xworm | 2fac7c2aefb6913bb05d047f139c5ac7e7c66b29da98a48f9dcfdd9493305cf0

Analysis

max time kernel
120s
max time network
150s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
21-05-2024 06:43

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General

Target

Svhost.exe
Size

34KB
MD5

c2856ccd6057ace3ee6f1e8078e0ac45
SHA1

eedd4f993a202b05ea1f82b72c25b35ffbc0a13c
SHA256

2fac7c2aefb6913bb05d047f139c5ac7e7c66b29da98a48f9dcfdd9493305cf0
SHA512

8454460da9f077b12358b87cd39a92739643057a2e598c36605c8ccacee87e7794d51127b0a953d4bdfcae55326f5e242c56d544ad380921c4d00ee05400c156
SSDEEP

384:JIvnqQOsp+5e+tlerboocLbLUZbXCaCrCHixxdspFAR8pkFTBLTIZwYGzcvw9IkZ:L2cHmOabCWzA9Fx9jOOjhf/ki

Score

10^/10

xworm rat trojan

Malware Config

Extracted

Family

xworm

Version

5.0

156.225.129.218:7005

Mutex

XMToaJ2c2kh5ew1F

Attributes

Install_directory
%Userprofile%
install_file
svchosts.exe

aes.plain

Signatures

Detect Xworm Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1896-1-0x0000000000200000-0x000000000020E000-memory.dmp	family_xworm

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

Drops startup file 2 IoCs

Processes:

Svhost.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchosts.lnk	Svhost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchosts.lnk	Svhost.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Svhost.exe

description pid process

Token: SeDebugPrivilege 1896 Svhost.exe

description	pid	process
Token: SeDebugPrivilege	1896	Svhost.exe

C:\Users\Admin\AppData\Local\Temp\Svhost.exe
"C:\Users\Admin\AppData\Local\Temp\Svhost.exe"
1⤵
- Drops startup file
- Suspicious use of AdjustPrivilegeToken
PID:1896

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1896-0-0x000007FEF5A13000-0x000007FEF5A14000-memory.dmp

Filesize
4KB

Download
memory/1896-1-0x0000000000200000-0x000000000020E000-memory.dmp

Filesize
56KB

Download
memory/1896-6-0x000007FEF5A10000-0x000007FEF63FC000-memory.dmp

Filesize
9.9MB

Download
memory/1896-7-0x000007FEF5A13000-0x000007FEF5A14000-memory.dmp

Filesize
4KB

Download
memory/1896-8-0x000007FEF5A10000-0x000007FEF63FC000-memory.dmp

Filesize
9.9MB

Download