Analysis

  • max time kernel
    96s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    04-07-2022 04:34

General

  • Target

    SecuriteInfo.com.W32.AIDetectNet.01.1078.exe

  • Size

    581KB

  • MD5

    6186c41cfd183aab48ca44a6e058ced2

  • SHA1

    7ba7c1333e9d7a179e6892732c13476d4dde4d48

  • SHA256

    10acea4691517c244ca81bd32f7dd6e0754f97b0870250a7c344a2fafb1e9754

  • SHA512

    9f662d86db758afeb195d05dfbfc427db110e3d801d0f55aedb4601c5e67185b46436445b5bf88db059cb9ea269ca799d4f3f8c3440cc866424b5b899a9dd5b9

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger Payload 1 IoCs
  • 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 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.1078.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.1078.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4124
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.1078.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.1078.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4132

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SecuriteInfo.com.W32.AIDetectNet.01.1078.exe.log
    Filesize

    1KB

    MD5

    fc57dcb1a143324278cf61d88f8c67ad

    SHA1

    807d546b4296091d11a8df6a11157a5f12dd7fd5

    SHA256

    a75686eed807c36b056311dddc898582fd4063135fc5728d2bdd3c6e1f5ab688

    SHA512

    33ac55a68ac8371bf00af55e38455e886dc6aa681388622a55bf4473b1f4eda4d75a8211ea61df288ccdb26e838785da08094a7f1aac878da6ccd2e573f3bcb8

  • memory/4124-130-0x0000000000F30000-0x0000000000FC6000-memory.dmp
    Filesize

    600KB

  • memory/4124-131-0x0000000006060000-0x0000000006604000-memory.dmp
    Filesize

    5.6MB

  • memory/4124-132-0x0000000005980000-0x0000000005A12000-memory.dmp
    Filesize

    584KB

  • memory/4124-133-0x0000000005960000-0x000000000596A000-memory.dmp
    Filesize

    40KB

  • memory/4124-134-0x00000000099F0000-0x0000000009A8C000-memory.dmp
    Filesize

    624KB

  • memory/4124-135-0x0000000009B00000-0x0000000009B66000-memory.dmp
    Filesize

    408KB

  • memory/4132-136-0x0000000000000000-mapping.dmp
  • memory/4132-137-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/4132-139-0x0000000006480000-0x0000000006642000-memory.dmp
    Filesize

    1.8MB