Analysis

  • max time kernel
    117s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    11-10-2023 11:13

General

  • Target

    eeef52701956cc860771ef368589e3590a1e55a172910fb7b02950a5f9a06a9e_JC.exe

  • Size

    320KB

  • MD5

    ee3ba73a32711562903523726ba2df7c

  • SHA1

    aa3927a92d75cae9b60740ac656a7944709d139b

  • SHA256

    eeef52701956cc860771ef368589e3590a1e55a172910fb7b02950a5f9a06a9e

  • SHA512

    2fda0a7b8f35d73a209b796c1bb68f0437e2d066dbaa7bcab24ced914250a7ef3e15b67ed88a1b62714d5d9d5ec2f7f2ac593bb3c849f22bb75872b317183943

  • SSDEEP

    6144:krguHQQbURQH4SAislYsk1uU9pqZ+MiHk+xujrKO7I:krguH/URQYSAisl1klu1+8XKC

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 5 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 use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eeef52701956cc860771ef368589e3590a1e55a172910fb7b02950a5f9a06a9e_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\eeef52701956cc860771ef368589e3590a1e55a172910fb7b02950a5f9a06a9e_JC.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2044
    • C:\Users\Admin\AppData\Local\Temp\eeef52701956cc860771ef368589e3590a1e55a172910fb7b02950a5f9a06a9e_JC.exe
      "C:\Users\Admin\AppData\Local\Temp\eeef52701956cc860771ef368589e3590a1e55a172910fb7b02950a5f9a06a9e_JC.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1848

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1848-17-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/1848-19-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/1848-9-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/1848-11-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/1848-23-0x0000000073FD0000-0x00000000746BE000-memory.dmp

    Filesize

    6.9MB

  • memory/1848-22-0x00000000049B0000-0x00000000049F0000-memory.dmp

    Filesize

    256KB

  • memory/1848-6-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/1848-8-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/1848-21-0x0000000073FD0000-0x00000000746BE000-memory.dmp

    Filesize

    6.9MB

  • memory/1848-24-0x00000000049B0000-0x00000000049F0000-memory.dmp

    Filesize

    256KB

  • memory/1848-15-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/1848-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2044-0-0x0000000073FD0000-0x00000000746BE000-memory.dmp

    Filesize

    6.9MB

  • memory/2044-1-0x0000000000DE0000-0x0000000000E36000-memory.dmp

    Filesize

    344KB

  • memory/2044-20-0x0000000073FD0000-0x00000000746BE000-memory.dmp

    Filesize

    6.9MB

  • memory/2044-2-0x0000000073FD0000-0x00000000746BE000-memory.dmp

    Filesize

    6.9MB

  • memory/2044-5-0x0000000000420000-0x000000000042A000-memory.dmp

    Filesize

    40KB

  • memory/2044-4-0x00000000009D0000-0x0000000000A10000-memory.dmp

    Filesize

    256KB

  • memory/2044-3-0x0000000000C50000-0x0000000000C8E000-memory.dmp

    Filesize

    248KB