Analysis

  • max time kernel
    92s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-10-2024 15:09

General

  • Target

    Ft.204815963710.scr.exe

  • Size

    687KB

  • MD5

    466a5957a3529a7808bb3ef8216dcbee

  • SHA1

    75cedf8de1782b4f9316e691afd9776bd72d8d07

  • SHA256

    ddad2801522370c2ca5c4ec41663b36a88ef6be171867f23f084c0fa6ecb1055

  • SHA512

    9e6597ff619b1d41ad018878fbb5d4ca90e747be98dbc1a2c5fc01fdcd24aa80379553133d89abb770b71b2534d4f97fda8f694132b25a52fc2985e39fd90e5c

  • SSDEEP

    12288:ItF1+LMgTGQNG9pa6aZ9XCYQHFeJcsMmP717N5NXkR:cWMgaR9cBWF0cnmR7NbC

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • 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.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Ft.204815963710.scr.exe
    "C:\Users\Admin\AppData\Local\Temp\Ft.204815963710.scr.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:644
    • 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\Ft.204815963710.scr.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4604
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\JNhVmnPOgbqa.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4332
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JNhVmnPOgbqa" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9182.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2960
    • C:\Users\Admin\AppData\Local\Temp\Ft.204815963710.scr.exe
      "C:\Users\Admin\AppData\Local\Temp\Ft.204815963710.scr.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:4512

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    2KB

    MD5

    968cb9309758126772781b83adb8a28f

    SHA1

    8da30e71accf186b2ba11da1797cf67f8f78b47c

    SHA256

    92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

    SHA512

    4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    18KB

    MD5

    e742d20b9c210bcc9bd5bd0b887bc0d0

    SHA1

    af11c5a3e0824b045ab93ab4d0ea171b3747203d

    SHA256

    8b740fb17d5c4fc81c539960b12dacd21712a1568946a6bc202e08a4c0616978

    SHA512

    419e53c451b1dae5798e56cffbacf2d9ad66fd0d624decd90c26d0ca4dbc7b979fc9bd89ac483692ab419896ce5ea65e53c3e81927f49b6c0ea5c36a794d3479

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_zj0xk3ym.mcd.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp9182.tmp

    Filesize

    1KB

    MD5

    3feed62ef5f8698ce8495a37d5255fa7

    SHA1

    e2d6556920bfe7c1dd28184cc570c795ad1cd56e

    SHA256

    8c8ada75f50f34fec4a6806ed439525c3ce885c2ca147aa254310528328bb32b

    SHA512

    9a0d2d0790e7f72f0b308de2e2b77268df9583c53311066d788ad33d63524f68167326dfc8cb394aaa9e3156a7b1a847b11292adf7b9fbc116f192fcc6d3474a

  • memory/644-8-0x0000000074FD0000-0x0000000075780000-memory.dmp

    Filesize

    7.7MB

  • memory/644-4-0x00000000055E0000-0x00000000055EA000-memory.dmp

    Filesize

    40KB

  • memory/644-6-0x0000000005A30000-0x0000000005A4E000-memory.dmp

    Filesize

    120KB

  • memory/644-7-0x0000000074FDE000-0x0000000074FDF000-memory.dmp

    Filesize

    4KB

  • memory/644-5-0x0000000074FD0000-0x0000000075780000-memory.dmp

    Filesize

    7.7MB

  • memory/644-9-0x0000000004F20000-0x0000000004F88000-memory.dmp

    Filesize

    416KB

  • memory/644-10-0x000000000C3E0000-0x000000000C47C000-memory.dmp

    Filesize

    624KB

  • memory/644-48-0x0000000074FD0000-0x0000000075780000-memory.dmp

    Filesize

    7.7MB

  • memory/644-0-0x0000000074FDE000-0x0000000074FDF000-memory.dmp

    Filesize

    4KB

  • memory/644-3-0x0000000005540000-0x00000000055D2000-memory.dmp

    Filesize

    584KB

  • memory/644-2-0x0000000005A50000-0x0000000005FF4000-memory.dmp

    Filesize

    5.6MB

  • memory/644-1-0x0000000000AD0000-0x0000000000B7E000-memory.dmp

    Filesize

    696KB

  • memory/4332-89-0x0000000074FD0000-0x0000000075780000-memory.dmp

    Filesize

    7.7MB

  • memory/4332-47-0x0000000074FD0000-0x0000000075780000-memory.dmp

    Filesize

    7.7MB

  • memory/4332-51-0x00000000065B0000-0x00000000065E2000-memory.dmp

    Filesize

    200KB

  • memory/4332-75-0x0000000007320000-0x000000000733A000-memory.dmp

    Filesize

    104KB

  • memory/4332-82-0x0000000007640000-0x0000000007648000-memory.dmp

    Filesize

    32KB

  • memory/4332-29-0x0000000074FD0000-0x0000000075780000-memory.dmp

    Filesize

    7.7MB

  • memory/4332-80-0x0000000007560000-0x0000000007574000-memory.dmp

    Filesize

    80KB

  • memory/4332-79-0x0000000007550000-0x000000000755E000-memory.dmp

    Filesize

    56KB

  • memory/4332-53-0x00000000717A0000-0x00000000717EC000-memory.dmp

    Filesize

    304KB

  • memory/4332-23-0x0000000074FD0000-0x0000000075780000-memory.dmp

    Filesize

    7.7MB

  • memory/4332-74-0x0000000007960000-0x0000000007FDA000-memory.dmp

    Filesize

    6.5MB

  • memory/4332-49-0x0000000005FF0000-0x000000000600E000-memory.dmp

    Filesize

    120KB

  • memory/4332-50-0x0000000006040000-0x000000000608C000-memory.dmp

    Filesize

    304KB

  • memory/4332-72-0x00000000065F0000-0x000000000660E000-memory.dmp

    Filesize

    120KB

  • memory/4512-91-0x00000000066D0000-0x0000000006892000-memory.dmp

    Filesize

    1.8MB

  • memory/4512-45-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/4512-90-0x00000000064B0000-0x0000000006500000-memory.dmp

    Filesize

    320KB

  • memory/4604-16-0x0000000074FD0000-0x0000000075780000-memory.dmp

    Filesize

    7.7MB

  • memory/4604-52-0x00000000717A0000-0x00000000717EC000-memory.dmp

    Filesize

    304KB

  • memory/4604-73-0x0000000007680000-0x0000000007723000-memory.dmp

    Filesize

    652KB

  • memory/4604-76-0x0000000007A20000-0x0000000007A2A000-memory.dmp

    Filesize

    40KB

  • memory/4604-77-0x0000000007C30000-0x0000000007CC6000-memory.dmp

    Filesize

    600KB

  • memory/4604-78-0x0000000007BB0000-0x0000000007BC1000-memory.dmp

    Filesize

    68KB

  • memory/4604-35-0x0000000074FD0000-0x0000000075780000-memory.dmp

    Filesize

    7.7MB

  • memory/4604-34-0x0000000006190000-0x00000000064E4000-memory.dmp

    Filesize

    3.3MB

  • memory/4604-81-0x0000000007CF0000-0x0000000007D0A000-memory.dmp

    Filesize

    104KB

  • memory/4604-21-0x0000000005970000-0x00000000059D6000-memory.dmp

    Filesize

    408KB

  • memory/4604-22-0x00000000059E0000-0x0000000005A46000-memory.dmp

    Filesize

    408KB

  • memory/4604-20-0x00000000058D0000-0x00000000058F2000-memory.dmp

    Filesize

    136KB

  • memory/4604-88-0x0000000074FD0000-0x0000000075780000-memory.dmp

    Filesize

    7.7MB

  • memory/4604-18-0x0000000074FD0000-0x0000000075780000-memory.dmp

    Filesize

    7.7MB

  • memory/4604-17-0x0000000005B60000-0x0000000006188000-memory.dmp

    Filesize

    6.2MB

  • memory/4604-15-0x0000000002D60000-0x0000000002D96000-memory.dmp

    Filesize

    216KB