Analysis

  • max time kernel
    134s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-11-2024 02:51

General

  • Target

    6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe

  • Size

    548KB

  • MD5

    8148bbdcbec9dd84bdf7089fae43ce62

  • SHA1

    58cbab87c2cbbe8c54f88089d33526409732f6ad

  • SHA256

    6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e

  • SHA512

    5384f00aa68195c0954dfffe7e23c5761a1c5e1673ab89908dfe0f2f29cd80fdd3d4f10efffeeabc1d7a55f8d6c617b553223c42ce2d5eaaf71a47659d9384fe

  • SSDEEP

    12288:HD7go7VIG3k0MOdkrUC85KbIvXP5LWNSRwHbn+EgXkCkyg:HDEo7V/F5daB5bIvf5LiHb+xkCkn

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    50.31.176.103
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    #MT#mn!6V!@6

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://50.31.176.103/
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    #MT#mn!6V!@6

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.

  • 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 10 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\6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe
    "C:\Users\Admin\AppData\Local\Temp\6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.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:4836
    • 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\6f5c8e04089a2db3aaa4d9447de589e5df8899292fbc70a5ad852d7abc7f174e.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1796
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\fUamrQdFSPAg.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2220
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fUamrQdFSPAg" /XML "C:\Users\Admin\AppData\Local\Temp\tmp29B.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:908
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      2⤵
        PID:3116
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.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:4280

    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

      8d4667a299b3e47e7917531efea5faed

      SHA1

      2b670c25c11e293c88688d0d47fe873cbd66af1f

      SHA256

      fa81bdea6ad46e4ebfe72231f6db881637cc70c26ad8e76f572bfa34270e9b40

      SHA512

      16b8e7ba73028058a998e76036c0a7bdd7d5a8e6206f1030bee07b4d5a85b775519c1d2fea86f0beef1308632da37cf8ca4f7bb93d5cfd53db8512b1cabe5bd4

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_dvgwt30j.i02.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmp29B.tmp

      Filesize

      1KB

      MD5

      7143cb655b074a09e859c56aad83ffd1

      SHA1

      a3daaa02b7ae7a887d0c8359864760a2cb3ffe64

      SHA256

      53b62cc6cd13f6062a578b60c9caa939664776c7e84a9b601d0242406cf6d84b

      SHA512

      37feff5545bcd372ae0c3aa382ff16143dd28da7522d51abce9f24d00144912c52a4ac00056b9d1d87b7aa3bfe0a4b03b2b795e66cde35ae420ab1d07768eda5

    • memory/1796-76-0x0000000007BD0000-0x0000000007BDA000-memory.dmp

      Filesize

      40KB

    • memory/1796-77-0x0000000007DE0000-0x0000000007E76000-memory.dmp

      Filesize

      600KB

    • memory/1796-65-0x0000000007B60000-0x0000000007B7A000-memory.dmp

      Filesize

      104KB

    • memory/1796-63-0x0000000007890000-0x0000000007933000-memory.dmp

      Filesize

      652KB

    • memory/1796-89-0x0000000074BD0000-0x0000000075380000-memory.dmp

      Filesize

      7.7MB

    • memory/1796-82-0x0000000007E80000-0x0000000007E88000-memory.dmp

      Filesize

      32KB

    • memory/1796-81-0x0000000007EA0000-0x0000000007EBA000-memory.dmp

      Filesize

      104KB

    • memory/1796-15-0x0000000002F20000-0x0000000002F56000-memory.dmp

      Filesize

      216KB

    • memory/1796-16-0x0000000074BD0000-0x0000000075380000-memory.dmp

      Filesize

      7.7MB

    • memory/1796-18-0x0000000074BD0000-0x0000000075380000-memory.dmp

      Filesize

      7.7MB

    • memory/1796-17-0x0000000005BE0000-0x0000000006208000-memory.dmp

      Filesize

      6.2MB

    • memory/1796-62-0x0000000006D60000-0x0000000006D7E000-memory.dmp

      Filesize

      120KB

    • memory/1796-52-0x000000006F830000-0x000000006F87C000-memory.dmp

      Filesize

      304KB

    • memory/1796-21-0x00000000058A0000-0x00000000058C2000-memory.dmp

      Filesize

      136KB

    • memory/1796-23-0x0000000005AB0000-0x0000000005B16000-memory.dmp

      Filesize

      408KB

    • memory/1796-51-0x0000000007850000-0x0000000007882000-memory.dmp

      Filesize

      200KB

    • memory/1796-79-0x0000000007D90000-0x0000000007D9E000-memory.dmp

      Filesize

      56KB

    • memory/1796-22-0x0000000005A40000-0x0000000005AA6000-memory.dmp

      Filesize

      408KB

    • memory/1796-35-0x0000000074BD0000-0x0000000075380000-memory.dmp

      Filesize

      7.7MB

    • memory/1796-78-0x0000000007D60000-0x0000000007D71000-memory.dmp

      Filesize

      68KB

    • memory/1796-64-0x00000000081C0000-0x000000000883A000-memory.dmp

      Filesize

      6.5MB

    • memory/2220-46-0x0000000074BD0000-0x0000000075380000-memory.dmp

      Filesize

      7.7MB

    • memory/2220-31-0x0000000005EE0000-0x0000000006234000-memory.dmp

      Filesize

      3.3MB

    • memory/2220-66-0x000000006F830000-0x000000006F87C000-memory.dmp

      Filesize

      304KB

    • memory/2220-49-0x00000000065E0000-0x000000000662C000-memory.dmp

      Filesize

      304KB

    • memory/2220-29-0x0000000074BD0000-0x0000000075380000-memory.dmp

      Filesize

      7.7MB

    • memory/2220-80-0x0000000007A90000-0x0000000007AA4000-memory.dmp

      Filesize

      80KB

    • memory/2220-19-0x0000000074BD0000-0x0000000075380000-memory.dmp

      Filesize

      7.7MB

    • memory/2220-48-0x0000000006510000-0x000000000652E000-memory.dmp

      Filesize

      120KB

    • memory/2220-88-0x0000000074BD0000-0x0000000075380000-memory.dmp

      Filesize

      7.7MB

    • memory/4280-90-0x00000000064E0000-0x0000000006530000-memory.dmp

      Filesize

      320KB

    • memory/4280-36-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/4280-91-0x0000000006700000-0x00000000068C2000-memory.dmp

      Filesize

      1.8MB

    • memory/4836-10-0x00000000079E0000-0x0000000007A4C000-memory.dmp

      Filesize

      432KB

    • memory/4836-7-0x0000000074BDE000-0x0000000074BDF000-memory.dmp

      Filesize

      4KB

    • memory/4836-3-0x0000000004FE0000-0x0000000005072000-memory.dmp

      Filesize

      584KB

    • memory/4836-4-0x00000000050A0000-0x00000000050AA000-memory.dmp

      Filesize

      40KB

    • memory/4836-5-0x0000000074BD0000-0x0000000075380000-memory.dmp

      Filesize

      7.7MB

    • memory/4836-9-0x0000000074BD0000-0x0000000075380000-memory.dmp

      Filesize

      7.7MB

    • memory/4836-2-0x0000000005680000-0x0000000005C24000-memory.dmp

      Filesize

      5.6MB

    • memory/4836-1-0x0000000000570000-0x00000000005FE000-memory.dmp

      Filesize

      568KB

    • memory/4836-8-0x0000000005180000-0x0000000005192000-memory.dmp

      Filesize

      72KB

    • memory/4836-6-0x0000000005290000-0x000000000532C000-memory.dmp

      Filesize

      624KB

    • memory/4836-50-0x0000000074BD0000-0x0000000075380000-memory.dmp

      Filesize

      7.7MB

    • memory/4836-0-0x0000000074BDE000-0x0000000074BDF000-memory.dmp

      Filesize

      4KB