Analysis

  • max time kernel
    116s
  • 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
    31-01-2025 18:15

General

  • Target

    EFT-Remittance-Slip-for-Due-Invoice.exe

  • Size

    1.2MB

  • MD5

    8c6ad00d939323abfb5ebef28bc8ca00

  • SHA1

    b80b7621a8af48cd62361b938f8727d181661f2f

  • SHA256

    eb3dcc6f02b890aeaa2368161d863b645a4c115bb4385278f80335ffb6143041

  • SHA512

    2b3365e3c5d865502121fbae148158aef1d3a9ada2b9152d997c96bad5aa51247a7c1eea1dcea48c98ba09b547b0f58450e2c3e3c62ba80d15571a432d72fc04

  • SSDEEP

    24576:KAHnh+eWsN3skA4RV1Hom2KXFmIaIcPGZV+2urmZ5XEo5:dh+ZkldoPK1XaIcPGmrC5f

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.norcalwholehousefans.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Pythonk2024!@#$

Extracted

Family

vipkeylogger

Signatures

  • Modifies Windows Defender DisableAntiSpyware settings 3 TTPs 1 IoCs
  • VIPKeylogger

    VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

  • Vipkeylogger family
  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • 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.

  • AutoIT Executable 2 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • 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 9 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\EFT-Remittance-Slip-for-Due-Invoice.exe
    "C:\Users\Admin\AppData\Local\Temp\EFT-Remittance-Slip-for-Due-Invoice.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4076
    • C:\Users\Admin\AppData\Local\directiveness\nouses.exe
      "C:\Users\Admin\AppData\Local\Temp\EFT-Remittance-Slip-for-Due-Invoice.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:3616
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Users\Admin\AppData\Local\Temp\EFT-Remittance-Slip-for-Due-Invoice.exe"
        3⤵
        • Modifies Windows Defender DisableAntiSpyware settings
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:564

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\maneuverability

    Filesize

    56KB

    MD5

    a244c8146db80a29c4406636da8ad680

    SHA1

    309f1aa03b8f906b9538b2fa147d004824d456dd

    SHA256

    5800960034dc44149efdec18a2f7630ae85fd59ede70420586d2b834fc2adbb0

    SHA512

    d5a7ce6edfffe4923943a97bc90b3f5d66b06b1e0c874116c1f25cf4cbac6dcf298d648c53079cdf884111a3ddc6855fb47b2c6f948e47d736fc52e052ceaa88

  • C:\Users\Admin\AppData\Local\directiveness\nouses.exe

    Filesize

    1.2MB

    MD5

    8c6ad00d939323abfb5ebef28bc8ca00

    SHA1

    b80b7621a8af48cd62361b938f8727d181661f2f

    SHA256

    eb3dcc6f02b890aeaa2368161d863b645a4c115bb4385278f80335ffb6143041

    SHA512

    2b3365e3c5d865502121fbae148158aef1d3a9ada2b9152d997c96bad5aa51247a7c1eea1dcea48c98ba09b547b0f58450e2c3e3c62ba80d15571a432d72fc04

  • memory/564-31-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/564-32-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/564-34-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/564-33-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/564-35-0x00000000742AE000-0x00000000742AF000-memory.dmp

    Filesize

    4KB

  • memory/564-36-0x0000000005640000-0x00000000056A2000-memory.dmp

    Filesize

    392KB

  • memory/564-37-0x00000000742A0000-0x0000000074A50000-memory.dmp

    Filesize

    7.7MB

  • memory/564-39-0x00000000056C0000-0x0000000005720000-memory.dmp

    Filesize

    384KB

  • memory/564-40-0x00000000742A0000-0x0000000074A50000-memory.dmp

    Filesize

    7.7MB

  • memory/564-38-0x0000000005D60000-0x0000000006304000-memory.dmp

    Filesize

    5.6MB

  • memory/564-41-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-48-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-102-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-100-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-98-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-96-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-94-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-92-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-90-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-88-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-86-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-82-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-80-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-78-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-76-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-75-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-70-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-68-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-66-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-60-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-58-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-56-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-54-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-52-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-50-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-46-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-44-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-42-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-137-0x00000000742A0000-0x0000000074A50000-memory.dmp

    Filesize

    7.7MB

  • memory/564-84-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-72-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-64-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-62-0x00000000056C0000-0x000000000571A000-memory.dmp

    Filesize

    360KB

  • memory/564-1158-0x0000000005850000-0x00000000058EC000-memory.dmp

    Filesize

    624KB

  • memory/564-1159-0x00000000742A0000-0x0000000074A50000-memory.dmp

    Filesize

    7.7MB

  • memory/564-1160-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/564-1161-0x00000000742AE000-0x00000000742AF000-memory.dmp

    Filesize

    4KB

  • memory/564-1162-0x00000000742A0000-0x0000000074A50000-memory.dmp

    Filesize

    7.7MB

  • memory/564-1163-0x00000000742A0000-0x0000000074A50000-memory.dmp

    Filesize

    7.7MB

  • memory/564-1164-0x00000000742A0000-0x0000000074A50000-memory.dmp

    Filesize

    7.7MB

  • memory/564-1165-0x00000000742A0000-0x0000000074A50000-memory.dmp

    Filesize

    7.7MB

  • memory/564-1166-0x0000000006B70000-0x0000000006C02000-memory.dmp

    Filesize

    584KB

  • memory/564-1167-0x0000000006DE0000-0x0000000006FA2000-memory.dmp

    Filesize

    1.8MB

  • memory/564-1168-0x0000000006C10000-0x0000000006C60000-memory.dmp

    Filesize

    320KB

  • memory/564-1169-0x00000000074E0000-0x0000000007A0C000-memory.dmp

    Filesize

    5.2MB

  • memory/564-1170-0x0000000007010000-0x000000000701A000-memory.dmp

    Filesize

    40KB

  • memory/3616-29-0x00000000015E0000-0x00000000019E0000-memory.dmp

    Filesize

    4.0MB

  • memory/4076-11-0x00000000013D0000-0x00000000017D0000-memory.dmp

    Filesize

    4.0MB