Analysis

  • max time kernel
    92s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-09-2024 09:05

General

  • Target

    rPEDIDO-M456.exe

  • Size

    866KB

  • MD5

    433fda0ddceae6820f653ff3318e6278

  • SHA1

    6735afd7485703ea42db10b3154f1498cc39b1bd

  • SHA256

    654069cec8d7cae811d77aff890bc5ce03c7c352290ccd6f6f18196fe04e0e53

  • SHA512

    e4df64709ea1030b6672f6eb5fac273e17c31fa8e767bf62a83ac84a4bde12f3f7549cdbd85c60f54579d986c7ce520c4aebe4c0ba141f1beeeaa6883c0a19bd

  • SSDEEP

    24576:Os4xlaVmok7zerjTiGoMOCUhdS2aNlwrjOlGgVi:Os4xlakTnefTijMg3UlwrKc

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.renatoazenha.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ^aKbevY7mhfP

Extracted

Family

vipkeylogger

Credentials

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 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 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\rPEDIDO-M456.exe
    "C:\Users\Admin\AppData\Local\Temp\rPEDIDO-M456.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:4912
    • 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\rPEDIDO-M456.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4560
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\hguaKfzQDB.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3524
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hguaKfzQDB" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8BEF.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3968
    • C:\Users\Admin\AppData\Local\Temp\rPEDIDO-M456.exe
      "C:\Users\Admin\AppData\Local\Temp\rPEDIDO-M456.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:4588
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4380,i,11251706013556949551,5157034131170452377,262144 --variations-seed-version --mojo-platform-channel-handle=4188 /prefetch:8
    1⤵
      PID:4420

    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

      968cb9309758126772781b83adb8a28f

      SHA1

      8da30e71accf186b2ba11da1797cf67f8f78b47c

      SHA256

      92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

      SHA512

      4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

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

      Filesize

      18KB

      MD5

      b2fe291bd21624d35fc207214b95fca0

      SHA1

      1de683a14661a5f22f2802d26fcde63dc29c50a3

      SHA256

      43bddc56d94c9265f0878cfd6aa28331ecc1e177971d27536952e50e9923721f

      SHA512

      aefd2d07dc4844c31650a4d3c4ab67fb69aff5fad85fe8cd0338e631568177b452c161d055d9703f18d03f57a4045b578570af6bec17ed13e2abac0898058ee5

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_p1wog0p3.rjz.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmp8BEF.tmp

      Filesize

      1KB

      MD5

      949490bec8b9c64d90bc8a98c591ec08

      SHA1

      4f3eac60caaae206aadfd33667b2b78981646ee6

      SHA256

      9947b7c9bf9db20d58f4e60c08b066b8178eda05ade5d7b1f3d6c5de9d34a83e

      SHA512

      cb899ca6145bf11537d376a1dc367f6d49e8fcdf45a7986189890f931450b5600d2975a7a7d948917c00b42535b4db8105635ff1f2a6c4de29371d5d4eb00fb9

    • memory/3524-89-0x0000000075330000-0x0000000075AE0000-memory.dmp

      Filesize

      7.7MB

    • memory/3524-69-0x0000000071A80000-0x0000000071ACC000-memory.dmp

      Filesize

      304KB

    • memory/3524-33-0x0000000075330000-0x0000000075AE0000-memory.dmp

      Filesize

      7.7MB

    • memory/3524-25-0x0000000075330000-0x0000000075AE0000-memory.dmp

      Filesize

      7.7MB

    • memory/3524-20-0x0000000075330000-0x0000000075AE0000-memory.dmp

      Filesize

      7.7MB

    • memory/4560-17-0x0000000005600000-0x0000000005C28000-memory.dmp

      Filesize

      6.2MB

    • memory/4560-80-0x0000000007A40000-0x0000000007A54000-memory.dmp

      Filesize

      80KB

    • memory/4560-15-0x0000000004F20000-0x0000000004F56000-memory.dmp

      Filesize

      216KB

    • memory/4560-88-0x0000000075330000-0x0000000075AE0000-memory.dmp

      Filesize

      7.7MB

    • memory/4560-16-0x0000000075330000-0x0000000075AE0000-memory.dmp

      Filesize

      7.7MB

    • memory/4560-18-0x0000000075330000-0x0000000075AE0000-memory.dmp

      Filesize

      7.7MB

    • memory/4560-19-0x0000000075330000-0x0000000075AE0000-memory.dmp

      Filesize

      7.7MB

    • memory/4560-21-0x0000000005540000-0x0000000005562000-memory.dmp

      Filesize

      136KB

    • memory/4560-23-0x0000000005C30000-0x0000000005C96000-memory.dmp

      Filesize

      408KB

    • memory/4560-82-0x0000000007B20000-0x0000000007B28000-memory.dmp

      Filesize

      32KB

    • memory/4560-24-0x0000000005CA0000-0x0000000005D06000-memory.dmp

      Filesize

      408KB

    • memory/4560-81-0x0000000007B40000-0x0000000007B5A000-memory.dmp

      Filesize

      104KB

    • memory/4560-79-0x0000000007A30000-0x0000000007A3E000-memory.dmp

      Filesize

      56KB

    • memory/4560-68-0x0000000007A00000-0x0000000007A11000-memory.dmp

      Filesize

      68KB

    • memory/4560-67-0x0000000007A80000-0x0000000007B16000-memory.dmp

      Filesize

      600KB

    • memory/4560-32-0x0000000005E90000-0x00000000061E4000-memory.dmp

      Filesize

      3.3MB

    • memory/4560-66-0x0000000007880000-0x000000000788A000-memory.dmp

      Filesize

      40KB

    • memory/4560-64-0x0000000007E50000-0x00000000084CA000-memory.dmp

      Filesize

      6.5MB

    • memory/4560-49-0x00000000064E0000-0x00000000064FE000-memory.dmp

      Filesize

      120KB

    • memory/4560-50-0x0000000006570000-0x00000000065BC000-memory.dmp

      Filesize

      304KB

    • memory/4560-52-0x0000000071A80000-0x0000000071ACC000-memory.dmp

      Filesize

      304KB

    • memory/4560-62-0x0000000006A90000-0x0000000006AAE000-memory.dmp

      Filesize

      120KB

    • memory/4560-63-0x00000000076D0000-0x0000000007773000-memory.dmp

      Filesize

      652KB

    • memory/4560-51-0x0000000007490000-0x00000000074C2000-memory.dmp

      Filesize

      200KB

    • memory/4560-65-0x0000000007800000-0x000000000781A000-memory.dmp

      Filesize

      104KB

    • memory/4588-90-0x0000000006E90000-0x0000000007052000-memory.dmp

      Filesize

      1.8MB

    • memory/4588-92-0x0000000007590000-0x0000000007ABC000-memory.dmp

      Filesize

      5.2MB

    • memory/4588-91-0x0000000006D10000-0x0000000006D60000-memory.dmp

      Filesize

      320KB

    • memory/4588-31-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/4912-9-0x00000000066C0000-0x000000000674C000-memory.dmp

      Filesize

      560KB

    • memory/4912-7-0x000000007533E000-0x000000007533F000-memory.dmp

      Filesize

      4KB

    • memory/4912-10-0x0000000008D80000-0x0000000008E1C000-memory.dmp

      Filesize

      624KB

    • memory/4912-8-0x0000000075330000-0x0000000075AE0000-memory.dmp

      Filesize

      7.7MB

    • memory/4912-48-0x0000000075330000-0x0000000075AE0000-memory.dmp

      Filesize

      7.7MB

    • memory/4912-0-0x000000007533E000-0x000000007533F000-memory.dmp

      Filesize

      4KB

    • memory/4912-3-0x0000000004DF0000-0x0000000004E82000-memory.dmp

      Filesize

      584KB

    • memory/4912-2-0x00000000053A0000-0x0000000005944000-memory.dmp

      Filesize

      5.6MB

    • memory/4912-1-0x0000000000260000-0x000000000033E000-memory.dmp

      Filesize

      888KB

    • memory/4912-4-0x0000000004D40000-0x0000000004D4A000-memory.dmp

      Filesize

      40KB

    • memory/4912-6-0x00000000063B0000-0x00000000063C2000-memory.dmp

      Filesize

      72KB

    • memory/4912-5-0x0000000075330000-0x0000000075AE0000-memory.dmp

      Filesize

      7.7MB