Analysis

  • max time kernel
    134s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-10-2024 06:59

General

  • Target

    AmountXpayable.exe

  • Size

    774KB

  • MD5

    34cc9882e5f377e3cedc9cd76033afca

  • SHA1

    2fe1fb1c072b31f9df45170add68c6c7cf59d27d

  • SHA256

    326d05c29c46e6ca7f2f1a9b534d8a2ffb98a13f74f8f26fff2057ad1f8e0ca8

  • SHA512

    fc8c41243ee2fc468a2df74ec573ccb955a05b580ed7855c007079edbede6b2e4872de847b73d530809a67edb672ce9932b6be14309e300a32d05e4392c3b45e

  • SSDEEP

    12288:BJqGG8+FBxjYKsZAEEErsEKbRsuKJJtJ7e+fGR4o58gkR:dCF7URXr3K9stJi+fGGo5u

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7563060616:AAGgGu8pocoVNLzoow0Ge2U2GVDS9nDmL6Q/sendMessage?chat_id=7222025033

Signatures

  • VIPKeylogger

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

  • 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 1 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 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\AmountXpayable.exe
    "C:\Users\Admin\AppData\Local\Temp\AmountXpayable.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:884
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\urzvuvVy.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3108
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\urzvuvVy" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAC8C.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3728
    • C:\Users\Admin\AppData\Local\Temp\AmountXpayable.exe
      "C:\Users\Admin\AppData\Local\Temp\AmountXpayable.exe"
      2⤵
        PID:844
      • C:\Users\Admin\AppData\Local\Temp\AmountXpayable.exe
        "C:\Users\Admin\AppData\Local\Temp\AmountXpayable.exe"
        2⤵
          PID:2520
        • C:\Users\Admin\AppData\Local\Temp\AmountXpayable.exe
          "C:\Users\Admin\AppData\Local\Temp\AmountXpayable.exe"
          2⤵
            PID:1780
          • C:\Users\Admin\AppData\Local\Temp\AmountXpayable.exe
            "C:\Users\Admin\AppData\Local\Temp\AmountXpayable.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:956

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\AmountXpayable.exe.log

          Filesize

          1KB

          MD5

          8ec831f3e3a3f77e4a7b9cd32b48384c

          SHA1

          d83f09fd87c5bd86e045873c231c14836e76a05c

          SHA256

          7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

          SHA512

          26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jzptsrux.tm4.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • C:\Users\Admin\AppData\Local\Temp\tmpAC8C.tmp

          Filesize

          1KB

          MD5

          30cc1c4c5c73b42517c389ab8c1a6b17

          SHA1

          212ad387aae56cc4a3f881cde533f190a6571c02

          SHA256

          2d2986beae554f1ba35eb5ab357c9a3d3303913a9e4daa7c731a88a3e37221a5

          SHA512

          3fcb036807c712de61ce1ed8fddb95a04924aa08d41e1ad798d72961f8bd70d4cd874d69158ed6b50dbbf0cfbbf9388bc75aa64629f9794e404d2f45d067fc31

        • memory/884-5-0x00000000057F0000-0x00000000057FA000-memory.dmp

          Filesize

          40KB

        • memory/884-3-0x0000000005650000-0x00000000056E2000-memory.dmp

          Filesize

          584KB

        • memory/884-1-0x0000000000BB0000-0x0000000000C72000-memory.dmp

          Filesize

          776KB

        • memory/884-6-0x0000000005A60000-0x0000000005A7E000-memory.dmp

          Filesize

          120KB

        • memory/884-7-0x000000007535E000-0x000000007535F000-memory.dmp

          Filesize

          4KB

        • memory/884-8-0x0000000075350000-0x0000000075B00000-memory.dmp

          Filesize

          7.7MB

        • memory/884-9-0x0000000003020000-0x00000000030AC000-memory.dmp

          Filesize

          560KB

        • memory/884-10-0x000000000C790000-0x000000000C82C000-memory.dmp

          Filesize

          624KB

        • memory/884-0-0x000000007535E000-0x000000007535F000-memory.dmp

          Filesize

          4KB

        • memory/884-4-0x0000000075350000-0x0000000075B00000-memory.dmp

          Filesize

          7.7MB

        • memory/884-2-0x0000000005B20000-0x00000000060C4000-memory.dmp

          Filesize

          5.6MB

        • memory/884-37-0x0000000075350000-0x0000000075B00000-memory.dmp

          Filesize

          7.7MB

        • memory/956-69-0x0000000006C50000-0x000000000717C000-memory.dmp

          Filesize

          5.2MB

        • memory/956-66-0x0000000075350000-0x0000000075B00000-memory.dmp

          Filesize

          7.7MB

        • memory/956-22-0x0000000000400000-0x000000000044A000-memory.dmp

          Filesize

          296KB

        • memory/956-67-0x0000000006550000-0x0000000006712000-memory.dmp

          Filesize

          1.8MB

        • memory/956-68-0x00000000063D0000-0x0000000006420000-memory.dmp

          Filesize

          320KB

        • memory/956-32-0x0000000075350000-0x0000000075B00000-memory.dmp

          Filesize

          7.7MB

        • memory/3108-15-0x0000000002A70000-0x0000000002AA6000-memory.dmp

          Filesize

          216KB

        • memory/3108-56-0x0000000007700000-0x000000000770A000-memory.dmp

          Filesize

          40KB

        • memory/3108-38-0x0000000005D70000-0x00000000060C4000-memory.dmp

          Filesize

          3.3MB

        • memory/3108-21-0x0000000075350000-0x0000000075B00000-memory.dmp

          Filesize

          7.7MB

        • memory/3108-25-0x0000000005C90000-0x0000000005CF6000-memory.dmp

          Filesize

          408KB

        • memory/3108-39-0x0000000006370000-0x000000000638E000-memory.dmp

          Filesize

          120KB

        • memory/3108-40-0x0000000006870000-0x00000000068BC000-memory.dmp

          Filesize

          304KB

        • memory/3108-41-0x0000000006960000-0x0000000006992000-memory.dmp

          Filesize

          200KB

        • memory/3108-42-0x00000000718C0000-0x000000007190C000-memory.dmp

          Filesize

          304KB

        • memory/3108-52-0x0000000007360000-0x000000000737E000-memory.dmp

          Filesize

          120KB

        • memory/3108-53-0x0000000007380000-0x0000000007423000-memory.dmp

          Filesize

          652KB

        • memory/3108-54-0x0000000007CD0000-0x000000000834A000-memory.dmp

          Filesize

          6.5MB

        • memory/3108-55-0x0000000007690000-0x00000000076AA000-memory.dmp

          Filesize

          104KB

        • memory/3108-26-0x0000000005D00000-0x0000000005D66000-memory.dmp

          Filesize

          408KB

        • memory/3108-57-0x0000000007910000-0x00000000079A6000-memory.dmp

          Filesize

          600KB

        • memory/3108-58-0x0000000007890000-0x00000000078A1000-memory.dmp

          Filesize

          68KB

        • memory/3108-59-0x00000000078C0000-0x00000000078CE000-memory.dmp

          Filesize

          56KB

        • memory/3108-60-0x00000000078D0000-0x00000000078E4000-memory.dmp

          Filesize

          80KB

        • memory/3108-61-0x00000000079D0000-0x00000000079EA000-memory.dmp

          Filesize

          104KB

        • memory/3108-62-0x00000000079B0000-0x00000000079B8000-memory.dmp

          Filesize

          32KB

        • memory/3108-65-0x0000000075350000-0x0000000075B00000-memory.dmp

          Filesize

          7.7MB

        • memory/3108-20-0x0000000005490000-0x00000000054B2000-memory.dmp

          Filesize

          136KB

        • memory/3108-18-0x0000000075350000-0x0000000075B00000-memory.dmp

          Filesize

          7.7MB

        • memory/3108-17-0x0000000075350000-0x0000000075B00000-memory.dmp

          Filesize

          7.7MB

        • memory/3108-16-0x00000000054F0000-0x0000000005B18000-memory.dmp

          Filesize

          6.2MB