94b1be365ccaf2023dd4a6a81e95b195d7ce8.exe

  • Size

    750KB

  • MD5

    246e6dae05d7e4845adbc76355322dd0

  • SHA1

    1267807a9604d07916a6b08833710a57c4d5f369

  • SHA256

    c2e4cfccc3977a3ee1d12fc05da94b1be365ccaf2023dd4a6a81e95b195d7ce8

  • SHA512

    e812afb8ffbbcddb51ab0498dd910bff32419e0ddee35c07c2e8b59fbd791443e3168b866c68a834aea2200eba1daacf376ffcf304ebf436e056c4c905ce8edc

  • SSDEEP

    12288:k3qNW8BeviONx9C/1kmWRlgofeQELf5J2POsSY9K3sYKAk:73wsmmWRlFQAPO1YwMAk

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\c2e4cfccc3977a3ee1d12fc05da94b1be365ccaf2023dd4a6a81e95b195d7ce8.exe
    "C:\Users\Admin\AppData\Local\Temp\c2e4cfccc3977a3ee1d12fc05da94b1be365ccaf2023dd4a6a81e95b195d7ce8.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3156
    • 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\c2e4cfccc3977a3ee1d12fc05da94b1be365ccaf2023dd4a6a81e95b195d7ce8.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3428
    • C:\Users\Admin\AppData\Local\Temp\c2e4cfccc3977a3ee1d12fc05da94b1be365ccaf2023dd4a6a81e95b195d7ce8.exe
      "C:\Users\Admin\AppData\Local\Temp\c2e4cfccc3977a3ee1d12fc05da94b1be365ccaf2023dd4a6a81e95b195d7ce8.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:4300

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\c2e4cfccc3977a3ee1d12fc05da94b1be365ccaf2023dd4a6a81e95b195d7ce8.exe.log

    Filesize

    1KB

    MD5

    8cb8dbbb019a535fe00246c7afdb4270

    SHA1

    7d4fd9f302e4fc68a6fc3f95f0513c471ebfbb50

    SHA256

    2c4f3f1d603c33e8410ce061380ec7a1772db21bdc4b01d3ca4067500a391f86

    SHA512

    abc0cc34903b4d91f9f48ced799ee8019dcaa52f852e2b33cab42e92c3fd80a4ff2c71c12734836288c26165a77daa60badb6f0cc45ee8b6e1b431d3b1952a44

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ic0umar1.g4b.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/3156-6-0x0000000005DB0000-0x0000000005E4C000-memory.dmp

    Filesize

    624KB

  • memory/3156-3-0x0000000004EB0000-0x0000000004F42000-memory.dmp

    Filesize

    584KB

  • memory/3156-4-0x00000000050B0000-0x000000000515A000-memory.dmp

    Filesize

    680KB

  • memory/3156-5-0x00000000050A0000-0x00000000050AA000-memory.dmp

    Filesize

    40KB

  • memory/3156-16-0x0000000075300000-0x0000000075AB0000-memory.dmp

    Filesize

    7.7MB

  • memory/3156-7-0x0000000075300000-0x0000000075AB0000-memory.dmp

    Filesize

    7.7MB

  • memory/3156-8-0x000000007530E000-0x000000007530F000-memory.dmp

    Filesize

    4KB

  • memory/3156-9-0x0000000075300000-0x0000000075AB0000-memory.dmp

    Filesize

    7.7MB

  • memory/3156-10-0x0000000005D80000-0x0000000005D92000-memory.dmp

    Filesize

    72KB

  • memory/3156-11-0x0000000006E10000-0x0000000006E9E000-memory.dmp

    Filesize

    568KB

  • memory/3156-2-0x0000000005370000-0x0000000005914000-memory.dmp

    Filesize

    5.6MB

  • memory/3156-1-0x0000000000540000-0x0000000000600000-memory.dmp

    Filesize

    768KB

  • memory/3156-0-0x000000007530E000-0x000000007530F000-memory.dmp

    Filesize

    4KB

  • memory/3428-23-0x0000000005490000-0x00000000054F6000-memory.dmp

    Filesize

    408KB

  • memory/3428-55-0x0000000007A00000-0x0000000007A0E000-memory.dmp

    Filesize

    56KB

  • memory/3428-18-0x0000000002BB0000-0x0000000002BE6000-memory.dmp

    Filesize

    216KB

  • memory/3428-19-0x0000000075300000-0x0000000075AB0000-memory.dmp

    Filesize

    7.7MB

  • memory/3428-20-0x0000000075300000-0x0000000075AB0000-memory.dmp

    Filesize

    7.7MB

  • memory/3428-21-0x0000000005710000-0x0000000005D38000-memory.dmp

    Filesize

    6.2MB

  • memory/3428-24-0x0000000005DB0000-0x0000000005E16000-memory.dmp

    Filesize

    408KB

  • memory/3428-61-0x0000000075300000-0x0000000075AB0000-memory.dmp

    Filesize

    7.7MB

  • memory/3428-58-0x0000000007AF0000-0x0000000007AF8000-memory.dmp

    Filesize

    32KB

  • memory/3428-22-0x00000000053F0000-0x0000000005412000-memory.dmp

    Filesize

    136KB

  • memory/3428-34-0x0000000006020000-0x0000000006374000-memory.dmp

    Filesize

    3.3MB

  • memory/3428-35-0x0000000006480000-0x000000000649E000-memory.dmp

    Filesize

    120KB

  • memory/3428-36-0x0000000006520000-0x000000000656C000-memory.dmp

    Filesize

    304KB

  • memory/3428-37-0x0000000006A60000-0x0000000006A92000-memory.dmp

    Filesize

    200KB

  • memory/3428-38-0x0000000070D30000-0x0000000070D7C000-memory.dmp

    Filesize

    304KB

  • memory/3428-48-0x0000000006AA0000-0x0000000006ABE000-memory.dmp

    Filesize

    120KB

  • memory/3428-49-0x0000000007700000-0x00000000077A3000-memory.dmp

    Filesize

    652KB

  • memory/3428-51-0x00000000077D0000-0x00000000077EA000-memory.dmp

    Filesize

    104KB

  • memory/3428-50-0x0000000007E30000-0x00000000084AA000-memory.dmp

    Filesize

    6.5MB

  • memory/3428-52-0x0000000007840000-0x000000000784A000-memory.dmp

    Filesize

    40KB

  • memory/3428-53-0x0000000007A50000-0x0000000007AE6000-memory.dmp

    Filesize

    600KB

  • memory/3428-54-0x00000000079D0000-0x00000000079E1000-memory.dmp

    Filesize

    68KB

  • memory/3428-57-0x0000000007B10000-0x0000000007B2A000-memory.dmp

    Filesize

    104KB

  • memory/3428-56-0x0000000007A10000-0x0000000007A24000-memory.dmp

    Filesize

    80KB

  • memory/4300-17-0x0000000075300000-0x0000000075AB0000-memory.dmp

    Filesize

    7.7MB

  • memory/4300-12-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/4300-15-0x0000000075300000-0x0000000075AB0000-memory.dmp

    Filesize

    7.7MB

  • memory/4300-62-0x0000000075300000-0x0000000075AB0000-memory.dmp

    Filesize

    7.7MB

  • memory/4300-63-0x0000000075300000-0x0000000075AB0000-memory.dmp

    Filesize

    7.7MB

  • memory/4300-64-0x0000000006F00000-0x00000000070C2000-memory.dmp

    Filesize

    1.8MB

  • memory/4300-65-0x0000000006D80000-0x0000000006DD0000-memory.dmp

    Filesize

    320KB