Analysis

  • max time kernel
    122s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    12/10/2023, 12:10

General

  • Target

    (ES2309-015).exe

  • Size

    596KB

  • MD5

    cdfe23a08e0b9673367a3379bed3e92e

  • SHA1

    e91914745caff7dac32d6659548068785e8b613f

  • SHA256

    774848bbb254f80a0771e51ab42402c9f69c34593f875dfe436506089c595505

  • SHA512

    fad52aa899c7fc86e76fe656fb15dba3297135f4f3cc7fc1132759765cac4847bc2feb1c0ec0663e6538bba8b855c97f8ac1672483d4712fd1cf83e3775119a3

  • SSDEEP

    12288:8wFmyBfJw1UAADCXTFdhV97yFtQRl8Yr8bvste+a3ekfJ:L9BwluCXTFdhPktQP8YrYkUj3/B

Malware Config

Extracted

Family

snakekeylogger

Credentials

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 2 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 behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\(ES2309-015).exe
    "C:\Users\Admin\AppData\Local\Temp\(ES2309-015).exe"
    1⤵
    • Accesses Microsoft Outlook profiles
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • outlook_office_path
    • outlook_win_path
    PID:2936

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2936-0-0x0000000001220000-0x00000000012BC000-memory.dmp

          Filesize

          624KB

        • memory/2936-1-0x0000000074A40000-0x000000007512E000-memory.dmp

          Filesize

          6.9MB

        • memory/2936-2-0x0000000000510000-0x0000000000550000-memory.dmp

          Filesize

          256KB

        • memory/2936-3-0x0000000000550000-0x0000000000568000-memory.dmp

          Filesize

          96KB

        • memory/2936-4-0x0000000074A40000-0x000000007512E000-memory.dmp

          Filesize

          6.9MB

        • memory/2936-5-0x0000000000510000-0x0000000000550000-memory.dmp

          Filesize

          256KB

        • memory/2936-6-0x0000000000590000-0x000000000059A000-memory.dmp

          Filesize

          40KB

        • memory/2936-7-0x0000000004D50000-0x0000000004DB0000-memory.dmp

          Filesize

          384KB

        • memory/2936-8-0x0000000000B60000-0x0000000000B84000-memory.dmp

          Filesize

          144KB