stormkitty | 32a4fdff92977f44145ef9a521d6eccdf1eb01ba3db83314fc97cc61fe90d0fd

Analysis

max time kernel
150s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
02-05-2023 11:35

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

1180-58-0x0000000000400000-0x0000000000421000-memory.exe
Size

132KB
MD5

d0638bef0497793e70152a8a331e507d
SHA1

8c85b331ae199dc779ab0ee67dfa4573088a24b0
SHA256

32a4fdff92977f44145ef9a521d6eccdf1eb01ba3db83314fc97cc61fe90d0fd
SHA512

b91cb5a14fe2a0dbcef8fc4254dc4eb2f4e3c7364e840c105280a75548d83683e420073ca5958e71743a8a76ac14cb0f0a8f2cc52e9176daf40e457465477c5d
SSDEEP

1536:b/Zws3kTnvzbhNBPmxue2SRQg0dkEwiqoVioi6VUcUU1jx9c:rZTkLfhjFSiO3ocKMU1jj

Score

10^/10

stormkitty collection stealer

Malware Config

Signatures

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

StormKitty payload 1 IoCs

resource	yara_rule
behavioral2/memory/4632-135-0x0000000000DB0000-0x0000000000DCA000-memory.dmp	family_stormkitty

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.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.

flow	ioc
17	icanhazip.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1428 set thread context of 4632	1428	1180-58-0x0000000000400000-0x0000000000421000-memory.exe	83

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	AppLaunch.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	AppLaunch.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4632	AppLaunch.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1428	1180-58-0x0000000000400000-0x0000000000421000-memory.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1428 wrote to memory of 4632	1428	1180-58-0x0000000000400000-0x0000000000421000-memory.exe	83
PID 1428 wrote to memory of 4632	1428	1180-58-0x0000000000400000-0x0000000000421000-memory.exe	83
PID 1428 wrote to memory of 4632	1428	1180-58-0x0000000000400000-0x0000000000421000-memory.exe	83
PID 1428 wrote to memory of 4632	1428	1180-58-0x0000000000400000-0x0000000000421000-memory.exe	83
PID 1428 wrote to memory of 4632	1428	1180-58-0x0000000000400000-0x0000000000421000-memory.exe	83

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AppLaunch.exe

C:\Users\Admin\AppData\Local\Temp\1180-58-0x0000000000400000-0x0000000000421000-memory.exe
"C:\Users\Admin\AppData\Local\Temp\1180-58-0x0000000000400000-0x0000000000421000-memory.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1428
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  2⤵
  - Accesses Microsoft Outlook profiles
  - Checks processor information in registry
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4632

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/4632-135-0x0000000000DB0000-0x0000000000DCA000-memory.dmp

Filesize
104KB

Download
memory/4632-136-0x0000000005630000-0x0000000005696000-memory.dmp

Filesize
408KB

Download
memory/4632-137-0x00000000057A0000-0x00000000057B0000-memory.dmp

Filesize
64KB

Download
memory/4632-138-0x0000000006110000-0x00000000061AC000-memory.dmp

Filesize
624KB

Download