xworm | aee4ca6b2f3b07e85920f81b32acc5350d198439b181e997cd6a8e3ecbe9c939

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-01-2025 18:23

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General

Target

popi.exe
Size

79KB
MD5

810d912112f579781879ada392b70a53
SHA1

247bc212d2d44184bae484049765240ac9fa5c32
SHA256

aee4ca6b2f3b07e85920f81b32acc5350d198439b181e997cd6a8e3ecbe9c939
SHA512

30fb6d77563a3a0d6b94a9ea9fc2f67c6dda3dc3ac2afd4e968ec998f2eabd1797d751fdac491a979e68301efc633c47fb2668a8abd0c5f0dcff6d12ed8ead0e
SSDEEP

1536:N/SpZjwaZD0YqEnwqaDrMk+bXxNEPZSBVGGmMRZOf4miljMt8xwR2:CEYqEwjrv+bB8DMRZOf4m8M+a2

Score

10^/10

xworm persistence rat trojan

Malware Config

Extracted

Family

xworm

daily-sexually.gl.at.ply.gg:25670

Attributes

Install_directory
%AppData%
install_file
Update.exe

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral1/memory/2308-1-0x0000000000D00000-0x0000000000D1A000-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\Update.lnk	popi.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Update.lnk	popi.exe

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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\Update = "C:\\Users\\Admin\\AppData\\Roaming\\Update.exe"	popi.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
2308	popi.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2308	popi.exe
Token: SeDebugPrivilege	2308	popi.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2308	popi.exe

C:\Users\Admin\AppData\Local\Temp\popi.exe
"C:\Users\Admin\AppData\Local\Temp\popi.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2308

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2308-0-0x000007FEF57B3000-0x000007FEF57B4000-memory.dmp

Filesize
4KB

Download
memory/2308-1-0x0000000000D00000-0x0000000000D1A000-memory.dmp

Filesize
104KB

Download
memory/2308-6-0x000007FEF57B0000-0x000007FEF619C000-memory.dmp

Filesize
9.9MB

Download
memory/2308-7-0x000007FEF57B3000-0x000007FEF57B4000-memory.dmp

Filesize
4KB

Download
memory/2308-8-0x0000000000AA0000-0x0000000000AAC000-memory.dmp

Filesize
48KB

Download
memory/2308-9-0x000007FEF57B0000-0x000007FEF619C000-memory.dmp

Filesize
9.9MB

Download
memory/2308-11-0x000007FEF57B0000-0x000007FEF619C000-memory.dmp

Filesize
9.9MB

Download