Analysis

  • max time kernel
    95s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-11-2024 17:38

General

  • Target

    86b4642fd215643e3ebb779fc602ea96e6060282a0676fe77d77ba75ae60bdc3N.exe

  • Size

    602KB

  • MD5

    2ddabdf68951572d125845a9952bbf60

  • SHA1

    7b9506aa4474f6c4e032060359be88d77f9dbad7

  • SHA256

    86b4642fd215643e3ebb779fc602ea96e6060282a0676fe77d77ba75ae60bdc3

  • SHA512

    89af435c28c087098e897e92a7893f0599e5c113e84802fb9e341883186f1f69df79327d95758a84f57dd781049416180df4deb2c93f96b7cb25734988159560

  • SSDEEP

    12288:GoCb+eCSmdVCLWxXNFGkDZ2Y3zQ570ieq5Bw1afxl8kzAmWF:eCLVCLwNDZ53k5sq5+qxl8Y0F

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 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.

  • 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 20 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\86b4642fd215643e3ebb779fc602ea96e6060282a0676fe77d77ba75ae60bdc3N.exe
    "C:\Users\Admin\AppData\Local\Temp\86b4642fd215643e3ebb779fc602ea96e6060282a0676fe77d77ba75ae60bdc3N.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:2948
    • 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\86b4642fd215643e3ebb779fc602ea96e6060282a0676fe77d77ba75ae60bdc3N.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1756
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\VmDYugdC.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2204
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VmDYugdC" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7FA.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:4700
    • C:\Users\Admin\AppData\Local\Temp\86b4642fd215643e3ebb779fc602ea96e6060282a0676fe77d77ba75ae60bdc3N.exe
      "C:\Users\Admin\AppData\Local\Temp\86b4642fd215643e3ebb779fc602ea96e6060282a0676fe77d77ba75ae60bdc3N.exe"
      2⤵
        PID:3500
      • C:\Users\Admin\AppData\Local\Temp\86b4642fd215643e3ebb779fc602ea96e6060282a0676fe77d77ba75ae60bdc3N.exe
        "C:\Users\Admin\AppData\Local\Temp\86b4642fd215643e3ebb779fc602ea96e6060282a0676fe77d77ba75ae60bdc3N.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:4924

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    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

      f8526d017d03e3b99a70198af13a063f

      SHA1

      6380acc4553f6064515726694a98d3666fc7f40b

      SHA256

      cdf4038db8b9087e30ac8eda56add1c67cf8e00184b729fb67efb9d77af1ab16

      SHA512

      300227fc556be355340b756cac5acd8f326c5fa1818408ae76b3a92cbf8b65427b4ab1161375fa77cf04181d4960387ca0228908e614ef0e4bc5d0aba7c5d270

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_yh0fvd5q.aas.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmp7FA.tmp

      Filesize

      1KB

      MD5

      d15e0260bd32ebd8de2fcd2d01400281

      SHA1

      2d6c4e2be8ac8c7638f76e290ba37fd610b51aaf

      SHA256

      7f4ed224ec77ea6ef108f99d235f4d7516732d2c9e16414a6bc47bab080af165

      SHA512

      b847cd094666c6d5de218b5ff3da919ce8e73c5585af293fb15558fca6ce80900829cd477d45a7183d13d1ccd544ebbe0b37e4068e88d5253542e20145b7ba7e

    • memory/1756-63-0x0000000074E00000-0x0000000074E4C000-memory.dmp

      Filesize

      304KB

    • memory/1756-77-0x0000000007710000-0x00000000077A6000-memory.dmp

      Filesize

      600KB

    • memory/1756-75-0x0000000007490000-0x00000000074AA000-memory.dmp

      Filesize

      104KB

    • memory/1756-74-0x0000000007AD0000-0x000000000814A000-memory.dmp

      Filesize

      6.5MB

    • memory/1756-78-0x0000000007690000-0x00000000076A1000-memory.dmp

      Filesize

      68KB

    • memory/1756-50-0x0000000006570000-0x00000000065BC000-memory.dmp

      Filesize

      304KB

    • memory/1756-45-0x0000000074550000-0x0000000074D00000-memory.dmp

      Filesize

      7.7MB

    • memory/1756-15-0x0000000002870000-0x00000000028A6000-memory.dmp

      Filesize

      216KB

    • memory/1756-16-0x0000000074550000-0x0000000074D00000-memory.dmp

      Filesize

      7.7MB

    • memory/1756-18-0x0000000074550000-0x0000000074D00000-memory.dmp

      Filesize

      7.7MB

    • memory/1756-17-0x0000000005460000-0x0000000005A88000-memory.dmp

      Filesize

      6.2MB

    • memory/1756-22-0x00000000053F0000-0x0000000005456000-memory.dmp

      Filesize

      408KB

    • memory/1756-88-0x0000000074550000-0x0000000074D00000-memory.dmp

      Filesize

      7.7MB

    • memory/2204-20-0x0000000074550000-0x0000000074D00000-memory.dmp

      Filesize

      7.7MB

    • memory/2204-65-0x0000000007510000-0x00000000075B3000-memory.dmp

      Filesize

      652KB

    • memory/2204-24-0x0000000074550000-0x0000000074D00000-memory.dmp

      Filesize

      7.7MB

    • memory/2204-89-0x0000000074550000-0x0000000074D00000-memory.dmp

      Filesize

      7.7MB

    • memory/2204-82-0x0000000007950000-0x0000000007958000-memory.dmp

      Filesize

      32KB

    • memory/2204-26-0x0000000074550000-0x0000000074D00000-memory.dmp

      Filesize

      7.7MB

    • memory/2204-21-0x0000000005BC0000-0x0000000005C26000-memory.dmp

      Filesize

      408KB

    • memory/2204-81-0x0000000007970000-0x000000000798A000-memory.dmp

      Filesize

      104KB

    • memory/2204-19-0x0000000005350000-0x0000000005372000-memory.dmp

      Filesize

      136KB

    • memory/2204-80-0x0000000007870000-0x0000000007884000-memory.dmp

      Filesize

      80KB

    • memory/2204-49-0x0000000006310000-0x000000000632E000-memory.dmp

      Filesize

      120KB

    • memory/2204-79-0x0000000007860000-0x000000000786E000-memory.dmp

      Filesize

      56KB

    • memory/2204-52-0x0000000074E00000-0x0000000074E4C000-memory.dmp

      Filesize

      304KB

    • memory/2204-62-0x00000000068B0000-0x00000000068CE000-memory.dmp

      Filesize

      120KB

    • memory/2204-51-0x00000000072D0000-0x0000000007302000-memory.dmp

      Filesize

      200KB

    • memory/2204-25-0x0000000005D50000-0x00000000060A4000-memory.dmp

      Filesize

      3.3MB

    • memory/2204-76-0x00000000076A0000-0x00000000076AA000-memory.dmp

      Filesize

      40KB

    • memory/2948-48-0x0000000074550000-0x0000000074D00000-memory.dmp

      Filesize

      7.7MB

    • memory/2948-10-0x0000000007890000-0x00000000078FC000-memory.dmp

      Filesize

      432KB

    • memory/2948-8-0x000000007455E000-0x000000007455F000-memory.dmp

      Filesize

      4KB

    • memory/2948-5-0x0000000074550000-0x0000000074D00000-memory.dmp

      Filesize

      7.7MB

    • memory/2948-4-0x0000000004C80000-0x0000000004D1C000-memory.dmp

      Filesize

      624KB

    • memory/2948-9-0x0000000074550000-0x0000000074D00000-memory.dmp

      Filesize

      7.7MB

    • memory/2948-6-0x0000000004D40000-0x0000000004D4A000-memory.dmp

      Filesize

      40KB

    • memory/2948-0-0x000000007455E000-0x000000007455F000-memory.dmp

      Filesize

      4KB

    • memory/2948-7-0x0000000005D70000-0x0000000005D8C000-memory.dmp

      Filesize

      112KB

    • memory/2948-3-0x0000000004AD0000-0x0000000004B62000-memory.dmp

      Filesize

      584KB

    • memory/2948-2-0x0000000005130000-0x00000000056D4000-memory.dmp

      Filesize

      5.6MB

    • memory/2948-1-0x0000000000060000-0x00000000000FC000-memory.dmp

      Filesize

      624KB

    • memory/4924-46-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/4924-90-0x0000000006210000-0x0000000006260000-memory.dmp

      Filesize

      320KB

    • memory/4924-91-0x0000000006430000-0x00000000065F2000-memory.dmp

      Filesize

      1.8MB