Analysis

  • max time kernel
    117s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    06/11/2024, 03:20

General

  • Target

    a6a945cecbb8a65a0be02de5dce49c49c8dfa0f1beb1dfdf851552eb17ee1570.exe

  • Size

    811KB

  • MD5

    a56aa95f0b507c4af68606c06e88f874

  • SHA1

    993c7a7087fd15ffcb12aa232c9c7e107b1576a5

  • SHA256

    a6a945cecbb8a65a0be02de5dce49c49c8dfa0f1beb1dfdf851552eb17ee1570

  • SHA512

    cf6eb093846d539a1e4b3c37536171381946132de404c82ca3335bac4ffc89c99391f71bece2a49bd47c30cd65fe9ec09c29660adeffdc23b0b6abf7b051f640

  • SSDEEP

    12288:2KFSo1X2zK9+pSwG58sYSGFOpt9upNz7BoTMmrU6kiL9Fyl6wnhLVxU+kR:26So1mzK9+pbG5fHtwpNz7s55vL9KFLm

Malware Config

Extracted

Family

vipkeylogger

Credentials

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.

  • 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 11 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\a6a945cecbb8a65a0be02de5dce49c49c8dfa0f1beb1dfdf851552eb17ee1570.exe
    "C:\Users\Admin\AppData\Local\Temp\a6a945cecbb8a65a0be02de5dce49c49c8dfa0f1beb1dfdf851552eb17ee1570.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2032
    • 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\a6a945cecbb8a65a0be02de5dce49c49c8dfa0f1beb1dfdf851552eb17ee1570.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2792
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\QdIobSRLBavW.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2176
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QdIobSRLBavW" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF038.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2800
    • C:\Users\Admin\AppData\Local\Temp\a6a945cecbb8a65a0be02de5dce49c49c8dfa0f1beb1dfdf851552eb17ee1570.exe
      "C:\Users\Admin\AppData\Local\Temp\a6a945cecbb8a65a0be02de5dce49c49c8dfa0f1beb1dfdf851552eb17ee1570.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:3060

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpF038.tmp

    Filesize

    1KB

    MD5

    4641f2428b31546c9f457ebf6882d86c

    SHA1

    fdbfa09f259bb15cbb226cf9b0160ee30ee838ee

    SHA256

    b06b2cb3faf46343bb858392b0753df3af241975d6b439102f7129b293a370ed

    SHA512

    32917c82850ff42a9b17dc1493b4a6463d567f63e0db4dd0114d2d22771bd93e1f94198b9b882bd031803bb3eda1ba5a0e1d110cda3ee4a89e747af74be35235

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

    Filesize

    7KB

    MD5

    f6e65f66cc047f83b753aa832385185e

    SHA1

    6beb24fcc0e467477db35059ecd80287dde99b65

    SHA256

    383bde7688ed62b31dc04cb79e98c389b31709029381c6d4056bfdaeea3a7ae3

    SHA512

    734568920220edc4cb68519b34aa8d3da0dbcaa94115abf078538b491aab79b7d934ec44ff7b392ddfef46d85e13a4f62ee752633c5e3f61bdc00e2240d55532

  • memory/2032-4-0x000000007408E000-0x000000007408F000-memory.dmp

    Filesize

    4KB

  • memory/2032-32-0x0000000074080000-0x000000007476E000-memory.dmp

    Filesize

    6.9MB

  • memory/2032-0-0x000000007408E000-0x000000007408F000-memory.dmp

    Filesize

    4KB

  • memory/2032-5-0x0000000074080000-0x000000007476E000-memory.dmp

    Filesize

    6.9MB

  • memory/2032-6-0x0000000000450000-0x00000000004DC000-memory.dmp

    Filesize

    560KB

  • memory/2032-2-0x0000000074080000-0x000000007476E000-memory.dmp

    Filesize

    6.9MB

  • memory/2032-1-0x0000000001100000-0x00000000011CE000-memory.dmp

    Filesize

    824KB

  • memory/2032-3-0x0000000000530000-0x000000000054C000-memory.dmp

    Filesize

    112KB

  • memory/3060-19-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3060-23-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3060-31-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3060-29-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3060-28-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3060-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3060-25-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3060-21-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB