Analysis

  • max time kernel
    123s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/03/2025, 15:20

General

  • Target

    Vessel Details.exe

  • Size

    587KB

  • MD5

    2171680ef08db64f0ced805359738f86

  • SHA1

    346302d103cf057ae7b43015a1346ac4a59be939

  • SHA256

    da791f0ba7859d019d5ceaf184f2e64df5311e0179decb82678154c158c7095b

  • SHA512

    ade149a9521065730687453a0196fe716704f10fd246266ec19ba95429be295dbbc24ed21347fb0616c759598b91ea024c1eb60325a3094466310bbee492b26e

  • SSDEEP

    12288:1YmQiKaxG8w2NKgudjntDkkN462b5DDsz7HBLCn2xAkAm3arxx:mmQiE8w2NKgu7K6CsnBLrP3Yx

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 1 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 3 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 4 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Vessel Details.exe
    "C:\Users\Admin\AppData\Local\Temp\Vessel Details.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:5696
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\BacUEoDscugyny.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\BacUEoDscugyny" /XML "C:\Users\Admin\AppData\Local\Temp\tmp124.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3968
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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:5084

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_x01ronyj.rwk.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp124.tmp

    Filesize

    1KB

    MD5

    3ccd5eebbc4c7c020493f1245f146dab

    SHA1

    76b4414ed194a1683208eb777b698bb29180d325

    SHA256

    e5d41342970c6eb9076ce97ab3f346413dc92f7ab45b7a706b19dc6c530f08c9

    SHA512

    b2db1844a92d53385e8a3b2e53028b91c8b4ed293b7684d8d653ff276f67057c6274516e8a6c886c7088b4707cd978edf6ff00305c009faf69589d93e805ef47

  • memory/2204-23-0x0000000006060000-0x00000000060C6000-memory.dmp

    Filesize

    408KB

  • memory/2204-55-0x0000000007BC0000-0x0000000007BCA000-memory.dmp

    Filesize

    40KB

  • memory/2204-21-0x0000000075130000-0x00000000758E0000-memory.dmp

    Filesize

    7.7MB

  • memory/2204-64-0x0000000075130000-0x00000000758E0000-memory.dmp

    Filesize

    7.7MB

  • memory/2204-61-0x0000000007E70000-0x0000000007E78000-memory.dmp

    Filesize

    32KB

  • memory/2204-60-0x0000000007E90000-0x0000000007EAA000-memory.dmp

    Filesize

    104KB

  • memory/2204-59-0x0000000007D90000-0x0000000007DA4000-memory.dmp

    Filesize

    80KB

  • memory/2204-58-0x0000000007D80000-0x0000000007D8E000-memory.dmp

    Filesize

    56KB

  • memory/2204-57-0x0000000007D50000-0x0000000007D61000-memory.dmp

    Filesize

    68KB

  • memory/2204-15-0x0000000005280000-0x00000000052B6000-memory.dmp

    Filesize

    216KB

  • memory/2204-16-0x0000000005A30000-0x0000000006058000-memory.dmp

    Filesize

    6.2MB

  • memory/2204-56-0x0000000007DD0000-0x0000000007E66000-memory.dmp

    Filesize

    600KB

  • memory/2204-19-0x0000000075130000-0x00000000758E0000-memory.dmp

    Filesize

    7.7MB

  • memory/2204-17-0x0000000075130000-0x00000000758E0000-memory.dmp

    Filesize

    7.7MB

  • memory/2204-54-0x0000000007B50000-0x0000000007B6A000-memory.dmp

    Filesize

    104KB

  • memory/2204-24-0x00000000061D0000-0x0000000006236000-memory.dmp

    Filesize

    408KB

  • memory/2204-53-0x0000000008190000-0x000000000880A000-memory.dmp

    Filesize

    6.5MB

  • memory/2204-52-0x0000000007820000-0x00000000078C3000-memory.dmp

    Filesize

    652KB

  • memory/2204-51-0x0000000006E60000-0x0000000006E7E000-memory.dmp

    Filesize

    120KB

  • memory/2204-33-0x0000000006240000-0x0000000006594000-memory.dmp

    Filesize

    3.3MB

  • memory/2204-40-0x0000000006DF0000-0x0000000006E22000-memory.dmp

    Filesize

    200KB

  • memory/2204-22-0x0000000005860000-0x0000000005882000-memory.dmp

    Filesize

    136KB

  • memory/2204-41-0x00000000759B0000-0x00000000759FC000-memory.dmp

    Filesize

    304KB

  • memory/2204-38-0x0000000006830000-0x000000000684E000-memory.dmp

    Filesize

    120KB

  • memory/2204-39-0x0000000006DA0000-0x0000000006DEC000-memory.dmp

    Filesize

    304KB

  • memory/5084-20-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/5084-67-0x0000000006D20000-0x0000000006EE2000-memory.dmp

    Filesize

    1.8MB

  • memory/5084-66-0x0000000006B00000-0x0000000006B50000-memory.dmp

    Filesize

    320KB

  • memory/5084-65-0x0000000075130000-0x00000000758E0000-memory.dmp

    Filesize

    7.7MB

  • memory/5084-26-0x0000000075130000-0x00000000758E0000-memory.dmp

    Filesize

    7.7MB

  • memory/5696-9-0x0000000075130000-0x00000000758E0000-memory.dmp

    Filesize

    7.7MB

  • memory/5696-0-0x000000007513E000-0x000000007513F000-memory.dmp

    Filesize

    4KB

  • memory/5696-4-0x0000000003580000-0x000000000358A000-memory.dmp

    Filesize

    40KB

  • memory/5696-2-0x0000000005F90000-0x0000000006534000-memory.dmp

    Filesize

    5.6MB

  • memory/5696-10-0x0000000006D50000-0x0000000006DBC000-memory.dmp

    Filesize

    432KB

  • memory/5696-8-0x000000007513E000-0x000000007513F000-memory.dmp

    Filesize

    4KB

  • memory/5696-7-0x0000000005E70000-0x0000000005E88000-memory.dmp

    Filesize

    96KB

  • memory/5696-6-0x0000000005C20000-0x0000000005CBC000-memory.dmp

    Filesize

    624KB

  • memory/5696-5-0x0000000075130000-0x00000000758E0000-memory.dmp

    Filesize

    7.7MB

  • memory/5696-27-0x0000000075130000-0x00000000758E0000-memory.dmp

    Filesize

    7.7MB

  • memory/5696-1-0x0000000000F30000-0x0000000000FC8000-memory.dmp

    Filesize

    608KB

  • memory/5696-3-0x00000000059E0000-0x0000000005A72000-memory.dmp

    Filesize

    584KB