Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    09-07-2024 13:24

General

  • Target

    InvWH-2E0865.exe

  • Size

    701KB

  • MD5

    7cc86a3f83fbb68e1a39193fd097304f

  • SHA1

    6e9f665a7f7266ad1a4d1693e84f3203744407c2

  • SHA256

    a2584975149658da70c801f79fbfdcdd66eddf114b84332d401d2ad6a0ddbf78

  • SHA512

    ef165943e3a378449976c8212bbfbfe91697fdf39afd6e52149395c7d1bb1796e9cb95eb6367017209b62aa2d00e97883ec0019b95869a265cc9010dbfbf1dfe

  • SSDEEP

    12288:ICc07BN2iN/QIuIBhye/+B0j17pgLF6Mkmwhbv/P2LRWZqk14GB:ICc07BN1FAay5Be9OkMk5VvHOEt

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6422013421:AAHaeSgAN5hyLvBtBCls-o9dHwHb-xkpsL4/sendMessage?chat_id=6803005190

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 5 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 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 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).

  • 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 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\InvWH-2E0865.exe
    "C:\Users\Admin\AppData\Local\Temp\InvWH-2E0865.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2348
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\hHyfrga.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2684
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hHyfrga" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4D74.tmp"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:2604
    • C:\Users\Admin\AppData\Local\Temp\InvWH-2E0865.exe
      "C:\Users\Admin\AppData\Local\Temp\InvWH-2E0865.exe"
      2⤵
        PID:2880
      • C:\Users\Admin\AppData\Local\Temp\InvWH-2E0865.exe
        "C:\Users\Admin\AppData\Local\Temp\InvWH-2E0865.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:2568

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp4D74.tmp

      Filesize

      1KB

      MD5

      046a7c1c78095423a9d7634ad1051620

      SHA1

      3fce5bebded3099cd70e4d2d11c9125306afb055

      SHA256

      90e2a2bf170e0040cd911ce877e3006d97451e2fadeffbbf03bd2cb7dfd9f01c

      SHA512

      4aaddf6c0e150cf8bda4b6b9a8eb56b7de52fe5043bf28516a604ccea477324f31b55da0dbb7d509372164295af482b051c1e7249d228260f4c7f78c1b87de37

    • memory/2348-24-0x0000000073F80000-0x000000007466E000-memory.dmp

      Filesize

      6.9MB

    • memory/2348-1-0x00000000000C0000-0x0000000000176000-memory.dmp

      Filesize

      728KB

    • memory/2348-2-0x0000000073F80000-0x000000007466E000-memory.dmp

      Filesize

      6.9MB

    • memory/2348-3-0x0000000000360000-0x0000000000372000-memory.dmp

      Filesize

      72KB

    • memory/2348-5-0x00000000003F0000-0x00000000003FE000-memory.dmp

      Filesize

      56KB

    • memory/2348-4-0x00000000003E0000-0x00000000003E8000-memory.dmp

      Filesize

      32KB

    • memory/2348-6-0x0000000005180000-0x00000000051E8000-memory.dmp

      Filesize

      416KB

    • memory/2348-0-0x0000000073F8E000-0x0000000073F8F000-memory.dmp

      Filesize

      4KB

    • memory/2568-23-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/2568-21-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/2568-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2568-18-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/2568-16-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/2568-14-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/2568-12-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/2568-22-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB