Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-11-2024 18:01

General

  • Target

    80b0e3042b25d6bd06fe19f56da68302aa8298dc277c607f53b0001692dac74d.exe

  • Size

    685KB

  • MD5

    69188e50fa10003a6c9800715b9e3fce

  • SHA1

    580939ef9687d439969018df163b1e3238e31f89

  • SHA256

    80b0e3042b25d6bd06fe19f56da68302aa8298dc277c607f53b0001692dac74d

  • SHA512

    09521e5f2636555bc64e30a854037dfd26f6fd1b6dd83d71cc49fb7c200727b773dff3affa9eaf5865a20fccc3e372b10a59cdf51b7ab778222757a067232fa7

  • SSDEEP

    12288:fTkuHDdugNuvuAE69ciyBfwKvpsQKnsk2axTs2:fTRogNATSNJvqxTs2

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7807279596:AAEZM1QwkCh738-y0Qmnc3ubaoLMl6bUCVw/sendMessage?chat_id=7267131103

Signatures

  • VIPKeylogger

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

  • Vipkeylogger family
  • Loads dropped DLL 1 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 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
  • Suspicious use of SetThreadContext 1 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 5 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\80b0e3042b25d6bd06fe19f56da68302aa8298dc277c607f53b0001692dac74d.exe
    "C:\Users\Admin\AppData\Local\Temp\80b0e3042b25d6bd06fe19f56da68302aa8298dc277c607f53b0001692dac74d.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:4540
    • C:\Users\Admin\AppData\Local\Temp\80b0e3042b25d6bd06fe19f56da68302aa8298dc277c607f53b0001692dac74d.exe
      "C:\Users\Admin\AppData\Local\Temp\80b0e3042b25d6bd06fe19f56da68302aa8298dc277c607f53b0001692dac74d.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:632

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\nslA1A0.tmp\System.dll

    Filesize

    11KB

    MD5

    75ed96254fbf894e42058062b4b4f0d1

    SHA1

    996503f1383b49021eb3427bc28d13b5bbd11977

    SHA256

    a632d74332b3f08f834c732a103dafeb09a540823a2217ca7f49159755e8f1d7

    SHA512

    58174896db81d481947b8745dafe3a02c150f3938bb4543256e8cce1145154e016d481df9fe68dac6d48407c62cbe20753320ebd5fe5e84806d07ce78e0eb0c4

  • memory/632-30-0x0000000000480000-0x00000000004C8000-memory.dmp

    Filesize

    288KB

  • memory/632-41-0x00000000392C0000-0x00000000392CA000-memory.dmp

    Filesize

    40KB

  • memory/632-29-0x0000000071E6E000-0x0000000071E6F000-memory.dmp

    Filesize

    4KB

  • memory/632-12-0x0000000076FF8000-0x0000000076FF9000-memory.dmp

    Filesize

    4KB

  • memory/632-13-0x0000000077015000-0x0000000077016000-memory.dmp

    Filesize

    4KB

  • memory/632-23-0x0000000000480000-0x00000000016D4000-memory.dmp

    Filesize

    18.3MB

  • memory/632-28-0x0000000076F71000-0x0000000077091000-memory.dmp

    Filesize

    1.1MB

  • memory/632-27-0x0000000000480000-0x00000000016D4000-memory.dmp

    Filesize

    18.3MB

  • memory/632-11-0x0000000076F71000-0x0000000077091000-memory.dmp

    Filesize

    1.1MB

  • memory/632-40-0x00000000391F0000-0x0000000039282000-memory.dmp

    Filesize

    584KB

  • memory/632-32-0x0000000038290000-0x000000003832C000-memory.dmp

    Filesize

    624KB

  • memory/632-31-0x0000000038480000-0x0000000038A24000-memory.dmp

    Filesize

    5.6MB

  • memory/632-33-0x0000000071E60000-0x0000000072610000-memory.dmp

    Filesize

    7.7MB

  • memory/632-35-0x0000000071E6E000-0x0000000071E6F000-memory.dmp

    Filesize

    4KB

  • memory/632-36-0x0000000071E60000-0x0000000072610000-memory.dmp

    Filesize

    7.7MB

  • memory/632-37-0x0000000038F20000-0x00000000390E2000-memory.dmp

    Filesize

    1.8MB

  • memory/632-38-0x0000000039110000-0x0000000039160000-memory.dmp

    Filesize

    320KB

  • memory/4540-10-0x0000000073DD4000-0x0000000073DD5000-memory.dmp

    Filesize

    4KB

  • memory/4540-9-0x0000000076F71000-0x0000000077091000-memory.dmp

    Filesize

    1.1MB