Analysis

  • max time kernel
    142s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/03/2025, 17:09

General

  • Target

    rPedidodeCota____o-20250325_pdf.exe

  • Size

    691KB

  • MD5

    8f54f3992cc7a3da06c8a617b5816419

  • SHA1

    a9e4a75e65b80860b3267a9883001617ca836d95

  • SHA256

    1f20d50f886138f94232c9b6b848163f5ed7edf4ed473c1507411b06b840debf

  • SHA512

    543aeceb7732758d063371538f9ef549b8542e7c586693c67b81840b57700f1500f359782d6c07ebb5222182c9c0d728ff39474e240fe0133851835c36c5b609

  • SSDEEP

    12288:mk+LIW771Zv4Wivvf+Nlv7c6YWRdxk4JzpnAwTIEUvKkwvqGMeys1c:SLjbv4WivvWNlvoMdm4JFAlMPmac

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 7 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
  • Drops file in Windows 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 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\rPedidodeCota____o-20250325_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\rPedidodeCota____o-20250325_pdf.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4928
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -windowstyle 1 "$Tempersome=GC -raw 'C:\Users\Admin\AppData\Local\tilkendelsens\disappearances\josts\Burrawang.Euo';$lyssignalernes=$Tempersome.SubString(52101,3);.$lyssignalernes($Tempersome)"
      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:4200
      • 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:1568

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gzfr1zhm.tbo.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\tilkendelsens\disappearances\josts\Burrawang.Euo

    Filesize

    50KB

    MD5

    6d32d99c206a81fcfc06d7ed6225282d

    SHA1

    f3740ea1acaa8452aa34a4dda3c1a6865881845c

    SHA256

    d8602baba5af6700d20d5e2048fd527b3d84e4c5c78abb1b95f9abb20fee2c94

    SHA512

    f430ed98550e4fdf4bd1905251ab0f81374c88b29d245a6c5fba7c1e9fd58d01b93467efd2e7813e7b37e76affdb985a24bdae715eb07f9215d77fd77253f22b

  • C:\Users\Admin\AppData\Local\tilkendelsens\disappearances\josts\Meantimes.agr

    Filesize

    383KB

    MD5

    28e841c296b14df1d4eac680d6ca5e86

    SHA1

    0ad5b0fd514d977a0dad519bf38ff98603b705c9

    SHA256

    ed617242cb4f184927df7ff1995b877fb7bb51d8e931ab10b5c753c1bd2fc087

    SHA512

    5be6de26d3ac141b7cab0eb187b70aee1a18f3f2da89a654e2edc9f9e009b542abe5e4501c10940ea8b9c182bc85344dfd2206320628307685fda217033646b4

  • memory/1568-84-0x0000000022A70000-0x0000000022A7A000-memory.dmp

    Filesize

    40KB

  • memory/1568-83-0x00000000232A0000-0x0000000023332000-memory.dmp

    Filesize

    584KB

  • memory/1568-81-0x0000000022910000-0x0000000022960000-memory.dmp

    Filesize

    320KB

  • memory/1568-80-0x00000000230D0000-0x0000000023292000-memory.dmp

    Filesize

    1.8MB

  • memory/1568-76-0x0000000000E00000-0x0000000002054000-memory.dmp

    Filesize

    18.3MB

  • memory/1568-78-0x0000000022450000-0x00000000224EC000-memory.dmp

    Filesize

    624KB

  • memory/1568-77-0x0000000000E00000-0x0000000000E48000-memory.dmp

    Filesize

    288KB

  • memory/4200-48-0x0000000073B60000-0x0000000074310000-memory.dmp

    Filesize

    7.7MB

  • memory/4200-53-0x0000000007620000-0x000000000763A000-memory.dmp

    Filesize

    104KB

  • memory/4200-27-0x0000000007050000-0x00000000070E6000-memory.dmp

    Filesize

    600KB

  • memory/4200-29-0x00000000063F0000-0x0000000006412000-memory.dmp

    Filesize

    136KB

  • memory/4200-28-0x00000000063D0000-0x00000000063EA000-memory.dmp

    Filesize

    104KB

  • memory/4200-30-0x00000000076F0000-0x0000000007C94000-memory.dmp

    Filesize

    5.6MB

  • memory/4200-25-0x0000000005EA0000-0x0000000005EBE000-memory.dmp

    Filesize

    120KB

  • memory/4200-32-0x0000000008320000-0x000000000899A000-memory.dmp

    Filesize

    6.5MB

  • memory/4200-35-0x000000006FFF0000-0x000000007003C000-memory.dmp

    Filesize

    304KB

  • memory/4200-45-0x00000000072E0000-0x00000000072FE000-memory.dmp

    Filesize

    120KB

  • memory/4200-34-0x0000000073B60000-0x0000000074310000-memory.dmp

    Filesize

    7.7MB

  • memory/4200-46-0x0000000073B60000-0x0000000074310000-memory.dmp

    Filesize

    7.7MB

  • memory/4200-33-0x00000000072A0000-0x00000000072D2000-memory.dmp

    Filesize

    200KB

  • memory/4200-47-0x0000000007310000-0x00000000073B3000-memory.dmp

    Filesize

    652KB

  • memory/4200-7-0x0000000073B6E000-0x0000000073B6F000-memory.dmp

    Filesize

    4KB

  • memory/4200-49-0x0000000007410000-0x000000000741A000-memory.dmp

    Filesize

    40KB

  • memory/4200-50-0x0000000007570000-0x0000000007581000-memory.dmp

    Filesize

    68KB

  • memory/4200-51-0x00000000075B0000-0x00000000075BE000-memory.dmp

    Filesize

    56KB

  • memory/4200-52-0x00000000075C0000-0x00000000075D4000-memory.dmp

    Filesize

    80KB

  • memory/4200-26-0x0000000005EE0000-0x0000000005F2C000-memory.dmp

    Filesize

    304KB

  • memory/4200-54-0x00000000075F0000-0x00000000075F8000-memory.dmp

    Filesize

    32KB

  • memory/4200-55-0x0000000007620000-0x000000000764A000-memory.dmp

    Filesize

    168KB

  • memory/4200-56-0x0000000007660000-0x0000000007684000-memory.dmp

    Filesize

    144KB

  • memory/4200-57-0x0000000073B60000-0x0000000074310000-memory.dmp

    Filesize

    7.7MB

  • memory/4200-59-0x0000000073B60000-0x0000000074310000-memory.dmp

    Filesize

    7.7MB

  • memory/4200-24-0x0000000005870000-0x0000000005BC4000-memory.dmp

    Filesize

    3.3MB

  • memory/4200-61-0x0000000073B6E000-0x0000000073B6F000-memory.dmp

    Filesize

    4KB

  • memory/4200-62-0x0000000073B60000-0x0000000074310000-memory.dmp

    Filesize

    7.7MB

  • memory/4200-63-0x0000000073B60000-0x0000000074310000-memory.dmp

    Filesize

    7.7MB

  • memory/4200-65-0x0000000073B60000-0x0000000074310000-memory.dmp

    Filesize

    7.7MB

  • memory/4200-64-0x00000000089A0000-0x000000000AF95000-memory.dmp

    Filesize

    38.0MB

  • memory/4200-66-0x0000000073B60000-0x0000000074310000-memory.dmp

    Filesize

    7.7MB

  • memory/4200-13-0x00000000050F0000-0x0000000005156000-memory.dmp

    Filesize

    408KB

  • memory/4200-14-0x0000000005800000-0x0000000005866000-memory.dmp

    Filesize

    408KB

  • memory/4200-12-0x0000000004E50000-0x0000000004E72000-memory.dmp

    Filesize

    136KB

  • memory/4200-10-0x0000000005160000-0x0000000005788000-memory.dmp

    Filesize

    6.2MB

  • memory/4200-11-0x0000000073B60000-0x0000000074310000-memory.dmp

    Filesize

    7.7MB

  • memory/4200-9-0x0000000073B60000-0x0000000074310000-memory.dmp

    Filesize

    7.7MB

  • memory/4200-8-0x0000000002540000-0x0000000002576000-memory.dmp

    Filesize

    216KB