Analysis

  • max time kernel
    146s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-01-2025 02:54

General

  • Target

    800f9ec3e0b17084a4479e88fcc9089418ebd621531d1aee2eefbed5622a69b4.exe

  • Size

    740KB

  • MD5

    c9c012589d85d3610541a5c7377d5ac9

  • SHA1

    bc89c09faa26ca0f12ff6fb08d6f8e4129f1a8cc

  • SHA256

    800f9ec3e0b17084a4479e88fcc9089418ebd621531d1aee2eefbed5622a69b4

  • SHA512

    79e55f17547bdab4cae59606cd9d7c940520d234ef43d4f47b366e2d95f3c55ad5ef3ae254ef7e702bfb774b9e3e9c46b8b7e9e156acb72c01e4de3f2c1c7bf2

  • SSDEEP

    12288:2YRxA4Y5lyA/BxSPCKn8QJFW7Rkw9OknmAhwXc3wx1h2zv6oAXNjQa:RRzn1JKmknmKwXcgB2zv1Al

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.

  • 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 3 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 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\800f9ec3e0b17084a4479e88fcc9089418ebd621531d1aee2eefbed5622a69b4.exe
    "C:\Users\Admin\AppData\Local\Temp\800f9ec3e0b17084a4479e88fcc9089418ebd621531d1aee2eefbed5622a69b4.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:536
    • 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\800f9ec3e0b17084a4479e88fcc9089418ebd621531d1aee2eefbed5622a69b4.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1460
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\xSjByRHuwGV.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2412
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xSjByRHuwGV" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE7DF.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2152
    • C:\Users\Admin\AppData\Local\Temp\800f9ec3e0b17084a4479e88fcc9089418ebd621531d1aee2eefbed5622a69b4.exe
      "C:\Users\Admin\AppData\Local\Temp\800f9ec3e0b17084a4479e88fcc9089418ebd621531d1aee2eefbed5622a69b4.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:2456

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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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

    24049a5150410f13bd34b1f7042469a3

    SHA1

    c80ceab0abe0f1d5a7db855ecf35c68420cbe87d

    SHA256

    b508760182dc5397b0a2f1f283beec98b20af370acee9cf9b493bc07576a8eb3

    SHA512

    d4185978dbc2b57ec9899f21d58a9517233c3d651fae43c59e68473cca92db38c6f25fa5fca0868e8a23c7a22b89b2cc37368134b688b53c3539e5fddfd67856

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_wo2wpfw5.03o.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpE7DF.tmp

    Filesize

    1KB

    MD5

    f595e1c56b3225a1c8a39112eeac0758

    SHA1

    19fb5bf81e7356adf790b28bcc743e312eb05e85

    SHA256

    1bc667d925c3bcdb43985151869897e303939e46d67e009fb274c45237b98638

    SHA512

    b98902c33f4b817f179876745b4f724efbe8bcdc012a4992bdbe78d4b3697a7ba1dfb4ab09c70594ed657830e084acc6e6c55d488f779f4aa1b88e05392e8307

  • memory/536-8-0x0000000074DB0000-0x0000000075560000-memory.dmp

    Filesize

    7.7MB

  • memory/536-5-0x00000000056E0000-0x00000000056EA000-memory.dmp

    Filesize

    40KB

  • memory/536-6-0x0000000005A30000-0x0000000005A4A000-memory.dmp

    Filesize

    104KB

  • memory/536-7-0x0000000074DBE000-0x0000000074DBF000-memory.dmp

    Filesize

    4KB

  • memory/536-4-0x0000000074DB0000-0x0000000075560000-memory.dmp

    Filesize

    7.7MB

  • memory/536-9-0x0000000006C30000-0x0000000006CBE000-memory.dmp

    Filesize

    568KB

  • memory/536-10-0x000000000A610000-0x000000000A6AC000-memory.dmp

    Filesize

    624KB

  • memory/536-3-0x0000000005610000-0x00000000056A2000-memory.dmp

    Filesize

    584KB

  • memory/536-0-0x0000000074DBE000-0x0000000074DBF000-memory.dmp

    Filesize

    4KB

  • memory/536-2-0x0000000005CC0000-0x0000000006264000-memory.dmp

    Filesize

    5.6MB

  • memory/536-50-0x0000000074DB0000-0x0000000075560000-memory.dmp

    Filesize

    7.7MB

  • memory/536-1-0x0000000000B80000-0x0000000000C40000-memory.dmp

    Filesize

    768KB

  • memory/1460-16-0x0000000074DB0000-0x0000000075560000-memory.dmp

    Filesize

    7.7MB

  • memory/1460-76-0x0000000007120000-0x000000000712A000-memory.dmp

    Filesize

    40KB

  • memory/1460-88-0x0000000074DB0000-0x0000000075560000-memory.dmp

    Filesize

    7.7MB

  • memory/1460-15-0x0000000002450000-0x0000000002486000-memory.dmp

    Filesize

    216KB

  • memory/1460-18-0x0000000074DB0000-0x0000000075560000-memory.dmp

    Filesize

    7.7MB

  • memory/1460-27-0x0000000074DB0000-0x0000000075560000-memory.dmp

    Filesize

    7.7MB

  • memory/1460-81-0x00000000073E0000-0x00000000073FA000-memory.dmp

    Filesize

    104KB

  • memory/1460-78-0x00000000072A0000-0x00000000072B1000-memory.dmp

    Filesize

    68KB

  • memory/1460-77-0x0000000007320000-0x00000000073B6000-memory.dmp

    Filesize

    600KB

  • memory/1460-74-0x00000000076F0000-0x0000000007D6A000-memory.dmp

    Filesize

    6.5MB

  • memory/1460-17-0x00000000050C0000-0x00000000056E8000-memory.dmp

    Filesize

    6.2MB

  • memory/1460-49-0x0000000006070000-0x00000000060BC000-memory.dmp

    Filesize

    304KB

  • memory/1460-48-0x0000000005D60000-0x0000000005D7E000-memory.dmp

    Filesize

    120KB

  • memory/1460-51-0x0000000006F30000-0x0000000006F62000-memory.dmp

    Filesize

    200KB

  • memory/1460-52-0x000000006FA10000-0x000000006FA5C000-memory.dmp

    Filesize

    304KB

  • memory/1460-63-0x0000000006F70000-0x0000000007013000-memory.dmp

    Filesize

    652KB

  • memory/1460-62-0x0000000006340000-0x000000000635E000-memory.dmp

    Filesize

    120KB

  • memory/1460-75-0x00000000070A0000-0x00000000070BA000-memory.dmp

    Filesize

    104KB

  • memory/2412-19-0x0000000074DB0000-0x0000000075560000-memory.dmp

    Filesize

    7.7MB

  • memory/2412-24-0x0000000074DB0000-0x0000000075560000-memory.dmp

    Filesize

    7.7MB

  • memory/2412-21-0x0000000004B50000-0x0000000004BB6000-memory.dmp

    Filesize

    408KB

  • memory/2412-22-0x00000000053D0000-0x0000000005436000-memory.dmp

    Filesize

    408KB

  • memory/2412-89-0x0000000074DB0000-0x0000000075560000-memory.dmp

    Filesize

    7.7MB

  • memory/2412-79-0x0000000007050000-0x000000000705E000-memory.dmp

    Filesize

    56KB

  • memory/2412-80-0x0000000007060000-0x0000000007074000-memory.dmp

    Filesize

    80KB

  • memory/2412-26-0x0000000074DB0000-0x0000000075560000-memory.dmp

    Filesize

    7.7MB

  • memory/2412-82-0x0000000007140000-0x0000000007148000-memory.dmp

    Filesize

    32KB

  • memory/2412-25-0x0000000005440000-0x0000000005794000-memory.dmp

    Filesize

    3.3MB

  • memory/2412-64-0x000000006FA10000-0x000000006FA5C000-memory.dmp

    Filesize

    304KB

  • memory/2412-20-0x0000000004A30000-0x0000000004A52000-memory.dmp

    Filesize

    136KB

  • memory/2456-46-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2456-90-0x00000000065F0000-0x00000000067B2000-memory.dmp

    Filesize

    1.8MB

  • memory/2456-91-0x0000000006490000-0x00000000064E0000-memory.dmp

    Filesize

    320KB