Analysis

  • max time kernel
    120s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-07-2024 03:11

General

  • Target

    PussyKiller.exe

  • Size

    74KB

  • MD5

    7acd7ca811c678a92d62d556cae858dc

  • SHA1

    b05d0fd47d2d905234db53614f725e3744c93b3e

  • SHA256

    736f8b467d09e4805d336c56b49ec183355dc433e04b93904d2e8d5876d5b9de

  • SHA512

    24fe70950fc092d9de383f5c80c70bdc4bd5e342b927e2fb495752e0036c3d2eb0547f60467ef5019a686fffd2f8057105d13dd566172f9438ffe4434748166b

  • SSDEEP

    1536:rNtW7bvrmSbUMiuidaw6v3ZfXR6/A8Id0FWGV09auvIUxjFxtbm:rzTyXRKA8Iwg9auvIUhFxty

Malware Config

Signatures

  • Contains code to disable Windows Defender 2 IoCs

    A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

  • StormKitty

    StormKitty is an open source info stealer written in C#.

  • StormKitty payload 2 IoCs
  • Adds Run key to start application 2 TTPs 1 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.

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 41 IoCs
  • Suspicious use of SendNotifyMessage 41 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PussyKiller.exe
    "C:\Users\Admin\AppData\Local\Temp\PussyKiller.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    PID:3208
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /4
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1376

Network

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\NVIDIA Local Drivers\DriversUpdateProcess_x64.exe
    Filesize

    74KB

    MD5

    7acd7ca811c678a92d62d556cae858dc

    SHA1

    b05d0fd47d2d905234db53614f725e3744c93b3e

    SHA256

    736f8b467d09e4805d336c56b49ec183355dc433e04b93904d2e8d5876d5b9de

    SHA512

    24fe70950fc092d9de383f5c80c70bdc4bd5e342b927e2fb495752e0036c3d2eb0547f60467ef5019a686fffd2f8057105d13dd566172f9438ffe4434748166b

  • memory/1376-17-0x0000020A62BA0000-0x0000020A62BA1000-memory.dmp
    Filesize

    4KB

  • memory/1376-18-0x0000020A62BA0000-0x0000020A62BA1000-memory.dmp
    Filesize

    4KB

  • memory/1376-12-0x0000020A62BA0000-0x0000020A62BA1000-memory.dmp
    Filesize

    4KB

  • memory/1376-6-0x0000020A62BA0000-0x0000020A62BA1000-memory.dmp
    Filesize

    4KB

  • memory/1376-7-0x0000020A62BA0000-0x0000020A62BA1000-memory.dmp
    Filesize

    4KB

  • memory/1376-8-0x0000020A62BA0000-0x0000020A62BA1000-memory.dmp
    Filesize

    4KB

  • memory/1376-14-0x0000020A62BA0000-0x0000020A62BA1000-memory.dmp
    Filesize

    4KB

  • memory/1376-13-0x0000020A62BA0000-0x0000020A62BA1000-memory.dmp
    Filesize

    4KB

  • memory/1376-15-0x0000020A62BA0000-0x0000020A62BA1000-memory.dmp
    Filesize

    4KB

  • memory/1376-16-0x0000020A62BA0000-0x0000020A62BA1000-memory.dmp
    Filesize

    4KB

  • memory/3208-1-0x0000000000BF0000-0x0000000000C08000-memory.dmp
    Filesize

    96KB

  • memory/3208-2-0x00007FF8E66B0000-0x00007FF8E7171000-memory.dmp
    Filesize

    10.8MB

  • memory/3208-5-0x00007FF8E66B0000-0x00007FF8E7171000-memory.dmp
    Filesize

    10.8MB

  • memory/3208-0-0x00007FF8E66B3000-0x00007FF8E66B5000-memory.dmp
    Filesize

    8KB