Analysis

  • max time kernel
    52s
  • max time network
    52s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-06-2024 01:46

General

  • Target

    f2101696ff6fb8e2171fe666df358500c675246fcbdf4620fe2961be8e5fb316.exe

  • Size

    521KB

  • MD5

    a62161fb37a0da7fbfb3913ce4aecb2c

  • SHA1

    2d994e85cf444c5b784d55a52c676b9773b27758

  • SHA256

    f2101696ff6fb8e2171fe666df358500c675246fcbdf4620fe2961be8e5fb316

  • SHA512

    bc08e560c8cc81c3cce3e2f33d3991e87fc27e4e5473fdb149698cad34a9c7dfbb47e75fdce2e263a0385368090e8a99eeec61a9666f1058b91ba802c966da4c

  • SSDEEP

    12288:c5kndm17d93IfLZS9oOarFK+Wbi1vk6i:HngZ7IfLZSR3/bGs6i

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    webmail.valleycountysar.org
  • Port:
    465
  • Username:
    [email protected]
  • Password:
    DKw(r0%wpbd]
C2

https://api.telegram.org/bot6812788177:AAHJ7__ozL0XtBMeO1hcjgFB8ECV3bh5yjg/sendMessage?chat_id=5007084465

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 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
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f2101696ff6fb8e2171fe666df358500c675246fcbdf4620fe2961be8e5fb316.exe
    "C:\Users\Admin\AppData\Local\Temp\f2101696ff6fb8e2171fe666df358500c675246fcbdf4620fe2961be8e5fb316.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4864
    • C:\Users\Admin\AppData\Local\Temp\f2101696ff6fb8e2171fe666df358500c675246fcbdf4620fe2961be8e5fb316.exe
      "C:\Users\Admin\AppData\Local\Temp\f2101696ff6fb8e2171fe666df358500c675246fcbdf4620fe2961be8e5fb316.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3260
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3260 -s 1452
        3⤵
        • Program crash
        PID:4760
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 3260 -ip 3260
    1⤵
      PID:896

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3260-10-0x0000000000750000-0x0000000000776000-memory.dmp
      Filesize

      152KB

    • memory/3260-15-0x0000000074A50000-0x0000000075200000-memory.dmp
      Filesize

      7.7MB

    • memory/3260-12-0x0000000074A50000-0x0000000075200000-memory.dmp
      Filesize

      7.7MB

    • memory/3260-11-0x0000000074A50000-0x0000000075200000-memory.dmp
      Filesize

      7.7MB

    • memory/4864-3-0x0000000004D50000-0x0000000004DE2000-memory.dmp
      Filesize

      584KB

    • memory/4864-4-0x0000000004D00000-0x0000000004D0A000-memory.dmp
      Filesize

      40KB

    • memory/4864-6-0x0000000004EF0000-0x0000000004F44000-memory.dmp
      Filesize

      336KB

    • memory/4864-7-0x0000000005070000-0x000000000510C000-memory.dmp
      Filesize

      624KB

    • memory/4864-8-0x0000000004F40000-0x0000000004F48000-memory.dmp
      Filesize

      32KB

    • memory/4864-5-0x0000000074A50000-0x0000000075200000-memory.dmp
      Filesize

      7.7MB

    • memory/4864-0-0x0000000074A5E000-0x0000000074A5F000-memory.dmp
      Filesize

      4KB

    • memory/4864-2-0x0000000005300000-0x00000000058A4000-memory.dmp
      Filesize

      5.6MB

    • memory/4864-14-0x0000000074A50000-0x0000000075200000-memory.dmp
      Filesize

      7.7MB

    • memory/4864-1-0x0000000000220000-0x00000000002A8000-memory.dmp
      Filesize

      544KB