xworm | 04701aed0a080e4cffd88b38fbec4bc59f0032fb7cd18c9ed8f3526e7aafd084

Analysis

max time kernel
142s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-11-2024 23:28

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General

Target

ss.exe
Size

37KB
MD5

7d9234476c962a83018cd7bdd2cdaaa1
SHA1

7b739dccaea74f7537d95e43ea6260de6c07d92c
SHA256

04701aed0a080e4cffd88b38fbec4bc59f0032fb7cd18c9ed8f3526e7aafd084
SHA512

6341ea5c127ce39fec5e86cc59bfc18efbaead72169cbdebef0958eea9934df051d83dd27c339afa2500465f7c1cfc43641e0272ba5f0cecf1114c8b4b7b48d6
SSDEEP

384:Y4icf4sB8aOkOhdw7mvHo6YuOsRP3RQCLiDOFgi+rn2+T6KNt0/pkFMAfNLTJZwg:fyaO3H8GiDemN6KrTF79HmOMh2L3v

Score

10^/10

xworm persistence rat trojan

Malware Config

Extracted

Family

xworm

Version

5.0

127.0.0.1:7000

Mutex

TGVG1UjcKd5q0sHD

Attributes

Install_directory
%AppData%
install_file
XClient.exe

aes.plain

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral1/memory/2128-1-0x0000000000010000-0x0000000000020000-memory.dmp	family_xworm

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\XClient = "C:\\Users\\Admin\\AppData\\Roaming\\XClient.exe"	ss.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2128	ss.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2128	ss.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2128	ss.exe

C:\Users\Admin\AppData\Local\Temp\ss.exe
"C:\Users\Admin\AppData\Local\Temp\ss.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2128

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2128-0-0x000007FEF59E3000-0x000007FEF59E4000-memory.dmp

Filesize
4KB

Download
memory/2128-1-0x0000000000010000-0x0000000000020000-memory.dmp

Filesize
64KB

Download
memory/2128-3-0x000007FEF59E0000-0x000007FEF63CC000-memory.dmp

Filesize
9.9MB

Download
memory/2128-4-0x000007FEF59E3000-0x000007FEF59E4000-memory.dmp

Filesize
4KB

Download
memory/2128-5-0x000007FEF59E0000-0x000007FEF63CC000-memory.dmp

Filesize
9.9MB

Download