stormkitty | 06fa7e3221aa6f67eeefa8b807a6abb0b4c385d7eb61434ccec55ad2a5d3a1dd

Analysis

max time kernel
449s
max time network
454s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
05-05-2024 13:20

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General

Target

BlitzedGrabberV12/Resources/ww.exe
Size

59KB
MD5

21d2cd5e50a4fea2868725cbf2bd43dd
SHA1

2eede1b89427f9cf5b9c144f9ab2cac79439e029
SHA256

809236959232884def77d8da2aa283a8ad4c77824932cd06a4188a21a6581bc3
SHA512

1eacde6ef8c47fe8f6b1d6b8479453fbddd4531fb4dc3bec83eaaa261b5ae3ed963c6d862b4e92862aefa4bc069c5a190390df6edfdfded69e0778651c1bfca8
SSDEEP

768:bv8q4lFep7sfOCROyzDxEQK76Yt5Qb7jTIajt9K0fZOv11yL6N9gE5WHpGV:Dt4lffROyzECZ41yLg9gEgJS

Score

10^/10

stormkitty spyware stealer

Malware Config

Signatures

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

StormKitty payload 1 IoCs

Processes:

resource	yara_rule
behavioral12/memory/3004-1-0x0000000000A30000-0x0000000000A46000-memory.dmp	family_stormkitty

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Legitimate hosting services abused for malware hosting/C2 1 TTPs 5 IoCs

Web Service
T1102

Processes:

flow ioc

23 discord.com
29 discord.com
33 discord.com
34 discord.com
22 discord.com
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

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

Processes:

ww.exe

description pid process

Token: SeDebugPrivilege 3004 ww.exe

flow	ioc
23	discord.com
29	discord.com
33	discord.com
34	discord.com
22	discord.com

flow	ioc
16	checkip.dyndns.org

description	pid	process
Token: SeDebugPrivilege	3004	ww.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

ww.execmd.execmd.exe

description	pid	process	target process
PID 3004 wrote to memory of 1924	3004	ww.exe	cmd.exe
PID 3004 wrote to memory of 1924	3004	ww.exe	cmd.exe
PID 1924 wrote to memory of 1496	1924	cmd.exe	chcp.com
PID 1924 wrote to memory of 1496	1924	cmd.exe	chcp.com
PID 1924 wrote to memory of 3056	1924	cmd.exe	netsh.exe
PID 1924 wrote to memory of 3056	1924	cmd.exe	netsh.exe
PID 1924 wrote to memory of 920	1924	cmd.exe	findstr.exe
PID 1924 wrote to memory of 920	1924	cmd.exe	findstr.exe
PID 3004 wrote to memory of 1900	3004	ww.exe	cmd.exe
PID 3004 wrote to memory of 1900	3004	ww.exe	cmd.exe
PID 1900 wrote to memory of 1512	1900	cmd.exe	chcp.com
PID 1900 wrote to memory of 1512	1900	cmd.exe	chcp.com
PID 1900 wrote to memory of 4696	1900	cmd.exe	netsh.exe
PID 1900 wrote to memory of 4696	1900	cmd.exe	netsh.exe
PID 1900 wrote to memory of 832	1900	cmd.exe	findstr.exe
PID 1900 wrote to memory of 832	1900	cmd.exe	findstr.exe

C:\Users\Admin\AppData\Local\Temp\BlitzedGrabberV12\Resources\ww.exe
"C:\Users\Admin\AppData\Local\Temp\BlitzedGrabberV12\Resources\ww.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3004

C:\Windows\SYSTEM32\cmd.exe
"cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All
2⤵
- Suspicious use of WriteProcessMemory
PID:1924

C:\Windows\system32\chcp.com
chcp 65001
3⤵
PID:1496

C:\Windows\system32\netsh.exe
netsh wlan show profile
3⤵
PID:3056

C:\Windows\system32\findstr.exe
findstr All
3⤵
PID:920

C:\Windows\SYSTEM32\cmd.exe
"cmd.exe" /C chcp 65001 && netsh wlan show profile name=65001 key=clear | findstr Key
2⤵
- Suspicious use of WriteProcessMemory
PID:1900

C:\Windows\system32\chcp.com
chcp 65001
3⤵
PID:1512

C:\Windows\system32\netsh.exe
netsh wlan show profile name=65001 key=clear
3⤵
PID:4696

C:\Windows\system32\findstr.exe
findstr Key
3⤵
PID:832

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Web Service

T1102

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\passwords.txt
Filesize
1B

MD5
68b329da9893e34099c7d8ad5cb9c940

SHA1
adc83b19e793491b1c6ea0fd8b46cd9f32e592fc

SHA256
01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b

SHA512
be688838ca8686e5c90689bf2ab585cef1137c999b48c70b92f67a5c34dc15697b5d11c982ed6d71be1e1e7f7b4e0733884aa97c3f7a339a8ed03577cf74be09

Download Submit
memory/3004-1-0x0000000000A30000-0x0000000000A46000-memory.dmp

Filesize
88KB

Download
memory/3004-0-0x00007FFBB1833000-0x00007FFBB1835000-memory.dmp

Filesize
8KB

Download
memory/3004-2-0x0000000002B80000-0x0000000002B8A000-memory.dmp

Filesize
40KB

Download
memory/3004-3-0x0000000002BB0000-0x0000000002BCA000-memory.dmp

Filesize
104KB

Download
memory/3004-4-0x00007FFBB1830000-0x00007FFBB22F1000-memory.dmp

Filesize
10.8MB

Download
memory/3004-26-0x000000001D880000-0x000000001D892000-memory.dmp

Filesize
72KB

Download
memory/3004-27-0x000000001D8E0000-0x000000001D91C000-memory.dmp

Filesize
240KB

Download
memory/3004-29-0x00007FFBB1830000-0x00007FFBB22F1000-memory.dmp

Filesize
10.8MB

Download