xworm | ab79a10c8a0abace90b588c34a856ec66bfa403f55fb154e21251f4faee8b6b6

Analysis

user interaction
yes
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
27/07/2026, 01:25

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General

Target
Payment Swift Code.js
Size 2.3MB
Sample260727-bs8q8sfp5x
SHA256 ab79a10c8a0abace90b588c34a856ec66bfa403f55fb154e21251f4faee8b6b6
MD5 437da431fd1bb76316088b914a2f4d0a
SHA1 6185f9f1bbac5a86086b2f9863c65883bdad7964
SHA512 a12a7a864ee3e1ffe7dd77044c15d2c334ba4e90cfd7ee65f45edf5b1d804a1d1729b1e917352c59ed8d63f868ef97a235d97660209db7ba5cde61ef75358ad3
SSDEEP 768:fccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccW:ai7s/7Wj1CQBnK
TLSH
T169B53B5923D54EEEA1B07BEA7E34AC05D678A47C4A2B61493B177AE0DC67CF04310CE9
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery execution xworm rat trojan

Malware Config

Extracted

Family

xworm

Version

155.103.69.38:3333

Mutex

e768EfzXofq4V2EF

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/4468-15-0x0000000000400000-0x000000000040E000-memory.dmp	family_xworm

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	676	1100	powershell.exe	86

Badlisted process makes network request 3 IoCs

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

flow	pid	Process
6	676	powershell.exe
34	676	powershell.exe
41	676	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 676 set thread context of 4468	676	powershell.exe	101

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
676	powershell.exe

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	Caspol.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
676	powershell.exe
676	powershell.exe
676	powershell.exe
676	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	676	powershell.exe
Token: SeDebugPrivilege	4468	Caspol.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 676 wrote to memory of 4952	676	powershell.exe	100
PID 676 wrote to memory of 4468	676	powershell.exe	101
PID 676 wrote to memory of 4468	676	powershell.exe	101
PID 676 wrote to memory of 4468	676	powershell.exe	101
PID 676 wrote to memory of 4468	676	powershell.exe	101
PID 676 wrote to memory of 4468	676	powershell.exe	101

C:\Windows\system32\wscript.exe
wscript.exe "C:\Users\Admin\AppData\Local\Temp\Payment Swift Code.js"
1⤵
PID:3296

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -NoProfile -Command "Invoke-Expression $env:___________"
1⤵
- Process spawned unexpected child process
- Badlisted process makes network request
- Suspicious use of SetThreadContext
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:676
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
  2⤵
  PID:4952
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4468

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

__PSScriptPolicyTest_4jujb3vr.g2t.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4jujb3vr.g2t.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

Submit Download

memory/676-12-0x0000028FB99C0000-0x0000028FB9A52000-memory.dmp

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memory/676-1-0x0000028FB7380000-0x0000028FB7390000-memory.dmp

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memory/676-9-0x0000028FB95A0000-0x0000028FB95C2000-memory.dmp

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memory/676-10-0x0000028FB7380000-0x0000028FB7390000-memory.dmp

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memory/676-11-0x0000028FB7380000-0x0000028FB7390000-memory.dmp

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memory/676-0-0x0000028FB7380000-0x0000028FB7390000-memory.dmp

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memory/676-13-0x0000028FB9590000-0x0000028FB959A000-memory.dmp

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memory/676-14-0x0000028FB7380000-0x0000028FB7390000-memory.dmp

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memory/4468-15-0x0000000000400000-0x000000000040E000-memory.dmp

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memory/4468-18-0x00000000057F0000-0x000000000588C000-memory.dmp

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memory/4468-19-0x0000000005ED0000-0x0000000005F36000-memory.dmp

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memory/4468-20-0x00000000069F0000-0x0000000006A82000-memory.dmp

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memory/4468-21-0x0000000007040000-0x00000000075E4000-memory.dmp

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