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Analysis

  • max time kernel
    125s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/08/2024, 08:16

General

  • Target

    SC_TR116709004.exe

  • Size

    858KB

  • MD5

    955ef5d0b9b9dca9ee8f7c7b31e3ffc8

  • SHA1

    a34198c2c2f45aeb6b328ad0b3eabfed31567659

  • SHA256

    8a2bb551ab8c8dda94f89421cb885546f6507ec2ffd24084376a2b4992378d59

  • SHA512

    0c1dc44214efc6ea558b3421750b5e3c79b40b72bd65e9353ed7d3067451903721c180d997282428570412f9e35956faf28ea7a30e923c8a1c0bc95a74972938

  • SSDEEP

    12288:yCQuNPaRtCQjl6dJuL/1470hhoxCaqShlOPn0aZwyT86QySfz10YsXOB:1NDsYdJuL/i70h+Caqi8Zkjyyz1sOB

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.

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • 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 2 TTPs

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

  • 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.

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

    Enumerate browser information.

  • 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: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SC_TR116709004.exe
    "C:\Users\Admin\AppData\Local\Temp\SC_TR116709004.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1968
    • C:\Users\Admin\AppData\Local\Temp\SC_TR116709004.exe
      "C:\Users\Admin\AppData\Local\Temp\SC_TR116709004.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:2664

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SC_TR116709004.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/1968-10-0x0000000005220000-0x00000000052AC000-memory.dmp

    Filesize

    560KB

  • memory/1968-2-0x0000000005EA0000-0x0000000006444000-memory.dmp

    Filesize

    5.6MB

  • memory/1968-3-0x0000000005830000-0x00000000058C2000-memory.dmp

    Filesize

    584KB

  • memory/1968-4-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB

  • memory/1968-5-0x00000000059E0000-0x00000000059EA000-memory.dmp

    Filesize

    40KB

  • memory/1968-6-0x0000000005DD0000-0x0000000005DEE000-memory.dmp

    Filesize

    120KB

  • memory/1968-7-0x00000000746DE000-0x00000000746DF000-memory.dmp

    Filesize

    4KB

  • memory/1968-8-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB

  • memory/1968-0-0x00000000746DE000-0x00000000746DF000-memory.dmp

    Filesize

    4KB

  • memory/1968-9-0x0000000005E00000-0x0000000005E16000-memory.dmp

    Filesize

    88KB

  • memory/1968-1-0x0000000000D90000-0x0000000000E6C000-memory.dmp

    Filesize

    880KB

  • memory/1968-16-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB

  • memory/1968-11-0x0000000009280000-0x000000000931C000-memory.dmp

    Filesize

    624KB

  • memory/2664-15-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB

  • memory/2664-12-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2664-17-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB

  • memory/2664-18-0x0000000006C90000-0x0000000006E52000-memory.dmp

    Filesize

    1.8MB

  • memory/2664-19-0x0000000006B10000-0x0000000006B60000-memory.dmp

    Filesize

    320KB

  • memory/2664-20-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB

  • memory/2664-21-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB