xehook | 1988e57588055c5e70ba3acc057888a03d33520ae86f74f95e6c2a9bcbf128aa

Analysis

max time kernel
197s
max time network
287s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
22-04-2024 04:52

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General

Target

1988e57588055c5e70ba3acc057888a03d33520ae86f74f95e6c2a9bcbf128aa.exe
Size

273KB
MD5

09b7c724534548986bb2110cf0902d76
SHA1

b94ad55a4b7c4c2c9d5a85c3426bbd8a54bfbcc8
SHA256

1988e57588055c5e70ba3acc057888a03d33520ae86f74f95e6c2a9bcbf128aa
SHA512

42ff115546983093708a43909f1bf962741ab7ceca55b86892f4e85bd3b6071ef2bddadd8f0a51a4684c11f2fca988e58a26ad6567820990a3c243670182ea5f
SSDEEP

6144:VtwlK8rGFkFokzeQanr/6pNLCI8cQGz0nUMtY/uqqaO0:B8rGFkFP2upVC+zqUMtY/uq/O0

Score

10^/10

xehook spyware stealer

Malware Config

Extracted

Family

xehook

https://unotree.ru/

https://aiwhcpoaw.ru/

Signatures

Detect Xehook Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3608-0-0x0000000000840000-0x0000000000888000-memory.dmp	family_xehook
behavioral2/memory/340-1-0x0000000000400000-0x000000000041C000-memory.dmp	family_xehook
behavioral2/memory/3608-2-0x0000000000840000-0x0000000000888000-memory.dmp	family_xehook

Xehook stealer
Xehook is an infostealer written in C#.
stealer xehook
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

3 ip-api.com

flow	ioc
3	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

Processes:

1988e57588055c5e70ba3acc057888a03d33520ae86f74f95e6c2a9bcbf128aa.exe

description	pid	process	target process
PID 3608 set thread context of 340	3608	1988e57588055c5e70ba3acc057888a03d33520ae86f74f95e6c2a9bcbf128aa.exe	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 340 RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	340	RegAsm.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

1988e57588055c5e70ba3acc057888a03d33520ae86f74f95e6c2a9bcbf128aa.exe

description	pid	process	target process
PID 3608 wrote to memory of 3604	3608	1988e57588055c5e70ba3acc057888a03d33520ae86f74f95e6c2a9bcbf128aa.exe	RegAsm.exe
PID 3608 wrote to memory of 3604	3608	1988e57588055c5e70ba3acc057888a03d33520ae86f74f95e6c2a9bcbf128aa.exe	RegAsm.exe
PID 3608 wrote to memory of 3604	3608	1988e57588055c5e70ba3acc057888a03d33520ae86f74f95e6c2a9bcbf128aa.exe	RegAsm.exe
PID 3608 wrote to memory of 340	3608	1988e57588055c5e70ba3acc057888a03d33520ae86f74f95e6c2a9bcbf128aa.exe	RegAsm.exe
PID 3608 wrote to memory of 340	3608	1988e57588055c5e70ba3acc057888a03d33520ae86f74f95e6c2a9bcbf128aa.exe	RegAsm.exe
PID 3608 wrote to memory of 340	3608	1988e57588055c5e70ba3acc057888a03d33520ae86f74f95e6c2a9bcbf128aa.exe	RegAsm.exe
PID 3608 wrote to memory of 340	3608	1988e57588055c5e70ba3acc057888a03d33520ae86f74f95e6c2a9bcbf128aa.exe	RegAsm.exe
PID 3608 wrote to memory of 340	3608	1988e57588055c5e70ba3acc057888a03d33520ae86f74f95e6c2a9bcbf128aa.exe	RegAsm.exe
PID 3608 wrote to memory of 340	3608	1988e57588055c5e70ba3acc057888a03d33520ae86f74f95e6c2a9bcbf128aa.exe	RegAsm.exe
PID 3608 wrote to memory of 340	3608	1988e57588055c5e70ba3acc057888a03d33520ae86f74f95e6c2a9bcbf128aa.exe	RegAsm.exe
PID 3608 wrote to memory of 340	3608	1988e57588055c5e70ba3acc057888a03d33520ae86f74f95e6c2a9bcbf128aa.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\1988e57588055c5e70ba3acc057888a03d33520ae86f74f95e6c2a9bcbf128aa.exe
"C:\Users\Admin\AppData\Local\Temp\1988e57588055c5e70ba3acc057888a03d33520ae86f74f95e6c2a9bcbf128aa.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3608

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
PID:3604

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
- Suspicious use of AdjustPrivilegeToken
PID:340

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/340-1-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/340-3-0x00000000730F0000-0x00000000737DE000-memory.dmp

Filesize
6.9MB

Download
memory/340-4-0x0000000005B90000-0x000000000608E000-memory.dmp

Filesize
5.0MB

Download
memory/340-5-0x0000000006630000-0x00000000066C2000-memory.dmp

Filesize
584KB

Download
memory/340-6-0x0000000006860000-0x00000000068C6000-memory.dmp

Filesize
408KB

Download
memory/340-11-0x00000000730F0000-0x00000000737DE000-memory.dmp

Filesize
6.9MB

Download
memory/3608-0-0x0000000000840000-0x0000000000888000-memory.dmp

Filesize
288KB

Download
memory/3608-2-0x0000000000840000-0x0000000000888000-memory.dmp

Filesize
288KB

Download