Analysis

  • max time kernel
    141s
  • max time network
    205s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-10-2024 00:43

General

  • Target

    Curriculum Vitae.exe

  • Size

    523KB

  • MD5

    af77754954cf982f4933912076058481

  • SHA1

    a05dc147aee7e9e639b466014f01b9c4f6fc4e9a

  • SHA256

    60c02fe06b1245384055747b14c0c5af879c0973ff23c7701a45fd92372bf631

  • SHA512

    b433225c30967069965bef2aa441d1efc95cfd62269d181016495567f83d462c76cb4724479460174aae53062a11717f93b0ba9355d3ab1138447fc61f23f5bf

  • SSDEEP

    12288:Os/QWwxkbCSCLKgmbz9QU2FXSZjMb1Vss6qrd4ySL:OsHnbAmt+FXSW5Rrd4yS

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7719054034:AAHonYJDOpWskt5QdgdvYe662dLuhtscDqw/sendMessage?chat_id=6370711846

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 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
  • 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
  • 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 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae.exe
    "C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:376
    • C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae.exe
      "C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae.exe"
      2⤵
        PID:3352
      • C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae.exe
        "C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae.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:1636

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • memory/376-5-0x0000000074640000-0x0000000074DF0000-memory.dmp

      Filesize

      7.7MB

    • memory/376-3-0x0000000004B70000-0x0000000004C02000-memory.dmp

      Filesize

      584KB

    • memory/376-10-0x0000000009FB0000-0x000000000A04C000-memory.dmp

      Filesize

      624KB

    • memory/376-9-0x00000000077F0000-0x0000000007858000-memory.dmp

      Filesize

      416KB

    • memory/376-4-0x0000000004C40000-0x0000000004C4A000-memory.dmp

      Filesize

      40KB

    • memory/376-6-0x000000007464E000-0x000000007464F000-memory.dmp

      Filesize

      4KB

    • memory/376-7-0x0000000074640000-0x0000000074DF0000-memory.dmp

      Filesize

      7.7MB

    • memory/376-8-0x00000000051B0000-0x00000000051C2000-memory.dmp

      Filesize

      72KB

    • memory/376-15-0x0000000074640000-0x0000000074DF0000-memory.dmp

      Filesize

      7.7MB

    • memory/376-2-0x0000000005210000-0x00000000057B4000-memory.dmp

      Filesize

      5.6MB

    • memory/376-0-0x000000007464E000-0x000000007464F000-memory.dmp

      Filesize

      4KB

    • memory/376-1-0x0000000000160000-0x00000000001EA000-memory.dmp

      Filesize

      552KB

    • memory/1636-14-0x0000000074640000-0x0000000074DF0000-memory.dmp

      Filesize

      7.7MB

    • memory/1636-19-0x0000000074640000-0x0000000074DF0000-memory.dmp

      Filesize

      7.7MB

    • memory/1636-16-0x0000000074640000-0x0000000074DF0000-memory.dmp

      Filesize

      7.7MB

    • memory/1636-17-0x00000000068B0000-0x0000000006900000-memory.dmp

      Filesize

      320KB

    • memory/1636-18-0x0000000006AD0000-0x0000000006C92000-memory.dmp

      Filesize

      1.8MB

    • memory/1636-11-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB