Analysis

  • max time kernel
    122s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-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.

  • 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.

  • Modifies system certificate store 2 TTPs 2 IoCs
  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 21 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⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2992
    • 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:2808
    • 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:2920
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hguaKfzQDB" /XML "C:\Users\Admin\AppData\Local\Temp\tmp871A.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2628
    • 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
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2472

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp871A.tmp

    Filesize

    1KB

    MD5

    8338f9ad714b445a85e8049315bf3445

    SHA1

    6872777271511f73d839d5a715d54e5a6c7f0914

    SHA256

    8194a03944e667747311579333f88c2df085c5bf16d3f56c5b7fd4dd0e5a3e4a

    SHA512

    63c238a98073f1507de6b2c454854cee5393003c15b1db2cc95d3d98ae24b1d111b9256dc43678da05525caa2775390b366dba3f24543cf5ec98971d2be3b1d9

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

    Filesize

    7KB

    MD5

    188147564cd4c6c608cf6f76a4617f13

    SHA1

    3c20ceeba2c5babbf461ab6b1bdaa4112b62d705

    SHA256

    86f29494b8198131d87f7dfeb9589e08578f23a88b71126d15fe68b540a0459b

    SHA512

    2ca7156b0e15a2e8790dc307f6eb16b19d708e97fcb3fc597cfaf5dc2dc9893e0759e8c1f451cbc488bcd696990d97fbb226162fb405cf84f93b6557a617d43a

  • memory/2472-28-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2472-29-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2472-21-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2472-23-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2472-25-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2472-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2472-30-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2472-19-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2992-6-0x00000000052A0000-0x000000000532C000-memory.dmp

    Filesize

    560KB

  • memory/2992-1-0x0000000000EA0000-0x0000000000F7E000-memory.dmp

    Filesize

    888KB

  • memory/2992-0-0x0000000074E7E000-0x0000000074E7F000-memory.dmp

    Filesize

    4KB

  • memory/2992-2-0x0000000074E70000-0x000000007555E000-memory.dmp

    Filesize

    6.9MB

  • memory/2992-3-0x0000000000A30000-0x0000000000A42000-memory.dmp

    Filesize

    72KB

  • memory/2992-5-0x0000000074E70000-0x000000007555E000-memory.dmp

    Filesize

    6.9MB

  • memory/2992-4-0x0000000074E7E000-0x0000000074E7F000-memory.dmp

    Filesize

    4KB

  • memory/2992-31-0x0000000074E70000-0x000000007555E000-memory.dmp

    Filesize

    6.9MB