Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    11-05-2024 01:39

General

  • Target

    90dd02313886725b3ad19eaa0780f7189d49e8d1a334e51e5432027e2326c14f.exe

  • Size

    1.3MB

  • MD5

    38995914b9924395a93a8fa7231af63b

  • SHA1

    97c47123d2c5e2312672b9e06e9502bc68ce7686

  • SHA256

    90dd02313886725b3ad19eaa0780f7189d49e8d1a334e51e5432027e2326c14f

  • SHA512

    ecaf4c2453b036c355ff7faded8addf5b8c9532e331cb0242519a7c1c363869a59aeb915010a02b426e9c5bf5c713ddf39bba8926640793762296681472b3743

  • SSDEEP

    24576:0xlH0Rs/5AT8v+/pOwZOPdM5A/F+XQU664vPu4imnT8grEzQthOjLNui8FOPSKFz:MlH0Rs/GTgwZOPaOFH5thOjLNui8FOPv

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 6 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 6 IoCs
  • Detects executables using Telegram Chat Bot 6 IoCs
  • Detects executables with potential process hoocking 6 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • 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 2 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
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\90dd02313886725b3ad19eaa0780f7189d49e8d1a334e51e5432027e2326c14f.exe
    "C:\Users\Admin\AppData\Local\Temp\90dd02313886725b3ad19eaa0780f7189d49e8d1a334e51e5432027e2326c14f.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2068
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
      "Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\90dd02313886725b3ad19eaa0780f7189d49e8d1a334e51e5432027e2326c14f.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skype.exe'
      2⤵
      • Drops startup file
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1656
    • C:\Users\Admin\AppData\Local\Temp\90dd02313886725b3ad19eaa0780f7189d49e8d1a334e51e5432027e2326c14f.exe
      "C:\Users\Admin\AppData\Local\Temp\90dd02313886725b3ad19eaa0780f7189d49e8d1a334e51e5432027e2326c14f.exe"
      2⤵
      • Executes dropped EXE
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2612

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\90dd02313886725b3ad19eaa0780f7189d49e8d1a334e51e5432027e2326c14f.exe

    Filesize

    1.3MB

    MD5

    38995914b9924395a93a8fa7231af63b

    SHA1

    97c47123d2c5e2312672b9e06e9502bc68ce7686

    SHA256

    90dd02313886725b3ad19eaa0780f7189d49e8d1a334e51e5432027e2326c14f

    SHA512

    ecaf4c2453b036c355ff7faded8addf5b8c9532e331cb0242519a7c1c363869a59aeb915010a02b426e9c5bf5c713ddf39bba8926640793762296681472b3743

  • memory/1656-5-0x000000006FD31000-0x000000006FD32000-memory.dmp

    Filesize

    4KB

  • memory/1656-7-0x000000006FD30000-0x00000000702DB000-memory.dmp

    Filesize

    5.7MB

  • memory/1656-6-0x000000006FD30000-0x00000000702DB000-memory.dmp

    Filesize

    5.7MB

  • memory/1656-9-0x000000006FD30000-0x00000000702DB000-memory.dmp

    Filesize

    5.7MB

  • memory/2068-0-0x00000000742AE000-0x00000000742AF000-memory.dmp

    Filesize

    4KB

  • memory/2068-1-0x00000000001B0000-0x000000000030E000-memory.dmp

    Filesize

    1.4MB

  • memory/2068-2-0x00000000049B0000-0x0000000004A5A000-memory.dmp

    Filesize

    680KB

  • memory/2068-10-0x00000000020F0000-0x0000000002130000-memory.dmp

    Filesize

    256KB

  • memory/2068-11-0x0000000000390000-0x0000000000398000-memory.dmp

    Filesize

    32KB

  • memory/2612-13-0x00000000000C0000-0x000000000013C000-memory.dmp

    Filesize

    496KB

  • memory/2612-25-0x00000000000C0000-0x000000000013C000-memory.dmp

    Filesize

    496KB

  • memory/2612-21-0x00000000000C0000-0x000000000013C000-memory.dmp

    Filesize

    496KB

  • memory/2612-20-0x00000000000C0000-0x000000000013C000-memory.dmp

    Filesize

    496KB

  • memory/2612-29-0x00000000000C0000-0x000000000013C000-memory.dmp

    Filesize

    496KB

  • memory/2612-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2612-16-0x00000000000C0000-0x000000000013C000-memory.dmp

    Filesize

    496KB

  • memory/2612-15-0x00000000000C0000-0x000000000013C000-memory.dmp

    Filesize

    496KB

  • memory/2612-14-0x00000000000C0000-0x000000000013C000-memory.dmp

    Filesize

    496KB

  • memory/2612-30-0x0000000000690000-0x000000000069A000-memory.dmp

    Filesize

    40KB

  • memory/2612-31-0x0000000002200000-0x0000000002266000-memory.dmp

    Filesize

    408KB