xworm | d99f3b5b99dd6857fd12974b2f292ba7c59d0b99858ed0d1d2d20aeb9b63419c

General

Target

No 00014052024 3 DE DICIEMBRE DE 2024 COBRO JURÍDICO VIGENTE.exe
Size

925KB
MD5

995d3084d0fd6ccc4e85d09b6ca30c12
SHA1

847e8e0116cf85d2a11febab9d0d4c565730aa41
SHA256

cdeab2d0f4995ca3c36fbf98045f7c0ea46f85f47e51b05b14dec1919eaccb81
SHA512

6ce973bb3a6c703763136c4a68bc42724a9caf555115f9810de50edaca1bc7681767b9ceee8cd3cad6720720ad27506f21ad87a98d9f020ce3272ae41e327404
SSDEEP

12288:SY1xBOrpw3Wf+6vk7A5oItYHvmpMxmtPWAl2Rbf+/Zc+hJeg5RrMlT5jwM/FOXJT:SPVqWZvkWoImvOVPWAARbfmZcEAjZ/y

Score

10^/10

xworm discovery rat trojan

Malware Config

Extracted

Family

xworm

Version

5.0

C2

87.120.116.179:1300

Mutex

aMI0xjUDQCeZl19j

Attributes

install_file
USB.exe

aes.plain

Signatures

Detect Xworm Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2700-7-0x0000000000400000-0x00000000004EC000-memory.dmp	family_xworm
behavioral1/memory/2828-10-0x0000000000080000-0x0000000000090000-memory.dmp	family_xworm
behavioral1/memory/2700-11-0x0000000000400000-0x00000000004EC000-memory.dmp	family_xworm
behavioral1/memory/2700-13-0x0000000000400000-0x00000000004EC000-memory.dmp	family_xworm
behavioral1/memory/2828-18-0x0000000000080000-0x0000000000090000-memory.dmp	family_xworm
behavioral1/memory/2828-16-0x0000000000080000-0x0000000000090000-memory.dmp	family_xworm

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

No 00014052024 3 DE DICIEMBRE DE 2024 COBRO JURÍDICO VIGENTE.exe

description	pid	Process	procid_target
PID 2700 set thread context of 2828	2700	No 00014052024 3 DE DICIEMBRE DE 2024 COBRO JURÍDICO VIGENTE.exe	30

System Location Discovery: System Language Discovery 1 TTPs 2 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

Processes:

No 00014052024 3 DE DICIEMBRE DE 2024 COBRO JURÍDICO VIGENTE.execsc.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	No 00014052024 3 DE DICIEMBRE DE 2024 COBRO JURÍDICO VIGENTE.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csc.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

csc.exe

pid	Process
2828	csc.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

csc.exe

description	pid	Process
Token: SeDebugPrivilege	2828	csc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

csc.exe

pid	Process
2828	csc.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

No 00014052024 3 DE DICIEMBRE DE 2024 COBRO JURÍDICO VIGENTE.exe

description	pid	Process	procid_target
PID 2700 wrote to memory of 2828	2700	No 00014052024 3 DE DICIEMBRE DE 2024 COBRO JURÍDICO VIGENTE.exe	30
PID 2700 wrote to memory of 2828	2700	No 00014052024 3 DE DICIEMBRE DE 2024 COBRO JURÍDICO VIGENTE.exe	30
PID 2700 wrote to memory of 2828	2700	No 00014052024 3 DE DICIEMBRE DE 2024 COBRO JURÍDICO VIGENTE.exe	30
PID 2700 wrote to memory of 2828	2700	No 00014052024 3 DE DICIEMBRE DE 2024 COBRO JURÍDICO VIGENTE.exe	30
PID 2700 wrote to memory of 2828	2700	No 00014052024 3 DE DICIEMBRE DE 2024 COBRO JURÍDICO VIGENTE.exe	30
PID 2700 wrote to memory of 2828	2700	No 00014052024 3 DE DICIEMBRE DE 2024 COBRO JURÍDICO VIGENTE.exe	30

C:\Users\Admin\AppData\Local\Temp\No 00014052024 3 DE DICIEMBRE DE 2024 COBRO JURÍDICO VIGENTE.exe
"C:\Users\Admin\AppData\Local\Temp\No 00014052024 3 DE DICIEMBRE DE 2024 COBRO JURÍDICO VIGENTE.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2700
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2828

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2700-14-0x00000000004CC000-0x00000000004EC000-memory.dmp

Filesize
128KB

Download
memory/2700-0-0x0000000000400000-0x00000000004EC000-memory.dmp

Filesize
944KB

Download
memory/2700-6-0x0000000000400000-0x00000000004EC000-memory.dmp

Filesize
944KB

Download
memory/2700-4-0x0000000000400000-0x00000000004EC000-memory.dmp

Filesize
944KB

Download
memory/2700-3-0x0000000000400000-0x00000000004EC000-memory.dmp

Filesize
944KB

Download
memory/2700-2-0x0000000000400000-0x00000000004EC000-memory.dmp

Filesize
944KB

Download
memory/2700-7-0x0000000000400000-0x00000000004EC000-memory.dmp

Filesize
944KB

Download
memory/2700-13-0x0000000000400000-0x00000000004EC000-memory.dmp

Filesize
944KB

Download
memory/2700-1-0x0000000000408000-0x0000000000420000-memory.dmp

Filesize
96KB

Download
memory/2700-11-0x0000000000400000-0x00000000004EC000-memory.dmp

Filesize
944KB

Download
memory/2828-9-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2828-10-0x0000000000080000-0x0000000000090000-memory.dmp

Filesize
64KB

Download
memory/2828-8-0x0000000000080000-0x0000000000090000-memory.dmp

Filesize
64KB

Download
memory/2828-18-0x0000000000080000-0x0000000000090000-memory.dmp

Filesize
64KB

Download
memory/2828-16-0x0000000000080000-0x0000000000090000-memory.dmp

Filesize
64KB

Download
memory/2828-19-0x000000007441E000-0x000000007441F000-memory.dmp

Filesize
4KB

Download
memory/2828-20-0x0000000074410000-0x0000000074AFE000-memory.dmp

Filesize
6.9MB

Download
memory/2828-21-0x000000007441E000-0x000000007441F000-memory.dmp

Filesize
4KB

Download
memory/2828-22-0x0000000074410000-0x0000000074AFE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads