Analysis

  • max time kernel
    74s
  • max time network
    62s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    06/11/2024, 21:33

General

  • Target

    edc39ad29410ede2deca9aa587fe2e35f0818003447ae608569f7de264959d11N.exe

  • Size

    1.3MB

  • MD5

    6dddf5c4823bc73c25d04605626fbad0

  • SHA1

    c1a6bad0bd35de4ccaf70337ea697e92f9ff8fa2

  • SHA256

    edc39ad29410ede2deca9aa587fe2e35f0818003447ae608569f7de264959d11

  • SHA512

    1939d94219c8782d5269159050f18e151da07ff6a4d84c2463c015b731e680b501209f40cab48cc7d56940a1c23ad7ab6fb0032e475a37ff42efd3e6c3f5968f

  • SSDEEP

    24576:+qDEvCTbMWu7rQYlBQcBiT6rprG8asH1I5+5QkhOH1o81c5rjD:+TvC/MTQYxsWR7asVI5++kIqku

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7339564661:AAFzTB6gEWMndjXYyD5LCn17UEBISRR8wDI/sendMessage?chat_id=6443825857

Signatures

  • VIPKeylogger

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

  • Vipkeylogger family
  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 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.

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • 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 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 39 IoCs
  • Suspicious use of SendNotifyMessage 39 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\edc39ad29410ede2deca9aa587fe2e35f0818003447ae608569f7de264959d11N.exe
    "C:\Users\Admin\AppData\Local\Temp\edc39ad29410ede2deca9aa587fe2e35f0818003447ae608569f7de264959d11N.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3056
    • C:\Users\Admin\AppData\Local\rhombical\dews.exe
      "C:\Users\Admin\AppData\Local\Temp\edc39ad29410ede2deca9aa587fe2e35f0818003447ae608569f7de264959d11N.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2092
      • C:\Windows\SysWOW64\svchost.exe
        "C:\Users\Admin\AppData\Local\Temp\edc39ad29410ede2deca9aa587fe2e35f0818003447ae608569f7de264959d11N.exe"
        3⤵
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:2760

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\rhombical\dews.exe

    Filesize

    1.3MB

    MD5

    6dddf5c4823bc73c25d04605626fbad0

    SHA1

    c1a6bad0bd35de4ccaf70337ea697e92f9ff8fa2

    SHA256

    edc39ad29410ede2deca9aa587fe2e35f0818003447ae608569f7de264959d11

    SHA512

    1939d94219c8782d5269159050f18e151da07ff6a4d84c2463c015b731e680b501209f40cab48cc7d56940a1c23ad7ab6fb0032e475a37ff42efd3e6c3f5968f

  • memory/2092-12-0x0000000000C80000-0x0000000001080000-memory.dmp

    Filesize

    4.0MB

  • memory/2760-19-0x00000000005D0000-0x0000000000620000-memory.dmp

    Filesize

    320KB

  • memory/2760-22-0x00000000746A0000-0x0000000074D8E000-memory.dmp

    Filesize

    6.9MB

  • memory/2760-16-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/2760-17-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/2760-18-0x00000000746AE000-0x00000000746AF000-memory.dmp

    Filesize

    4KB

  • memory/2760-29-0x00000000746A0000-0x0000000074D8E000-memory.dmp

    Filesize

    6.9MB

  • memory/2760-20-0x00000000746A0000-0x0000000074D8E000-memory.dmp

    Filesize

    6.9MB

  • memory/2760-14-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/2760-21-0x00000000746A0000-0x0000000074D8E000-memory.dmp

    Filesize

    6.9MB

  • memory/2760-23-0x0000000001E90000-0x0000000001EDE000-memory.dmp

    Filesize

    312KB

  • memory/2760-24-0x00000000746A0000-0x0000000074D8E000-memory.dmp

    Filesize

    6.9MB

  • memory/2760-25-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/2760-26-0x00000000746AE000-0x00000000746AF000-memory.dmp

    Filesize

    4KB

  • memory/2760-27-0x00000000746A0000-0x0000000074D8E000-memory.dmp

    Filesize

    6.9MB

  • memory/2760-28-0x00000000746A0000-0x0000000074D8E000-memory.dmp

    Filesize

    6.9MB

  • memory/3056-2-0x0000000000C30000-0x0000000001030000-memory.dmp

    Filesize

    4.0MB