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Analysis

  • max time kernel
    121s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/01/2025, 16:51

General

  • Target

    6DruzpERXVmNY8S.exe

  • Size

    840KB

  • MD5

    8473086ff5d2df89f6b7bc7c4ccffc34

  • SHA1

    70038b17d2a7c345a5d302fbf1fde04daa8ff96c

  • SHA256

    877d00f6fad980ae8bd9c1712e0f79f40a2d3dae02ddb8f73174ea08723eb818

  • SHA512

    b7924715e7364968c1b261b56fe472f70ae9ec2cbd8cddb611549e241492ef30ead061d44a8c10e7fcd8dd5b538456dbcecddb4c734e9bc826520a3caf657d12

  • SSDEEP

    12288:TMI4rhYQnDAteJnBj2ozb5inm3PMEsREb5JDSw3Ql8LHT9WuIMR:TMrCQnZZDzb54WkEsqb52WpVn

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 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 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 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\6DruzpERXVmNY8S.exe
    "C:\Users\Admin\AppData\Local\Temp\6DruzpERXVmNY8S.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1212
    • 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\6DruzpERXVmNY8S.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4192
    • C:\Users\Admin\AppData\Local\Temp\6DruzpERXVmNY8S.exe
      "C:\Users\Admin\AppData\Local\Temp\6DruzpERXVmNY8S.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:2028

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\6DruzpERXVmNY8S.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_44svi1uj.ww3.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1212-10-0x000000000D770000-0x000000000D80C000-memory.dmp

    Filesize

    624KB

  • memory/1212-15-0x0000000074A90000-0x0000000075240000-memory.dmp

    Filesize

    7.7MB

  • memory/1212-4-0x0000000074A90000-0x0000000075240000-memory.dmp

    Filesize

    7.7MB

  • memory/1212-5-0x00000000053A0000-0x00000000053AA000-memory.dmp

    Filesize

    40KB

  • memory/1212-6-0x00000000065B0000-0x00000000065CE000-memory.dmp

    Filesize

    120KB

  • memory/1212-7-0x0000000074A9E000-0x0000000074A9F000-memory.dmp

    Filesize

    4KB

  • memory/1212-8-0x0000000074A90000-0x0000000075240000-memory.dmp

    Filesize

    7.7MB

  • memory/1212-9-0x0000000004D30000-0x0000000004DBE000-memory.dmp

    Filesize

    568KB

  • memory/1212-0-0x0000000074A9E000-0x0000000074A9F000-memory.dmp

    Filesize

    4KB

  • memory/1212-3-0x00000000052F0000-0x0000000005382000-memory.dmp

    Filesize

    584KB

  • memory/1212-2-0x0000000005990000-0x0000000005F34000-memory.dmp

    Filesize

    5.6MB

  • memory/1212-1-0x0000000000830000-0x0000000000908000-memory.dmp

    Filesize

    864KB

  • memory/2028-11-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2028-64-0x0000000074A90000-0x0000000075240000-memory.dmp

    Filesize

    7.7MB

  • memory/2028-63-0x0000000006650000-0x00000000066A0000-memory.dmp

    Filesize

    320KB

  • memory/2028-62-0x00000000067B0000-0x0000000006972000-memory.dmp

    Filesize

    1.8MB

  • memory/2028-61-0x0000000074A90000-0x0000000075240000-memory.dmp

    Filesize

    7.7MB

  • memory/2028-14-0x0000000074A90000-0x0000000075240000-memory.dmp

    Filesize

    7.7MB

  • memory/2028-24-0x0000000074A90000-0x0000000075240000-memory.dmp

    Filesize

    7.7MB

  • memory/4192-21-0x0000000006060000-0x00000000060C6000-memory.dmp

    Filesize

    408KB

  • memory/4192-52-0x0000000007B40000-0x0000000007B4A000-memory.dmp

    Filesize

    40KB

  • memory/4192-23-0x0000000074A90000-0x0000000075240000-memory.dmp

    Filesize

    7.7MB

  • memory/4192-20-0x00000000057E0000-0x0000000005802000-memory.dmp

    Filesize

    136KB

  • memory/4192-30-0x00000000061F0000-0x0000000006544000-memory.dmp

    Filesize

    3.3MB

  • memory/4192-35-0x00000000067B0000-0x00000000067CE000-memory.dmp

    Filesize

    120KB

  • memory/4192-36-0x0000000006840000-0x000000000688C000-memory.dmp

    Filesize

    304KB

  • memory/4192-38-0x00000000704A0000-0x00000000704EC000-memory.dmp

    Filesize

    304KB

  • memory/4192-37-0x0000000006D70000-0x0000000006DA2000-memory.dmp

    Filesize

    200KB

  • memory/4192-48-0x0000000006D50000-0x0000000006D6E000-memory.dmp

    Filesize

    120KB

  • memory/4192-49-0x00000000079A0000-0x0000000007A43000-memory.dmp

    Filesize

    652KB

  • memory/4192-50-0x0000000008110000-0x000000000878A000-memory.dmp

    Filesize

    6.5MB

  • memory/4192-51-0x0000000007AD0000-0x0000000007AEA000-memory.dmp

    Filesize

    104KB

  • memory/4192-22-0x0000000006180000-0x00000000061E6000-memory.dmp

    Filesize

    408KB

  • memory/4192-53-0x0000000007D50000-0x0000000007DE6000-memory.dmp

    Filesize

    600KB

  • memory/4192-54-0x0000000007CD0000-0x0000000007CE1000-memory.dmp

    Filesize

    68KB

  • memory/4192-55-0x0000000007D00000-0x0000000007D0E000-memory.dmp

    Filesize

    56KB

  • memory/4192-56-0x0000000007D10000-0x0000000007D24000-memory.dmp

    Filesize

    80KB

  • memory/4192-57-0x0000000007E10000-0x0000000007E2A000-memory.dmp

    Filesize

    104KB

  • memory/4192-58-0x0000000007DF0000-0x0000000007DF8000-memory.dmp

    Filesize

    32KB

  • memory/4192-60-0x0000000074A90000-0x0000000075240000-memory.dmp

    Filesize

    7.7MB

  • memory/4192-18-0x0000000005880000-0x0000000005EA8000-memory.dmp

    Filesize

    6.2MB

  • memory/4192-19-0x0000000074A90000-0x0000000075240000-memory.dmp

    Filesize

    7.7MB

  • memory/4192-17-0x0000000074A90000-0x0000000075240000-memory.dmp

    Filesize

    7.7MB

  • memory/4192-16-0x0000000005210000-0x0000000005246000-memory.dmp

    Filesize

    216KB