Analysis

  • max time kernel
    146s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-11-2024 07:50

General

  • Target

    9f7bbe4b657f8a881b586469be5915b8e677b5a9bc111a5296e90030c7ed0ffe.exe

  • Size

    895KB

  • MD5

    8abb5d3382080c87931a5e34c256f990

  • SHA1

    b8f99657ae329a4e299e649f16ed1f6004f73994

  • SHA256

    9f7bbe4b657f8a881b586469be5915b8e677b5a9bc111a5296e90030c7ed0ffe

  • SHA512

    c105a985e515718477fd7dc76f984d56a7d68798a443ad4dea2df94820756801f76ab81e1c5b9065be1493e783c7edb4bb4b4b861d6ddc2b7727a0e72b247414

  • SSDEEP

    12288:HNT+fj05JDHmQaRyWrXOBV9q2Rd7LdUHnjbxS2Kl60/IAsTr:tejyZGQaIVqQRcZSJl60AAsf

Malware Config

Extracted

Family

vipkeylogger

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 6 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9f7bbe4b657f8a881b586469be5915b8e677b5a9bc111a5296e90030c7ed0ffe.exe
    "C:\Users\Admin\AppData\Local\Temp\9f7bbe4b657f8a881b586469be5915b8e677b5a9bc111a5296e90030c7ed0ffe.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\9f7bbe4b657f8a881b586469be5915b8e677b5a9bc111a5296e90030c7ed0ffe.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:372
    • C:\Users\Admin\AppData\Local\Temp\9f7bbe4b657f8a881b586469be5915b8e677b5a9bc111a5296e90030c7ed0ffe.exe
      "C:\Users\Admin\AppData\Local\Temp\9f7bbe4b657f8a881b586469be5915b8e677b5a9bc111a5296e90030c7ed0ffe.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:840

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_x3f5pdyt.j4o.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/372-51-0x0000000007440000-0x000000000744A000-memory.dmp

    Filesize

    40KB

  • memory/372-15-0x00000000027A0000-0x00000000027D6000-memory.dmp

    Filesize

    216KB

  • memory/372-60-0x0000000074BD0000-0x0000000075380000-memory.dmp

    Filesize

    7.7MB

  • memory/372-31-0x0000000005AA0000-0x0000000005DF4000-memory.dmp

    Filesize

    3.3MB

  • memory/372-57-0x00000000076F0000-0x00000000076F8000-memory.dmp

    Filesize

    32KB

  • memory/372-56-0x0000000007710000-0x000000000772A000-memory.dmp

    Filesize

    104KB

  • memory/372-55-0x0000000007610000-0x0000000007624000-memory.dmp

    Filesize

    80KB

  • memory/372-54-0x0000000007600000-0x000000000760E000-memory.dmp

    Filesize

    56KB

  • memory/372-53-0x00000000075D0000-0x00000000075E1000-memory.dmp

    Filesize

    68KB

  • memory/372-52-0x0000000007650000-0x00000000076E6000-memory.dmp

    Filesize

    600KB

  • memory/372-18-0x00000000050F0000-0x0000000005112000-memory.dmp

    Filesize

    136KB

  • memory/372-50-0x00000000073D0000-0x00000000073EA000-memory.dmp

    Filesize

    104KB

  • memory/372-32-0x0000000006090000-0x00000000060AE000-memory.dmp

    Filesize

    120KB

  • memory/372-35-0x0000000074BD0000-0x0000000075380000-memory.dmp

    Filesize

    7.7MB

  • memory/372-17-0x0000000074BD0000-0x0000000075380000-memory.dmp

    Filesize

    7.7MB

  • memory/372-16-0x0000000005220000-0x0000000005848000-memory.dmp

    Filesize

    6.2MB

  • memory/372-20-0x0000000005850000-0x00000000058B6000-memory.dmp

    Filesize

    408KB

  • memory/372-21-0x0000000005A30000-0x0000000005A96000-memory.dmp

    Filesize

    408KB

  • memory/372-19-0x0000000074BD0000-0x0000000075380000-memory.dmp

    Filesize

    7.7MB

  • memory/372-49-0x0000000007A10000-0x000000000808A000-memory.dmp

    Filesize

    6.5MB

  • memory/372-48-0x00000000066D0000-0x0000000006773000-memory.dmp

    Filesize

    652KB

  • memory/372-47-0x00000000066A0000-0x00000000066BE000-memory.dmp

    Filesize

    120KB

  • memory/372-37-0x0000000070600000-0x000000007064C000-memory.dmp

    Filesize

    304KB

  • memory/372-34-0x0000000006170000-0x00000000061BC000-memory.dmp

    Filesize

    304KB

  • memory/372-36-0x0000000006660000-0x0000000006692000-memory.dmp

    Filesize

    200KB

  • memory/840-13-0x0000000074BD0000-0x0000000075380000-memory.dmp

    Filesize

    7.7MB

  • memory/840-33-0x0000000074BD0000-0x0000000075380000-memory.dmp

    Filesize

    7.7MB

  • memory/840-64-0x00000000070F0000-0x000000000761C000-memory.dmp

    Filesize

    5.2MB

  • memory/840-63-0x0000000006870000-0x00000000068C0000-memory.dmp

    Filesize

    320KB

  • memory/840-11-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/840-62-0x00000000069F0000-0x0000000006BB2000-memory.dmp

    Filesize

    1.8MB

  • memory/840-61-0x0000000074BD0000-0x0000000075380000-memory.dmp

    Filesize

    7.7MB

  • memory/5092-9-0x0000000007790000-0x000000000781E000-memory.dmp

    Filesize

    568KB

  • memory/5092-10-0x0000000009F20000-0x0000000009FBC000-memory.dmp

    Filesize

    624KB

  • memory/5092-0-0x0000000074BDE000-0x0000000074BDF000-memory.dmp

    Filesize

    4KB

  • memory/5092-8-0x0000000074BD0000-0x0000000075380000-memory.dmp

    Filesize

    7.7MB

  • memory/5092-7-0x0000000074BDE000-0x0000000074BDF000-memory.dmp

    Filesize

    4KB

  • memory/5092-6-0x00000000073D0000-0x00000000073EC000-memory.dmp

    Filesize

    112KB

  • memory/5092-5-0x0000000004D40000-0x0000000004D4A000-memory.dmp

    Filesize

    40KB

  • memory/5092-3-0x0000000004B80000-0x0000000004C12000-memory.dmp

    Filesize

    584KB

  • memory/5092-2-0x0000000005030000-0x00000000055D4000-memory.dmp

    Filesize

    5.6MB

  • memory/5092-1-0x00000000001F0000-0x00000000002D6000-memory.dmp

    Filesize

    920KB

  • memory/5092-4-0x0000000074BD0000-0x0000000075380000-memory.dmp

    Filesize

    7.7MB

  • memory/5092-14-0x0000000074BD0000-0x0000000075380000-memory.dmp

    Filesize

    7.7MB