Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-11-2024 02:42

General

  • Target

    98392e19d221d0f5440cdd47983162865a18f31bd1d3dbae289e11acdad4b2c6.exe

  • Size

    860KB

  • MD5

    a0d321aec52c65835cdddf42bc654541

  • SHA1

    708bd3f5b9036309f06bf616c61cf28a3db1f13b

  • SHA256

    98392e19d221d0f5440cdd47983162865a18f31bd1d3dbae289e11acdad4b2c6

  • SHA512

    c3c6c560a0f336f1f85af382ca7174a5a07243367ed2c6d43607a170a1435555b342333b5cb747989da7a6c7bec669a4867b46485a2d2230e2a07e2e6032857b

  • SSDEEP

    12288:ccMv6yXix9GAzQXH4kKCNyEJl8BYQrt6IDlkuaHnZ6/EGV+CsDZ:ccMvhybGAzQXtKfrYQp6IZkuS+pWZ

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.

  • Vipkeylogger family
  • 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
  • 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 use of AdjustPrivilegeToken 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\98392e19d221d0f5440cdd47983162865a18f31bd1d3dbae289e11acdad4b2c6.exe
    "C:\Users\Admin\AppData\Local\Temp\98392e19d221d0f5440cdd47983162865a18f31bd1d3dbae289e11acdad4b2c6.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:872
    • C:\Users\Admin\AppData\Local\Temp\98392e19d221d0f5440cdd47983162865a18f31bd1d3dbae289e11acdad4b2c6.exe
      "C:\Users\Admin\AppData\Local\Temp\98392e19d221d0f5440cdd47983162865a18f31bd1d3dbae289e11acdad4b2c6.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4168

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\98392e19d221d0f5440cdd47983162865a18f31bd1d3dbae289e11acdad4b2c6.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/872-4-0x0000000074740000-0x0000000074EF0000-memory.dmp

    Filesize

    7.7MB

  • memory/872-3-0x0000000005480000-0x0000000005512000-memory.dmp

    Filesize

    584KB

  • memory/872-10-0x0000000006CC0000-0x0000000006D4E000-memory.dmp

    Filesize

    568KB

  • memory/872-9-0x0000000074740000-0x0000000074EF0000-memory.dmp

    Filesize

    7.7MB

  • memory/872-5-0x0000000005460000-0x000000000546A000-memory.dmp

    Filesize

    40KB

  • memory/872-6-0x0000000005700000-0x000000000579C000-memory.dmp

    Filesize

    624KB

  • memory/872-7-0x00000000055F0000-0x0000000005602000-memory.dmp

    Filesize

    72KB

  • memory/872-8-0x000000007474E000-0x000000007474F000-memory.dmp

    Filesize

    4KB

  • memory/872-15-0x0000000074740000-0x0000000074EF0000-memory.dmp

    Filesize

    7.7MB

  • memory/872-2-0x0000000005990000-0x0000000005F34000-memory.dmp

    Filesize

    5.6MB

  • memory/872-0-0x000000007474E000-0x000000007474F000-memory.dmp

    Filesize

    4KB

  • memory/872-1-0x0000000000990000-0x0000000000A6C000-memory.dmp

    Filesize

    880KB

  • memory/4168-14-0x0000000074740000-0x0000000074EF0000-memory.dmp

    Filesize

    7.7MB

  • memory/4168-19-0x00000000065A0000-0x00000000065F0000-memory.dmp

    Filesize

    320KB

  • memory/4168-16-0x0000000074740000-0x0000000074EF0000-memory.dmp

    Filesize

    7.7MB

  • memory/4168-17-0x0000000074740000-0x0000000074EF0000-memory.dmp

    Filesize

    7.7MB

  • memory/4168-18-0x0000000006720000-0x00000000068E2000-memory.dmp

    Filesize

    1.8MB

  • memory/4168-11-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB