stormkitty | d633cf3249a08f878a33ef419131e8affd85600923170109317906cefeb1e62f

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
06-08-2024 02:46

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Discord-Raid-Tool-Box-main/PussyKiller.exe
Size

74KB
MD5

7acd7ca811c678a92d62d556cae858dc
SHA1

b05d0fd47d2d905234db53614f725e3744c93b3e
SHA256

736f8b467d09e4805d336c56b49ec183355dc433e04b93904d2e8d5876d5b9de
SHA512

24fe70950fc092d9de383f5c80c70bdc4bd5e342b927e2fb495752e0036c3d2eb0547f60467ef5019a686fffd2f8057105d13dd566172f9438ffe4434748166b
SSDEEP

1536:rNtW7bvrmSbUMiuidaw6v3ZfXR6/A8Id0FWGV09auvIUxjFxtbm:rzTyXRKA8Iwg9auvIUhFxty

Score

10^/10

stormkitty persistence stealer

Malware Config

Signatures

Contains code to disable Windows Defender 1 IoCs

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

Processes:

resource	yara_rule
behavioral1/memory/2996-1-0x0000000000900000-0x0000000000918000-memory.dmp	disable_win_def

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

StormKitty payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2996-1-0x0000000000900000-0x0000000000918000-memory.dmp	family_stormkitty

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

PussyKiller.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Windows\CurrentVersion\Run\nvidiaDValueOn = "C:\\Users\\Admin\\AppData\\Local\\NVIDIA Local Drivers\\DriversUpdateProcess_x64.exe"	PussyKiller.exe

Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

4 checkip.dyndns.org
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

PussyKiller.exe

description pid process

Token: SeDebugPrivilege 2996 PussyKiller.exe

flow	ioc
4	checkip.dyndns.org

description	pid	process
Token: SeDebugPrivilege	2996	PussyKiller.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

PussyKiller.exe

description	pid	process	target process
PID 2996 wrote to memory of 1324	2996	PussyKiller.exe	WerFault.exe
PID 2996 wrote to memory of 1324	2996	PussyKiller.exe	WerFault.exe
PID 2996 wrote to memory of 1324	2996	PussyKiller.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\Discord-Raid-Tool-Box-main\PussyKiller.exe
"C:\Users\Admin\AppData\Local\Temp\Discord-Raid-Tool-Box-main\PussyKiller.exe"
1⤵
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2996
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 2996 -s 1008
  2⤵
  PID:1324

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2996-0-0x000007FEF54A3000-0x000007FEF54A4000-memory.dmp

Filesize
4KB

Download
memory/2996-1-0x0000000000900000-0x0000000000918000-memory.dmp

Filesize
96KB

Download
memory/2996-2-0x000007FEF54A0000-0x000007FEF5E8C000-memory.dmp

Filesize
9.9MB

Download
memory/2996-5-0x000007FEF54A3000-0x000007FEF54A4000-memory.dmp

Filesize
4KB

Download
memory/2996-6-0x000007FEF54A0000-0x000007FEF5E8C000-memory.dmp

Filesize
9.9MB

Download