xworm | 7802d5ba1a55e070258c29be56b5cfada559cd462bf6ed5d6aa5804b06e46112

Analysis

max time kernel
141s
max time network
145s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
21/01/2025, 03:14

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General

Target

NEW ORDER TEU (NT250214).exe
Size

581KB
MD5

3c3b62520e40870390b33f528a8f7619
SHA1

c65f1ca358fcfbce3c1466bc47f3ed89c5d6d42a
SHA256

a2f9f0e73da837b578ef0b58a3bec4795920201b81d82cdb873e3a5198bddb96
SHA512

885aa492e0758099db0b631a3aa214a1cd81f42ffcd900b45293ea9a02fffd412b3fc2eb6579423a911335295d1726102b2381e4ce274e429f9193156de255a8
SSDEEP

12288:n5t6WhRSUunDYbDI13hVE+z5fOsQneDOYoPo4RNEnOef58U/isUkR:P6NnDMDIN5IwfnB7isT

Score

10^/10

xworm discovery execution rat trojan

Malware Config

Extracted

Family

xworm

Version

5.0

dorismark81.duckdns.org:28503

Mutex

j2oLPi6pecBOp0er

Attributes

Install_directory
%AppData%
install_file
XClient.exe

aes.plain

Signatures

Detect Xworm Payload 5 IoCs

resource	yara_rule
behavioral1/memory/2848-28-0x0000000000400000-0x0000000000410000-memory.dmp	family_xworm
behavioral1/memory/2848-25-0x0000000000400000-0x0000000000410000-memory.dmp	family_xworm
behavioral1/memory/2848-23-0x0000000000400000-0x0000000000410000-memory.dmp	family_xworm
behavioral1/memory/2848-30-0x0000000000400000-0x0000000000410000-memory.dmp	family_xworm
behavioral1/memory/2848-29-0x0000000000400000-0x0000000000410000-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 6 IoCs

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

execution

PowerShell

T1059.001

pid	Process
1584	powershell.exe
2572	powershell.exe
1960	powershell.exe
2824	powershell.exe
2172	powershell.exe
2872	powershell.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk	NEW ORDER TEU (NT250214).exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk	NEW ORDER TEU (NT250214).exe

Loads dropped DLL 1 IoCs

pid	Process
2848	NEW ORDER TEU (NT250214).exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2088 set thread context of 2848	2088	NEW ORDER TEU (NT250214).exe	36

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 9 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	NEW ORDER TEU (NT250214).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	powershell.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	NEW ORDER TEU (NT250214).exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
2728	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
2088	NEW ORDER TEU (NT250214).exe
2088	NEW ORDER TEU (NT250214).exe
2572	powershell.exe
1584	powershell.exe
1960	powershell.exe
2824	powershell.exe
2172	powershell.exe
2872	powershell.exe
2848	NEW ORDER TEU (NT250214).exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	2088	NEW ORDER TEU (NT250214).exe
Token: SeDebugPrivilege	2848	NEW ORDER TEU (NT250214).exe
Token: SeDebugPrivilege	1584	powershell.exe
Token: SeDebugPrivilege	2572	powershell.exe
Token: SeDebugPrivilege	1960	powershell.exe
Token: SeDebugPrivilege	2824	powershell.exe
Token: SeDebugPrivilege	2172	powershell.exe
Token: SeDebugPrivilege	2872	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2848	NEW ORDER TEU (NT250214).exe

Suspicious use of WriteProcessMemory 37 IoCs

description	pid	Process	procid_target
PID 2088 wrote to memory of 1584	2088	NEW ORDER TEU (NT250214).exe	30
PID 2088 wrote to memory of 1584	2088	NEW ORDER TEU (NT250214).exe	30
PID 2088 wrote to memory of 1584	2088	NEW ORDER TEU (NT250214).exe	30
PID 2088 wrote to memory of 1584	2088	NEW ORDER TEU (NT250214).exe	30
PID 2088 wrote to memory of 2572	2088	NEW ORDER TEU (NT250214).exe	32
PID 2088 wrote to memory of 2572	2088	NEW ORDER TEU (NT250214).exe	32
PID 2088 wrote to memory of 2572	2088	NEW ORDER TEU (NT250214).exe	32
PID 2088 wrote to memory of 2572	2088	NEW ORDER TEU (NT250214).exe	32
PID 2088 wrote to memory of 2728	2088	NEW ORDER TEU (NT250214).exe	33
PID 2088 wrote to memory of 2728	2088	NEW ORDER TEU (NT250214).exe	33
PID 2088 wrote to memory of 2728	2088	NEW ORDER TEU (NT250214).exe	33
PID 2088 wrote to memory of 2728	2088	NEW ORDER TEU (NT250214).exe	33
PID 2088 wrote to memory of 2848	2088	NEW ORDER TEU (NT250214).exe	36
PID 2088 wrote to memory of 2848	2088	NEW ORDER TEU (NT250214).exe	36
PID 2088 wrote to memory of 2848	2088	NEW ORDER TEU (NT250214).exe	36
PID 2088 wrote to memory of 2848	2088	NEW ORDER TEU (NT250214).exe	36
PID 2088 wrote to memory of 2848	2088	NEW ORDER TEU (NT250214).exe	36
PID 2088 wrote to memory of 2848	2088	NEW ORDER TEU (NT250214).exe	36
PID 2088 wrote to memory of 2848	2088	NEW ORDER TEU (NT250214).exe	36
PID 2088 wrote to memory of 2848	2088	NEW ORDER TEU (NT250214).exe	36
PID 2088 wrote to memory of 2848	2088	NEW ORDER TEU (NT250214).exe	36
PID 2848 wrote to memory of 1960	2848	NEW ORDER TEU (NT250214).exe	37
PID 2848 wrote to memory of 1960	2848	NEW ORDER TEU (NT250214).exe	37
PID 2848 wrote to memory of 1960	2848	NEW ORDER TEU (NT250214).exe	37
PID 2848 wrote to memory of 1960	2848	NEW ORDER TEU (NT250214).exe	37
PID 2848 wrote to memory of 2824	2848	NEW ORDER TEU (NT250214).exe	39
PID 2848 wrote to memory of 2824	2848	NEW ORDER TEU (NT250214).exe	39
PID 2848 wrote to memory of 2824	2848	NEW ORDER TEU (NT250214).exe	39
PID 2848 wrote to memory of 2824	2848	NEW ORDER TEU (NT250214).exe	39
PID 2848 wrote to memory of 2172	2848	NEW ORDER TEU (NT250214).exe	41
PID 2848 wrote to memory of 2172	2848	NEW ORDER TEU (NT250214).exe	41
PID 2848 wrote to memory of 2172	2848	NEW ORDER TEU (NT250214).exe	41
PID 2848 wrote to memory of 2172	2848	NEW ORDER TEU (NT250214).exe	41
PID 2848 wrote to memory of 2872	2848	NEW ORDER TEU (NT250214).exe	43
PID 2848 wrote to memory of 2872	2848	NEW ORDER TEU (NT250214).exe	43
PID 2848 wrote to memory of 2872	2848	NEW ORDER TEU (NT250214).exe	43
PID 2848 wrote to memory of 2872	2848	NEW ORDER TEU (NT250214).exe	43

C:\Users\Admin\AppData\Local\Temp\NEW ORDER TEU (NT250214).exe
"C:\Users\Admin\AppData\Local\Temp\NEW ORDER TEU (NT250214).exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2088
- 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\NEW ORDER TEU (NT250214).exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1584
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\GVOdDLzPcCam.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2572
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\GVOdDLzPcCam" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7CCE.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2728
- C:\Users\Admin\AppData\Local\Temp\NEW ORDER TEU (NT250214).exe
  "C:\Users\Admin\AppData\Local\Temp\NEW ORDER TEU (NT250214).exe"
  2⤵
  - Drops startup file
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2848
- - C:\Windows\SysWOW64\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 ORDER TEU (NT250214).exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1960
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'NEW ORDER TEU (NT250214).exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2824
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\XClient.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2172
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XClient.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2872

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

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\Temp\tmp7CCE.tmp

Filesize
1KB

MD5
b2837d468f46943c3833c2e264e88146

SHA1
3ad6d64508e7b38a4823cb328334a373b5e8748d

SHA256
1622211f48803e6fc8e7c9dd55be6b642693c7f94fd875a66b8f7d8c603faf9d

SHA512
0cb502ce94180c4c44e62042cbd50b51ddde4db5bb482584fdc3f84712a9d3cca1acd5ac53f9afab2b4a51c98c9925044807f42566c76e7cacab413900054b35

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
4180db1037c839ed3989f6382c964f12

SHA1
67217e842c1316a7f62e8bd019ce7f4a21f80402

SHA256
2816454fb03145830e220379ae3c8c5d524f1e975478656eba37ebe5cca079da

SHA512
70a67fdb956d167fb2343d1ffb12f42f54ac91c395fa5e389f140d522144a18e1d9b01e7bfa1ab632fd40d3a9cc7898b84cc45d8a9c78d21859a3bf7781358a9

Download Submit
C:\Users\Admin\AppData\Roaming\XClient.exe

Filesize
581KB

MD5
3c3b62520e40870390b33f528a8f7619

SHA1
c65f1ca358fcfbce3c1466bc47f3ed89c5d6d42a

SHA256
a2f9f0e73da837b578ef0b58a3bec4795920201b81d82cdb873e3a5198bddb96

SHA512
885aa492e0758099db0b631a3aa214a1cd81f42ffcd900b45293ea9a02fffd412b3fc2eb6579423a911335295d1726102b2381e4ce274e429f9193156de255a8

Download Submit
memory/2088-31-0x00000000744E0000-0x0000000074BCE000-memory.dmp

Filesize
6.9MB

Download
memory/2088-1-0x00000000011F0000-0x0000000001284000-memory.dmp

Filesize
592KB

Download
memory/2088-2-0x00000000744E0000-0x0000000074BCE000-memory.dmp

Filesize
6.9MB

Download
memory/2088-3-0x0000000000510000-0x0000000000536000-memory.dmp

Filesize
152KB

Download
memory/2088-4-0x00000000744EE000-0x00000000744EF000-memory.dmp

Filesize
4KB

Download
memory/2088-5-0x00000000744E0000-0x0000000074BCE000-memory.dmp

Filesize
6.9MB

Download
memory/2088-6-0x0000000000240000-0x0000000000294000-memory.dmp

Filesize
336KB

Download
memory/2088-0-0x00000000744EE000-0x00000000744EF000-memory.dmp

Filesize
4KB

Download
memory/2848-28-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2848-23-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2848-21-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2848-30-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2848-29-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2848-25-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2848-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2848-19-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download