xworm | f3db3ac8ed48e43372d8fe7988a43b33b859dc324c882e1c74f0e070a7a82a13

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
07/07/2026, 12:13

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General

Target
BO_x_07-07-26.js
Size 163KB
Sample260707-pdvsqaev9n
SHA256 f3db3ac8ed48e43372d8fe7988a43b33b859dc324c882e1c74f0e070a7a82a13
MD5 cf66373cb512ad74abede5f0eb657c29
SHA1 dbd12fc943fa53d0ff2e68864782f56808db0ab9
SHA512 023313974f70245504c673a2313e6faeebc4efe841c4659fc40a41c2e07215c076c7244fe5331d64ebfeff94fb5eeb7d43752d898f8fd2152d5ea8223372803d
SSDEEP 1536:e6yt0FrZXQuuFzDCaYnV9w0HO0tN41UKA/cistt5VvkePAWtlH7MVGxGqIfH4tI9:HjPXQrQJkabPzDk4I+jeW2hmajz2ns0
TLSH
T124F3324C26D0EC9C43E75BFAB62FF0D5F49A4CDB69488C46A214F850F4A460BEDD2A34
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery execution xworm persistence rat trojan

Malware Config

Extracted

Family

xworm

Version

207.180.29.217:7004

Mutex

IltixypxokDQqO70

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/3440-28-0x0000000000400000-0x0000000000410000-memory.dmp	family_xworm

Badlisted process makes network request 4 IoCs

Network request originating from process or tool commonly abused by malware.

flow	pid	Process
4	2260	wscript.exe
7	2260	wscript.exe
9	2260	wscript.exe
11	2260	wscript.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-1-5-21-889581200-2041691093-2048517887-1000\Control Panel\International\Geo\Nation	wscript.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1644 set thread context of 3440	1644	powershell.exe	95

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
1644	powershell.exe

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 1 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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
3440	aspnet_compiler.exe

Suspicious behavior: EnumeratesProcesses 43 IoCs

pid	Process
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
3440	aspnet_compiler.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe
1644	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1644	powershell.exe
Token: SeDebugPrivilege	3440	aspnet_compiler.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3440	aspnet_compiler.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2260 wrote to memory of 1644	2260	wscript.exe	87
PID 1644 wrote to memory of 5036	1644	powershell.exe	90
PID 1644 wrote to memory of 2856	1644	powershell.exe	91
PID 1644 wrote to memory of 3928	1644	powershell.exe	92
PID 1644 wrote to memory of 2548	1644	powershell.exe	93
PID 1644 wrote to memory of 1680	1644	powershell.exe	94
PID 1644 wrote to memory of 3440	1644	powershell.exe	95
PID 1644 wrote to memory of 3440	1644	powershell.exe	95
PID 1644 wrote to memory of 3440	1644	powershell.exe	95
PID 1644 wrote to memory of 3440	1644	powershell.exe	95
PID 1644 wrote to memory of 3440	1644	powershell.exe	95

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:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\BO_x_07-07-26.js
1⤵
- Badlisted process makes network request
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2260
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -nop -ep bypass -file "C:\Temp\NHZSIJLBGA.ps1"
  2⤵
  - Suspicious use of SetThreadContext
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1644
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:5036
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:2856
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:3928
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:2548
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:1680
- - 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: AddClipboardFormatListener
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:3440

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

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Downloads

NHZSIJLBGA.ps1

Path C:\Temp\NHZSIJLBGA.ps1
Size 199KB
SHA256 2579e3dbf510e05eba6f30ddf35140e52ca1ac43e147d6b621e3091729f13427
MD5 a5715731977484156a763dbcdf835b78
SHA1 774d12e9aff20119ab863621401f3927b023ba19
SHA512 b724375f1a348540bb484099e3c9859ab5ef1b91a9f8571d8e34548a8f77cb40d0be71f46904f0d1bffaa34a81a6238220e41c5a054c3ebf15ef08c5389fd4b5
SSDEEP 3072:zjl6Pc2B2aIfvapubq0DiBUVnKgQOkTgQIuyA2zckgllPKoI/s+IcMz9MHP9:vl6PceIE5yiknQOk0QDyAKVs9HMF
TLSH
T1EE1413105F2AA1B74E610322777AB245D0F017034A8DF487BBEDD201BF2D61A46DBFA5
MD5 SHA1 SHA512 SSDEEP TLSH

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__PSScriptPolicyTest_c4a3pjss.wna.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_c4a3pjss.wna.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

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memory/1644-26-0x000001A7672E0000-0x000001A7672F0000-memory.dmp

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memory/1644-34-0x000001A7672E0000-0x000001A7672F0000-memory.dmp

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memory/1644-14-0x000001A7672E0000-0x000001A7672F0000-memory.dmp

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memory/1644-24-0x000001A702610000-0x000001A70261A000-memory.dmp

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memory/1644-25-0x000001A702620000-0x000001A702628000-memory.dmp

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memory/1644-27-0x000001A7672E0000-0x000001A7672F0000-memory.dmp

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memory/1644-13-0x000001A7672E0000-0x000001A7672F0000-memory.dmp

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memory/1644-36-0x000001A7672E0000-0x000001A7672F0000-memory.dmp

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memory/1644-35-0x000001A7672E0000-0x000001A7672F0000-memory.dmp

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memory/1644-20-0x000001A7672F0000-0x000001A767312000-memory.dmp

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memory/1644-33-0x000001A7672E0000-0x000001A7672F0000-memory.dmp

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memory/3440-32-0x0000000005D90000-0x0000000005D9A000-memory.dmp

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memory/3440-31-0x00000000064F0000-0x0000000006582000-memory.dmp

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memory/3440-30-0x0000000005E40000-0x00000000063E4000-memory.dmp

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memory/3440-29-0x00000000053B0000-0x000000000544C000-memory.dmp

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memory/3440-28-0x0000000000400000-0x0000000000410000-memory.dmp

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memory/3440-37-0x0000000007080000-0x00000000070E6000-memory.dmp

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