Analysis

  • max time kernel
    123s
  • max time network
    159s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    18-10-2021 17:32

General

  • Target

    accad8825cb1550525445007a28a4d2ac8b5db15a6b403d78a4177262a1f681b.exe

  • Size

    76KB

  • MD5

    a37e7dab62e1bc27058e90fa26bd5e60

  • SHA1

    8e08ca884b5490b9efc9f7cc8b2408eefbf96338

  • SHA256

    accad8825cb1550525445007a28a4d2ac8b5db15a6b403d78a4177262a1f681b

  • SHA512

    d3a8e07f08254801ef485a6c6ab8e1a1241c12207f97337bba143c3c3bddc508e57e1f1ef14ffd43303fd527f4300f3ca843945c54c3ae460cc58c3d7d851f0b

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    reptw.xyz
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    2HRgrc+HEz}8

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\accad8825cb1550525445007a28a4d2ac8b5db15a6b403d78a4177262a1f681b.exe
    "C:\Users\Admin\AppData\Local\Temp\accad8825cb1550525445007a28a4d2ac8b5db15a6b403d78a4177262a1f681b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:392
    • C:\Users\Admin\AppData\Local\Temp\accad8825cb1550525445007a28a4d2ac8b5db15a6b403d78a4177262a1f681b.exe
      C:\Users\Admin\AppData\Local\Temp\accad8825cb1550525445007a28a4d2ac8b5db15a6b403d78a4177262a1f681b.exe
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3528

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\accad8825cb1550525445007a28a4d2ac8b5db15a6b403d78a4177262a1f681b.exe.log

    MD5

    808e884c00533a9eb0e13e64960d9c3a

    SHA1

    279d05181fc6179a12df1a669ff5d8b64c1380ae

    SHA256

    2f6a0aab99b1c228a6642f44f8992646ce84c5a2b3b9941b6cf1f2badf67bdd6

    SHA512

    9489bdb2ffdfeef3c52edcfe9b34c6688eba53eb86075e0564df1cd474723c86b5b5aedc12df1ff5fc12cf97bd1e3cf9701ff61dc4ce90155d70e9ccfd0fc299

  • memory/392-119-0x00000000053F0000-0x0000000005408000-memory.dmp

    Filesize

    96KB

  • memory/392-118-0x0000000005FD0000-0x00000000060C7000-memory.dmp

    Filesize

    988KB

  • memory/392-115-0x0000000000970000-0x0000000000971000-memory.dmp

    Filesize

    4KB

  • memory/392-117-0x00000000052E0000-0x00000000052E1000-memory.dmp

    Filesize

    4KB

  • memory/3528-120-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/3528-121-0x00000000004203EE-mapping.dmp

  • memory/3528-125-0x0000000005B20000-0x0000000005B21000-memory.dmp

    Filesize

    4KB

  • memory/3528-126-0x0000000005550000-0x0000000005551000-memory.dmp

    Filesize

    4KB

  • memory/3528-127-0x0000000005620000-0x0000000005B1E000-memory.dmp

    Filesize

    5.0MB

  • memory/3528-128-0x00000000068B0000-0x00000000068B1000-memory.dmp

    Filesize

    4KB

  • memory/3528-129-0x0000000006780000-0x0000000006781000-memory.dmp

    Filesize

    4KB

  • memory/3528-130-0x0000000006710000-0x0000000006711000-memory.dmp

    Filesize

    4KB