Analysis

  • max time kernel
    144s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-01-2025 14:36

General

  • Target

    fa6b246130a460aa8915db3f56fc3735f767a5950a12d71dc3a70c400682cc41.exe

  • Size

    806KB

  • MD5

    6a5b8c6057dff681139fd609ffc6b21d

  • SHA1

    b37b7a2168980b4772978a640ebf5a02f41697e6

  • SHA256

    fa6b246130a460aa8915db3f56fc3735f767a5950a12d71dc3a70c400682cc41

  • SHA512

    0be9c3e2e42b53ac22237f9b2a1037ca4bb46ce908df0bdbe455eb1daf41457b6dd85f1d80aee36f47fa3c6d9cf9d3a9e8867928242edf8a93aae21aa703f989

  • SSDEEP

    12288:wTJidkhIqHdLcMMEbtx0GA72BzYCqqykD0AarMhiNAgZY8i3oXRKQCzcdYSS:wTkQIwL81IBUCqpqrsfZV+ER/c

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
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Blocklisted process makes network request 8 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 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.

  • Drops file in System32 directory 1 IoCs
  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • 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 9 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 23 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fa6b246130a460aa8915db3f56fc3735f767a5950a12d71dc3a70c400682cc41.exe
    "C:\Users\Admin\AppData\Local\Temp\fa6b246130a460aa8915db3f56fc3735f767a5950a12d71dc3a70c400682cc41.exe"
    1⤵
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:976
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" -windowstyle minimized "$Fuffy=Get-Content -Raw 'C:\Users\Admin\AppData\Local\Temp\depersonaliseredes\Thalamiflorous.Tus209';$Antigenes=$Fuffy.SubString(5130,3);.$Antigenes($Fuffy)"
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3136
      • C:\Windows\SysWOW64\msiexec.exe
        "C:\Windows\SysWOW64\msiexec.exe"
        3⤵
        • Accesses Microsoft Outlook profiles
        • Blocklisted process makes network request
        • Suspicious use of NtCreateThreadExHideFromDebugger
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:3028

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_pfnr4ict.xat.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\depersonaliseredes\Halvbuernes.sve

    Filesize

    277KB

    MD5

    3ec09ce77d7046b1b0a4108ea6aac00d

    SHA1

    85201f8d4ee3dc202574b7ee39ad232503a39eb2

    SHA256

    1e5a50c09ca254dc572c08bc87f596ebf2ae2ccb09ef355bd34a1a7a2b4e1bef

    SHA512

    bd36a6120c32cce182a44493afdaec571080cab9668fb80ec84dbb3c55e0b50cf631dba68617c29cd1ae9b9c61a6947df157a558e110d0782d73b469aaade39d

  • C:\Users\Admin\AppData\Local\Temp\depersonaliseredes\Thalamiflorous.Tus209

    Filesize

    70KB

    MD5

    7616ce045d0e4f80b84ca85f265f7588

    SHA1

    f85246dcd0a361746b9fa86a4a78f4424fdecdf8

    SHA256

    3d5c18f1bc08fe7db0aa8650c0342ff90d588afd0b71b0091228860677ecc010

    SHA512

    1b6cabf4063eb02503f2ffdecfd5318be2bde51e0b0f6b1caee7ea09525f4063d6d4231f0015a09985c83db1729ad627c76f7fdf40807ab30883e4ad24b13a34

  • memory/3028-80-0x0000000000C00000-0x0000000001E54000-memory.dmp

    Filesize

    18.3MB

  • memory/3028-81-0x0000000000C00000-0x0000000000C48000-memory.dmp

    Filesize

    288KB

  • memory/3028-88-0x0000000020F70000-0x0000000020F7A000-memory.dmp

    Filesize

    40KB

  • memory/3028-87-0x0000000020FC0000-0x0000000021052000-memory.dmp

    Filesize

    584KB

  • memory/3028-86-0x0000000020E90000-0x0000000020EE0000-memory.dmp

    Filesize

    320KB

  • memory/3028-85-0x0000000021620000-0x00000000217E2000-memory.dmp

    Filesize

    1.8MB

  • memory/3028-82-0x00000000209C0000-0x0000000020A5C000-memory.dmp

    Filesize

    624KB

  • memory/3136-46-0x00000000074B0000-0x00000000074BA000-memory.dmp

    Filesize

    40KB

  • memory/3136-51-0x0000000007C10000-0x0000000007C24000-memory.dmp

    Filesize

    80KB

  • memory/3136-18-0x0000000073280000-0x0000000073A30000-memory.dmp

    Filesize

    7.7MB

  • memory/3136-23-0x0000000005920000-0x0000000005C74000-memory.dmp

    Filesize

    3.3MB

  • memory/3136-24-0x0000000005F40000-0x0000000005F5E000-memory.dmp

    Filesize

    120KB

  • memory/3136-25-0x0000000005F80000-0x0000000005FCC000-memory.dmp

    Filesize

    304KB

  • memory/3136-26-0x00000000064B0000-0x0000000006546000-memory.dmp

    Filesize

    600KB

  • memory/3136-27-0x0000000006460000-0x000000000647A000-memory.dmp

    Filesize

    104KB

  • memory/3136-28-0x0000000006F20000-0x0000000006F42000-memory.dmp

    Filesize

    136KB

  • memory/3136-29-0x0000000007500000-0x0000000007AA4000-memory.dmp

    Filesize

    5.6MB

  • memory/3136-31-0x0000000008130000-0x00000000087AA000-memory.dmp

    Filesize

    6.5MB

  • memory/3136-32-0x0000000007340000-0x0000000007372000-memory.dmp

    Filesize

    200KB

  • memory/3136-33-0x000000006F710000-0x000000006F75C000-memory.dmp

    Filesize

    304KB

  • memory/3136-43-0x0000000007380000-0x000000000739E000-memory.dmp

    Filesize

    120KB

  • memory/3136-44-0x0000000073280000-0x0000000073A30000-memory.dmp

    Filesize

    7.7MB

  • memory/3136-45-0x00000000073B0000-0x0000000007453000-memory.dmp

    Filesize

    652KB

  • memory/3136-12-0x0000000005090000-0x00000000050F6000-memory.dmp

    Filesize

    408KB

  • memory/3136-47-0x0000000073280000-0x0000000073A30000-memory.dmp

    Filesize

    7.7MB

  • memory/3136-48-0x0000000073280000-0x0000000073A30000-memory.dmp

    Filesize

    7.7MB

  • memory/3136-49-0x00000000074D0000-0x00000000074E1000-memory.dmp

    Filesize

    68KB

  • memory/3136-50-0x0000000007C00000-0x0000000007C0E000-memory.dmp

    Filesize

    56KB

  • memory/3136-11-0x0000000005020000-0x0000000005086000-memory.dmp

    Filesize

    408KB

  • memory/3136-52-0x0000000007C70000-0x0000000007C8A000-memory.dmp

    Filesize

    104KB

  • memory/3136-53-0x0000000007C40000-0x0000000007C48000-memory.dmp

    Filesize

    32KB

  • memory/3136-54-0x0000000007C70000-0x0000000007C9A000-memory.dmp

    Filesize

    168KB

  • memory/3136-55-0x0000000007CB0000-0x0000000007CD4000-memory.dmp

    Filesize

    144KB

  • memory/3136-56-0x0000000073280000-0x0000000073A30000-memory.dmp

    Filesize

    7.7MB

  • memory/3136-57-0x000000007328E000-0x000000007328F000-memory.dmp

    Filesize

    4KB

  • memory/3136-58-0x0000000073280000-0x0000000073A30000-memory.dmp

    Filesize

    7.7MB

  • memory/3136-59-0x0000000073280000-0x0000000073A30000-memory.dmp

    Filesize

    7.7MB

  • memory/3136-61-0x0000000073280000-0x0000000073A30000-memory.dmp

    Filesize

    7.7MB

  • memory/3136-62-0x0000000073280000-0x0000000073A30000-memory.dmp

    Filesize

    7.7MB

  • memory/3136-63-0x00000000087B0000-0x0000000009421000-memory.dmp

    Filesize

    12.4MB

  • memory/3136-64-0x0000000073280000-0x0000000073A30000-memory.dmp

    Filesize

    7.7MB

  • memory/3136-65-0x0000000073280000-0x0000000073A30000-memory.dmp

    Filesize

    7.7MB

  • memory/3136-10-0x0000000004F80000-0x0000000004FA2000-memory.dmp

    Filesize

    136KB

  • memory/3136-8-0x0000000073280000-0x0000000073A30000-memory.dmp

    Filesize

    7.7MB

  • memory/3136-9-0x0000000005280000-0x00000000058A8000-memory.dmp

    Filesize

    6.2MB

  • memory/3136-7-0x00000000025F0000-0x0000000002626000-memory.dmp

    Filesize

    216KB

  • memory/3136-6-0x000000007328E000-0x000000007328F000-memory.dmp

    Filesize

    4KB

  • memory/3136-66-0x0000000073280000-0x0000000073A30000-memory.dmp

    Filesize

    7.7MB

  • memory/3136-67-0x0000000073280000-0x0000000073A30000-memory.dmp

    Filesize

    7.7MB