xworm | 65471e745397e92b3dd2ab9778cbd9c4c0f1471f9075c5860c9004a61ebd6a00

Analysis

max time kernel
149s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20260130-en
resource tags

arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
29/04/2026, 08:09

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General

Target
Quotation.RFQ28042026.js
Size 867KB
Sample260429-j2ethsdt8p
SHA256 65471e745397e92b3dd2ab9778cbd9c4c0f1471f9075c5860c9004a61ebd6a00
MD5 8c552d3c27940848a460e6096883958e
SHA1 8d178c52de9bc046c20e5e90f53d434747232122
SHA512 0a7865e61a6a6afbb33a2cfa63ed579c6acc5d6f9d7b95849768f21399df299ef6bc8a144faacaaccff5f85aaecca30dd8f0b3e26abf14a4f7b2e96a680624ed
SSDEEP 24576:N9+TUpSjUtsGKbpuvp9+TUpSjUtsGKbpuvaW:N3WUN+w3WUN+TW
TLSH
T11C15F11066C03FA8978F1B2990BF2199D3B0098F5958660FDB13FD42BFFB604A2575B9
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

defense_evasion discovery execution xworm rat trojan

Malware Config

Extracted

Family

xworm

Version

203.202.232.149:2222

Mutex

4VeuKrW7wE9uXCl8

Attributes

install_file
USB.exe

aes.plain

Signatures

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

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral1/memory/4804-14-0x0000000000400000-0x0000000000410000-memory.dmp	family_xworm

Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
1964	powershell.exe
4724	powershell.exe
4500	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-1-5-21-745935970-1373868228-562466063-1000\Control Panel\International\Geo\Nation	wscript.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1964 set thread context of 4804	1964	powershell.exe	92

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
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 3 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	aspnet_compiler.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Kills process with taskkill 1 IoCs

defense_evasion

pid	Process
4508	taskkill.exe

Suspicious behavior: EnumeratesProcesses 27 IoCs

pid	Process
1964	powershell.exe
1964	powershell.exe
1964	powershell.exe
1964	powershell.exe
1964	powershell.exe
1964	powershell.exe
1964	powershell.exe
1964	powershell.exe
1964	powershell.exe
1964	powershell.exe
1964	powershell.exe
1964	powershell.exe
1964	powershell.exe
1964	powershell.exe
4500	powershell.exe
4500	powershell.exe
4724	powershell.exe
1964	powershell.exe
4724	powershell.exe
4804	aspnet_compiler.exe
1964	powershell.exe
1964	powershell.exe
1964	powershell.exe
1964	powershell.exe
1964	powershell.exe
1964	powershell.exe
1964	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	1964	powershell.exe
Token: SeDebugPrivilege	4804	aspnet_compiler.exe
Token: SeDebugPrivilege	4500	powershell.exe
Token: SeDebugPrivilege	4724	powershell.exe
Token: SeDebugPrivilege	4508	taskkill.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4804	aspnet_compiler.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2328 wrote to memory of 1964	2328	wscript.exe	85
PID 1964 wrote to memory of 1160	1964	powershell.exe	87
PID 1964 wrote to memory of 3944	1964	powershell.exe	88
PID 1964 wrote to memory of 3000	1964	powershell.exe	89
PID 1964 wrote to memory of 1080	1964	powershell.exe	90
PID 1964 wrote to memory of 4332	1964	powershell.exe	91
PID 1964 wrote to memory of 4804	1964	powershell.exe	92
PID 1964 wrote to memory of 4804	1964	powershell.exe	92
PID 1964 wrote to memory of 4804	1964	powershell.exe	92
PID 1964 wrote to memory of 4804	1964	powershell.exe	92
PID 1964 wrote to memory of 4804	1964	powershell.exe	92
PID 4804 wrote to memory of 4500	4804	aspnet_compiler.exe	93
PID 4804 wrote to memory of 4724	4804	aspnet_compiler.exe	95
PID 2328 wrote to memory of 4508	2328	wscript.exe	106

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\Quotation.RFQ28042026.js
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2328
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell.exe -ExecutionPolicy Bypass -NoProfile -WindowStyle Hidden -File "C:\Temp\ps_fILPrNb4jbtd_1777450177612.ps1"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1964
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:1160
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:3944
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:3000
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:1080
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:4332
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4804
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe'
      4⤵
      Command and Scripting Interpreter: PowerShell
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:4500
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'aspnet_compiler.exe'
      4⤵
      Command and Scripting Interpreter: PowerShell
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:4724
- C:\Windows\System32\taskkill.exe
  "C:\Windows\System32\taskkill.exe" /f /im wscript.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:4508

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

PowerShell

T1059.001

Persistence

Privilege Escalation

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

Replay Monitor

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Downloads

ps_fILPrNb4jbtd_1777450177612.ps1

Path C:\Temp\ps_fILPrNb4jbtd_1777450177612.ps1
Size 299KB
SHA256 cc3e0b23600bdcb58c090dc5d27ca89b18b27f59783a6c352dffaef0f10369e1
MD5 6889a5b2616f3dc2ea934d67c41e40a7
SHA1 571cb3744cc5357b191413a767bcbc4710238dde
SHA512 b76791f9476387221782e83f864042bf383aa4710779ae766405bec1c9211fa788c031ae9118979516c11d7d4c9242688cd1f861381953b43bf0292ef2fbf6d7
SSDEEP 6144:QQ8L8pDAZXGw6fjejCgD2Q5nZvRJIv9+5doMzkLM/j1I0tdL9MQ:QQ8L/Z23fyjCgy0tIV+oykLgL97
TLSH
T112642313BEFE34A14780A31CC5B6CD1B429032C691327E793B4E9F581A5FE4AA8F9D45
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Size 2KB
SHA256 92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
MD5 968cb9309758126772781b83adb8a28f
SHA1 8da30e71accf186b2ba11da1797cf67f8f78b47c
SHA512 4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
TLSH
T1A4417C303261A9D84D435B0215286ED5E3EF478AAFAC5F5CB569231DCE2A44BD7221F3
MD5 SHA1 SHA512 TLSH

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 18KB
SHA256 fa2d82cbf256d42660de5f87db6ce8343cf32c2a53d547ed38644ba89eb00d86
MD5 719dd621284cdd3adda82fa79b0ebc02
SHA1 75940a1ada77afc3befeb71e292f8479d5201e22
SHA512 054058cfb263cd2f54b120c0eda7d0e58bbae408f36b374fe87cdb36a2141e00f569ea9c271c8a174aad3a373ddc7a7668a256de8b0bf3613536f5d0d9072c84
SSDEEP 384:Ysf+BE9i+dqQHUBiP/JjCo9oYKqK6seYwME/l03SoZNfYSgcjEDkyQ0gdEtkKhD:1fvq3opjXoYKqNfrOSIWCED/Ce3
TLSH
T1B982E86E611F16C3C48613B8E11B055FE8F2DD8D531A13D87B1E9F3B8AACA9E903D548
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

__PSScriptPolicyTest_jxvy0nmu.phu.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jxvy0nmu.phu.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

Submit Download

memory/1964-68-0x0000017C48830000-0x0000017C4883C000-memory.dmp

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memory/1964-12-0x0000017C62AC0000-0x0000017C62AD6000-memory.dmp

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memory/1964-13-0x0000017C48840000-0x0000017C48850000-memory.dmp

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memory/1964-51-0x0000017C48840000-0x0000017C48850000-memory.dmp

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memory/1964-10-0x0000017C62830000-0x0000017C62852000-memory.dmp

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memory/1964-1-0x0000017C48840000-0x0000017C48850000-memory.dmp

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memory/1964-18-0x0000017C48840000-0x0000017C48850000-memory.dmp

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memory/1964-19-0x0000017C48840000-0x0000017C48850000-memory.dmp

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memory/1964-2-0x0000017C48840000-0x0000017C48850000-memory.dmp

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memory/2328-98-0x0000020B433D0000-0x0000020B4347C000-memory.dmp

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memory/2328-49-0x0000020B433D0000-0x0000020B4347C000-memory.dmp

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memory/2328-50-0x0000020B450F0000-0x0000020B450FC000-memory.dmp

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memory/4500-20-0x0000000005390000-0x00000000053B2000-memory.dmp

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memory/4500-58-0x0000000004C70000-0x0000000004CCF000-memory.dmp

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memory/4500-32-0x0000000006480000-0x00000000064CC000-memory.dmp

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memory/4500-33-0x0000000006A00000-0x0000000006A32000-memory.dmp

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memory/4500-34-0x0000000070230000-0x000000007027C000-memory.dmp

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memory/4500-42-0x0000000006A40000-0x0000000006A5E000-memory.dmp

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memory/4500-43-0x0000000007430000-0x00000000074D3000-memory.dmp

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memory/4500-44-0x0000000007DB0000-0x000000000842A000-memory.dmp

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memory/4500-45-0x0000000007770000-0x000000000778A000-memory.dmp

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memory/4500-46-0x00000000077E0000-0x00000000077EA000-memory.dmp

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memory/4500-47-0x00000000079F0000-0x0000000007A86000-memory.dmp

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memory/4500-48-0x0000000007970000-0x0000000007981000-memory.dmp

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memory/4500-30-0x0000000005E60000-0x00000000061B4000-memory.dmp

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memory/4500-22-0x0000000005DF0000-0x0000000005E56000-memory.dmp

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memory/4500-21-0x0000000005D80000-0x0000000005DE6000-memory.dmp

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memory/4500-52-0x00000000079A0000-0x00000000079AE000-memory.dmp

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memory/4500-53-0x00000000079B0000-0x00000000079C4000-memory.dmp

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memory/4500-54-0x0000000007AB0000-0x0000000007ACA000-memory.dmp

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memory/4500-55-0x0000000007A90000-0x0000000007A98000-memory.dmp

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memory/4500-31-0x0000000006440000-0x000000000645E000-memory.dmp

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memory/4500-59-0x0000000004D50000-0x0000000004DD9000-memory.dmp

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memory/4500-60-0x0000000005A90000-0x0000000005B8A000-memory.dmp

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memory/4500-17-0x0000000005460000-0x0000000005A88000-memory.dmp

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memory/4500-16-0x0000000004D10000-0x0000000004D46000-memory.dmp

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memory/4724-81-0x0000000002FD0000-0x000000000302F000-memory.dmp

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memory/4724-62-0x0000000006490000-0x00000000067E4000-memory.dmp

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memory/4724-72-0x0000000070230000-0x000000007027C000-memory.dmp

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memory/4724-82-0x0000000003070000-0x00000000030F9000-memory.dmp

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memory/4724-83-0x0000000006310000-0x000000000640A000-memory.dmp

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memory/4804-84-0x0000000005100000-0x0000000005110000-memory.dmp

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memory/4804-15-0x0000000004E20000-0x0000000004EBC000-memory.dmp

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memory/4804-85-0x0000000005CE0000-0x0000000006284000-memory.dmp

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memory/4804-86-0x0000000005AA0000-0x0000000005B32000-memory.dmp

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memory/4804-87-0x0000000005A80000-0x0000000005A8A000-memory.dmp

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memory/4804-88-0x0000000004D10000-0x0000000004D6F000-memory.dmp

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memory/4804-92-0x0000000005100000-0x0000000005110000-memory.dmp

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memory/4804-14-0x0000000000400000-0x0000000000410000-memory.dmp

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