Analysis

  • max time kernel
    103s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-01-2025 04:24

General

  • Target

    ff8b7e1dd30b48c8c2144509dbf84b3103160a4fd8dcdb4341a782eb60592f0e.exe

  • Size

    937KB

  • MD5

    bc7baa033dff24e20cf7180039f730f1

  • SHA1

    e63aa08c5ff536cc60859e76223405a83d15af25

  • SHA256

    ff8b7e1dd30b48c8c2144509dbf84b3103160a4fd8dcdb4341a782eb60592f0e

  • SHA512

    88a9768b65c0d6b7af3f29c4e8b2326ad38f1866445e11ccf7d9deeb97669e3514519226c881e07aaf6f335f4ad4de462a1f3a3e56446fa659e1ec3700e75715

  • SSDEEP

    24576:0thEVaPqLqn8vgIiregw+cVizAKDupFZZoJSyIU8is:IEVUcXVfPVWSxnis

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.vvtrade.vn
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    qVyP6qyv6MQCmZJBRs4t

Extracted

Family

vipkeylogger

Credentials
C2

https://api.telegram.org/bot7323823089:AAFBRsTW94zIpSoDS8yfGsotlQLqF2I6TU0/sendMessage?chat_id=5013849544

Signatures

  • 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 3 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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 2 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\ff8b7e1dd30b48c8c2144509dbf84b3103160a4fd8dcdb4341a782eb60592f0e.exe
    "C:\Users\Admin\AppData\Local\Temp\ff8b7e1dd30b48c8c2144509dbf84b3103160a4fd8dcdb4341a782eb60592f0e.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:608
    • C:\Users\Admin\AppData\Local\Hymenophyllaceae\Charley.exe
      "C:\Users\Admin\AppData\Local\Temp\ff8b7e1dd30b48c8c2144509dbf84b3103160a4fd8dcdb4341a782eb60592f0e.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:1372
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Users\Admin\AppData\Local\Temp\ff8b7e1dd30b48c8c2144509dbf84b3103160a4fd8dcdb4341a782eb60592f0e.exe"
        3⤵
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:3368

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Hymenophyllaceae\Charley.exe

    Filesize

    937KB

    MD5

    bc7baa033dff24e20cf7180039f730f1

    SHA1

    e63aa08c5ff536cc60859e76223405a83d15af25

    SHA256

    ff8b7e1dd30b48c8c2144509dbf84b3103160a4fd8dcdb4341a782eb60592f0e

    SHA512

    88a9768b65c0d6b7af3f29c4e8b2326ad38f1866445e11ccf7d9deeb97669e3514519226c881e07aaf6f335f4ad4de462a1f3a3e56446fa659e1ec3700e75715

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

    Filesize

    269KB

    MD5

    34dd06e186ca5b055d5e8c4981870071

    SHA1

    edfa4060567a8190092289632c566d71819f2ba5

    SHA256

    67b74d7af76dfd64701a95adf4db4e4cd3370b81db03282f9f09e8468ecd41ba

    SHA512

    39bbbff6b2d5a4cc2a184de0c0b3ca3079fa8990fea9d2e37b52f15cddd66d69ed891b8ed3f014b3ed2b26e024069e2e45ac9c8a52677a921661c6cf5e106e42

  • memory/608-3-0x0000000004370000-0x0000000004770000-memory.dmp

    Filesize

    4.0MB

  • memory/608-9-0x0000000000400000-0x00000000004E6000-memory.dmp

    Filesize

    920KB

  • memory/608-0-0x0000000000400000-0x00000000004E6000-memory.dmp

    Filesize

    920KB

  • memory/1372-17-0x0000000000400000-0x00000000004E6000-memory.dmp

    Filesize

    920KB

  • memory/1372-13-0x0000000003F50000-0x0000000004350000-memory.dmp

    Filesize

    4.0MB

  • memory/3368-18-0x00000000746DE000-0x00000000746DF000-memory.dmp

    Filesize

    4KB

  • memory/3368-15-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3368-19-0x00000000053C0000-0x0000000005964000-memory.dmp

    Filesize

    5.6MB

  • memory/3368-20-0x0000000004EB0000-0x0000000004F4C000-memory.dmp

    Filesize

    624KB

  • memory/3368-21-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB

  • memory/3368-22-0x0000000006200000-0x00000000063C2000-memory.dmp

    Filesize

    1.8MB

  • memory/3368-23-0x0000000006080000-0x00000000060D0000-memory.dmp

    Filesize

    320KB

  • memory/3368-24-0x0000000006900000-0x0000000006E2C000-memory.dmp

    Filesize

    5.2MB

  • memory/3368-25-0x00000000746DE000-0x00000000746DF000-memory.dmp

    Filesize

    4KB

  • memory/3368-26-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB

  • memory/3368-27-0x00000000063D0000-0x0000000006462000-memory.dmp

    Filesize

    584KB

  • memory/3368-28-0x00000000061F0000-0x00000000061FA000-memory.dmp

    Filesize

    40KB