xworm | 86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f

Analysis

max time kernel
92s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
05/03/2025, 03:04

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General

Target

86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe
Size

551KB
MD5

5ed7cd000af88d1d45ab776014efc310
SHA1

90aafc2ab9d80ee249ec8ce2482156c2964e1231
SHA256

86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f
SHA512

74a7ee091fd3d5e9ade00011874b8c7f216b06845925a174b44dc399ca8f435939c1607ea7ed75cc4329a8a0023a0fb5423dde05739bc78b19109c23a3dc95fd
SSDEEP

12288:0/Yp50g7ZeK50g72OVVyEqJUhkPbwoxC0WLU/1RQIXp0W:Jp5F7AK5F7PV8jJUhoC0WIdRZ

Score

10^/10

xworm discovery execution rat trojan

Malware Config

Extracted

Family

xworm

Version

3.1

193.23.160.31:1760

Mutex

H1hx0NXdYm1SIVHw

Attributes

Install_directory
%AppData%
install_file
USB.exe

aes.plain

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral2/memory/2432-50-0x0000000000400000-0x0000000000412000-memory.dmp	family_xworm

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

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
2732	powershell.exe
2948	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-1-5-21-2593460650-190333679-3676257533-1000\Control Panel\International\Geo\Nation	86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.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
30	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4784 set thread context of 2432	4784	86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe	101

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
4124	2432	WerFault.exe	101

System Location Discovery: System Language Discovery 1 TTPs 5 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	86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.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
1596	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
4784	86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe
2948	powershell.exe
2732	powershell.exe
2732	powershell.exe
2948	powershell.exe
2948	powershell.exe
4784	86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe
4784	86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe
2732	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	4784	86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe
Token: SeDebugPrivilege	2948	powershell.exe
Token: SeDebugPrivilege	2732	powershell.exe
Token: SeDebugPrivilege	2432	86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 4784 wrote to memory of 2732	4784	86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe	95
PID 4784 wrote to memory of 2732	4784	86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe	95
PID 4784 wrote to memory of 2732	4784	86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe	95
PID 4784 wrote to memory of 2948	4784	86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe	97
PID 4784 wrote to memory of 2948	4784	86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe	97
PID 4784 wrote to memory of 2948	4784	86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe	97
PID 4784 wrote to memory of 1596	4784	86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe	99
PID 4784 wrote to memory of 1596	4784	86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe	99
PID 4784 wrote to memory of 1596	4784	86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe	99
PID 4784 wrote to memory of 2432	4784	86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe	101
PID 4784 wrote to memory of 2432	4784	86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe	101
PID 4784 wrote to memory of 2432	4784	86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe	101
PID 4784 wrote to memory of 2432	4784	86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe	101
PID 4784 wrote to memory of 2432	4784	86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe	101
PID 4784 wrote to memory of 2432	4784	86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe	101
PID 4784 wrote to memory of 2432	4784	86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe	101
PID 4784 wrote to memory of 2432	4784	86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe	101

C:\Users\Admin\AppData\Local\Temp\86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe
"C:\Users\Admin\AppData\Local\Temp\86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4784
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2732
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\nlqtEJTrYJYRHN.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2948
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nlqtEJTrYJYRHN" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCA16.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1596
- C:\Users\Admin\AppData\Local\Temp\86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe
  "C:\Users\Admin\AppData\Local\Temp\86ffe66472be6ff6bd7931001bf0bfcb5f88bd76bac7c5ae1b366c2d6234088f.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2432
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2432 -s 1728
    3⤵
    - Program crash
    PID:4124

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2432 -ip 2432
1⤵
PID:4660

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

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

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
cc32fb1cd28487a32bbb89416d82cb99

SHA1
f0f08a1cb1432374015fa7cbd90971e5d4eebd2f

SHA256
fd76df0c1e20aa2e12b825dab1cf3d0115b1fb14b52a1bf1dbe9e45b8c09e0c5

SHA512
3bc86770f201ef61e8aa3d06a65c0a41cccc4ffc7423b6e87055a1d9eab92f8b7503218572f4cfb9b44bda9ff79ee8235ef03d6fd672be19223a4e7a2adeee48

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_51idnztm.cya.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpCA16.tmp

Filesize
1KB

MD5
7b3032a17c34965692669c491439f555

SHA1
17efe6cb949afe478b6af9e6591d6c28d64950d4

SHA256
9cbc30754a55be3b437d3e9e50d568408f1c718fbb9397007eaa6576bbedb6fc

SHA512
8cff94b2d017a0e15205a3518a983de64fe69cff8be05b8931a428a4fa812f5331c0b6664010f36b98198c85a8a04c9f945089d4b7b134ae4fcfcc1ddf24ddb4

Download Submit
memory/2432-50-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2732-77-0x0000000007030000-0x000000000704A000-memory.dmp

Filesize
104KB

Download
memory/2732-79-0x00000000072B0000-0x0000000007346000-memory.dmp

Filesize
600KB

Download
memory/2732-65-0x000000006F7E0000-0x000000006F82C000-memory.dmp

Filesize
304KB

Download
memory/2732-90-0x00000000745F0000-0x0000000074DA0000-memory.dmp

Filesize
7.7MB

Download
memory/2732-76-0x0000000007680000-0x0000000007CFA000-memory.dmp

Filesize
6.5MB

Download
memory/2732-83-0x0000000007370000-0x000000000738A000-memory.dmp

Filesize
104KB

Download
memory/2732-78-0x00000000070B0000-0x00000000070BA000-memory.dmp

Filesize
40KB

Download
memory/2732-81-0x0000000007260000-0x000000000726E000-memory.dmp

Filesize
56KB

Download
memory/2732-17-0x0000000002420000-0x0000000002456000-memory.dmp

Filesize
216KB

Download
memory/2732-18-0x00000000745F0000-0x0000000074DA0000-memory.dmp

Filesize
7.7MB

Download
memory/2732-19-0x00000000050E0000-0x0000000005708000-memory.dmp

Filesize
6.2MB

Download
memory/2732-20-0x00000000745F0000-0x0000000074DA0000-memory.dmp

Filesize
7.7MB

Download
memory/2732-75-0x0000000006CE0000-0x0000000006D83000-memory.dmp

Filesize
652KB

Download
memory/2732-28-0x00000000745F0000-0x0000000074DA0000-memory.dmp

Filesize
7.7MB

Download
memory/2732-80-0x0000000007230000-0x0000000007241000-memory.dmp

Filesize
68KB

Download
memory/2948-22-0x0000000004FB0000-0x0000000004FD2000-memory.dmp

Filesize
136KB

Download
memory/2948-84-0x00000000073B0000-0x00000000073B8000-memory.dmp

Filesize
32KB

Download
memory/2948-27-0x00000000745F0000-0x0000000074DA0000-memory.dmp

Filesize
7.7MB

Download
memory/2948-23-0x0000000005050000-0x00000000050B6000-memory.dmp

Filesize
408KB

Download
memory/2948-25-0x00000000745F0000-0x0000000074DA0000-memory.dmp

Filesize
7.7MB

Download
memory/2948-48-0x0000000005D70000-0x0000000005D8E000-memory.dmp

Filesize
120KB

Download
memory/2948-26-0x0000000005770000-0x0000000005AC4000-memory.dmp

Filesize
3.3MB

Download
memory/2948-82-0x00000000072D0000-0x00000000072E4000-memory.dmp

Filesize
80KB

Download
memory/2948-24-0x0000000005700000-0x0000000005766000-memory.dmp

Filesize
408KB

Download
memory/2948-49-0x0000000005E00000-0x0000000005E4C000-memory.dmp

Filesize
304KB

Download
memory/2948-21-0x00000000745F0000-0x0000000074DA0000-memory.dmp

Filesize
7.7MB

Download
memory/2948-91-0x00000000745F0000-0x0000000074DA0000-memory.dmp

Filesize
7.7MB

Download
memory/2948-64-0x0000000006310000-0x000000000632E000-memory.dmp

Filesize
120KB

Download
memory/2948-54-0x000000006F7E0000-0x000000006F82C000-memory.dmp

Filesize
304KB

Download
memory/2948-53-0x0000000006330000-0x0000000006362000-memory.dmp

Filesize
200KB

Download
memory/4784-6-0x0000000005400000-0x000000000540A000-memory.dmp

Filesize
40KB

Download
memory/4784-0-0x00000000745FE000-0x00000000745FF000-memory.dmp

Filesize
4KB

Download
memory/4784-52-0x00000000745F0000-0x0000000074DA0000-memory.dmp

Filesize
7.7MB

Download
memory/4784-3-0x0000000005350000-0x00000000053E2000-memory.dmp

Filesize
584KB

Download
memory/4784-4-0x0000000005490000-0x000000000552C000-memory.dmp

Filesize
624KB

Download
memory/4784-5-0x00000000745F0000-0x0000000074DA0000-memory.dmp

Filesize
7.7MB

Download
memory/4784-12-0x0000000006A70000-0x0000000006AC6000-memory.dmp

Filesize
344KB

Download
memory/4784-11-0x00000000745F0000-0x0000000074DA0000-memory.dmp

Filesize
7.7MB

Download
memory/4784-10-0x00000000745FE000-0x00000000745FF000-memory.dmp

Filesize
4KB

Download
memory/4784-9-0x00000000067F0000-0x0000000006808000-memory.dmp

Filesize
96KB

Download
memory/4784-2-0x0000000005810000-0x0000000005DB4000-memory.dmp

Filesize
5.6MB

Download
memory/4784-8-0x00000000067A0000-0x00000000067BE000-memory.dmp

Filesize
120KB

Download
memory/4784-1-0x0000000000900000-0x0000000000990000-memory.dmp

Filesize
576KB

Download
memory/4784-7-0x0000000006820000-0x0000000006896000-memory.dmp

Filesize
472KB

Download