Analysis

  • max time kernel
    118s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    14-12-2024 02:19

General

  • Target

    1d409e94b935c68a4b4841a1b2e05c6abf1ea827c419eab8bf3ee23229574160.exe

  • Size

    625KB

  • MD5

    30e5e5a39df67a1138bf84db89a5eb47

  • SHA1

    d269595a30fd1e49086c51f629e39c15200e0149

  • SHA256

    1d409e94b935c68a4b4841a1b2e05c6abf1ea827c419eab8bf3ee23229574160

  • SHA512

    365324ec484c65e7fb010f1a1fa5b5f97afef3e99d7e16e5ae753fe26da6a62c782196283ec71269a7198e6690de40fcc877f5f7b558a588f4994edfb95fe673

  • SSDEEP

    12288:2dMdY9shQglOUQwZvb6JecS0W/0Wjz3lXsBHxxe70ZjwqmKH2JS:BdhlrQwIJe/bYxiqmm28

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7329625827:AAFusOMtNxAA4AfTt7YzeN1zaE4Sm-WxFiw/sendMessage?chat_id=8096159140

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 5 IoCs
  • Snakekeylogger family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • 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 3 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).

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1d409e94b935c68a4b4841a1b2e05c6abf1ea827c419eab8bf3ee23229574160.exe
    "C:\Users\Admin\AppData\Local\Temp\1d409e94b935c68a4b4841a1b2e05c6abf1ea827c419eab8bf3ee23229574160.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2024
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\1d409e94b935c68a4b4841a1b2e05c6abf1ea827c419eab8bf3ee23229574160.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1196
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\rXcourOVPD.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2808
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rXcourOVPD" /XML "C:\Users\Admin\AppData\Local\Temp\tmp28E4.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2700
    • C:\Users\Admin\AppData\Local\Temp\1d409e94b935c68a4b4841a1b2e05c6abf1ea827c419eab8bf3ee23229574160.exe
      "C:\Users\Admin\AppData\Local\Temp\1d409e94b935c68a4b4841a1b2e05c6abf1ea827c419eab8bf3ee23229574160.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2552

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp28E4.tmp

    Filesize

    1KB

    MD5

    0166422601152530d2918fb7ef8f5774

    SHA1

    aa0c3a664cff179ecc119e6c7e8204492ce1e235

    SHA256

    ab5314831dfe9df1f34f764e033855d4278fec4c4ddec8ca435f0ff6c12f8243

    SHA512

    227b3e1c3d3927bef809fe3f3bb616d720a4f35208a46aa5dc53dd9e5bfc35c627b979836135b5effd0e0971887799129a9736c7c210ff5915edc5a4503a4e9e

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\2HVLQ8FRIPIF6S6JD885.temp

    Filesize

    7KB

    MD5

    4426a3b91289580174cfd16b16cc8c34

    SHA1

    f9fcef0232e6071dc5f73326ff9576c9e9f6693e

    SHA256

    338215edd3da40d7bdbb5f6e1d33d5fda0cf3f73ae6796e95446867f887290e8

    SHA512

    abc03a032250859571c0ebf644af0d014c50a23987ab19a3c08fb66c891099b5f68eed54689c4ac51619750885d52a9a1ee0fb95d2ec7cb28cd57df69102faff

  • memory/2024-4-0x000000007429E000-0x000000007429F000-memory.dmp

    Filesize

    4KB

  • memory/2024-3-0x0000000000620000-0x000000000063E000-memory.dmp

    Filesize

    120KB

  • memory/2024-0-0x000000007429E000-0x000000007429F000-memory.dmp

    Filesize

    4KB

  • memory/2024-5-0x0000000074290000-0x000000007497E000-memory.dmp

    Filesize

    6.9MB

  • memory/2024-6-0x0000000004D20000-0x0000000004D8A000-memory.dmp

    Filesize

    424KB

  • memory/2024-7-0x0000000074290000-0x000000007497E000-memory.dmp

    Filesize

    6.9MB

  • memory/2024-2-0x0000000074290000-0x000000007497E000-memory.dmp

    Filesize

    6.9MB

  • memory/2024-1-0x00000000012C0000-0x0000000001362000-memory.dmp

    Filesize

    648KB

  • memory/2024-33-0x0000000074290000-0x000000007497E000-memory.dmp

    Filesize

    6.9MB

  • memory/2552-32-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2552-30-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2552-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2552-26-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2552-24-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2552-22-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2552-20-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2552-29-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB