Analysis

  • max time kernel
    143s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/08/2023, 08:16

General

  • Target

    42e3d6016d145ae5bd157bd7dbd86963.exe

  • Size

    623KB

  • MD5

    42e3d6016d145ae5bd157bd7dbd86963

  • SHA1

    3728f467ff8026872de04f3ccef78a2d4a47df69

  • SHA256

    48edab5efefe889cc80214488317960772b2482e86a96e1ceac109287926179e

  • SHA512

    6a0bf2673c105de4a69824de63a5a187ff9ce4eb8ab008fe33ddc9a2f3188fcd0ce063a3a8e599f6a3ba8a3f541b88ca0ef57ad57aa95d388fbe1faf1fb3bfdb

  • SSDEEP

    12288:3Vp0K8s6owoQCOahAbQ5hq+JJ8psQA5Uo6Bp83pazn7N3f0SHOy:3Vp0K8s6oworOahAIVJ8SQqUo6Ba3paV

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 2 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 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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
  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\42e3d6016d145ae5bd157bd7dbd86963.exe
    "C:\Users\Admin\AppData\Local\Temp\42e3d6016d145ae5bd157bd7dbd86963.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3056
    • C:\Users\Admin\AppData\Local\Temp\42e3d6016d145ae5bd157bd7dbd86963.exe
      "C:\Users\Admin\AppData\Local\Temp\42e3d6016d145ae5bd157bd7dbd86963.exe"
      2⤵
        PID:3568
      • C:\Users\Admin\AppData\Local\Temp\42e3d6016d145ae5bd157bd7dbd86963.exe
        "C:\Users\Admin\AppData\Local\Temp\42e3d6016d145ae5bd157bd7dbd86963.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1508

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\42e3d6016d145ae5bd157bd7dbd86963.exe.log

            Filesize

            1KB

            MD5

            b7b9acb869ccc7f7ecb5304ec0384dee

            SHA1

            6a90751c95817903ee833d59a0abbef425a613b3

            SHA256

            8cb00a15cd942a1861c573d86d6fb430512c8e2f80f6349f48b16b8709ca7aa4

            SHA512

            7bec881ac5f59ac26f1be1e7e26d63f040c06369de10c1c246e531a4395d27c335d9acc647ecdedb48ed37bdc2dc405a4cfc11762e1c00659a49be259eaf8764

          • memory/1508-9-0x0000000000400000-0x0000000000426000-memory.dmp

            Filesize

            152KB

          • memory/1508-17-0x00000000055F0000-0x0000000005600000-memory.dmp

            Filesize

            64KB

          • memory/1508-16-0x0000000074940000-0x00000000750F0000-memory.dmp

            Filesize

            7.7MB

          • memory/1508-15-0x0000000006650000-0x0000000006812000-memory.dmp

            Filesize

            1.8MB

          • memory/1508-14-0x00000000055F0000-0x0000000005600000-memory.dmp

            Filesize

            64KB

          • memory/1508-12-0x0000000074940000-0x00000000750F0000-memory.dmp

            Filesize

            7.7MB

          • memory/3056-8-0x0000000005300000-0x0000000005310000-memory.dmp

            Filesize

            64KB

          • memory/3056-0-0x0000000074940000-0x00000000750F0000-memory.dmp

            Filesize

            7.7MB

          • memory/3056-7-0x0000000074940000-0x00000000750F0000-memory.dmp

            Filesize

            7.7MB

          • memory/3056-6-0x0000000005E10000-0x0000000005EAC000-memory.dmp

            Filesize

            624KB

          • memory/3056-5-0x00000000052F0000-0x00000000052FA000-memory.dmp

            Filesize

            40KB

          • memory/3056-13-0x0000000074940000-0x00000000750F0000-memory.dmp

            Filesize

            7.7MB

          • memory/3056-4-0x0000000005300000-0x0000000005310000-memory.dmp

            Filesize

            64KB

          • memory/3056-3-0x00000000051A0000-0x0000000005232000-memory.dmp

            Filesize

            584KB

          • memory/3056-2-0x00000000056B0000-0x0000000005C54000-memory.dmp

            Filesize

            5.6MB

          • memory/3056-1-0x00000000006B0000-0x0000000000752000-memory.dmp

            Filesize

            648KB