Analysis

  • max time kernel
    122s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-10-2024 01:05

General

  • Target

    2095af004e76f0cf7243b68e868eeb3b9c8c157d632aa785a87a93addf3b75fc.exe

  • Size

    745KB

  • MD5

    89b1330440f5e3cc7fdf662981760845

  • SHA1

    39484bf19c50d51022b3f90361bfd048b1ee1df6

  • SHA256

    2095af004e76f0cf7243b68e868eeb3b9c8c157d632aa785a87a93addf3b75fc

  • SHA512

    2db2b4de6eb9bda9b1d93d4e14417a31193cdcebd4736b07a49d0d72e34244d166285107eda6968c3b781e20e7302a2d93b2e5a3df93a6b3217e6a3d426bc1e3

  • SSDEEP

    12288:a4Gc47cJDImS//BEQPo+wknW47+O7dwKOFxFp/xb0rA5CXpLJ+U3T:9GrSImS//BEknwGW47+OZFOFH0rA5yJ+

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    qimnnEB2

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 1 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 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2095af004e76f0cf7243b68e868eeb3b9c8c157d632aa785a87a93addf3b75fc.exe
    "C:\Users\Admin\AppData\Local\Temp\2095af004e76f0cf7243b68e868eeb3b9c8c157d632aa785a87a93addf3b75fc.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1052
    • 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\2095af004e76f0cf7243b68e868eeb3b9c8c157d632aa785a87a93addf3b75fc.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:208
    • C:\Users\Admin\AppData\Local\Temp\2095af004e76f0cf7243b68e868eeb3b9c8c157d632aa785a87a93addf3b75fc.exe
      "C:\Users\Admin\AppData\Local\Temp\2095af004e76f0cf7243b68e868eeb3b9c8c157d632aa785a87a93addf3b75fc.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:3108

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\2095af004e76f0cf7243b68e868eeb3b9c8c157d632aa785a87a93addf3b75fc.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0k4yjmgu.esj.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/208-51-0x0000000007020000-0x000000000703A000-memory.dmp

    Filesize

    104KB

  • memory/208-16-0x0000000004770000-0x00000000047A6000-memory.dmp

    Filesize

    216KB

  • memory/208-34-0x0000000005DA0000-0x0000000005DEC000-memory.dmp

    Filesize

    304KB

  • memory/208-33-0x0000000005CF0000-0x0000000005D0E000-memory.dmp

    Filesize

    120KB

  • memory/208-61-0x00000000749A0000-0x0000000075150000-memory.dmp

    Filesize

    7.7MB

  • memory/208-58-0x0000000007340000-0x0000000007348000-memory.dmp

    Filesize

    32KB

  • memory/208-57-0x0000000007360000-0x000000000737A000-memory.dmp

    Filesize

    104KB

  • memory/208-56-0x0000000007260000-0x0000000007274000-memory.dmp

    Filesize

    80KB

  • memory/208-55-0x0000000007250000-0x000000000725E000-memory.dmp

    Filesize

    56KB

  • memory/208-54-0x0000000007220000-0x0000000007231000-memory.dmp

    Filesize

    68KB

  • memory/208-53-0x00000000072A0000-0x0000000007336000-memory.dmp

    Filesize

    600KB

  • memory/208-52-0x00000000070A0000-0x00000000070AA000-memory.dmp

    Filesize

    40KB

  • memory/208-50-0x0000000007670000-0x0000000007CEA000-memory.dmp

    Filesize

    6.5MB

  • memory/208-37-0x00000000062C0000-0x00000000062F2000-memory.dmp

    Filesize

    200KB

  • memory/208-18-0x0000000004DE0000-0x0000000005408000-memory.dmp

    Filesize

    6.2MB

  • memory/208-17-0x00000000749A0000-0x0000000075150000-memory.dmp

    Filesize

    7.7MB

  • memory/208-19-0x0000000004C20000-0x0000000004C42000-memory.dmp

    Filesize

    136KB

  • memory/208-35-0x00000000749A0000-0x0000000075150000-memory.dmp

    Filesize

    7.7MB

  • memory/208-49-0x0000000006CF0000-0x0000000006D93000-memory.dmp

    Filesize

    652KB

  • memory/208-32-0x00000000749A0000-0x0000000075150000-memory.dmp

    Filesize

    7.7MB

  • memory/208-31-0x00000000057E0000-0x0000000005B34000-memory.dmp

    Filesize

    3.3MB

  • memory/208-20-0x0000000005410000-0x0000000005476000-memory.dmp

    Filesize

    408KB

  • memory/208-48-0x0000000006330000-0x000000000634E000-memory.dmp

    Filesize

    120KB

  • memory/208-38-0x0000000070430000-0x000000007047C000-memory.dmp

    Filesize

    304KB

  • memory/208-21-0x0000000005670000-0x00000000056D6000-memory.dmp

    Filesize

    408KB

  • memory/1052-15-0x00000000749A0000-0x0000000075150000-memory.dmp

    Filesize

    7.7MB

  • memory/1052-7-0x00000000749AE000-0x00000000749AF000-memory.dmp

    Filesize

    4KB

  • memory/1052-4-0x00000000749A0000-0x0000000075150000-memory.dmp

    Filesize

    7.7MB

  • memory/1052-5-0x0000000004D70000-0x0000000004D7A000-memory.dmp

    Filesize

    40KB

  • memory/1052-1-0x0000000000210000-0x00000000002D0000-memory.dmp

    Filesize

    768KB

  • memory/1052-3-0x0000000004CB0000-0x0000000004D42000-memory.dmp

    Filesize

    584KB

  • memory/1052-0-0x00000000749AE000-0x00000000749AF000-memory.dmp

    Filesize

    4KB

  • memory/1052-6-0x0000000005040000-0x000000000505E000-memory.dmp

    Filesize

    120KB

  • memory/1052-2-0x0000000005360000-0x0000000005904000-memory.dmp

    Filesize

    5.6MB

  • memory/1052-8-0x00000000749A0000-0x0000000075150000-memory.dmp

    Filesize

    7.7MB

  • memory/1052-10-0x000000000BCB0000-0x000000000BD4C000-memory.dmp

    Filesize

    624KB

  • memory/1052-9-0x00000000046B0000-0x000000000473C000-memory.dmp

    Filesize

    560KB

  • memory/3108-11-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3108-36-0x00000000749A0000-0x0000000075150000-memory.dmp

    Filesize

    7.7MB

  • memory/3108-14-0x00000000749A0000-0x0000000075150000-memory.dmp

    Filesize

    7.7MB

  • memory/3108-62-0x00000000749A0000-0x0000000075150000-memory.dmp

    Filesize

    7.7MB

  • memory/3108-63-0x00000000749A0000-0x0000000075150000-memory.dmp

    Filesize

    7.7MB

  • memory/3108-64-0x0000000006EC0000-0x0000000007082000-memory.dmp

    Filesize

    1.8MB

  • memory/3108-65-0x0000000006D60000-0x0000000006DB0000-memory.dmp

    Filesize

    320KB

  • memory/3108-66-0x00000000075C0000-0x0000000007AEC000-memory.dmp

    Filesize

    5.2MB