Analysis

  • max time kernel
    128s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-10-2023 18:58

General

  • Target

    NEAS.NEASNEASe31e7a2c5a956f2e513351e779fd6ea064f2aceec566a3e9b6ac0d3a3e639ee0exeexeexe_JC.exe

  • Size

    125KB

  • MD5

    e37a6c6b05dc6b19b62b1d6a2e824063

  • SHA1

    7cf01b7b9d216ebbb4e0309dc90408b67d1987b4

  • SHA256

    e31e7a2c5a956f2e513351e779fd6ea064f2aceec566a3e9b6ac0d3a3e639ee0

  • SHA512

    1e5bf1ebd6f8a6799ed67738895c7b3f52c3f828a8bb7f9ec02550c29d9c46427bb3129150f09c98a29df828f7d725de38dcf2b4321b1d374fd8e6ffadab3038

  • SSDEEP

    3072:vybcQZIBwtWp6ocm6Db7vGEqwB7xogbY:lQuhR6DbLGQxxb

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\NEAS.NEASNEASe31e7a2c5a956f2e513351e779fd6ea064f2aceec566a3e9b6ac0d3a3e639ee0exeexeexe_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.NEASNEASe31e7a2c5a956f2e513351e779fd6ea064f2aceec566a3e9b6ac0d3a3e639ee0exeexeexe_JC.exe"
    1⤵
    • Accesses Microsoft Outlook profiles
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • outlook_office_path
    • outlook_win_path
    PID:4292

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4292-1-0x0000000000E70000-0x0000000000E94000-memory.dmp

    Filesize

    144KB

  • memory/4292-0-0x0000000075020000-0x00000000757D0000-memory.dmp

    Filesize

    7.7MB

  • memory/4292-2-0x0000000005E10000-0x00000000063B4000-memory.dmp

    Filesize

    5.6MB

  • memory/4292-3-0x0000000005900000-0x000000000599C000-memory.dmp

    Filesize

    624KB

  • memory/4292-4-0x0000000005C10000-0x0000000005C20000-memory.dmp

    Filesize

    64KB

  • memory/4292-5-0x0000000006BA0000-0x0000000006C32000-memory.dmp

    Filesize

    584KB

  • memory/4292-6-0x0000000006C40000-0x0000000006C90000-memory.dmp

    Filesize

    320KB

  • memory/4292-7-0x0000000006E60000-0x0000000007022000-memory.dmp

    Filesize

    1.8MB

  • memory/4292-8-0x0000000006B80000-0x0000000006B8A000-memory.dmp

    Filesize

    40KB

  • memory/4292-9-0x0000000075020000-0x00000000757D0000-memory.dmp

    Filesize

    7.7MB

  • memory/4292-10-0x0000000005C10000-0x0000000005C20000-memory.dmp

    Filesize

    64KB