Malware Analysis Report

2025-08-05 09:04

Sample ID 241230-v7zxes1nfp
Target FatalityCrack.exe
SHA256 657dcc3378b3dbbd131926612fb00e67683ccbc64dc2d743fce213734804f427
Tags
xworm execution persistence rat trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

657dcc3378b3dbbd131926612fb00e67683ccbc64dc2d743fce213734804f427

Threat Level: Known bad

The file FatalityCrack.exe was found to be: Known bad.

Malicious Activity Summary

xworm execution persistence rat trojan

Xworm

Xworm family

Detect Xworm Payload

Command and Scripting Interpreter: PowerShell

Drops startup file

Checks computer location settings

Adds Run key to start application

Enumerates physical storage devices

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-30 17:38

Signatures

Detect Xworm Payload

Description Indicator Process Target
N/A N/A N/A N/A

Xworm family

xworm

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-12-30 17:38

Reported

2024-12-30 17:41

Platform

win7-20240903-en

Max time kernel

129s

Max time network

141s

Command Line

"C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe"

Signatures

Detect Xworm Payload

Description Indicator Process Target
N/A N/A N/A N/A

Xworm

trojan rat xworm

Xworm family

xworm

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\ProgramData\\svchost.exe" C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3048 wrote to memory of 2732 N/A C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 3048 wrote to memory of 2732 N/A C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 3048 wrote to memory of 2732 N/A C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 3048 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 3048 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 3048 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 3048 wrote to memory of 2604 N/A C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 3048 wrote to memory of 2604 N/A C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 3048 wrote to memory of 2604 N/A C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 3048 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 3048 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 3048 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

Processes

C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe

"C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe'

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'FatalityCrack.exe'

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\ProgramData\svchost.exe'

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'svchost.exe'

Network

Country Destination Domain Proto
US 8.8.8.8:53 api.telegram.org udp
NL 149.154.167.220:443 api.telegram.org tcp
US 8.8.8.8:53 userxmorma-27072.portmap.host udp
DE 193.161.193.99:27072 userxmorma-27072.portmap.host tcp
DE 193.161.193.99:27072 userxmorma-27072.portmap.host tcp
DE 193.161.193.99:27072 userxmorma-27072.portmap.host tcp
DE 193.161.193.99:27072 userxmorma-27072.portmap.host tcp
DE 193.161.193.99:27072 userxmorma-27072.portmap.host tcp

Files

memory/3048-0-0x000007FEF5433000-0x000007FEF5434000-memory.dmp

memory/3048-1-0x0000000000D20000-0x0000000000D38000-memory.dmp

memory/2732-6-0x0000000002900000-0x0000000002980000-memory.dmp

memory/2732-7-0x000000001B5E0000-0x000000001B8C2000-memory.dmp

memory/2732-8-0x0000000001E80000-0x0000000001E88000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

MD5 2b1f5f43744b6d5e18d3b7c199f417d8
SHA1 b6534017fe59a38817a99c1a92a38b7404dba295
SHA256 73f4490289ccbc16837c7c8e59537278fcf6c9123c41f5e4b6dfe964d3066381
SHA512 a91602b6db15cb357dd08a34a87a25c005c87f811dd586736b20bcf5ddda98a457e2e615b8c9c5af6aba0b6af65621d794899f0c310d0f6ac287349f1dcf1e13

memory/2808-14-0x000000001B720000-0x000000001BA02000-memory.dmp

memory/2808-15-0x0000000002810000-0x0000000002818000-memory.dmp

memory/3048-30-0x0000000002160000-0x00000000021E0000-memory.dmp

memory/3048-31-0x0000000002160000-0x00000000021E0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-30 17:38

Reported

2024-12-30 17:41

Platform

win10v2004-20241007-en

Max time kernel

135s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe"

Signatures

Detect Xworm Payload

Description Indicator Process Target
N/A N/A N/A N/A

Xworm

trojan rat xworm

Xworm family

xworm

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe N/A

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\ProgramData\\svchost.exe" C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe

"C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\FatalityCrack.exe'

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'FatalityCrack.exe'

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\ProgramData\svchost.exe'

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'svchost.exe'

Network

Country Destination Domain Proto
US 8.8.8.8:53 api.telegram.org udp
NL 149.154.167.220:443 api.telegram.org tcp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 220.167.154.149.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 userxmorma-27072.portmap.host udp
DE 193.161.193.99:27072 userxmorma-27072.portmap.host tcp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
DE 193.161.193.99:27072 userxmorma-27072.portmap.host tcp
DE 193.161.193.99:27072 userxmorma-27072.portmap.host tcp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
DE 193.161.193.99:27072 userxmorma-27072.portmap.host tcp
DE 193.161.193.99:27072 userxmorma-27072.portmap.host tcp

Files

memory/4932-0-0x00007FFEEDD43000-0x00007FFEEDD45000-memory.dmp

memory/4932-1-0x0000000000CA0000-0x0000000000CB8000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1k5t2mbk.srd.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/2648-11-0x000001FF34B10000-0x000001FF34B32000-memory.dmp

memory/2648-12-0x00007FFEEDD40000-0x00007FFEEE801000-memory.dmp

memory/2648-13-0x00007FFEEDD40000-0x00007FFEEE801000-memory.dmp

memory/2648-14-0x00007FFEEDD40000-0x00007FFEEE801000-memory.dmp

memory/2648-17-0x00007FFEEDD40000-0x00007FFEEE801000-memory.dmp

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

MD5 09c38bf09493920e93b25f37f1ae4efe
SHA1 42e5d800056f08481870c4ca2d0d48181ca8edc8
SHA256 37874b332a80efcccee52825b3d71d1faaae3820e09b47c3f161628bf35cc255
SHA512 91eacaafc2cd9f80338302d6b3cc3a1aa957752f63a449fb2c1ebcac2bcc59fd8624d4e042c488b5fbe73b881da86c9de819d500de8c7eb6bc0d3951a2bf9123

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

MD5 28ca58288d3b7a6216f69a56b0f34fbe
SHA1 802089360b715e7c22cccd7b95ab4325ee389d87
SHA256 28033c0eddc6226e5f1d6f4362eff8407ce196e97821bc63ab260f2af929482a
SHA512 af4099c677d0122bc40599314ead2c4c69d254b4670baa42cf74906f28a16ac1e93bfa11e76ae9b23840f24decb4cdde82bfc039bda5297a07e5f2949b48b001

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

MD5 01fff31a70e26012f37789b179059e32
SHA1 555b6f05cce7daf46920df1c01eb5c55dc62c9e6
SHA256 adf65afaf1c83572f05a99bf2ede8eb7be1aab0717d5254f501d5e09ba6f587b
SHA512 ac310c9bc5c1effc45e1e425972b09d1f961af216b50e1a504caa046b7f1a5f3179760e0b29591d83756ecb686d17a24770cf06fcea57e6f287ca5bbf6b6971b

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

MD5 fd98baf5a9c30d41317663898985593b
SHA1 ea300b99f723d2429d75a6c40e0838bf60f17aad
SHA256 9d97a5bbc88fdcceac25f293383f7e5ce242675460ffbfb2ee9090870c034e96
SHA512 bf4dbbd671b5d7afb326622a7c781f150860294d3dba7160330046c258c84a15981c70e50d84dc7faaa7cc8b8c90bf8df818b3f2d3806a8a3671dfe5e38fe7b0

memory/4932-56-0x00007FFEEDD40000-0x00007FFEEE801000-memory.dmp

memory/4932-57-0x00007FFEEDD43000-0x00007FFEEDD45000-memory.dmp

memory/4932-58-0x00007FFEEDD40000-0x00007FFEEE801000-memory.dmp