Analysis

  • max time kernel
    204s
  • max time network
    211s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-01-2023 19:34

General

  • Target

    2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe

  • Size

    1.2MB

  • MD5

    5f8ca23ce188123d138562e16dbc1f01

  • SHA1

    2e1c49b731a484625f839fa31a6da8ff2da51b8d

  • SHA256

    9a7a657e728c731ff69db20bfb86f32dea639d2020ed4415821161aced29f7b9

  • SHA512

    ac293f8ef341177449d2474b43f9e465c72ce2f69632efa6b6ed95e953fd1d8758cd8081142b9ad76ceda6e154b64f9d98a58ad9351f67fc207a556b9dc4ed25

  • SSDEEP

    24576:40oR2uCGoxHh79hDEiCYScLQotVPKUTyvWX1Qf+ceXj:uCGWF9hDE8F9pKUT3XTce

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5427131313:AAHLyTFmFK4eF7MFmUprVqnaYC6texltEAc/sendMessage?chat_id=5101192817

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe
    "C:\Users\Admin\AppData\Local\Temp\2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2252
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\lzhqmtG.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4576
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lzhqmtG" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4BE.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3612
    • C:\Users\Admin\AppData\Local\Temp\2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe
      "C:\Users\Admin\AppData\Local\Temp\2e1c49b731a484625f839fa31a6da8ff2da51b8d.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4092

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp4BE.tmp

    Filesize

    1KB

    MD5

    53cda435eefcb19020272f9bfba8a8b1

    SHA1

    6534da365fd02b0c55c2ea58dbd71dfa8f1108fc

    SHA256

    a558a1561dd96c3f95cd59af32e32c7e499b3af7f7d59e5544c4498ae1d5227e

    SHA512

    7c2b3c8d273c14d75d0d93dc969fb7976b258e9ab8ce736b23b753ec479462c4e4feaf292c5751804267a1438d2c3582e3188d614478e0dd35aa2b56e48752df

  • memory/2252-133-0x00000000059A0000-0x0000000005F44000-memory.dmp

    Filesize

    5.6MB

  • memory/2252-134-0x0000000005490000-0x0000000005522000-memory.dmp

    Filesize

    584KB

  • memory/2252-135-0x0000000005400000-0x000000000540A000-memory.dmp

    Filesize

    40KB

  • memory/2252-136-0x0000000007B80000-0x0000000007C1C000-memory.dmp

    Filesize

    624KB

  • memory/2252-132-0x0000000000A60000-0x0000000000B9C000-memory.dmp

    Filesize

    1.2MB

  • memory/4092-156-0x0000000006730000-0x00000000068F2000-memory.dmp

    Filesize

    1.8MB

  • memory/4092-143-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/4576-144-0x0000000005220000-0x0000000005242000-memory.dmp

    Filesize

    136KB

  • memory/4576-151-0x0000000007AB0000-0x000000000812A000-memory.dmp

    Filesize

    6.5MB

  • memory/4576-139-0x00000000027E0000-0x0000000002816000-memory.dmp

    Filesize

    216KB

  • memory/4576-145-0x0000000005A50000-0x0000000005AB6000-memory.dmp

    Filesize

    408KB

  • memory/4576-146-0x0000000005AC0000-0x0000000005B26000-memory.dmp

    Filesize

    408KB

  • memory/4576-147-0x0000000004E30000-0x0000000004E4E000-memory.dmp

    Filesize

    120KB

  • memory/4576-148-0x00000000066F0000-0x0000000006722000-memory.dmp

    Filesize

    200KB

  • memory/4576-149-0x00000000708E0000-0x000000007092C000-memory.dmp

    Filesize

    304KB

  • memory/4576-150-0x0000000006690000-0x00000000066AE000-memory.dmp

    Filesize

    120KB

  • memory/4576-141-0x00000000052B0000-0x00000000058D8000-memory.dmp

    Filesize

    6.2MB

  • memory/4576-152-0x0000000006790000-0x00000000067AA000-memory.dmp

    Filesize

    104KB

  • memory/4576-153-0x0000000007470000-0x000000000747A000-memory.dmp

    Filesize

    40KB

  • memory/4576-154-0x0000000007680000-0x0000000007716000-memory.dmp

    Filesize

    600KB

  • memory/4576-155-0x00000000064F0000-0x00000000064FE000-memory.dmp

    Filesize

    56KB

  • memory/4576-157-0x0000000007740000-0x000000000775A000-memory.dmp

    Filesize

    104KB

  • memory/4576-158-0x0000000007720000-0x0000000007728000-memory.dmp

    Filesize

    32KB