stormkitty | 0e06e9585cc9db33ee999ca4de668ab64ef6e9fa928ae6541b2f1ec68ff09da8

max time kernel
1563s
max time network
1567s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04-10-2024 16:44

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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 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
behavioral23/memory/1900-1-0x0000000000860000-0x00000000008AC000-memory.dmp	family_stormkitty

Deletes itself 1 IoCs

pid	Process
544	cmd.exe

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

Drops desktop.ini file(s) 5 IoCs

description	ioc	Process
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
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

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
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

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 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

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

pid	Process
2376	cmd.exe
1752	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

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

pid	Process
1900	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe
1900	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe
1900	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe
1900	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe
1900	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1900	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe

Suspicious use of WriteProcessMemory 52 IoCs

description	pid	Process	procid_target
PID 1900 wrote to memory of 2376	1900	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	32
PID 1900 wrote to memory of 2376	1900	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	32
PID 1900 wrote to memory of 2376	1900	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	32
PID 1900 wrote to memory of 2376	1900	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	32
PID 2376 wrote to memory of 1120	2376	cmd.exe	34
PID 2376 wrote to memory of 1120	2376	cmd.exe	34
PID 2376 wrote to memory of 1120	2376	cmd.exe	34
PID 2376 wrote to memory of 1120	2376	cmd.exe	34
PID 2376 wrote to memory of 1752	2376	cmd.exe	35
PID 2376 wrote to memory of 1752	2376	cmd.exe	35
PID 2376 wrote to memory of 1752	2376	cmd.exe	35
PID 2376 wrote to memory of 1752	2376	cmd.exe	35
PID 2376 wrote to memory of 2180	2376	cmd.exe	36
PID 2376 wrote to memory of 2180	2376	cmd.exe	36
PID 2376 wrote to memory of 2180	2376	cmd.exe	36
PID 2376 wrote to memory of 2180	2376	cmd.exe	36
PID 1900 wrote to memory of 2292	1900	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	37
PID 1900 wrote to memory of 2292	1900	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	37
PID 1900 wrote to memory of 2292	1900	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	37
PID 1900 wrote to memory of 2292	1900	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	37
PID 2292 wrote to memory of 2928	2292	cmd.exe	39
PID 2292 wrote to memory of 2928	2292	cmd.exe	39
PID 2292 wrote to memory of 2928	2292	cmd.exe	39
PID 2292 wrote to memory of 2928	2292	cmd.exe	39
PID 2292 wrote to memory of 1576	2292	cmd.exe	40
PID 2292 wrote to memory of 1576	2292	cmd.exe	40
PID 2292 wrote to memory of 1576	2292	cmd.exe	40
PID 2292 wrote to memory of 1576	2292	cmd.exe	40
PID 1900 wrote to memory of 716	1900	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	41
PID 1900 wrote to memory of 716	1900	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	41
PID 1900 wrote to memory of 716	1900	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	41
PID 1900 wrote to memory of 716	1900	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	41
PID 716 wrote to memory of 1648	716	cmd.exe	43
PID 716 wrote to memory of 1648	716	cmd.exe	43
PID 716 wrote to memory of 1648	716	cmd.exe	43
PID 716 wrote to memory of 1648	716	cmd.exe	43
PID 1900 wrote to memory of 2992	1900	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	44
PID 1900 wrote to memory of 2992	1900	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	44
PID 1900 wrote to memory of 2992	1900	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	44
PID 1900 wrote to memory of 2992	1900	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	44
PID 1900 wrote to memory of 544	1900	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	45
PID 1900 wrote to memory of 544	1900	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	45
PID 1900 wrote to memory of 544	1900	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	45
PID 1900 wrote to memory of 544	1900	611cf2be6752c173be1328ea47cc8ea736bc3bda9030da617390b23afa955b47.exe	45
PID 2992 wrote to memory of 2544	2992	cmd.exe	49
PID 2992 wrote to memory of 2544	2992	cmd.exe	49
PID 2992 wrote to memory of 2544	2992	cmd.exe	49
PID 2992 wrote to memory of 2544	2992	cmd.exe	49
PID 544 wrote to memory of 280	544	cmd.exe	48
PID 544 wrote to memory of 280	544	cmd.exe	48
PID 544 wrote to memory of 280	544	cmd.exe	48
PID 544 wrote to memory of 280	544	cmd.exe	48

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:1900
- 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:2376
- - C:\Windows\SysWOW64\chcp.com
    chcp 65001
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1120
- - 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:1752
- - C:\Windows\SysWOW64\findstr.exe
    findstr All
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2180
- 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:2292
- - C:\Windows\SysWOW64\chcp.com
    chcp 65001
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2928
- - 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:1576
- 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:716
- - C:\Windows\SysWOW64\chcp.com
    chcp 1251
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1648
- 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:2992
- - C:\Windows\SysWOW64\choice.exe
    choice /C Y /N /D Y /T 0
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2544
- 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:544
- - C:\Windows\SysWOW64\choice.exe
    choice /C Y /N /D Y /T 1
    3⤵
    - System Location Discovery: System Language Discovery
    PID:280

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\tmpCEC9.tmp.dat

Filesize
92KB

MD5
0040f587d31c3c0be57da029997f9978

SHA1
d4729f8ed094797bd54ea8a9987aaa7058e7eaa2

SHA256
a285e3bc24d218869afd114c236f0aafebeba96d4105ddd379ae31f03b26079b

SHA512
3e4ffca2ff979b5f91a0c8d5d1fa52f0ab47ff63e50b1cc5e7708c4ba8359ee8505a9259f329da5733048e953f0778af73ce76735b481d558dd05a2cb45a5977

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

Filesize
148KB

MD5
90a1d4b55edf36fa8b4cc6974ed7d4c4

SHA1
aba1b8d0e05421e7df5982899f626211c3c4b5c1

SHA256
7cf3e9e8619904e72ea6608cc43e9b6c9f8aa2af02476f60c2b3daf33075981c

SHA512
ea0838be754e1258c230111900c5937d2b0788f90bbf7c5f82b2ceda7868e50afb86c301f313267eaa912778da45755560b5434885521bf915967a7863922ae2

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpCED1.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\GrantLock.xlsx

Filesize
10KB

MD5
60b25b34f27514e00bb76c5544457df6

SHA1
23a754aaba68ab988c54034c56bc33c1b1d6eb5a

SHA256
2251b77f5548ac8cf881e8a60edd9485e644d13ffaab2e5d5a6167913de0972b

SHA512
7f1d5b4705deed9169017f955895b990b219020caec7a9514fa0cacb31c75cafc03fded297adee3ae919e9d859a374bcd6452e93ca0e76de329bd5eb18159b85

Download Submit
memory/1900-80-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/1900-0-0x00000000746CE000-0x00000000746CF000-memory.dmp

Filesize
4KB

Download
memory/1900-112-0x00000000007E0000-0x0000000000810000-memory.dmp

Filesize
192KB

Download
memory/1900-2-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/1900-173-0x00000000746CE000-0x00000000746CF000-memory.dmp

Filesize
4KB

Download
memory/1900-1-0x0000000000860000-0x00000000008AC000-memory.dmp

Filesize
304KB

Download
memory/1900-185-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/1900-186-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download