stormkitty | 5656064ae4d3c302be4f376131bce57fa83ba30e94c329f33adb91836d7f4bf8

Analysis

max time kernel
101s
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
22/03/2025, 06:25

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General

Target

34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe
Size

211KB
MD5

dfc95dfdc917270aedadb22238d7cae8
SHA1

91c80164d7411805c86fa014536fb7d74cab616d
SHA256

34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9
SHA512

fd97d703d4d57f5bfb38426fec2d343234258c5c8c5559662d6917a8770a7001b8011cfae812cc7aa9ccc5947d4b37db610f459ec58d7602ef55884334e79745
SSDEEP

3072:Zp8Lc70UkL/JHt6RpkBzEhE0faKQAc7lGZPHb/5FVuBJ+U53TXbYwEKXFR:ILTr5t6Rpk8E0CZSb1gpEKX

Score

10^/10

stormkitty collection discovery persistence privilege_escalation spyware stealer

Malware Config

Signatures

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

StormKitty payload 1 IoCs

resource	yara_rule
behavioral26/memory/1184-1-0x0000000000200000-0x000000000023C000-memory.dmp	family_stormkitty

Stormkitty family
stormkitty
Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-308834014-1004923324-1191300197-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe
Key opened	\REGISTRY\USER\S-1-5-21-308834014-1004923324-1191300197-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe
Key opened	\REGISTRY\USER\S-1-5-21-308834014-1004923324-1191300197-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
7	ipinfo.io
8	ipinfo.io

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Event Triggered Execution: Netsh Helper DLL 1 TTPs 6 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4800	1184	WerFault.exe	85

System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chcp.com
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chcp.com
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	findstr.exe

System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 2 IoCs

Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

discovery

Wi-Fi Discovery

T1016.002

pid	Process
4860	netsh.exe
1516	cmd.exe

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1184	34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe
1184	34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1184	34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1184 wrote to memory of 1516	1184	34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe	87
PID 1184 wrote to memory of 1516	1184	34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe	87
PID 1184 wrote to memory of 1516	1184	34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe	87
PID 1516 wrote to memory of 4604	1516	cmd.exe	90
PID 1516 wrote to memory of 4604	1516	cmd.exe	90
PID 1516 wrote to memory of 4604	1516	cmd.exe	90
PID 1516 wrote to memory of 4860	1516	cmd.exe	91
PID 1516 wrote to memory of 4860	1516	cmd.exe	91
PID 1516 wrote to memory of 4860	1516	cmd.exe	91
PID 1516 wrote to memory of 5092	1516	cmd.exe	92
PID 1516 wrote to memory of 5092	1516	cmd.exe	92
PID 1516 wrote to memory of 5092	1516	cmd.exe	92
PID 1184 wrote to memory of 3576	1184	34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe	96
PID 1184 wrote to memory of 3576	1184	34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe	96
PID 1184 wrote to memory of 3576	1184	34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe	96
PID 3576 wrote to memory of 5704	3576	cmd.exe	98
PID 3576 wrote to memory of 5704	3576	cmd.exe	98
PID 3576 wrote to memory of 5704	3576	cmd.exe	98
PID 3576 wrote to memory of 5868	3576	cmd.exe	99
PID 3576 wrote to memory of 5868	3576	cmd.exe	99
PID 3576 wrote to memory of 5868	3576	cmd.exe	99

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-308834014-1004923324-1191300197-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-308834014-1004923324-1191300197-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe

C:\Users\Admin\AppData\Local\Temp\34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe
"C:\Users\Admin\AppData\Local\Temp\34f76de8267d9a91d17434be5e65ffd3cc33a92188faa235c895b63e154356a9.exe"
1⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1184
- C:\Windows\SysWOW64\cmd.exe
  "cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Wi-Fi Discovery
  - Suspicious use of WriteProcessMemory
  PID:1516
- - C:\Windows\SysWOW64\chcp.com
    chcp 65001
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4604
- - C:\Windows\SysWOW64\netsh.exe
    netsh wlan show profile
    3⤵
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Wi-Fi Discovery
    PID:4860
- - C:\Windows\SysWOW64\findstr.exe
    findstr All
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5092
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1184 -s 2440
  2⤵
  - Program crash
  PID:4800
- C:\Windows\SysWOW64\cmd.exe
  "cmd.exe" /C chcp 65001 && netsh wlan show networks mode=bssid
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3576
- - C:\Windows\SysWOW64\chcp.com
    chcp 65001
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5704
- - C:\Windows\SysWOW64\netsh.exe
    netsh wlan show networks mode=bssid
    3⤵
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:5868

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1184 -ip 1184
1⤵
PID:1836

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Wi-Fi Discovery

T1016.002

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/1184-0-0x00000000750AE000-0x00000000750AF000-memory.dmp

Filesize
4KB

Download
memory/1184-1-0x0000000000200000-0x000000000023C000-memory.dmp

Filesize
240KB

Download
memory/1184-2-0x0000000004B50000-0x0000000004B62000-memory.dmp

Filesize
72KB

Download
memory/1184-3-0x0000000004D40000-0x0000000004F02000-memory.dmp

Filesize
1.8MB

Download
memory/1184-4-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/1184-5-0x0000000005CC0000-0x00000000061EC000-memory.dmp

Filesize
5.2MB

Download
memory/1184-6-0x0000000006660000-0x00000000066C6000-memory.dmp

Filesize
408KB

Download
memory/1184-7-0x00000000068B0000-0x0000000006942000-memory.dmp

Filesize
584KB

Download
memory/1184-47-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download