Analysis

  • max time kernel
    121s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-01-2025 11:34

General

  • Target

    ODEME.01.28.2025(57KB).pdf.exe

  • Size

    823KB

  • MD5

    08df52a7ad901e5f5ce650684ff6ceef

  • SHA1

    2f794358f6561b2a4e763f0c3056f2f7a1eb6d1b

  • SHA256

    b46763d2b9f60018e00a5f4dc77951787ac58ee8e85973b779b1b01b3056c126

  • SHA512

    049ec2f9b29dbe4427ac7d70637eb397bfc28b19e71f7db6975e6aa8708dd11aa15bc039a04e6ce016814f614a17c6b52dbfc572f5c21c9282b14009098b474c

  • SSDEEP

    12288:HrlY00jXYd1rn1jldZC3ThHVBbIxpOPRAXC4z28O9MWEYD0CCkUWkG2DtKotZtg6:HrldTrR01V9Ie5gCo3BCnDWZKotZy6

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7806539045:AAHS_c4IrL4UyjnLLxTQose6stkMIcfx4yg/sendMessage?chat_id=7727510436

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 3 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\ODEME.01.28.2025(57KB).pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\ODEME.01.28.2025(57KB).pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4888
    • C:\Users\Admin\AppData\Local\Temp\ODEME.01.28.2025(57KB).pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\ODEME.01.28.2025(57KB).pdf.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:3232

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\ODEME.01.28.2025(57KB).pdf.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/3232-11-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3232-19-0x0000000006430000-0x0000000006480000-memory.dmp

    Filesize

    320KB

  • memory/3232-18-0x00000000065B0000-0x0000000006772000-memory.dmp

    Filesize

    1.8MB

  • memory/3232-17-0x0000000074760000-0x0000000074F10000-memory.dmp

    Filesize

    7.7MB

  • memory/3232-16-0x0000000074760000-0x0000000074F10000-memory.dmp

    Filesize

    7.7MB

  • memory/3232-15-0x0000000074760000-0x0000000074F10000-memory.dmp

    Filesize

    7.7MB

  • memory/4888-8-0x0000000074760000-0x0000000074F10000-memory.dmp

    Filesize

    7.7MB

  • memory/4888-0-0x000000007476E000-0x000000007476F000-memory.dmp

    Filesize

    4KB

  • memory/4888-9-0x0000000002B20000-0x0000000002BAE000-memory.dmp

    Filesize

    568KB

  • memory/4888-10-0x000000000B0C0000-0x000000000B15C000-memory.dmp

    Filesize

    624KB

  • memory/4888-7-0x000000007476E000-0x000000007476F000-memory.dmp

    Filesize

    4KB

  • memory/4888-14-0x0000000074760000-0x0000000074F10000-memory.dmp

    Filesize

    7.7MB

  • memory/4888-6-0x0000000005660000-0x000000000567E000-memory.dmp

    Filesize

    120KB

  • memory/4888-5-0x0000000005420000-0x000000000542A000-memory.dmp

    Filesize

    40KB

  • memory/4888-4-0x0000000074760000-0x0000000074F10000-memory.dmp

    Filesize

    7.7MB

  • memory/4888-3-0x0000000005230000-0x00000000052C2000-memory.dmp

    Filesize

    584KB

  • memory/4888-2-0x0000000005700000-0x0000000005CA4000-memory.dmp

    Filesize

    5.6MB

  • memory/4888-1-0x00000000008B0000-0x0000000000982000-memory.dmp

    Filesize

    840KB