stormkitty | 69b9a6e877091453c7666503152f0041be593624eff2c4d9f183963faa2db01b

Analysis

max time kernel
94s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15-11-2024 10:04

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General

Target

69b9a6e877091453c7666503152f0041be593624eff2c4d9f183963faa2db01b.exe
Size

445KB
MD5

0dc1afcab234d559ed8ba999d744b977
SHA1

7bd9f0e8d7f6fec77c6dc716e14cd4db1912ae79
SHA256

69b9a6e877091453c7666503152f0041be593624eff2c4d9f183963faa2db01b
SHA512

9b052b5fa31c31f421ba799c35df763b4c03a424cf58419d57e4aa01e89b384b367bfb91840cfdec1f749d5c3bc6ab52d020ca63ec92639ac05c18d3308ae645
SSDEEP

12288:Hj3HI695n5a4Fgl2qwD3yfrE1IrEtXXqnX9dfbFGBv2F:HbHIw5k2qIyfDQtXXqnXnbwB

Score

10^/10

stormkitty xworm discovery execution rat stealer trojan

Malware Config

Extracted

Family

xworm

Version

5.0

ltgmxw221.duckdns.org:7000

Mutex

5l3t2Vxz8PRHNnZS

Attributes

install_file
USB.exe

aes.plain

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral2/memory/3216-20-0x0000000000400000-0x0000000000410000-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/3216-68-0x0000000006C20000-0x0000000006D3E000-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 1 IoCs

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

execution

PowerShell

T1059.001

pid	Process
3968	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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	69b9a6e877091453c7666503152f0041be593624eff2c4d9f183963faa2db01b.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2836 set thread context of 3216	2836	69b9a6e877091453c7666503152f0041be593624eff2c4d9f183963faa2db01b.exe	98

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4020	3216	WerFault.exe	98

System Location Discovery: System Language Discovery 1 TTPs 4 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	69b9a6e877091453c7666503152f0041be593624eff2c4d9f183963faa2db01b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2736	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3968	powershell.exe
3968	powershell.exe
3216	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3968	powershell.exe
Token: SeDebugPrivilege	3216	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3216	RegSvcs.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2836 wrote to memory of 3968	2836	69b9a6e877091453c7666503152f0041be593624eff2c4d9f183963faa2db01b.exe	94
PID 2836 wrote to memory of 3968	2836	69b9a6e877091453c7666503152f0041be593624eff2c4d9f183963faa2db01b.exe	94
PID 2836 wrote to memory of 3968	2836	69b9a6e877091453c7666503152f0041be593624eff2c4d9f183963faa2db01b.exe	94
PID 2836 wrote to memory of 2736	2836	69b9a6e877091453c7666503152f0041be593624eff2c4d9f183963faa2db01b.exe	96
PID 2836 wrote to memory of 2736	2836	69b9a6e877091453c7666503152f0041be593624eff2c4d9f183963faa2db01b.exe	96
PID 2836 wrote to memory of 2736	2836	69b9a6e877091453c7666503152f0041be593624eff2c4d9f183963faa2db01b.exe	96
PID 2836 wrote to memory of 3216	2836	69b9a6e877091453c7666503152f0041be593624eff2c4d9f183963faa2db01b.exe	98
PID 2836 wrote to memory of 3216	2836	69b9a6e877091453c7666503152f0041be593624eff2c4d9f183963faa2db01b.exe	98
PID 2836 wrote to memory of 3216	2836	69b9a6e877091453c7666503152f0041be593624eff2c4d9f183963faa2db01b.exe	98
PID 2836 wrote to memory of 3216	2836	69b9a6e877091453c7666503152f0041be593624eff2c4d9f183963faa2db01b.exe	98
PID 2836 wrote to memory of 3216	2836	69b9a6e877091453c7666503152f0041be593624eff2c4d9f183963faa2db01b.exe	98
PID 2836 wrote to memory of 3216	2836	69b9a6e877091453c7666503152f0041be593624eff2c4d9f183963faa2db01b.exe	98
PID 2836 wrote to memory of 3216	2836	69b9a6e877091453c7666503152f0041be593624eff2c4d9f183963faa2db01b.exe	98
PID 2836 wrote to memory of 3216	2836	69b9a6e877091453c7666503152f0041be593624eff2c4d9f183963faa2db01b.exe	98

C:\Users\Admin\AppData\Local\Temp\69b9a6e877091453c7666503152f0041be593624eff2c4d9f183963faa2db01b.exe
"C:\Users\Admin\AppData\Local\Temp\69b9a6e877091453c7666503152f0041be593624eff2c4d9f183963faa2db01b.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2836
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\drodzWqABTLJq.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3968
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\drodzWqABTLJq" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE1B5.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2736
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3216
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3216 -s 1692
    3⤵
    - Program crash
    PID:4020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3216 -ip 3216
1⤵
PID:4604

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Browser Information Discovery

T1217

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qpbrr4xq.yqj.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE1B5.tmp

Filesize
1KB

MD5
df0d30daf8166e6162ecc53681ac1beb

SHA1
0cb2f57afcdc4dd77cad95404d12425a2c0a43e9

SHA256
77b79051ac2fe11ce9e6e737c4999b54f8c2aa57fa64e57b609e25cabdb741e5

SHA512
b0d2f7d062c815b26827e81acd0e34db41de6b58211139961fdaa067ea25c6f247fcc7a5bc2c272d67b33ca263e099e47800b1cd77b404032cc40cebd1ed22c4

Download Submit
memory/2836-10-0x0000000007DC0000-0x0000000007E14000-memory.dmp

Filesize
336KB

Download
memory/2836-2-0x0000000005700000-0x0000000005CA4000-memory.dmp

Filesize
5.6MB

Download
memory/2836-4-0x00000000051F0000-0x000000000528C000-memory.dmp

Filesize
624KB

Download
memory/2836-5-0x0000000005130000-0x000000000513A000-memory.dmp

Filesize
40KB

Download
memory/2836-6-0x0000000074C40000-0x00000000753F0000-memory.dmp

Filesize
7.7MB

Download
memory/2836-7-0x00000000053E0000-0x00000000053F2000-memory.dmp

Filesize
72KB

Download
memory/2836-8-0x0000000074C4E000-0x0000000074C4F000-memory.dmp

Filesize
4KB

Download
memory/2836-9-0x0000000074C40000-0x00000000753F0000-memory.dmp

Filesize
7.7MB

Download
memory/2836-0-0x0000000074C4E000-0x0000000074C4F000-memory.dmp

Filesize
4KB

Download
memory/2836-1-0x0000000000630000-0x00000000006A4000-memory.dmp

Filesize
464KB

Download
memory/2836-23-0x0000000074C40000-0x00000000753F0000-memory.dmp

Filesize
7.7MB

Download
memory/2836-3-0x0000000005070000-0x0000000005102000-memory.dmp

Filesize
584KB

Download
memory/3216-69-0x0000000006D40000-0x0000000007094000-memory.dmp

Filesize
3.3MB

Download
memory/3216-68-0x0000000006C20000-0x0000000006D3E000-memory.dmp

Filesize
1.1MB

Download
memory/3216-20-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/3216-67-0x0000000074C40000-0x00000000753F0000-memory.dmp

Filesize
7.7MB

Download
memory/3216-70-0x0000000007230000-0x000000000727C000-memory.dmp

Filesize
304KB

Download
memory/3216-66-0x0000000074C40000-0x00000000753F0000-memory.dmp

Filesize
7.7MB

Download
memory/3216-27-0x0000000074C40000-0x00000000753F0000-memory.dmp

Filesize
7.7MB

Download
memory/3216-109-0x0000000074C40000-0x00000000753F0000-memory.dmp

Filesize
7.7MB

Download
memory/3216-53-0x0000000074C40000-0x00000000753F0000-memory.dmp

Filesize
7.7MB

Download
memory/3968-37-0x00000000063B0000-0x0000000006704000-memory.dmp

Filesize
3.3MB

Download
memory/3968-58-0x0000000007DB0000-0x0000000007DC1000-memory.dmp

Filesize
68KB

Download
memory/3968-38-0x0000000006850000-0x000000000686E000-memory.dmp

Filesize
120KB

Download
memory/3968-39-0x0000000006930000-0x000000000697C000-memory.dmp

Filesize
304KB

Download
memory/3968-40-0x0000000006E50000-0x0000000006E82000-memory.dmp

Filesize
200KB

Download
memory/3968-41-0x0000000070A70000-0x0000000070ABC000-memory.dmp

Filesize
304KB

Download
memory/3968-51-0x0000000006EC0000-0x0000000006EDE000-memory.dmp

Filesize
120KB

Download
memory/3968-52-0x0000000007A80000-0x0000000007B23000-memory.dmp

Filesize
652KB

Download
memory/3968-26-0x0000000006240000-0x00000000062A6000-memory.dmp

Filesize
408KB

Download
memory/3968-54-0x00000000081F0000-0x000000000886A000-memory.dmp

Filesize
6.5MB

Download
memory/3968-55-0x0000000007BB0000-0x0000000007BCA000-memory.dmp

Filesize
104KB

Download
memory/3968-56-0x0000000007C20000-0x0000000007C2A000-memory.dmp

Filesize
40KB

Download
memory/3968-57-0x0000000007E30000-0x0000000007EC6000-memory.dmp

Filesize
600KB

Download
memory/3968-25-0x0000000006160000-0x00000000061C6000-memory.dmp

Filesize
408KB

Download
memory/3968-59-0x0000000007DE0000-0x0000000007DEE000-memory.dmp

Filesize
56KB

Download
memory/3968-60-0x0000000007DF0000-0x0000000007E04000-memory.dmp

Filesize
80KB

Download
memory/3968-61-0x0000000007EF0000-0x0000000007F0A000-memory.dmp

Filesize
104KB

Download
memory/3968-62-0x0000000007ED0000-0x0000000007ED8000-memory.dmp

Filesize
32KB

Download
memory/3968-65-0x0000000074C40000-0x00000000753F0000-memory.dmp

Filesize
7.7MB

Download
memory/3968-24-0x00000000058D0000-0x00000000058F2000-memory.dmp

Filesize
136KB

Download
memory/3968-22-0x0000000074C40000-0x00000000753F0000-memory.dmp

Filesize
7.7MB

Download
memory/3968-18-0x0000000005AC0000-0x00000000060E8000-memory.dmp

Filesize
6.2MB

Download
memory/3968-19-0x0000000074C40000-0x00000000753F0000-memory.dmp

Filesize
7.7MB

Download
memory/3968-16-0x0000000074C40000-0x00000000753F0000-memory.dmp

Filesize
7.7MB

Download
memory/3968-15-0x0000000002FD0000-0x0000000003006000-memory.dmp

Filesize
216KB

Download