xworm | e064eed0fc19d4df77bd33c3e26ff2f2e25639550292f93218c17a0ddceb0299

Analysis

max time kernel
149s
max time network
150s
platform
windows11-21h2_x64
resource
win11-20260513-en
resource tags

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
23/05/2026, 09:54

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General

Target
New folder/XWormClient - Copy (6).exe
Size 38KB
Sample260523-lxbbmsfx2p
SHA256 e064eed0fc19d4df77bd33c3e26ff2f2e25639550292f93218c17a0ddceb0299
MD5 18e23bf17fdaf0280f9fb5f6849a5ac5
SHA1 e9bc84aa9bbc165f599615c73fb911464dd3cf5e
SHA512 80f29ba6646c9100831a3e4bbaf18548741266af8335f6f1cc1e2f0b04dee5eb57a248eff9bfb4d54dbf94cf7d32051f1015aa8dcce48633155cef29d0d17cc3
SSDEEP 768:zny1W6y/VUKqY9ycScOAAFWPr9tr6UOwhG7v7:zgWxVN39y3FW9tr6UOw0z7
TLSH
T1FC036C447BD04225C6FE6BF45DB2A5060730A7079D23E78D4CE886AA2F77BD4CA407E6
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

execution xworm persistence rat trojan

Malware Config

Extracted

Family

xworm

Version

Mutex

speN341SssyFGzgn

Attributes

Install_directory
%AppData%
install_file
gayclient.exe

aes.plain

Signatures

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

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral5/memory/3888-0-0x0000000000590000-0x00000000005A0000-memory.dmp	family_xworm
behavioral5/files/0x002400000002b459-75.dat	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
4948	powershell.exe
4048	powershell.exe
3884	powershell.exe
1328	powershell.exe

Executes dropped EXE 3 IoCs

pid	Process
232	gayclient.exe
1964	gayclient.exe
3288	gayclient.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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
4900	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
4948	powershell.exe
4948	powershell.exe
4048	powershell.exe
4048	powershell.exe
3884	powershell.exe
3884	powershell.exe
1328	powershell.exe
1328	powershell.exe
3888	XWormClient - Copy (6).exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

description	pid	Process
Token: SeDebugPrivilege	3888	XWormClient - Copy (6).exe
Token: SeDebugPrivilege	4948	powershell.exe
Token: SeDebugPrivilege	4048	powershell.exe
Token: SeDebugPrivilege	3884	powershell.exe
Token: SeDebugPrivilege	1328	powershell.exe
Token: SeDebugPrivilege	3888	XWormClient - Copy (6).exe
Token: SeDebugPrivilege	232	gayclient.exe
Token: SeDebugPrivilege	1964	gayclient.exe
Token: SeDebugPrivilege	3288	gayclient.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3888	XWormClient - Copy (6).exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3888 wrote to memory of 4948	3888	XWormClient - Copy (6).exe	80
PID 3888 wrote to memory of 4048	3888	XWormClient - Copy (6).exe	82
PID 3888 wrote to memory of 3884	3888	XWormClient - Copy (6).exe	84
PID 3888 wrote to memory of 1328	3888	XWormClient - Copy (6).exe	86
PID 3888 wrote to memory of 4900	3888	XWormClient - Copy (6).exe	88

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\New folder\XWormClient - Copy (6).exe
"C:\Users\Admin\AppData\Local\Temp\New folder\XWormClient - Copy (6).exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3888
- 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\New folder\XWormClient - Copy (6).exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4948
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XWormClient - Copy (6).exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4048
- 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\Roaming\gayclient.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3884
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'gayclient.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1328
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "gayclient" /tr "C:\Users\Admin\AppData\Roaming\gayclient.exe"
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:4900

C:\Users\Admin\AppData\Roaming\gayclient.exe
C:\Users\Admin\AppData\Roaming\gayclient.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:232

C:\Users\Admin\AppData\Roaming\gayclient.exe
C:\Users\Admin\AppData\Roaming\gayclient.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1964

C:\Users\Admin\AppData\Roaming\gayclient.exe
C:\Users\Admin\AppData\Roaming\gayclient.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3288

Network

MITRE ATT&CK Enterprise v16

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

gayclient.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\gayclient.exe.log
Size 654B
SHA256 e31b18f21621d9983bfdf1ea3e53884a9d58b8ffd79e0e5790da6f3a81a8b9d3
MD5 2cbbb74b7da1f720b48ed31085cbd5b8
SHA1 79caa9a3ea8abe1b9c4326c3633da64a5f724964
SHA512 ecf02d5240e0c1c005d3ab393aa7eff62bd498c2db5905157e2bf6d29e1b663228a9583950842629d1a4caef404c8941a0c7799b1a3bd1eb890a09fdb7efcff9
TLSH
T119F0A2302371E1C8C9263F422C0D2A4966AF474A7B50FE0C7694635DD825167AF313F3
MD5 SHA1 SHA512 TLSH

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powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
Size 4KB
SHA256 e27390d57580e3dfba07bec3d8e430203bbc91e90f6937079b3fd52abc721bd4
MD5 dbbd2d4458d7e8094846420da595dfc3
SHA1 267cb47b904f14a519d2bd73abfdb30e1a06e1a6
SHA512 480e7ca865b811f79f35fcfe7a9ac0280b48d1f9459873d18f000db55c72d53345cf3a10075c1ac407439545f699ce2a7bef38b00b4e19439edf384b00045531
SSDEEP 96:iq4uYqGEo9xx+incqKXq3qotzYNYr7aqCiNLm7RIz+cBPzQh0nRAy6FcxZcosQSm:iq4uYqGEUdncqKXq3qotzYuWq2Iz+wx
TLSH
T11D91EE323375E0D5C8263F07192C19C463AF439AEA54AF48B258620EED2714BDF122F7
MD5 SHA1 SHA512 SSDEEP TLSH

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 93fd3c992521cef182e6847f4f6658c58cfd5bdde16d4732d1c055b3c9e34398
MD5 00a393b7ba301744fef3e6a7618aa4b7
SHA1 1e59132dfae5fc1b1f8cfdbd3b0aa281903ff743
SHA512 af1c75b62ab48ea5be32ba7ddca5e8f5afed1aba52a9f0fa8f7133b71f7fd3010b13f0dc692e218eac1057d4dcbcfdfa8b2a4ce284c246d9845819ea88b63516
TLSH
T18B218633B7ACC235C8D911BA208CAD01B2B5C3C7449ECE8B7B84C508A57F99ADB645E4
MD5 SHA1 SHA512 TLSH

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 24f9bb00e6267189fd9bdbb612f8e7f302709dce4d9f0c980d2c0447cdcfb851
MD5 28f9a75395d231b9adf5ee176adeef47
SHA1 0f7c0fc7db5c56a88166bd516c9d46121860d5ae
SHA512 9409412e5679bad2e9460a90f99fe3d191244837813039cd83fbf910fb527a6312163277965ad11ec9cb4af954508b5277b50338857f0ba6b884db00a7a89517
TLSH
T1B9218633B79CC134C8C911BA108DAD01B2B5C3C7449ECE8B7B84C528A5BF89EDF681A4
MD5 SHA1 SHA512 TLSH

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 b24bfb2a6d8cd1858d14373146bd232d9bf630f5f73460729ff43b7f43ec2561
MD5 372699d7f299252ebb26d1b8ea32ec7f
SHA1 8db283c48379a11b7ebeb7b23e1b269237c19b7f
SHA512 e2330fa5fe07fcf30cf1164ae449d3f7467b5b715670b0bca017e9d9d39e7c193c5c003d45014dc0fe52ec8299e480aad725c69e387e0a4271f1f2a551109281
TLSH
T177218933B79CC134C8D9117A108DAD01B2B5C3C7449ECE8B7B84C518A57F999DB645E4
MD5 SHA1 SHA512 TLSH

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__PSScriptPolicyTest_eg4nr2r2.brz.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_eg4nr2r2.brz.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

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gayclient.exe

Path C:\Users\Admin\AppData\Roaming\gayclient.exe
Size 38KB
SHA256 e064eed0fc19d4df77bd33c3e26ff2f2e25639550292f93218c17a0ddceb0299
MD5 18e23bf17fdaf0280f9fb5f6849a5ac5
SHA1 e9bc84aa9bbc165f599615c73fb911464dd3cf5e
SHA512 80f29ba6646c9100831a3e4bbaf18548741266af8335f6f1cc1e2f0b04dee5eb57a248eff9bfb4d54dbf94cf7d32051f1015aa8dcce48633155cef29d0d17cc3
SSDEEP 768:zny1W6y/VUKqY9ycScOAAFWPr9tr6UOwhG7v7:zgWxVN39y3FW9tr6UOw0z7
TLSH
T1FC036C447BD04225C6FE6BF45DB2A5060730A7079D23E78D4CE886AA2F77BD4CA407E6
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3888-0-0x0000000000590000-0x00000000005A0000-memory.dmp

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memory/4948-21-0x000002DD646C0000-0x000002DD646DC000-memory.dmp

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memory/4948-26-0x000002DD64860000-0x000002DD6486A000-memory.dmp

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memory/4948-19-0x000002DD645E0000-0x000002DD64693000-memory.dmp

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memory/4948-22-0x000002DD490B0000-0x000002DD490BA000-memory.dmp

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memory/4948-23-0x000002DD646E0000-0x000002DD646FA000-memory.dmp

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memory/4948-24-0x000002DD646A0000-0x000002DD646A8000-memory.dmp

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memory/4948-25-0x000002DD646B0000-0x000002DD646B6000-memory.dmp

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memory/4948-20-0x000002DD490A0000-0x000002DD490AA000-memory.dmp

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memory/4948-27-0x000002DD49050000-0x000002DD49060000-memory.dmp

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memory/4948-18-0x000002DD645C0000-0x000002DD645DC000-memory.dmp

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memory/4948-11-0x00007FF4802E0000-0x00007FF4802F0000-memory.dmp

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memory/4948-10-0x000002DD49050000-0x000002DD49060000-memory.dmp

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memory/4948-8-0x000002DD49060000-0x000002DD49082000-memory.dmp

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memory/4948-1-0x000002DD49050000-0x000002DD49060000-memory.dmp

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memory/4948-2-0x000002DD49050000-0x000002DD49060000-memory.dmp

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