xworm | fd198cf3ef764ffa17e7bd465d666057804a25ed5c6061074c0de7b6df43a667

Analysis

max time kernel
144s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
22/03/2025, 06:09

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General

Target

2fde7f3ffb6b753f4f38d56d9b5a7cc6.exe
Size

42KB
MD5

2fde7f3ffb6b753f4f38d56d9b5a7cc6
SHA1

d1db9a01cda04ba123dd98fd84675bcec94bdad4
SHA256

6c97ecc2c61d32ed69642e73d95768d47cff87f2e6f71d3561ed5b23ffede4e5
SHA512

0dd9a010aade521d8450e30fc9f465498a977ae26e74e3725f00540e276387ee979d6e8608d9faca124521413a55ac45836a0ee05fff8f225bba198b14099799
SSDEEP

384:Tn07iHzfrw+BNPMRTPfckQn2ki/ftcRg2/+QNa95V4doERUrT0h+glcoCL78LY09:TciQqPGkke21/fm7xJRUrOw78LvaD8

Score

10^/10

xworm discovery rat trojan

Malware Config

Extracted

Family

xworm

Version

5.0

178.173.236.10:7000

Mutex

IQ0PdUIpTkHdHJyj

Attributes

Install_directory
%Temp%
install_file
X1Client.exe

aes.plain

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral26/memory/876-4-0x0000000000400000-0x0000000000410000-memory.dmp	family_xworm

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

Downloads MZ/PE file 1 IoCs

flow	pid	Process
4	4048	2fde7f3ffb6b753f4f38d56d9b5a7cc6.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\X1Client.lnk	2fde7f3ffb6b753f4f38d56d9b5a7cc6.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\X1Client.lnk	2fde7f3ffb6b753f4f38d56d9b5a7cc6.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4048 set thread context of 876	4048	2fde7f3ffb6b753f4f38d56d9b5a7cc6.exe	89

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 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2fde7f3ffb6b753f4f38d56d9b5a7cc6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2fde7f3ffb6b753f4f38d56d9b5a7cc6.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
876	2fde7f3ffb6b753f4f38d56d9b5a7cc6.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
876	2fde7f3ffb6b753f4f38d56d9b5a7cc6.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4048	2fde7f3ffb6b753f4f38d56d9b5a7cc6.exe
Token: SeDebugPrivilege	876	2fde7f3ffb6b753f4f38d56d9b5a7cc6.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
876	2fde7f3ffb6b753f4f38d56d9b5a7cc6.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4048 wrote to memory of 876	4048	2fde7f3ffb6b753f4f38d56d9b5a7cc6.exe	89
PID 4048 wrote to memory of 876	4048	2fde7f3ffb6b753f4f38d56d9b5a7cc6.exe	89
PID 4048 wrote to memory of 876	4048	2fde7f3ffb6b753f4f38d56d9b5a7cc6.exe	89
PID 4048 wrote to memory of 876	4048	2fde7f3ffb6b753f4f38d56d9b5a7cc6.exe	89
PID 4048 wrote to memory of 876	4048	2fde7f3ffb6b753f4f38d56d9b5a7cc6.exe	89
PID 4048 wrote to memory of 876	4048	2fde7f3ffb6b753f4f38d56d9b5a7cc6.exe	89
PID 4048 wrote to memory of 876	4048	2fde7f3ffb6b753f4f38d56d9b5a7cc6.exe	89
PID 4048 wrote to memory of 876	4048	2fde7f3ffb6b753f4f38d56d9b5a7cc6.exe	89

C:\Users\Admin\AppData\Local\Temp\2fde7f3ffb6b753f4f38d56d9b5a7cc6.exe
"C:\Users\Admin\AppData\Local\Temp\2fde7f3ffb6b753f4f38d56d9b5a7cc6.exe"
1⤵
- Downloads MZ/PE file
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4048
- C:\Users\Admin\AppData\Local\Temp\2fde7f3ffb6b753f4f38d56d9b5a7cc6.exe
  "C:\Users\Admin\AppData\Local\Temp\2fde7f3ffb6b753f4f38d56d9b5a7cc6.exe"
  2⤵
  - Drops startup file
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:876

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\2fde7f3ffb6b753f4f38d56d9b5a7cc6.exe.log

Filesize
942B

MD5
6bdda504525dab642f6b2501909f5db9

SHA1
4ee3f943422d4ab46886aad80c0aebdf231a0426

SHA256
c295416053705f71b5287254d10d37efcbce5a07deda8785b1e5fc0985eeb00c

SHA512
c5ad8170c259ccd214cc43d759620b87e43f6dba8e0ff0a4f9ae2f3a962cec33d57f93f0514603ecde3809c882cc7f3be525e5e3c05bd9f2532acf11b2ee76b4

Download Submit
memory/876-14-0x0000000005920000-0x00000000059B2000-memory.dmp

Filesize
584KB

Download
memory/876-18-0x0000000075200000-0x00000000759B0000-memory.dmp

Filesize
7.7MB

Download
memory/876-17-0x0000000075200000-0x00000000759B0000-memory.dmp

Filesize
7.7MB

Download
memory/876-16-0x0000000005B10000-0x0000000005B1A000-memory.dmp

Filesize
40KB

Download
memory/876-4-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/876-15-0x0000000075200000-0x00000000759B0000-memory.dmp

Filesize
7.7MB

Download
memory/876-8-0x0000000075200000-0x00000000759B0000-memory.dmp

Filesize
7.7MB

Download
memory/876-9-0x0000000004C90000-0x0000000004D2C000-memory.dmp

Filesize
624KB

Download
memory/4048-3-0x0000000075200000-0x00000000759B0000-memory.dmp

Filesize
7.7MB

Download
memory/4048-7-0x0000000075200000-0x00000000759B0000-memory.dmp

Filesize
7.7MB

Download
memory/4048-0-0x000000007520E000-0x000000007520F000-memory.dmp

Filesize
4KB

Download
memory/4048-2-0x0000000007BA0000-0x0000000008144000-memory.dmp

Filesize
5.6MB

Download
memory/4048-1-0x00000000007D0000-0x00000000007E2000-memory.dmp

Filesize
72KB

Download