xworm | dd90b5843c6550de3403c5bf221c3639e56083e337f49050cd21c625229d9609

Analysis

max time kernel
48s
max time network
105s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
13-11-2024 14:06

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General

Target

XClient.exe
Size

38KB
MD5

bfbb29d4f8dc3ce3b7b67e055fb70bcf
SHA1

f9a646e32fb5ec8eb10f1486e5a95883a902b108
SHA256

dd90b5843c6550de3403c5bf221c3639e56083e337f49050cd21c625229d9609
SHA512

e05e3db627c1a9d8de16f1357a95f330b71724dd8ae182a62ad0d3c55414d6ad0caa4ca28f0bb746173565cd1705aa82fa8d41cd99ddddbc43379a746f568a71
SSDEEP

768:siS8brf7blu3ml5G7m9NFfZk7FWPB9WxOOMhTaQkrl:zpnf7c+5PFyFO9WxOOM5sl

Score

10^/10

xworm rat trojan

Malware Config

Extracted

Family

xworm

Version

5.0

instruments-survivor.gl.at.ply.gg:29973

Mutex

Bv3T1nydYnsmIsFU

Attributes

Install_directory
%LocalAppData%
install_file
svchost.exe

aes.plain

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral1/memory/840-1-0x0000000000E50000-0x0000000000E60000-memory.dmp	family_xworm

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

Drops startup file 2 IoCs

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

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
840	XClient.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	840	XClient.exe
Token: SeDebugPrivilege	840	XClient.exe
Token: 33	2756	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	2756	AUDIODG.EXE
Token: 33	2756	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	2756	AUDIODG.EXE

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
840	XClient.exe

C:\Users\Admin\AppData\Local\Temp\XClient.exe
"C:\Users\Admin\AppData\Local\Temp\XClient.exe"
1⤵
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:840

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x570
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2756

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/840-0-0x000007FEF5E03000-0x000007FEF5E04000-memory.dmp

Filesize
4KB

Download
memory/840-1-0x0000000000E50000-0x0000000000E60000-memory.dmp

Filesize
64KB

Download
memory/840-6-0x000007FEF5E00000-0x000007FEF67EC000-memory.dmp

Filesize
9.9MB

Download
memory/840-7-0x000007FEF5E03000-0x000007FEF5E04000-memory.dmp

Filesize
4KB

Download
memory/840-8-0x000000001AAA0000-0x000000001AAAC000-memory.dmp

Filesize
48KB

Download
memory/840-9-0x000007FEF5E00000-0x000007FEF67EC000-memory.dmp

Filesize
9.9MB

Download
memory/840-10-0x000000001BE60000-0x000000001BEEE000-memory.dmp

Filesize
568KB

Download