Analysis

  • max time kernel
    120s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    02/08/2023, 08:48

General

  • Target

    3fe71522ce5f960304c80b97e6adb728.exe

  • Size

    354KB

  • MD5

    3fe71522ce5f960304c80b97e6adb728

  • SHA1

    0d9a69500e417e656bba786275cf71861d02413a

  • SHA256

    f8e0838f1c51682621b32897e221af4ea8248e880a48866de2793ca3dfd3527d

  • SHA512

    bf04ff89482b4e7beab39434e66e0f78ef1a5b3a15ed3b2cb9fd173352594eeb2dfd8031659b539f438542d3592df4b06f70ea394b76fdafba4e366679ba69f5

  • SSDEEP

    6144:Z6ejZRDQ+3HwOU2I6sm3Qtc0fROQNEm9nx9NfC67o0Qam4i:LkoU56sA0cBva9NK67o0QaI

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 6 IoCs
  • Looks up external IP address via web service 2 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 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3fe71522ce5f960304c80b97e6adb728.exe
    "C:\Users\Admin\AppData\Local\Temp\3fe71522ce5f960304c80b97e6adb728.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1944
    • C:\Users\Admin\AppData\Local\Temp\3fe71522ce5f960304c80b97e6adb728.exe
      "C:\Users\Admin\AppData\Local\Temp\3fe71522ce5f960304c80b97e6adb728.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2840
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2840 -s 1048
        3⤵
        • Program crash
        PID:2848

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1944-54-0x0000000000BE0000-0x0000000000C3E000-memory.dmp

          Filesize

          376KB

        • memory/1944-55-0x0000000074490000-0x0000000074B7E000-memory.dmp

          Filesize

          6.9MB

        • memory/1944-56-0x0000000004D80000-0x0000000004DC0000-memory.dmp

          Filesize

          256KB

        • memory/1944-57-0x00000000004C0000-0x00000000004D2000-memory.dmp

          Filesize

          72KB

        • memory/1944-58-0x0000000074490000-0x0000000074B7E000-memory.dmp

          Filesize

          6.9MB

        • memory/1944-59-0x0000000004D80000-0x0000000004DC0000-memory.dmp

          Filesize

          256KB

        • memory/1944-60-0x0000000004280000-0x00000000042CA000-memory.dmp

          Filesize

          296KB

        • memory/1944-75-0x0000000074490000-0x0000000074B7E000-memory.dmp

          Filesize

          6.9MB

        • memory/2840-67-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/2840-65-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/2840-63-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/2840-69-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2840-71-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/2840-73-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/2840-61-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/2840-76-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/2840-77-0x0000000074B00000-0x00000000751EE000-memory.dmp

          Filesize

          6.9MB

        • memory/2840-78-0x0000000004A80000-0x0000000004AC0000-memory.dmp

          Filesize

          256KB

        • memory/2840-79-0x0000000074B00000-0x00000000751EE000-memory.dmp

          Filesize

          6.9MB

        • memory/2840-80-0x0000000004A80000-0x0000000004AC0000-memory.dmp

          Filesize

          256KB