Analysis

  • max time kernel
    123s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-01-2025 06:58

General

  • Target

    Payment.exe

  • Size

    780KB

  • MD5

    9c629536cd485d256e3c46f9ea5a4d39

  • SHA1

    3d0bd8b57cf9fea04389198bca6f737b14b24067

  • SHA256

    e4cdf74f6d553e5f154dc4aabd067f3e537c8f73c8ca7677874cbafcf3b94fe0

  • SHA512

    db5ed269b1710f6ddc703455fa3203956605a5970bdafbfb8f07a84e4f44f9de0ae10a43ff3ba8787f3da216de1d71e4d4b8571a91964e2e8f614d8ecdcd13ce

  • SSDEEP

    12288:Jg6ItUwFiUMkT1RxuBvUfwxmpNRSCIqzIFvOeuVyJmAl12tZ9uLUxL7HNHJTsLm:JctUwFrMkBsE/u2IFvOenqLB

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot6172680371:AAGdna-xIKVG_ha6EKkcDxhJez2KjVhI3Pc/sendMessage?chat_id=7427804146

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 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 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Payment.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3980
    • 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\Payment.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2928
    • C:\Users\Admin\AppData\Local\Temp\Payment.exe
      "C:\Users\Admin\AppData\Local\Temp\Payment.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:1204

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4rjmu1qd.55f.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1204-11-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/1204-65-0x00000000097B0000-0x0000000009CDC000-memory.dmp

    Filesize

    5.2MB

  • memory/1204-64-0x0000000008F00000-0x0000000008F50000-memory.dmp

    Filesize

    320KB

  • memory/1204-63-0x00000000090B0000-0x0000000009272000-memory.dmp

    Filesize

    1.8MB

  • memory/1204-62-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/1204-61-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/1204-17-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/1204-13-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/2928-21-0x0000000005D40000-0x0000000005DA6000-memory.dmp

    Filesize

    408KB

  • memory/2928-47-0x00000000069D0000-0x00000000069EE000-memory.dmp

    Filesize

    120KB

  • memory/2928-60-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/2928-57-0x0000000007A40000-0x0000000007A48000-memory.dmp

    Filesize

    32KB

  • memory/2928-56-0x0000000007A60000-0x0000000007A7A000-memory.dmp

    Filesize

    104KB

  • memory/2928-15-0x0000000004E50000-0x0000000004E86000-memory.dmp

    Filesize

    216KB

  • memory/2928-16-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/2928-55-0x0000000007960000-0x0000000007974000-memory.dmp

    Filesize

    80KB

  • memory/2928-18-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/2928-19-0x00000000054C0000-0x0000000005AE8000-memory.dmp

    Filesize

    6.2MB

  • memory/2928-20-0x0000000005440000-0x0000000005462000-memory.dmp

    Filesize

    136KB

  • memory/2928-27-0x0000000005DB0000-0x0000000005E16000-memory.dmp

    Filesize

    408KB

  • memory/2928-54-0x0000000007950000-0x000000000795E000-memory.dmp

    Filesize

    56KB

  • memory/2928-53-0x0000000007920000-0x0000000007931000-memory.dmp

    Filesize

    68KB

  • memory/2928-32-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/2928-33-0x0000000005F20000-0x0000000006274000-memory.dmp

    Filesize

    3.3MB

  • memory/2928-34-0x00000000063D0000-0x00000000063EE000-memory.dmp

    Filesize

    120KB

  • memory/2928-35-0x0000000006410000-0x000000000645C000-memory.dmp

    Filesize

    304KB

  • memory/2928-36-0x00000000073B0000-0x00000000073E2000-memory.dmp

    Filesize

    200KB

  • memory/2928-52-0x00000000079A0000-0x0000000007A36000-memory.dmp

    Filesize

    600KB

  • memory/2928-37-0x0000000070760000-0x00000000707AC000-memory.dmp

    Filesize

    304KB

  • memory/2928-48-0x00000000075F0000-0x0000000007693000-memory.dmp

    Filesize

    652KB

  • memory/2928-49-0x0000000007D70000-0x00000000083EA000-memory.dmp

    Filesize

    6.5MB

  • memory/2928-50-0x0000000007720000-0x000000000773A000-memory.dmp

    Filesize

    104KB

  • memory/2928-51-0x0000000007790000-0x000000000779A000-memory.dmp

    Filesize

    40KB

  • memory/3980-10-0x0000000008150000-0x00000000081DE000-memory.dmp

    Filesize

    568KB

  • memory/3980-0-0x0000000074D5E000-0x0000000074D5F000-memory.dmp

    Filesize

    4KB

  • memory/3980-6-0x0000000005970000-0x0000000005A0C000-memory.dmp

    Filesize

    624KB

  • memory/3980-7-0x0000000005940000-0x000000000595A000-memory.dmp

    Filesize

    104KB

  • memory/3980-14-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/3980-8-0x0000000074D5E000-0x0000000074D5F000-memory.dmp

    Filesize

    4KB

  • memory/3980-9-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/3980-5-0x0000000074D50000-0x0000000075500000-memory.dmp

    Filesize

    7.7MB

  • memory/3980-4-0x00000000056B0000-0x00000000056BA000-memory.dmp

    Filesize

    40KB

  • memory/3980-3-0x00000000055F0000-0x0000000005682000-memory.dmp

    Filesize

    584KB

  • memory/3980-2-0x0000000005CB0000-0x0000000006254000-memory.dmp

    Filesize

    5.6MB

  • memory/3980-1-0x0000000000B60000-0x0000000000C2A000-memory.dmp

    Filesize

    808KB