stormkitty | 030324e0a31427fd63213acd29f3cdf5b445a6ec03eb803fb08dbf3a0c1b258b

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05-11-2024 14:09

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General

Target

EQ_AW24 New Order Request.xlx.exe
Size

656KB
MD5

ca2ed1b927f4bee1cd1f24bb19f4c0e1
SHA1

d1b7dc1cc0412301c61660d0d5cb02d20a6aa77d
SHA256

030324e0a31427fd63213acd29f3cdf5b445a6ec03eb803fb08dbf3a0c1b258b
SHA512

153939e1eeaeb2e3d4fc9f487ce039fde403a18ea94466c55c53ce5e00aefa59ae3324c03687c1794c7d321da9b2dced1bca2a658d5da54e0acb76dfff4d3da7
SSDEEP

12288:cT02YrvZq2mPKxG3sfYFwJH9ZzkwGQWOsKWLCp6X9uruAK5Gi:cTbYdqfKxG3swyVk7QWOhW+p6NBAWGi

Score

10^/10

stormkitty xworm discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

xworm

Version

5.0

176.9.162.125:4060

Mutex

znPInVDrQ2IiwTWB

Attributes

Install_directory
%AppData%
install_file
XClient.exe

aes.plain

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral2/memory/996-23-0x00000000004B0000-0x00000000004C0000-memory.dmp	family_xworm

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

StormKitty payload 1 IoCs

resource	yara_rule
behavioral2/memory/996-144-0x00000000390F0000-0x0000000039210000-memory.dmp	family_stormkitty

Stormkitty family
stormkitty
Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm
Xworm family
xworm

Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
548	powershell.exe
412	powershell.exe
848	powershell.exe
3212	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	EQ_AW24 New Order Request.xlx.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk	EQ_AW24 New Order Request.xlx.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk	EQ_AW24 New Order Request.xlx.exe

Loads dropped DLL 1 IoCs

pid	Process
964	EQ_AW24 New Order Request.xlx.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

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
996	EQ_AW24 New Order Request.xlx.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
964	EQ_AW24 New Order Request.xlx.exe
996	EQ_AW24 New Order Request.xlx.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 964 set thread context of 996	964	EQ_AW24 New Order Request.xlx.exe	93

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\slutstrenge.tri	EQ_AW24 New Order Request.xlx.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\0409\Semiprofessionalized248\evaluxir.pra	EQ_AW24 New Order Request.xlx.exe

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

System Location Discovery: System Language Discovery 1 TTPs 6 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	EQ_AW24 New Order Request.xlx.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EQ_AW24 New Order Request.xlx.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
412	powershell.exe
412	powershell.exe
848	powershell.exe
848	powershell.exe
3212	powershell.exe
3212	powershell.exe
548	powershell.exe
548	powershell.exe
996	EQ_AW24 New Order Request.xlx.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
964	EQ_AW24 New Order Request.xlx.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	996	EQ_AW24 New Order Request.xlx.exe
Token: SeDebugPrivilege	412	powershell.exe
Token: SeDebugPrivilege	848	powershell.exe
Token: SeDebugPrivilege	3212	powershell.exe
Token: SeDebugPrivilege	548	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
996	EQ_AW24 New Order Request.xlx.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 964 wrote to memory of 996	964	EQ_AW24 New Order Request.xlx.exe	93
PID 964 wrote to memory of 996	964	EQ_AW24 New Order Request.xlx.exe	93
PID 964 wrote to memory of 996	964	EQ_AW24 New Order Request.xlx.exe	93
PID 964 wrote to memory of 996	964	EQ_AW24 New Order Request.xlx.exe	93
PID 964 wrote to memory of 996	964	EQ_AW24 New Order Request.xlx.exe	93
PID 996 wrote to memory of 412	996	EQ_AW24 New Order Request.xlx.exe	98
PID 996 wrote to memory of 412	996	EQ_AW24 New Order Request.xlx.exe	98
PID 996 wrote to memory of 412	996	EQ_AW24 New Order Request.xlx.exe	98
PID 996 wrote to memory of 848	996	EQ_AW24 New Order Request.xlx.exe	100
PID 996 wrote to memory of 848	996	EQ_AW24 New Order Request.xlx.exe	100
PID 996 wrote to memory of 848	996	EQ_AW24 New Order Request.xlx.exe	100
PID 996 wrote to memory of 3212	996	EQ_AW24 New Order Request.xlx.exe	102
PID 996 wrote to memory of 3212	996	EQ_AW24 New Order Request.xlx.exe	102
PID 996 wrote to memory of 3212	996	EQ_AW24 New Order Request.xlx.exe	102
PID 996 wrote to memory of 548	996	EQ_AW24 New Order Request.xlx.exe	104
PID 996 wrote to memory of 548	996	EQ_AW24 New Order Request.xlx.exe	104
PID 996 wrote to memory of 548	996	EQ_AW24 New Order Request.xlx.exe	104

C:\Users\Admin\AppData\Local\Temp\EQ_AW24 New Order Request.xlx.exe
"C:\Users\Admin\AppData\Local\Temp\EQ_AW24 New Order Request.xlx.exe"
1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:964
- C:\Users\Admin\AppData\Local\Temp\EQ_AW24 New Order Request.xlx.exe
  "C:\Users\Admin\AppData\Local\Temp\EQ_AW24 New Order Request.xlx.exe"
  2⤵
  - Checks computer location settings
  - Drops startup file
  - Suspicious use of NtCreateThreadExHideFromDebugger
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:996
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\EQ_AW24 New Order Request.xlx.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:412
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'EQ_AW24 New Order Request.xlx.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:848
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\XClient.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3212
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XClient.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:548

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

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

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
6a38c2d18006e5d41d6705b4db3bd30c

SHA1
38ac911e3420c216b947eb1740f7de977e45dd20

SHA256
a4215fab0ee3f08e130c9ab1ac59cde83184be37fbdf61dce0808700b3312b2c

SHA512
ba599d0dee3dd0029b8325a67e7a74cf95452560284c1ad130f28e91b81d55e007df53f05a22b5dcd56c13f5a43b0c296ef05147d98832912e08fc9ebdf93acc

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
720eb07c40a311a6ae318667b2f14aa0

SHA1
a8f29d348e7ef727c696020bfa44502c15be945e

SHA256
d8a75ae5b279487444ae2e4e60f6859aee34a2c7fb33ee48f64e5520731072fe

SHA512
444be76b07d9aaed67751894fdf3fc83e941a38b6a1d32692091829665afd6c01f8f773fa26715387d959a3d26555085eaa7d540d1bbcf9634d0368b4f73fe6e

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
f4301d0652240a53b0dda42d03510d3e

SHA1
aa636067e7506ad73884d237c2368d23b20d81bd

SHA256
ec184b8bc0627a63c936fc463ca057b4da1229c3682d39f894a5a25f25efbba2

SHA512
4f093ccbe5e5b8cdf3e95c7d65745b76742a05729fb33f7bab84938b107de8b6f5325f9661a05b538cbd3fdc67abc46beefdd7aa09fea5f72bb47a8af1856d8b

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3xm5uetq.0gm.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\nso9C8F.tmp\System.dll

Filesize
12KB

MD5
564bb0373067e1785cba7e4c24aab4bf

SHA1
7c9416a01d821b10b2eef97b80899d24014d6fc1

SHA256
7a9ddee34562cd3703f1502b5c70e99cd5bba15de2b6845a3555033d7f6cb2a5

SHA512
22c61a323cb9293d7ec5c7e7e60674d0e2f7b29d55be25eb3c128ea2cd7440a1400cee17c43896b996278007c0d247f331a9b8964e3a40a0eb1404a9596c4472

Download Submit
memory/412-63-0x0000000007E30000-0x0000000007E4A000-memory.dmp

Filesize
104KB

Download
memory/412-54-0x0000000007990000-0x00000000079AE000-memory.dmp

Filesize
120KB

Download
memory/412-29-0x0000000005FD0000-0x0000000006036000-memory.dmp

Filesize
408KB

Download
memory/412-26-0x0000000002E90000-0x0000000002EC6000-memory.dmp

Filesize
216KB

Download
memory/412-64-0x0000000007E10000-0x0000000007E18000-memory.dmp

Filesize
32KB

Download
memory/412-27-0x0000000005930000-0x0000000005F58000-memory.dmp

Filesize
6.2MB

Download
memory/412-40-0x00000000061A0000-0x00000000064F4000-memory.dmp

Filesize
3.3MB

Download
memory/412-41-0x00000000067C0000-0x00000000067DE000-memory.dmp

Filesize
120KB

Download
memory/412-42-0x00000000067F0000-0x000000000683C000-memory.dmp

Filesize
304KB

Download
memory/412-43-0x0000000006D90000-0x0000000006DC2000-memory.dmp

Filesize
200KB

Download
memory/412-44-0x000000006EA30000-0x000000006EA7C000-memory.dmp

Filesize
304KB

Download
memory/412-28-0x00000000057F0000-0x0000000005812000-memory.dmp

Filesize
136KB

Download
memory/412-55-0x00000000079B0000-0x0000000007A53000-memory.dmp

Filesize
652KB

Download
memory/412-56-0x0000000008130000-0x00000000087AA000-memory.dmp

Filesize
6.5MB

Download
memory/412-57-0x0000000007AF0000-0x0000000007B0A000-memory.dmp

Filesize
104KB

Download
memory/412-58-0x0000000007B60000-0x0000000007B6A000-memory.dmp

Filesize
40KB

Download
memory/412-59-0x0000000007D70000-0x0000000007E06000-memory.dmp

Filesize
600KB

Download
memory/412-60-0x0000000007CF0000-0x0000000007D01000-memory.dmp

Filesize
68KB

Download
memory/412-61-0x0000000007D20000-0x0000000007D2E000-memory.dmp

Filesize
56KB

Download
memory/412-62-0x0000000007D30000-0x0000000007D44000-memory.dmp

Filesize
80KB

Download
memory/412-30-0x00000000060B0000-0x0000000006116000-memory.dmp

Filesize
408KB

Download
memory/548-122-0x0000000005660000-0x00000000059B4000-memory.dmp

Filesize
3.3MB

Download
memory/548-125-0x000000006EA30000-0x000000006EA7C000-memory.dmp

Filesize
304KB

Download
memory/848-77-0x0000000006010000-0x0000000006364000-memory.dmp

Filesize
3.3MB

Download
memory/848-79-0x000000006EA30000-0x000000006EA7C000-memory.dmp

Filesize
304KB

Download
memory/964-9-0x0000000077A81000-0x0000000077BA1000-memory.dmp

Filesize
1.1MB

Download
memory/964-11-0x0000000074775000-0x0000000074776000-memory.dmp

Filesize
4KB

Download
memory/964-10-0x0000000077A81000-0x0000000077BA1000-memory.dmp

Filesize
1.1MB

Download
memory/996-141-0x0000000072970000-0x0000000073120000-memory.dmp

Filesize
7.7MB

Download
memory/996-20-0x00000000004B0000-0x0000000001704000-memory.dmp

Filesize
18.3MB

Download
memory/996-24-0x0000000037640000-0x00000000376DC000-memory.dmp

Filesize
624KB

Download
memory/996-186-0x0000000072970000-0x0000000073120000-memory.dmp

Filesize
7.7MB

Download
memory/996-22-0x000000007297E000-0x000000007297F000-memory.dmp

Filesize
4KB

Download
memory/996-101-0x000000007297E000-0x000000007297F000-memory.dmp

Filesize
4KB

Download
memory/996-146-0x00000000395E0000-0x000000003962C000-memory.dmp

Filesize
304KB

Download
memory/996-13-0x0000000077B25000-0x0000000077B26000-memory.dmp

Filesize
4KB

Download
memory/996-12-0x0000000077B08000-0x0000000077B09000-memory.dmp

Filesize
4KB

Download
memory/996-23-0x00000000004B0000-0x00000000004C0000-memory.dmp

Filesize
64KB

Download
memory/996-140-0x0000000038000000-0x00000000385A4000-memory.dmp

Filesize
5.6MB

Download
memory/996-21-0x0000000077A81000-0x0000000077BA1000-memory.dmp

Filesize
1.1MB

Download
memory/996-142-0x0000000038760000-0x00000000387F2000-memory.dmp

Filesize
584KB

Download
memory/996-143-0x0000000038820000-0x000000003882A000-memory.dmp

Filesize
40KB

Download
memory/996-144-0x00000000390F0000-0x0000000039210000-memory.dmp

Filesize
1.1MB

Download
memory/996-145-0x0000000039230000-0x0000000039584000-memory.dmp

Filesize
3.3MB

Download
memory/3212-102-0x000000006EA30000-0x000000006EA7C000-memory.dmp

Filesize
304KB

Download
memory/3212-99-0x0000000005DE0000-0x0000000006134000-memory.dmp

Filesize
3.3MB

Download