Analysis

  • max time kernel
    121s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    28/03/2025, 03:30

General

  • Target

    z1DHLSTATEMENTOFACCOUNT-1004419433.scr.exe

  • Size

    747KB

  • MD5

    e23a0e661b5e3a37167649937084e097

  • SHA1

    8b88d749bc5ee572a121d26e3a38509b3393d262

  • SHA256

    30637194a7056733700f36087eac01a1d08e64c38121ed67f632adffb8655785

  • SHA512

    03c90ad6e99d7cfe4e1cab1704c9e62c0e79102fd7179825b56913a1c19e9ca8ec5610b9f3ffbc1827185581b8c9256b309ff08a29494b8ea99b848a889e7e2c

  • SSDEEP

    12288:6yQiKax2OkSr9dAYd+nNbKuZWESBeNxCMmqtT5ZF/363NvkR:nQifrAYd+BKuZWEMeXLmATD9yNq

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.

  • 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 4 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\z1DHLSTATEMENTOFACCOUNT-1004419433.scr.exe
    "C:\Users\Admin\AppData\Local\Temp\z1DHLSTATEMENTOFACCOUNT-1004419433.scr.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2704
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\WRhoFpZJ.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2836
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WRhoFpZJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp26F1.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2880
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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:2552

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp26F1.tmp

    Filesize

    1KB

    MD5

    7d7ce3ac74366ae4920116ae739a57da

    SHA1

    1c9fd9c9039763e7bb59be726d73861ea43691e5

    SHA256

    a1bef8a62067432ef4ff403362b131a3b1dd5ded54d3d67451329b5f769161ef

    SHA512

    7cd024089f9855c24cf8a12fdb12eca5276680a043be32e4498393e524c091a815d55c23330cbf75bfe6a857115a539d9d0f2768b211d1e145933af74c4ac3b7

  • memory/2552-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2552-21-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2552-18-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2552-14-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2552-16-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2552-12-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2552-22-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2552-26-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2704-2-0x00000000742A0000-0x000000007498E000-memory.dmp

    Filesize

    6.9MB

  • memory/2704-6-0x0000000004F50000-0x0000000004FDE000-memory.dmp

    Filesize

    568KB

  • memory/2704-1-0x0000000000AC0000-0x0000000000B7C000-memory.dmp

    Filesize

    752KB

  • memory/2704-0-0x00000000742AE000-0x00000000742AF000-memory.dmp

    Filesize

    4KB

  • memory/2704-5-0x00000000742A0000-0x000000007498E000-memory.dmp

    Filesize

    6.9MB

  • memory/2704-4-0x00000000742AE000-0x00000000742AF000-memory.dmp

    Filesize

    4KB

  • memory/2704-3-0x0000000000A50000-0x0000000000A68000-memory.dmp

    Filesize

    96KB

  • memory/2704-27-0x00000000742A0000-0x000000007498E000-memory.dmp

    Filesize

    6.9MB