stormkitty | 0e06e9585cc9db33ee999ca4de668ab64ef6e9fa928ae6541b2f1ec68ff09da8

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
31-07-2024 10:59

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General

Target

611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe
Size

280KB
MD5

284b061036a1e367e41c00235d1b5e6f
SHA1

f6277c4d7a39427e7c86a3f9040729d6b17aff65
SHA256

611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47
SHA512

21733f5d5953a07021536928842bce4be637235b7c1578fa0096c53a546614ecbc172f0e500fddf2611acd2dba94b13152fb1eff75efb0666342183c0f6627c6
SSDEEP

6144:x6DKNllJ4Uc/gqXKq8+RigIWU+Ydm0UAtXbe9bu:sDKNlAUcBaq8+RnWm0UA9b

Score

10^/10

stormkitty credential_access 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

Processes:

resource	yara_rule
behavioral23/memory/2368-1-0x0000000000B20000-0x0000000000B6C000-memory.dmp	family_stormkitty

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

2328 cmd.exe
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

pid	process
2328	cmd.exe

Drops desktop.ini file(s) 5 IoCs

Processes:

611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Logs\Граббер\DRIVE-C\Users\Admin\Pictures\desktop.ini	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe
File created	C:\Users\Admin\AppData\Roaming\Logs\Граббер\DRIVE-C\Users\Admin\Documents\desktop.ini	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe
File created	C:\Users\Admin\AppData\Roaming\Logs\Граббер\DRIVE-C\Users\Admin\Downloads\desktop.ini	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe
File created	C:\Users\Admin\AppData\Roaming\Logs\Граббер\DRIVE-C\Users\Admin\Desktop\desktop.ini	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Logs\Граббер\DRIVE-C\Users\Admin\Desktop\desktop.ini	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.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 icanhazip.com
Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

flow	ioc
4	icanhazip.com

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

Processes:

netsh.exenetsh.exe

description	ioc	process
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
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 14 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

Processes:

chcp.comcmd.execmd.exechcp.comnetsh.exefindstr.exenetsh.execmd.execmd.exechoice.exechoice.exe611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exechcp.comcmd.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chcp.com
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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	findstr.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	choice.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	choice.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chcp.com
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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

Processes:

cmd.exenetsh.exe

pid process

476 cmd.exe
352 netsh.exe

pid	process
476	cmd.exe
352	netsh.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

Processes:

611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe

pid	process
2368	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe
2368	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe
2368	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe
2368	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe
2368	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe

description pid process

Token: SeDebugPrivilege 2368 611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe

description	pid	process
Token: SeDebugPrivilege	2368	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe

Suspicious use of WriteProcessMemory 52 IoCs

Processes:

611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.execmd.execmd.execmd.execmd.execmd.exe

description	pid	process	target process
PID 2368 wrote to memory of 476	2368	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	cmd.exe
PID 2368 wrote to memory of 476	2368	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	cmd.exe
PID 2368 wrote to memory of 476	2368	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	cmd.exe
PID 2368 wrote to memory of 476	2368	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	cmd.exe
PID 476 wrote to memory of 1632	476	cmd.exe	chcp.com
PID 476 wrote to memory of 1632	476	cmd.exe	chcp.com
PID 476 wrote to memory of 1632	476	cmd.exe	chcp.com
PID 476 wrote to memory of 1632	476	cmd.exe	chcp.com
PID 476 wrote to memory of 352	476	cmd.exe	netsh.exe
PID 476 wrote to memory of 352	476	cmd.exe	netsh.exe
PID 476 wrote to memory of 352	476	cmd.exe	netsh.exe
PID 476 wrote to memory of 352	476	cmd.exe	netsh.exe
PID 476 wrote to memory of 2676	476	cmd.exe	findstr.exe
PID 476 wrote to memory of 2676	476	cmd.exe	findstr.exe
PID 476 wrote to memory of 2676	476	cmd.exe	findstr.exe
PID 476 wrote to memory of 2676	476	cmd.exe	findstr.exe
PID 2368 wrote to memory of 2168	2368	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	cmd.exe
PID 2368 wrote to memory of 2168	2368	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	cmd.exe
PID 2368 wrote to memory of 2168	2368	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	cmd.exe
PID 2368 wrote to memory of 2168	2368	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	cmd.exe
PID 2168 wrote to memory of 2868	2168	cmd.exe	chcp.com
PID 2168 wrote to memory of 2868	2168	cmd.exe	chcp.com
PID 2168 wrote to memory of 2868	2168	cmd.exe	chcp.com
PID 2168 wrote to memory of 2868	2168	cmd.exe	chcp.com
PID 2168 wrote to memory of 2696	2168	cmd.exe	netsh.exe
PID 2168 wrote to memory of 2696	2168	cmd.exe	netsh.exe
PID 2168 wrote to memory of 2696	2168	cmd.exe	netsh.exe
PID 2168 wrote to memory of 2696	2168	cmd.exe	netsh.exe
PID 2368 wrote to memory of 848	2368	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	cmd.exe
PID 2368 wrote to memory of 848	2368	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	cmd.exe
PID 2368 wrote to memory of 848	2368	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	cmd.exe
PID 2368 wrote to memory of 848	2368	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	cmd.exe
PID 848 wrote to memory of 1504	848	cmd.exe	chcp.com
PID 848 wrote to memory of 1504	848	cmd.exe	chcp.com
PID 848 wrote to memory of 1504	848	cmd.exe	chcp.com
PID 848 wrote to memory of 1504	848	cmd.exe	chcp.com
PID 2368 wrote to memory of 2480	2368	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	cmd.exe
PID 2368 wrote to memory of 2480	2368	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	cmd.exe
PID 2368 wrote to memory of 2480	2368	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	cmd.exe
PID 2368 wrote to memory of 2480	2368	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	cmd.exe
PID 2368 wrote to memory of 2328	2368	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	cmd.exe
PID 2368 wrote to memory of 2328	2368	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	cmd.exe
PID 2368 wrote to memory of 2328	2368	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	cmd.exe
PID 2368 wrote to memory of 2328	2368	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	cmd.exe
PID 2328 wrote to memory of 1972	2328	cmd.exe	choice.exe
PID 2328 wrote to memory of 1972	2328	cmd.exe	choice.exe
PID 2328 wrote to memory of 1972	2328	cmd.exe	choice.exe
PID 2328 wrote to memory of 1972	2328	cmd.exe	choice.exe
PID 2480 wrote to memory of 876	2480	cmd.exe	choice.exe
PID 2480 wrote to memory of 876	2480	cmd.exe	choice.exe
PID 2480 wrote to memory of 876	2480	cmd.exe	choice.exe
PID 2480 wrote to memory of 876	2480	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe
"C:\Users\Admin\AppData\Local\Temp\611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe"
1⤵
- Drops desktop.ini file(s)
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2368
- 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:476
- - C:\Windows\SysWOW64\chcp.com
    chcp 65001
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1632
- - 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:352
- - C:\Windows\SysWOW64\findstr.exe
    findstr All
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2676
- 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:2168
- - C:\Windows\SysWOW64\chcp.com
    chcp 65001
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2868
- - 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:2696
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Roaming\BatchSelf.bat" "
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:848
- - C:\Windows\SysWOW64\chcp.com
    chcp 1251
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1504
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 0 &Del 611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2480
- - C:\Windows\SysWOW64\choice.exe
    choice /C Y /N /D Y /T 0
    3⤵
    - System Location Discovery: System Language Discovery
    PID:876
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 1 &Del C:\Users\Admin\AppData\Local\Temp\611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2328
- - C:\Windows\SysWOW64\choice.exe
    choice /C Y /N /D Y /T 1
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1972

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

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpD879.tmp.dat

Filesize
148KB

MD5
90a1d4b55edf36fa8b4cc6974ed7d4c4

SHA1
aba1b8d0e05421e7df5982899f626211c3c4b5c1

SHA256
7cf3e9e8619904e72ea6608cc43e9b6c9f8aa2af02476f60c2b3daf33075981c

SHA512
ea0838be754e1258c230111900c5937d2b0788f90bbf7c5f82b2ceda7868e50afb86c301f313267eaa912778da45755560b5434885521bf915967a7863922ae2

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD87B.tmp.dat

Filesize
92KB

MD5
de7d702f13db499233da2c87959d7696

SHA1
8d51283dc6b41cae89ac01928cd0460604ff1d3e

SHA256
78e689d13f1ff71daeb36634831fa7457a8c90ea465a3e342aef921d8ca82b34

SHA512
a57e198ff5e32453ac99d6aefb5ab71f9cb4c80006f2a75d3c3e0ef28a0ca00f387110788edc1df1e0a7ab9a2503571e82749e51acf7c67e654a586503754045

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD890.tmp.dat

Filesize
46KB

MD5
02d2c46697e3714e49f46b680b9a6b83

SHA1
84f98b56d49f01e9b6b76a4e21accf64fd319140

SHA256
522cad95d3fa6ebb3274709b8d09bbb1ca37389d0a924cd29e934a75aa04c6c9

SHA512
60348a145bfc71b1e07cb35fa79ab5ff472a3d0a557741ea2d39b3772bc395b86e261bd616f65307ae0d997294e49b5548d32f11e86ef3e2704959ca63da8aac

Download Submit
C:\Users\Admin\AppData\Roaming\BatchSelf.bat

Filesize
203B

MD5
e05094a14667b08fed8702b98f758cde

SHA1
aaee5ab68c283718fab10bc2f729abc4e34545b2

SHA256
25d837fb18794858fc5a0ddc1ae536faae69db5f70ffed38ae1227e14e56393b

SHA512
1348c9815069c559d12c27e06c1132fb8ee201d8715f787c487e1c0f3f5f9fddef28417da8fd269996851a8d6e41e7ff11a4c3cb9a623003390aa7b8f85d6c28

Download Submit
C:\Users\Admin\AppData\Roaming\Logs\Граббер\DRIVE-C\Users\Admin\Desktop\NewUninstall.xlsx

Filesize
14KB

MD5
fc0d52910a9fb15c7fd6f35643668699

SHA1
ad8f40ff6c5ef361aa2e268ed399c0e51c06c0a3

SHA256
26e61a86309671002f59e56eec9646a168ea6f117b3733f6d08bc17d5109d370

SHA512
f4c23d9af30467d60a4fecfee2c5003ed0ec14c02d53a18764a66a5e28c01308fe6b8fae5faec76ffefc24eb3dc3747e9e74c079e5e9d25724776f551df57513

Download Submit
memory/2368-0-0x00000000746FE000-0x00000000746FF000-memory.dmp

Filesize
4KB

Download
memory/2368-1-0x0000000000B20000-0x0000000000B6C000-memory.dmp

Filesize
304KB

Download
memory/2368-2-0x00000000746F0000-0x0000000074DDE000-memory.dmp

Filesize
6.9MB

Download
memory/2368-83-0x00000000746F0000-0x0000000074DDE000-memory.dmp

Filesize
6.9MB

Download
memory/2368-114-0x0000000000AC0000-0x0000000000AF0000-memory.dmp

Filesize
192KB

Download
memory/2368-192-0x00000000746F0000-0x0000000074DDE000-memory.dmp

Filesize
6.9MB

Download