Analysis

  • max time kernel
    137s
  • 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
    05-12-2024 15:54

General

  • Target

    228e6f4564fe08c94660250de5fc8832ce73b21edad1e81f6969c9a6dedbbfa9.exe

  • Size

    749KB

  • MD5

    3c70df024ff5a65f0785b0075939c3fd

  • SHA1

    05d7f92c1a6fec90ba6ab3a9b08944adbfe36832

  • SHA256

    228e6f4564fe08c94660250de5fc8832ce73b21edad1e81f6969c9a6dedbbfa9

  • SHA512

    380b50ef861a900cf97bb3354af8ddec0d0fc61751e96e5c3869a646f1e0be4adcc493b72292230f7a1fcc536d02d0dce9ed2a127795a0612b3d37c271925c4e

  • SSDEEP

    12288:/+Cb+eCSmSuo/HOMmO4ClOJwubAYNnv42S829nSQKYiTH/plXEX53:/Ccuo/HODCl/ubAEnS8Un7KxT7u

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    kashmirestore.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    c%P+6,(]YFvP

Extracted

Family

vipkeylogger

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 2 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 5 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 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\228e6f4564fe08c94660250de5fc8832ce73b21edad1e81f6969c9a6dedbbfa9.exe
    "C:\Users\Admin\AppData\Local\Temp\228e6f4564fe08c94660250de5fc8832ce73b21edad1e81f6969c9a6dedbbfa9.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:1764
    • 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\228e6f4564fe08c94660250de5fc8832ce73b21edad1e81f6969c9a6dedbbfa9.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4844
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\aoTiGLRa.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2324
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\aoTiGLRa" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF50E.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1736
    • C:\Users\Admin\AppData\Local\Temp\228e6f4564fe08c94660250de5fc8832ce73b21edad1e81f6969c9a6dedbbfa9.exe
      "C:\Users\Admin\AppData\Local\Temp\228e6f4564fe08c94660250de5fc8832ce73b21edad1e81f6969c9a6dedbbfa9.exe"
      2⤵
        PID:4744
      • C:\Users\Admin\AppData\Local\Temp\228e6f4564fe08c94660250de5fc8832ce73b21edad1e81f6969c9a6dedbbfa9.exe
        "C:\Users\Admin\AppData\Local\Temp\228e6f4564fe08c94660250de5fc8832ce73b21edad1e81f6969c9a6dedbbfa9.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:3064

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      2KB

      MD5

      3d086a433708053f9bf9523e1d87a4e8

      SHA1

      b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

      SHA256

      6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

      SHA512

      931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

      Filesize

      18KB

      MD5

      a06058187eb0feba7fac7d62971471a7

      SHA1

      5dd30f890cc7213e6767beb0fa66029e72794667

      SHA256

      b01117f01d182271180e423466e804e0f527444b027773ba62be947264834396

      SHA512

      233bbc3bebe3d9346a8c4fd79bc4d1f3a59f2df0ba3064c2b9056b49b5d4743ea741f0a8fbdfb413e782fd0990251a702e026357f6d3b6905bc69ff646dff8ec

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_wsrxqqgg.mb5.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmpF50E.tmp

      Filesize

      1KB

      MD5

      1b02a5001f6735191b95b96731022f64

      SHA1

      959a76e39677672287cc74cc5e694eae8e7b64ca

      SHA256

      0ad93aa6d6c13e424f00db9c41908e99eab1cdfeb84ce6e41be56c4c6f5100d9

      SHA512

      567dab12f43104a69d454ee81a2e7834b0203e9fd1d2436d99ff554ea94ba010eb5a45bae0e3aed3b2e42ffb89427ec7293f9d04e9e615a5f18a9bda63647842

    • memory/1764-39-0x0000000074B00000-0x00000000752B0000-memory.dmp

      Filesize

      7.7MB

    • memory/1764-3-0x0000000005370000-0x0000000005402000-memory.dmp

      Filesize

      584KB

    • memory/1764-5-0x0000000005320000-0x000000000532A000-memory.dmp

      Filesize

      40KB

    • memory/1764-6-0x0000000074B00000-0x00000000752B0000-memory.dmp

      Filesize

      7.7MB

    • memory/1764-7-0x00000000056F0000-0x000000000570C000-memory.dmp

      Filesize

      112KB

    • memory/1764-8-0x0000000074B0E000-0x0000000074B0F000-memory.dmp

      Filesize

      4KB

    • memory/1764-9-0x0000000074B00000-0x00000000752B0000-memory.dmp

      Filesize

      7.7MB

    • memory/1764-10-0x0000000008160000-0x00000000081EE000-memory.dmp

      Filesize

      568KB

    • memory/1764-0-0x0000000074B0E000-0x0000000074B0F000-memory.dmp

      Filesize

      4KB

    • memory/1764-1-0x0000000000860000-0x0000000000922000-memory.dmp

      Filesize

      776KB

    • memory/1764-4-0x0000000005410000-0x00000000054AC000-memory.dmp

      Filesize

      624KB

    • memory/1764-2-0x0000000005920000-0x0000000005EC4000-memory.dmp

      Filesize

      5.6MB

    • memory/2324-82-0x0000000007D50000-0x0000000007D58000-memory.dmp

      Filesize

      32KB

    • memory/2324-90-0x0000000074B00000-0x00000000752B0000-memory.dmp

      Filesize

      7.7MB

    • memory/2324-64-0x0000000070FF0000-0x000000007103C000-memory.dmp

      Filesize

      304KB

    • memory/2324-38-0x0000000074B00000-0x00000000752B0000-memory.dmp

      Filesize

      7.7MB

    • memory/2324-22-0x0000000074B00000-0x00000000752B0000-memory.dmp

      Filesize

      7.7MB

    • memory/2324-80-0x0000000007C70000-0x0000000007C84000-memory.dmp

      Filesize

      80KB

    • memory/2324-19-0x0000000074B00000-0x00000000752B0000-memory.dmp

      Filesize

      7.7MB

    • memory/2324-79-0x0000000007C60000-0x0000000007C6E000-memory.dmp

      Filesize

      56KB

    • memory/2324-78-0x0000000007C30000-0x0000000007C41000-memory.dmp

      Filesize

      68KB

    • memory/3064-92-0x0000000006840000-0x0000000006890000-memory.dmp

      Filesize

      320KB

    • memory/3064-91-0x00000000069C0000-0x0000000006B82000-memory.dmp

      Filesize

      1.8MB

    • memory/3064-93-0x00000000070C0000-0x00000000075EC000-memory.dmp

      Filesize

      5.2MB

    • memory/3064-31-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/4844-28-0x0000000005A90000-0x0000000005AF6000-memory.dmp

      Filesize

      408KB

    • memory/4844-52-0x0000000070FF0000-0x000000007103C000-memory.dmp

      Filesize

      304KB

    • memory/4844-62-0x00000000066D0000-0x00000000066EE000-memory.dmp

      Filesize

      120KB

    • memory/4844-63-0x00000000070F0000-0x0000000007193000-memory.dmp

      Filesize

      652KB

    • memory/4844-65-0x0000000007AE0000-0x000000000815A000-memory.dmp

      Filesize

      6.5MB

    • memory/4844-51-0x00000000070A0000-0x00000000070D2000-memory.dmp

      Filesize

      200KB

    • memory/4844-75-0x0000000007460000-0x000000000747A000-memory.dmp

      Filesize

      104KB

    • memory/4844-76-0x00000000074C0000-0x00000000074CA000-memory.dmp

      Filesize

      40KB

    • memory/4844-77-0x00000000076D0000-0x0000000007766000-memory.dmp

      Filesize

      600KB

    • memory/4844-50-0x0000000006150000-0x000000000619C000-memory.dmp

      Filesize

      304KB

    • memory/4844-49-0x0000000006130000-0x000000000614E000-memory.dmp

      Filesize

      120KB

    • memory/4844-21-0x0000000005180000-0x00000000051A2000-memory.dmp

      Filesize

      136KB

    • memory/4844-81-0x0000000007790000-0x00000000077AA000-memory.dmp

      Filesize

      104KB

    • memory/4844-29-0x0000000005B00000-0x0000000005B66000-memory.dmp

      Filesize

      408KB

    • memory/4844-32-0x0000000005B70000-0x0000000005EC4000-memory.dmp

      Filesize

      3.3MB

    • memory/4844-30-0x0000000074B00000-0x00000000752B0000-memory.dmp

      Filesize

      7.7MB

    • memory/4844-89-0x0000000074B00000-0x00000000752B0000-memory.dmp

      Filesize

      7.7MB

    • memory/4844-18-0x0000000074B00000-0x00000000752B0000-memory.dmp

      Filesize

      7.7MB

    • memory/4844-16-0x0000000074B00000-0x00000000752B0000-memory.dmp

      Filesize

      7.7MB

    • memory/4844-17-0x00000000052F0000-0x0000000005918000-memory.dmp

      Filesize

      6.2MB

    • memory/4844-15-0x0000000002800000-0x0000000002836000-memory.dmp

      Filesize

      216KB