Analysis

  • max time kernel
    115s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/03/2025, 13:20

General

  • Target

    embin.exe

  • Size

    269KB

  • MD5

    54ed31311c04c7840686d8df6ac651fe

  • SHA1

    dacd411b10530ac9d7ccdb13a41ae80393c10323

  • SHA256

    2e233b4f99a6585ffc9423a418d4e5ebdfc46f1b4a50219a089c3d2285196e52

  • SHA512

    10991e0908b122410764d674c5908ddd181e35020c8f512aad62497bb9a0067a08c2fa7b6f8a2862b458dddaf84847ea0b9ab73086752b7dd5218fc0be314488

  • SSDEEP

    3072:MzYf8UzImvBvPBR92j1MrvhiRpN9JtxupHmb7JMysHWTYTVgfiPbbY:Np02NmbSYub

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot8194220836:AAFziUptqWGS3EyN4PwDY-PrwZ46wPyoU2A/sendMessage?chat_id=5934249759

Signatures

  • VIPKeylogger

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

  • Vipkeylogger family
  • 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 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • System Location Discovery: System Language Discovery 1 TTPs 1 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 use of AdjustPrivilegeToken 1 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\embin.exe
    "C:\Users\Admin\AppData\Local\Temp\embin.exe"
    1⤵
    • Accesses Microsoft Outlook profiles
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • outlook_office_path
    • outlook_win_path
    PID:2316

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2316-0-0x000000007503E000-0x000000007503F000-memory.dmp

    Filesize

    4KB

  • memory/2316-1-0x0000000000A00000-0x0000000000A48000-memory.dmp

    Filesize

    288KB

  • memory/2316-2-0x0000000005960000-0x0000000005F04000-memory.dmp

    Filesize

    5.6MB

  • memory/2316-3-0x00000000053B0000-0x000000000544C000-memory.dmp

    Filesize

    624KB

  • memory/2316-4-0x0000000075030000-0x00000000757E0000-memory.dmp

    Filesize

    7.7MB

  • memory/2316-5-0x000000007503E000-0x000000007503F000-memory.dmp

    Filesize

    4KB

  • memory/2316-6-0x0000000075030000-0x00000000757E0000-memory.dmp

    Filesize

    7.7MB

  • memory/2316-7-0x00000000069F0000-0x0000000006BB2000-memory.dmp

    Filesize

    1.8MB

  • memory/2316-8-0x0000000006890000-0x00000000068E0000-memory.dmp

    Filesize

    320KB

  • memory/2316-9-0x0000000006CC0000-0x0000000006D52000-memory.dmp

    Filesize

    584KB

  • memory/2316-10-0x00000000069E0000-0x00000000069EA000-memory.dmp

    Filesize

    40KB