Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-11-2024 03:36

General

  • Target

    c9f7cbb4a9e4e0db0e717cd71d3b5e5162544866bc7c74cde42fb9240cf193db.exe

  • Size

    1.2MB

  • MD5

    cfd68f7d943d702ade1744a68308f0ca

  • SHA1

    7e7bb8ff7a01ace1cee4b93d087bfad75aaefa0c

  • SHA256

    c9f7cbb4a9e4e0db0e717cd71d3b5e5162544866bc7c74cde42fb9240cf193db

  • SHA512

    9a198311992a149e0974d2187be2838a3ed969d284e0722e5a3ddb576c80f0d8eaed6b25683f10ffff8ccfb6bcfcc58ae4ce95747ce8c24e8100387f13f3b7e6

  • SSDEEP

    24576:voqqHmQ2mlKCS22++Gpk3C99ZwYAKImqcSb7CkSE9bXy2pf3zxFTB:voZmQ7N25Gpk3CqvTHcQC3E97xF3zTV

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 2 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 1 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).

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 45 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c9f7cbb4a9e4e0db0e717cd71d3b5e5162544866bc7c74cde42fb9240cf193db.exe
    "C:\Users\Admin\AppData\Local\Temp\c9f7cbb4a9e4e0db0e717cd71d3b5e5162544866bc7c74cde42fb9240cf193db.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3680
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" -windowstyle hidden "$Analytique=Get-Content -raw 'C:\Users\Admin\AppData\Local\Temp\carinal\Coracosteon\Fiskerettens.udk';$Terminaladgang=$Analytique.SubString(53834,3);.$Terminaladgang($Analytique)"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1872
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1872 -s 2364
        3⤵
        • Program crash
        PID:2000
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" -windowstyle hidden "$Analytique=Get-Content -raw 'C:\Users\Admin\AppData\Local\Temp\carinal\Coracosteon\Fiskerettens.udk';$Terminaladgang=$Analytique.SubString(53834,3);.$Terminaladgang($Analytique)"
      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:4608
      • 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:1600
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1872 -ip 1872
    1⤵
      PID:5056

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_taknia15.4gw.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\carinal\Coracosteon\Fiskerettens.udk

      Filesize

      52KB

      MD5

      faf341db23ab218989520cdb488bd287

      SHA1

      dea8d00a028dbf3db1e4dc43c78f4953146a5512

      SHA256

      31986b7f9a99a42e3d59c24fa9a3530f7436f99ed3c7651f04debd3f62c44a89

      SHA512

      99bdfe35735c579102859774c3bd0809858d9628b3691ad4a9955016822139fe96f1921eed5d7dc57350faf6fbb4ba4f820278b04bb22ff88dcfefa2909da79f

    • C:\Users\Admin\AppData\Local\Temp\carinal\Coracosteon\Musikgruppen.par

      Filesize

      333KB

      MD5

      d4d13386bf47d7fdea892ffafc3c8b42

      SHA1

      9e8364871a5618d3e481fe93979450b4450d4f07

      SHA256

      8b6551ac3e6a95a424d9be1cb4032c8d72d6771a723245589e2caa51e412ff23

      SHA512

      ae9d94ce9baad0bf22db3f7510855fca31564302263038262f38b3f86915ee64ff9851c5f0e7670a103e6851a1b06ec34071aff12477ca546e4cbb94ada8db31

    • memory/1600-113-0x0000000024E00000-0x0000000024E0A000-memory.dmp

      Filesize

      40KB

    • memory/1600-112-0x0000000024E50000-0x0000000024EE2000-memory.dmp

      Filesize

      584KB

    • memory/1600-110-0x0000000024D20000-0x0000000024D70000-memory.dmp

      Filesize

      320KB

    • memory/1600-109-0x00000000254F0000-0x00000000256B2000-memory.dmp

      Filesize

      1.8MB

    • memory/1600-107-0x00000000248A0000-0x000000002493C000-memory.dmp

      Filesize

      624KB

    • memory/1600-106-0x0000000000B40000-0x0000000000B88000-memory.dmp

      Filesize

      288KB

    • memory/1600-105-0x0000000000B40000-0x0000000001D94000-memory.dmp

      Filesize

      18.3MB

    • memory/1600-101-0x0000000000B40000-0x0000000001D94000-memory.dmp

      Filesize

      18.3MB

    • memory/1872-85-0x0000000008D00000-0x000000000DA3B000-memory.dmp

      Filesize

      77.2MB

    • memory/1872-77-0x00000000741B0000-0x0000000074960000-memory.dmp

      Filesize

      7.7MB

    • memory/1872-10-0x00000000741B0000-0x0000000074960000-memory.dmp

      Filesize

      7.7MB

    • memory/1872-89-0x00000000741B0000-0x0000000074960000-memory.dmp

      Filesize

      7.7MB

    • memory/1872-38-0x0000000007400000-0x0000000007496000-memory.dmp

      Filesize

      600KB

    • memory/1872-39-0x0000000006810000-0x000000000682A000-memory.dmp

      Filesize

      104KB

    • memory/1872-40-0x0000000006930000-0x0000000006952000-memory.dmp

      Filesize

      136KB

    • memory/1872-6-0x00000000741BE000-0x00000000741BF000-memory.dmp

      Filesize

      4KB

    • memory/1872-84-0x00000000741B0000-0x0000000074960000-memory.dmp

      Filesize

      7.7MB

    • memory/1872-43-0x0000000008680000-0x0000000008CFA000-memory.dmp

      Filesize

      6.5MB

    • memory/1872-46-0x00000000741B0000-0x0000000074960000-memory.dmp

      Filesize

      7.7MB

    • memory/1872-45-0x0000000070630000-0x000000007067C000-memory.dmp

      Filesize

      304KB

    • memory/1872-57-0x00000000077B0000-0x00000000077CE000-memory.dmp

      Filesize

      120KB

    • memory/1872-81-0x00000000741B0000-0x0000000074960000-memory.dmp

      Filesize

      7.7MB

    • memory/1872-66-0x0000000007820000-0x00000000078C3000-memory.dmp

      Filesize

      652KB

    • memory/1872-65-0x00000000741B0000-0x0000000074960000-memory.dmp

      Filesize

      7.7MB

    • memory/1872-26-0x00000000741B0000-0x0000000074960000-memory.dmp

      Filesize

      7.7MB

    • memory/1872-47-0x0000000070DB0000-0x0000000071104000-memory.dmp

      Filesize

      3.3MB

    • memory/1872-44-0x00000000077D0000-0x0000000007802000-memory.dmp

      Filesize

      200KB

    • memory/1872-79-0x00000000741BE000-0x00000000741BF000-memory.dmp

      Filesize

      4KB

    • memory/4608-74-0x0000000007B50000-0x0000000007B7A000-memory.dmp

      Filesize

      168KB

    • memory/4608-87-0x00000000741B0000-0x0000000074960000-memory.dmp

      Filesize

      7.7MB

    • memory/4608-75-0x0000000008270000-0x0000000008294000-memory.dmp

      Filesize

      144KB

    • memory/4608-35-0x00000000741B0000-0x0000000074960000-memory.dmp

      Filesize

      7.7MB

    • memory/4608-76-0x00000000741B0000-0x0000000074960000-memory.dmp

      Filesize

      7.7MB

    • memory/4608-72-0x00000000741B0000-0x0000000074960000-memory.dmp

      Filesize

      7.7MB

    • memory/4608-71-0x00000000741B0000-0x0000000074960000-memory.dmp

      Filesize

      7.7MB

    • memory/4608-58-0x0000000070630000-0x000000007067C000-memory.dmp

      Filesize

      304KB

    • memory/4608-59-0x0000000070DB0000-0x0000000071104000-memory.dmp

      Filesize

      3.3MB

    • memory/4608-82-0x00000000741B0000-0x0000000074960000-memory.dmp

      Filesize

      7.7MB

    • memory/4608-83-0x00000000741B0000-0x0000000074960000-memory.dmp

      Filesize

      7.7MB

    • memory/4608-14-0x00000000741B0000-0x0000000074960000-memory.dmp

      Filesize

      7.7MB

    • memory/4608-41-0x0000000007B80000-0x0000000008124000-memory.dmp

      Filesize

      5.6MB

    • memory/4608-73-0x0000000007B10000-0x0000000007B1A000-memory.dmp

      Filesize

      40KB

    • memory/4608-88-0x00000000741B0000-0x0000000074960000-memory.dmp

      Filesize

      7.7MB

    • memory/4608-37-0x00000000068E0000-0x000000000692C000-memory.dmp

      Filesize

      304KB

    • memory/4608-91-0x00000000741B0000-0x0000000074960000-memory.dmp

      Filesize

      7.7MB

    • memory/4608-15-0x0000000005F40000-0x0000000006294000-memory.dmp

      Filesize

      3.3MB

    • memory/4608-12-0x0000000005640000-0x00000000056A6000-memory.dmp

      Filesize

      408KB

    • memory/4608-13-0x00000000056B0000-0x0000000005716000-memory.dmp

      Filesize

      408KB

    • memory/4608-11-0x00000000054A0000-0x00000000054C2000-memory.dmp

      Filesize

      136KB

    • memory/4608-36-0x0000000006560000-0x000000000657E000-memory.dmp

      Filesize

      120KB

    • memory/4608-8-0x00000000741B0000-0x0000000074960000-memory.dmp

      Filesize

      7.7MB

    • memory/4608-9-0x0000000005750000-0x0000000005D78000-memory.dmp

      Filesize

      6.2MB

    • memory/4608-7-0x0000000002F80000-0x0000000002FB6000-memory.dmp

      Filesize

      216KB