Analysis

  • max time kernel
    148s
  • 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
    06/11/2024, 14:52

General

  • Target

    f5af8baf6ef16bf20764cd701bd86369b52f5d554c8b1eca44b7515ebda6fa02.exe

  • Size

    778KB

  • MD5

    8cb8bc8ad491a00b848bd1f3968b8fd4

  • SHA1

    3c98d7c02209b99587c65bcfa3501f61c9980023

  • SHA256

    f5af8baf6ef16bf20764cd701bd86369b52f5d554c8b1eca44b7515ebda6fa02

  • SHA512

    90e6dba18ae58126e003fd8a351b721b38f73e293d57b46b0d6e572d45da02a1bfb8a72c16b2b136343596c41ba991a26e0fb6691d2bde831131e55de22f6be4

  • SSDEEP

    12288:72D00lxDCO7/6fu4GVCijrHaAf01YNb9DCmDsneR44NPOnqpKPx9h:Di6WLokHJfcGDsneRvRsZ

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.bulatpharmaceutical.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    XRM)dWOF&~z3

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.

  • 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 9 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\f5af8baf6ef16bf20764cd701bd86369b52f5d554c8b1eca44b7515ebda6fa02.exe
    "C:\Users\Admin\AppData\Local\Temp\f5af8baf6ef16bf20764cd701bd86369b52f5d554c8b1eca44b7515ebda6fa02.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:2452
    • 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\f5af8baf6ef16bf20764cd701bd86369b52f5d554c8b1eca44b7515ebda6fa02.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:456
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\PuVOhw.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1164
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PuVOhw" /XML "C:\Users\Admin\AppData\Local\Temp\tmp385.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1320
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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:2604

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\Temp\__PSScriptPolicyTest_ys0gwrh3.vch.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp385.tmp

    Filesize

    1KB

    MD5

    23165a3146409d77c7918a93c2f28ee2

    SHA1

    02f60512cce5d54ae963f4be1c3f20b1912d8bfe

    SHA256

    b48467dd60078dfc3608c95a706cf9c4d657ac39ecd8fd0e501a70bde3f21ea1

    SHA512

    d706b39f5c0f7d68200c23c901d388f4188bc432c5f14af8971001f2daadb9f9dad041b9716647b299fcfec808e219211fe81b045d1b174880abfe11bebf00e6

  • memory/456-26-0x0000000075060000-0x0000000075810000-memory.dmp

    Filesize

    7.7MB

  • memory/456-25-0x0000000005CC0000-0x0000000006014000-memory.dmp

    Filesize

    3.3MB

  • memory/456-53-0x0000000075910000-0x000000007595C000-memory.dmp

    Filesize

    304KB

  • memory/456-50-0x0000000006850000-0x000000000689C000-memory.dmp

    Filesize

    304KB

  • memory/456-49-0x0000000006300000-0x000000000631E000-memory.dmp

    Filesize

    120KB

  • memory/456-20-0x00000000052E0000-0x0000000005346000-memory.dmp

    Filesize

    408KB

  • memory/456-80-0x0000000007860000-0x0000000007874000-memory.dmp

    Filesize

    80KB

  • memory/456-77-0x00000000078A0000-0x0000000007936000-memory.dmp

    Filesize

    600KB

  • memory/456-15-0x0000000004D30000-0x0000000004D66000-memory.dmp

    Filesize

    216KB

  • memory/456-16-0x0000000075060000-0x0000000075810000-memory.dmp

    Filesize

    7.7MB

  • memory/456-17-0x0000000005490000-0x0000000005AB8000-memory.dmp

    Filesize

    6.2MB

  • memory/456-18-0x0000000075060000-0x0000000075810000-memory.dmp

    Filesize

    7.7MB

  • memory/456-21-0x0000000005350000-0x00000000053B6000-memory.dmp

    Filesize

    408KB

  • memory/456-87-0x0000000075060000-0x0000000075810000-memory.dmp

    Filesize

    7.7MB

  • memory/456-19-0x0000000005240000-0x0000000005262000-memory.dmp

    Filesize

    136KB

  • memory/1164-76-0x00000000076D0000-0x00000000076DA000-memory.dmp

    Filesize

    40KB

  • memory/1164-51-0x00000000072B0000-0x00000000072E2000-memory.dmp

    Filesize

    200KB

  • memory/1164-23-0x0000000075060000-0x0000000075810000-memory.dmp

    Filesize

    7.7MB

  • memory/1164-88-0x0000000075060000-0x0000000075810000-memory.dmp

    Filesize

    7.7MB

  • memory/1164-82-0x0000000007980000-0x0000000007988000-memory.dmp

    Filesize

    32KB

  • memory/1164-81-0x00000000079A0000-0x00000000079BA000-memory.dmp

    Filesize

    104KB

  • memory/1164-79-0x0000000007890000-0x000000000789E000-memory.dmp

    Filesize

    56KB

  • memory/1164-36-0x0000000075060000-0x0000000075810000-memory.dmp

    Filesize

    7.7MB

  • memory/1164-24-0x0000000075060000-0x0000000075810000-memory.dmp

    Filesize

    7.7MB

  • memory/1164-78-0x0000000007860000-0x0000000007871000-memory.dmp

    Filesize

    68KB

  • memory/1164-75-0x0000000007660000-0x000000000767A000-memory.dmp

    Filesize

    104KB

  • memory/1164-74-0x0000000007CA0000-0x000000000831A000-memory.dmp

    Filesize

    6.5MB

  • memory/1164-52-0x0000000075910000-0x000000007595C000-memory.dmp

    Filesize

    304KB

  • memory/1164-72-0x0000000007290000-0x00000000072AE000-memory.dmp

    Filesize

    120KB

  • memory/1164-73-0x0000000007500000-0x00000000075A3000-memory.dmp

    Filesize

    652KB

  • memory/2452-8-0x000000007506E000-0x000000007506F000-memory.dmp

    Filesize

    4KB

  • memory/2452-3-0x0000000005830000-0x00000000058C2000-memory.dmp

    Filesize

    584KB

  • memory/2452-6-0x0000000005B00000-0x0000000005B9C000-memory.dmp

    Filesize

    624KB

  • memory/2452-0-0x000000007506E000-0x000000007506F000-memory.dmp

    Filesize

    4KB

  • memory/2452-4-0x0000000005900000-0x000000000590A000-memory.dmp

    Filesize

    40KB

  • memory/2452-7-0x0000000006AF0000-0x0000000006B0E000-memory.dmp

    Filesize

    120KB

  • memory/2452-39-0x0000000075060000-0x0000000075810000-memory.dmp

    Filesize

    7.7MB

  • memory/2452-5-0x0000000075060000-0x0000000075810000-memory.dmp

    Filesize

    7.7MB

  • memory/2452-1-0x0000000000DA0000-0x0000000000E68000-memory.dmp

    Filesize

    800KB

  • memory/2452-9-0x0000000075060000-0x0000000075810000-memory.dmp

    Filesize

    7.7MB

  • memory/2452-2-0x0000000005F10000-0x00000000064B4000-memory.dmp

    Filesize

    5.6MB

  • memory/2452-10-0x00000000052B0000-0x000000000533C000-memory.dmp

    Filesize

    560KB

  • memory/2604-37-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2604-89-0x0000000006410000-0x00000000065D2000-memory.dmp

    Filesize

    1.8MB

  • memory/2604-90-0x00000000062B0000-0x0000000006300000-memory.dmp

    Filesize

    320KB

  • memory/2604-91-0x0000000006B10000-0x000000000703C000-memory.dmp

    Filesize

    5.2MB