stormkitty | d6df76fe71f608385bb7cf4e45687cff3e39a746ef160bb4332b9938b344d6bb | Triage

Analysis

max time kernel
42s
max time network
48s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
29-01-2023 17:30

Sharing

Report Analysis Logs

General

Target

d6df76fe71f608385bb7cf4e45687cff3e39a746ef160bb4332b9938b344d6bb.exe
Size

1.3MB
MD5

e16bc2f365ed3c906d77ce5cc4b2ef1d
SHA1

dd2bbc391610f865c3b9a37444785c9860e8304d
SHA256

d6df76fe71f608385bb7cf4e45687cff3e39a746ef160bb4332b9938b344d6bb
SHA512

4349e138c66168780de1031cef2028ff1e6f241de55ea4e71e46027e8af19f938fa19ad52b88bc1f0a343ce6912cc66e3eeac6f4f906995cca0459627a73b866
SSDEEP

24576:tewrB1O2DwUhJ3WrflUQI7XqTUlUnyKy0uysFyoy5PzMPpUsx8IsUD+Cp9sD2enY:MwN84J3Wr9UlzqAyC0uysUt5PzYUQxDh

Score

10^/10

stormkitty collection spyware stealer

Malware Config

Signatures

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

StormKitty payload 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2032-55-0x0000000001090000-0x00000000014B0000-memory.dmp	family_stormkitty
behavioral1/memory/2032-56-0x0000000001090000-0x00000000014B0000-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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

Email Collection

Processes:

d6df76fe71f608385bb7cf4e45687cff3e39a746ef160bb4332b9938b344d6bb.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d6df76fe71f608385bb7cf4e45687cff3e39a746ef160bb4332b9938b344d6bb.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d6df76fe71f608385bb7cf4e45687cff3e39a746ef160bb4332b9938b344d6bb.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d6df76fe71f608385bb7cf4e45687cff3e39a746ef160bb4332b9938b344d6bb.exe

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

3 api.ipify.org
4 api.ipify.org

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

d6df76fe71f608385bb7cf4e45687cff3e39a746ef160bb4332b9938b344d6bb.exe

pid	process
2032	d6df76fe71f608385bb7cf4e45687cff3e39a746ef160bb4332b9938b344d6bb.exe
2032	d6df76fe71f608385bb7cf4e45687cff3e39a746ef160bb4332b9938b344d6bb.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

d6df76fe71f608385bb7cf4e45687cff3e39a746ef160bb4332b9938b344d6bb.exe

pid	process
2032	d6df76fe71f608385bb7cf4e45687cff3e39a746ef160bb4332b9938b344d6bb.exe
2032	d6df76fe71f608385bb7cf4e45687cff3e39a746ef160bb4332b9938b344d6bb.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

d6df76fe71f608385bb7cf4e45687cff3e39a746ef160bb4332b9938b344d6bb.exe

description pid process

Token: SeDebugPrivilege 2032 d6df76fe71f608385bb7cf4e45687cff3e39a746ef160bb4332b9938b344d6bb.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

d6df76fe71f608385bb7cf4e45687cff3e39a746ef160bb4332b9938b344d6bb.exe

pid process

2032 d6df76fe71f608385bb7cf4e45687cff3e39a746ef160bb4332b9938b344d6bb.exe

outlook_office_path 1 IoCs

Processes:

d6df76fe71f608385bb7cf4e45687cff3e39a746ef160bb4332b9938b344d6bb.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d6df76fe71f608385bb7cf4e45687cff3e39a746ef160bb4332b9938b344d6bb.exe

outlook_win_path 1 IoCs

Processes:

d6df76fe71f608385bb7cf4e45687cff3e39a746ef160bb4332b9938b344d6bb.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d6df76fe71f608385bb7cf4e45687cff3e39a746ef160bb4332b9938b344d6bb.exe

C:\Users\Admin\AppData\Local\Temp\d6df76fe71f608385bb7cf4e45687cff3e39a746ef160bb4332b9938b344d6bb.exe
"C:\Users\Admin\AppData\Local\Temp\d6df76fe71f608385bb7cf4e45687cff3e39a746ef160bb4332b9938b344d6bb.exe"
1⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:2032

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2032-54-0x0000000075A71000-0x0000000075A73000-memory.dmp

Filesize
8KB

Download
memory/2032-55-0x0000000001090000-0x00000000014B0000-memory.dmp

Filesize
4.1MB

Download
memory/2032-56-0x0000000001090000-0x00000000014B0000-memory.dmp

Filesize
4.1MB

Download