Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-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 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 11 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\1d409e94b935c68a4b4841a1b2e05c6abf1ea827c419eab8bf3ee23229574160.exe
    "C:\Users\Admin\AppData\Local\Temp\1d409e94b935c68a4b4841a1b2e05c6abf1ea827c419eab8bf3ee23229574160.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:1388
    • 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:3156
    • 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:4764
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rXcourOVPD" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB70B.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1156
    • C:\Users\Admin\AppData\Local\Temp\1d409e94b935c68a4b4841a1b2e05c6abf1ea827c419eab8bf3ee23229574160.exe
      "C:\Users\Admin\AppData\Local\Temp\1d409e94b935c68a4b4841a1b2e05c6abf1ea827c419eab8bf3ee23229574160.exe"
      2⤵
        PID:3480
      • 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:4412

    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

      6d15f7351f6d968de78d0562a5ed1618

      SHA1

      d5bbc8c6b1b7323601b843a41637d761ba578c78

      SHA256

      55c46bf9c366d748b274eca760ed8407f8c6165fd248df87ad39ce211318114e

      SHA512

      5dbdec410d04214a0951fc8ac86a60a0783f3d0d32d37c64dc7df000bb4c5b3ad38c7adb446eaf148a4bfd08d5f8f20fc97d2385c4e6e5a71da3c87613ad8eb5

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_bfy2jism.nc5.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmpB70B.tmp

      Filesize

      1KB

      MD5

      dc3e9ca304d11b32a95f96f60d3c5d35

      SHA1

      c2662b198265c644ffc526a9aa29319cb053a120

      SHA256

      fafd2e9278d451b7900d5487937fd9ef672b1dfbb0b280d65aa52fa009074465

      SHA512

      d0c04c91d1d2f18eaf1436aed0510b99d4fb13065dc81760cbda05ee6cb8b7a6827016d10903a4fb21277e8cd4fed371e28f689e05ccaa842180c8ae945a96c8

    • memory/1388-4-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/1388-5-0x00000000055D0000-0x00000000055DA000-memory.dmp

      Filesize

      40KB

    • memory/1388-6-0x00000000057C0000-0x00000000057DE000-memory.dmp

      Filesize

      120KB

    • memory/1388-7-0x000000007468E000-0x000000007468F000-memory.dmp

      Filesize

      4KB

    • memory/1388-8-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/1388-9-0x00000000088B0000-0x000000000891A000-memory.dmp

      Filesize

      424KB

    • memory/1388-10-0x000000000B0D0000-0x000000000B16C000-memory.dmp

      Filesize

      624KB

    • memory/1388-3-0x00000000053F0000-0x0000000005482000-memory.dmp

      Filesize

      584KB

    • memory/1388-2-0x00000000058C0000-0x0000000005E64000-memory.dmp

      Filesize

      5.6MB

    • memory/1388-68-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/1388-1-0x0000000000A80000-0x0000000000B22000-memory.dmp

      Filesize

      648KB

    • memory/1388-0-0x000000007468E000-0x000000007468F000-memory.dmp

      Filesize

      4KB

    • memory/3156-31-0x00000000060F0000-0x0000000006122000-memory.dmp

      Filesize

      200KB

    • memory/3156-63-0x00000000070C0000-0x0000000007156000-memory.dmp

      Filesize

      600KB

    • memory/3156-15-0x0000000004B50000-0x0000000004B72000-memory.dmp

      Filesize

      136KB

    • memory/3156-16-0x0000000005360000-0x00000000053C6000-memory.dmp

      Filesize

      408KB

    • memory/3156-28-0x0000000005540000-0x0000000005894000-memory.dmp

      Filesize

      3.3MB

    • memory/3156-29-0x0000000005B10000-0x0000000005B2E000-memory.dmp

      Filesize

      120KB

    • memory/3156-30-0x0000000005BB0000-0x0000000005BFC000-memory.dmp

      Filesize

      304KB

    • memory/3156-32-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/3156-17-0x00000000053D0000-0x0000000005436000-memory.dmp

      Filesize

      408KB

    • memory/3156-33-0x000000006EEC0000-0x000000006EF0C000-memory.dmp

      Filesize

      304KB

    • memory/3156-43-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/3156-44-0x0000000006CE0000-0x0000000006CFE000-memory.dmp

      Filesize

      120KB

    • memory/3156-46-0x0000000006D10000-0x0000000006DB3000-memory.dmp

      Filesize

      652KB

    • memory/3156-45-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/3156-48-0x0000000006E40000-0x0000000006E5A000-memory.dmp

      Filesize

      104KB

    • memory/3156-47-0x0000000007480000-0x0000000007AFA000-memory.dmp

      Filesize

      6.5MB

    • memory/3156-53-0x0000000006EB0000-0x0000000006EBA000-memory.dmp

      Filesize

      40KB

    • memory/3156-18-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/3156-14-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/3156-11-0x00000000021E0000-0x0000000002216000-memory.dmp

      Filesize

      216KB

    • memory/3156-67-0x0000000007040000-0x0000000007051000-memory.dmp

      Filesize

      68KB

    • memory/3156-13-0x0000000004D30000-0x0000000005358000-memory.dmp

      Filesize

      6.2MB

    • memory/3156-69-0x0000000007070000-0x000000000707E000-memory.dmp

      Filesize

      56KB

    • memory/3156-70-0x0000000007080000-0x0000000007094000-memory.dmp

      Filesize

      80KB

    • memory/3156-71-0x0000000007180000-0x000000000719A000-memory.dmp

      Filesize

      104KB

    • memory/3156-72-0x0000000007160000-0x0000000007168000-memory.dmp

      Filesize

      32KB

    • memory/3156-12-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/3156-85-0x0000000074680000-0x0000000074E30000-memory.dmp

      Filesize

      7.7MB

    • memory/4412-65-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/4412-91-0x0000000006B10000-0x0000000006B60000-memory.dmp

      Filesize

      320KB

    • memory/4412-92-0x0000000006D30000-0x0000000006EF2000-memory.dmp

      Filesize

      1.8MB

    • memory/4764-86-0x0000000007470000-0x0000000007481000-memory.dmp

      Filesize

      68KB

    • memory/4764-87-0x00000000074B0000-0x00000000074C4000-memory.dmp

      Filesize

      80KB

    • memory/4764-73-0x000000006EEC0000-0x000000006EF0C000-memory.dmp

      Filesize

      304KB