Analysis

  • max time kernel
    135s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-10-2024 01:43

General

  • Target

    bc5ee788c33389a426c9b5b10405a41a83f6875864bf09b0de6df15ab88cfbda.exe

  • Size

    658KB

  • MD5

    b2b44061f8271ad0f7d3a4febeb07751

  • SHA1

    d312798b7737931cb492abb1b7bd870f44bd9677

  • SHA256

    bc5ee788c33389a426c9b5b10405a41a83f6875864bf09b0de6df15ab88cfbda

  • SHA512

    c83fcb92a4f175857b621f9b6b411477a8aeed38024a907515a7ec3218ff58a9d05de2d7d09ac5a18e38e400ad3d1f5263b9838df3565ac6fe55964021cf168a

  • SSDEEP

    12288:kgc3Vk+O7TL2S/2NuAigYNlU90z7rOICfPoTkZPg0:kgYk+m7AigylU90z7mFZX

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.inhousepick.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    #(P%eO^#J0

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 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bc5ee788c33389a426c9b5b10405a41a83f6875864bf09b0de6df15ab88cfbda.exe
    "C:\Users\Admin\AppData\Local\Temp\bc5ee788c33389a426c9b5b10405a41a83f6875864bf09b0de6df15ab88cfbda.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4544
    • 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\bc5ee788c33389a426c9b5b10405a41a83f6875864bf09b0de6df15ab88cfbda.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4996
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\xRAvleeiuDbJ.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2588
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xRAvleeiuDbJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC350.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:4784
    • C:\Users\Admin\AppData\Local\Temp\bc5ee788c33389a426c9b5b10405a41a83f6875864bf09b0de6df15ab88cfbda.exe
      "C:\Users\Admin\AppData\Local\Temp\bc5ee788c33389a426c9b5b10405a41a83f6875864bf09b0de6df15ab88cfbda.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:2032

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

    0bead277589d1f0529d9ecbb24a7e06b

    SHA1

    228c9b06c9c0bc411ac60256f56e383ed4fb9b9b

    SHA256

    993223abd0c3e2fb395a6db24ad0ee1382a1138aaa12b5c4f32f11643baef074

    SHA512

    510361dedea9edb3d408e4e0c71c41f1181174227a725ccd324e9ed2724865fb2080f4c4a50a5e18d8a28ec2038769367ec690831d91a2c196ac222ed344a870

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_z44n5i32.u0c.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpC350.tmp

    Filesize

    1KB

    MD5

    f6156992ccc22b9240dcb71a42388315

    SHA1

    ce26b44808005db2a4c2b03254fb0b0dcfdb3a59

    SHA256

    b8d4eab0efc4f6887bfa947e71c25edfcb97291e54960a6a21cca7eb3a4a2af3

    SHA512

    5fdbab9d7217aea9c24ad8c7e0a55e959a8a7fccbabbcc2798cf4eb85fa3dce6d6686c49465bdcd76298a6a74a5ebcae6114a2f40166497afe6673bc451a9f9c

  • memory/2032-90-0x00000000068D0000-0x0000000006A92000-memory.dmp

    Filesize

    1.8MB

  • memory/2032-92-0x0000000006FD0000-0x00000000074FC000-memory.dmp

    Filesize

    5.2MB

  • memory/2032-45-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2032-91-0x0000000006760000-0x00000000067B0000-memory.dmp

    Filesize

    320KB

  • memory/2588-88-0x0000000074550000-0x0000000074D00000-memory.dmp

    Filesize

    7.7MB

  • memory/2588-31-0x0000000074550000-0x0000000074D00000-memory.dmp

    Filesize

    7.7MB

  • memory/2588-79-0x0000000007360000-0x000000000736E000-memory.dmp

    Filesize

    56KB

  • memory/2588-62-0x0000000006400000-0x000000000641E000-memory.dmp

    Filesize

    120KB

  • memory/2588-51-0x00000000063C0000-0x00000000063F2000-memory.dmp

    Filesize

    200KB

  • memory/2588-52-0x000000006F250000-0x000000006F29C000-memory.dmp

    Filesize

    304KB

  • memory/2588-18-0x00000000051C0000-0x00000000057E8000-memory.dmp

    Filesize

    6.2MB

  • memory/2588-20-0x0000000074550000-0x0000000074D00000-memory.dmp

    Filesize

    7.7MB

  • memory/2588-44-0x00000000058F0000-0x0000000005C44000-memory.dmp

    Filesize

    3.3MB

  • memory/2588-76-0x00000000071A0000-0x00000000071AA000-memory.dmp

    Filesize

    40KB

  • memory/2588-30-0x0000000074550000-0x0000000074D00000-memory.dmp

    Filesize

    7.7MB

  • memory/2588-23-0x0000000004FF0000-0x0000000005056000-memory.dmp

    Filesize

    408KB

  • memory/2588-22-0x0000000004ED0000-0x0000000004F36000-memory.dmp

    Filesize

    408KB

  • memory/4544-49-0x0000000074550000-0x0000000074D00000-memory.dmp

    Filesize

    7.7MB

  • memory/4544-3-0x00000000057B0000-0x0000000005D54000-memory.dmp

    Filesize

    5.6MB

  • memory/4544-6-0x0000000006940000-0x00000000069DE000-memory.dmp

    Filesize

    632KB

  • memory/4544-7-0x0000000005330000-0x000000000533E000-memory.dmp

    Filesize

    56KB

  • memory/4544-4-0x0000000005010000-0x000000000501A000-memory.dmp

    Filesize

    40KB

  • memory/4544-5-0x0000000074550000-0x0000000074D00000-memory.dmp

    Filesize

    7.7MB

  • memory/4544-9-0x0000000074550000-0x0000000074D00000-memory.dmp

    Filesize

    7.7MB

  • memory/4544-2-0x0000000004F10000-0x0000000004FA2000-memory.dmp

    Filesize

    584KB

  • memory/4544-8-0x000000007455E000-0x000000007455F000-memory.dmp

    Filesize

    4KB

  • memory/4544-0-0x000000007455E000-0x000000007455F000-memory.dmp

    Filesize

    4KB

  • memory/4544-1-0x0000000000620000-0x00000000006CA000-memory.dmp

    Filesize

    680KB

  • memory/4544-11-0x0000000008FD0000-0x000000000906C000-memory.dmp

    Filesize

    624KB

  • memory/4544-10-0x0000000006440000-0x00000000064CC000-memory.dmp

    Filesize

    560KB

  • memory/4996-16-0x0000000002180000-0x00000000021B6000-memory.dmp

    Filesize

    216KB

  • memory/4996-75-0x0000000006DA0000-0x0000000006DBA000-memory.dmp

    Filesize

    104KB

  • memory/4996-74-0x00000000073E0000-0x0000000007A5A000-memory.dmp

    Filesize

    6.5MB

  • memory/4996-77-0x0000000007020000-0x00000000070B6000-memory.dmp

    Filesize

    600KB

  • memory/4996-78-0x0000000006FA0000-0x0000000006FB1000-memory.dmp

    Filesize

    68KB

  • memory/4996-73-0x0000000006C70000-0x0000000006D13000-memory.dmp

    Filesize

    652KB

  • memory/4996-80-0x0000000006FE0000-0x0000000006FF4000-memory.dmp

    Filesize

    80KB

  • memory/4996-81-0x00000000070E0000-0x00000000070FA000-memory.dmp

    Filesize

    104KB

  • memory/4996-82-0x00000000070C0000-0x00000000070C8000-memory.dmp

    Filesize

    32KB

  • memory/4996-63-0x000000006F250000-0x000000006F29C000-memory.dmp

    Filesize

    304KB

  • memory/4996-50-0x0000000005AF0000-0x0000000005B3C000-memory.dmp

    Filesize

    304KB

  • memory/4996-89-0x0000000074550000-0x0000000074D00000-memory.dmp

    Filesize

    7.7MB

  • memory/4996-48-0x0000000005A60000-0x0000000005A7E000-memory.dmp

    Filesize

    120KB

  • memory/4996-46-0x0000000074550000-0x0000000074D00000-memory.dmp

    Filesize

    7.7MB

  • memory/4996-21-0x00000000051D0000-0x00000000051F2000-memory.dmp

    Filesize

    136KB

  • memory/4996-17-0x0000000074550000-0x0000000074D00000-memory.dmp

    Filesize

    7.7MB