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Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250211-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250211-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/02/2025, 15:27

General

  • Target

    Momskoden.exe

  • Size

    1.1MB

  • MD5

    2aa166a2719616ff7ac82aae31277dc5

  • SHA1

    dc700c6982137fb9f3cdd79b95a8539ebcc6841c

  • SHA256

    95292a0804f091e9b5f726378631f330ba1fa117d5465ded18baf8153cbdff8a

  • SHA512

    0bdb971d1f5c9e33c9800d14050a4933b613c42257129417d56aaf78bdf972b72619baccf84682a95f77cb11dd17cd4755c431a0b8fa60db64bff3cccbeec47c

  • SSDEEP

    24576:cV8omiiDPDeynqve96wbfqiPACOedfHYNXNHA6a:cV8PPDPqve93/ACOdHAp

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7618867847:AAF14vnGvkJJYcxLyMVdR3OZPzd4TQzD_OY/sendMessage?chat_id=6070006284

Signatures

  • Guloader family
  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

  • VIPKeylogger

    VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

  • Vipkeylogger family
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 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.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Momskoden.exe
    "C:\Users\Admin\AppData\Local\Temp\Momskoden.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:3684
    • C:\Users\Admin\AppData\Local\Temp\Momskoden.exe
      "C:\Users\Admin\AppData\Local\Temp\Momskoden.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • 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:3660

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsgEE97.tmp\System.dll

    Filesize

    11KB

    MD5

    34442e1e0c2870341df55e1b7b3cccdc

    SHA1

    99b2fa21aead4b6ccd8ff2f6d3d3453a51d9c70c

    SHA256

    269d232712c86983336badb40b9e55e80052d8389ed095ebf9214964d43b6bb1

    SHA512

    4a8c57fb12997438b488b862f3fc9dc0f236e07bb47b2bce6053dcb03ac7ad171842f02ac749f02dda4719c681d186330524cd2953d33cb50854844e74b33d51

  • memory/3660-44-0x0000000036C20000-0x0000000036CBC000-memory.dmp

    Filesize

    624KB

  • memory/3660-43-0x0000000036D00000-0x00000000372A4000-memory.dmp

    Filesize

    5.6MB

  • memory/3660-52-0x00000000345E0000-0x00000000345EA000-memory.dmp

    Filesize

    40KB

  • memory/3660-51-0x0000000034520000-0x00000000345B2000-memory.dmp

    Filesize

    584KB

  • memory/3660-23-0x00000000016F0000-0x0000000003D96000-memory.dmp

    Filesize

    38.6MB

  • memory/3660-25-0x00000000016F0000-0x0000000003D96000-memory.dmp

    Filesize

    38.6MB

  • memory/3660-35-0x0000000000490000-0x00000000016E4000-memory.dmp

    Filesize

    18.3MB

  • memory/3660-39-0x00000000016F0000-0x0000000003D96000-memory.dmp

    Filesize

    38.6MB

  • memory/3660-49-0x00000000379C0000-0x0000000037EEC000-memory.dmp

    Filesize

    5.2MB

  • memory/3660-40-0x0000000000490000-0x00000000016E4000-memory.dmp

    Filesize

    18.3MB

  • memory/3660-42-0x0000000000490000-0x00000000004DA000-memory.dmp

    Filesize

    296KB

  • memory/3660-48-0x0000000037900000-0x0000000037950000-memory.dmp

    Filesize

    320KB

  • memory/3660-41-0x00000000016F0000-0x0000000003D96000-memory.dmp

    Filesize

    38.6MB

  • memory/3660-46-0x0000000037730000-0x00000000378F2000-memory.dmp

    Filesize

    1.8MB

  • memory/3684-20-0x0000000002860000-0x0000000004F06000-memory.dmp

    Filesize

    38.6MB

  • memory/3684-21-0x0000000077BB1000-0x0000000077CD1000-memory.dmp

    Filesize

    1.1MB

  • memory/3684-24-0x0000000002860000-0x0000000004F06000-memory.dmp

    Filesize

    38.6MB

  • memory/3684-22-0x0000000074ED4000-0x0000000074ED5000-memory.dmp

    Filesize

    4KB