Analysis

  • max time kernel
    104s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250619-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250619-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/06/2025, 17:42

General

  • Target

    Solicitud de Cotización – Orden de Compra 099322.exe

  • Size

    702KB

  • MD5

    43c1f601076e43b78ed1202ddfb745bb

  • SHA1

    5ee0a8e87be2c19b06de3d65be078eb54c46f9e9

  • SHA256

    5d260ab0a4bc8f99007f1cf76420599dcee8e77fc0e6e201630f7b2ec824f085

  • SHA512

    e7fd935981ead4fb67ca992464606d0831d130663aea5558043b5e998d638e0b95d15f8ca0fd9d13671e6015e1cbbf2a0261eba0de78d979729cced36f1cb05b

  • SSDEEP

    12288:gkBjuTwZD0xZ3Cp8DdsaDXgIr/4Hj3zS9pi/RH6M7wLe7GogUnBoxbdBEMUHWmfP:WIDWI6Dqv+/iUw/R67snBoxbHBUHWmFR

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7901121612:AAG7DLzxye05Agd-gUc06CyuLeOjXBQ6NiM/sendMessage?chat_id=7372765179

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.

  • Suspicious use of SetThreadContext 1 IoCs
  • 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.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Solicitud de Cotización – Orden de Compra 099322.exe
    "C:\Users\Admin\AppData\Local\Temp\Solicitud de Cotización – Orden de Compra 099322.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4900
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\Coxxln.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3972
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\Coxxln" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9896.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1208
    • C:\Users\Admin\AppData\Local\Temp\Solicitud de Cotización – Orden de Compra 099322.exe
      "C:\Users\Admin\AppData\Local\Temp\Solicitud de Cotización – Orden de Compra 099322.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2064
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 800
        3⤵
        • Program crash
        PID:4888
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 2064 -ip 2064
    1⤵
      PID:2112

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Solicitud de Cotización – Orden de Compra 099322.exe.log

            Filesize

            1KB

            MD5

            8ec831f3e3a3f77e4a7b9cd32b48384c

            SHA1

            d83f09fd87c5bd86e045873c231c14836e76a05c

            SHA256

            7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

            SHA512

            26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

          • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mc4xxjvi.ukp.ps1

            Filesize

            60B

            MD5

            d17fe0a3f47be24a6453e9ef58c94641

            SHA1

            6ab83620379fc69f80c0242105ddffd7d98d5d9d

            SHA256

            96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

            SHA512

            5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

          • C:\Users\Admin\AppData\Local\Temp\tmp9896.tmp

            Filesize

            1KB

            MD5

            a8118913ab4b0f57ace6bd02dd902b9c

            SHA1

            d2a71157acf37fe3a77e38038dd6533e59193cb0

            SHA256

            395db0ec50114b8024d35a5a3cc280fcb0a7d1528198f238bd297e73871dcedd

            SHA512

            bc9c1993f9c76c623141ca06d64012e716e3d22eb5682f05550e4d5d79f5226e781c74a3bb7c3f066ccb312e09431d6031897efec7e32fd38d59a676e24090da

          • memory/2064-18-0x0000000000400000-0x0000000000448000-memory.dmp

            Filesize

            288KB

          • memory/3972-21-0x0000000006040000-0x00000000060A6000-memory.dmp

            Filesize

            408KB

          • memory/3972-48-0x0000000007A00000-0x0000000007AA3000-memory.dmp

            Filesize

            652KB

          • memory/3972-56-0x0000000007E90000-0x0000000007EAA000-memory.dmp

            Filesize

            104KB

          • memory/3972-57-0x0000000007E70000-0x0000000007E78000-memory.dmp

            Filesize

            32KB

          • memory/3972-55-0x0000000007D90000-0x0000000007DA4000-memory.dmp

            Filesize

            80KB

          • memory/3972-15-0x00000000053D0000-0x00000000053E0000-memory.dmp

            Filesize

            64KB

          • memory/3972-14-0x00000000053D0000-0x00000000053E0000-memory.dmp

            Filesize

            64KB

          • memory/3972-13-0x0000000002F00000-0x0000000002F36000-memory.dmp

            Filesize

            216KB

          • memory/3972-54-0x0000000007D80000-0x0000000007D8E000-memory.dmp

            Filesize

            56KB

          • memory/3972-17-0x0000000005A10000-0x0000000006038000-memory.dmp

            Filesize

            6.2MB

          • memory/3972-53-0x0000000007D50000-0x0000000007D61000-memory.dmp

            Filesize

            68KB

          • memory/3972-20-0x0000000005860000-0x0000000005882000-memory.dmp

            Filesize

            136KB

          • memory/3972-52-0x0000000007DD0000-0x0000000007E66000-memory.dmp

            Filesize

            600KB

          • memory/3972-22-0x00000000061A0000-0x0000000006206000-memory.dmp

            Filesize

            408KB

          • memory/3972-51-0x0000000007BC0000-0x0000000007BCA000-memory.dmp

            Filesize

            40KB

          • memory/3972-24-0x0000000006210000-0x0000000006564000-memory.dmp

            Filesize

            3.3MB

          • memory/3972-50-0x0000000007B50000-0x0000000007B6A000-memory.dmp

            Filesize

            104KB

          • memory/3972-34-0x0000000006800000-0x000000000681E000-memory.dmp

            Filesize

            120KB

          • memory/3972-35-0x0000000006830000-0x000000000687C000-memory.dmp

            Filesize

            304KB

          • memory/3972-36-0x0000000006DE0000-0x0000000006E12000-memory.dmp

            Filesize

            200KB

          • memory/3972-37-0x0000000072460000-0x00000000724AC000-memory.dmp

            Filesize

            304KB

          • memory/3972-47-0x0000000006DC0000-0x0000000006DDE000-memory.dmp

            Filesize

            120KB

          • memory/3972-49-0x0000000008190000-0x000000000880A000-memory.dmp

            Filesize

            6.5MB

          • memory/4900-5-0x0000000005850000-0x00000000058EC000-memory.dmp

            Filesize

            624KB

          • memory/4900-1-0x0000000005C10000-0x00000000061B4000-memory.dmp

            Filesize

            5.6MB

          • memory/4900-0-0x0000000000AB0000-0x0000000000B66000-memory.dmp

            Filesize

            728KB

          • memory/4900-2-0x00000000055A0000-0x0000000005632000-memory.dmp

            Filesize

            584KB

          • memory/4900-3-0x00000000057A0000-0x00000000057B0000-memory.dmp

            Filesize

            64KB

          • memory/4900-4-0x0000000005550000-0x000000000555A000-memory.dmp

            Filesize

            40KB

          • memory/4900-8-0x0000000006950000-0x00000000069E4000-memory.dmp

            Filesize

            592KB

          • memory/4900-7-0x00000000057A0000-0x00000000057B0000-memory.dmp

            Filesize

            64KB

          • memory/4900-6-0x0000000005810000-0x0000000005820000-memory.dmp

            Filesize

            64KB