xehook | 4f66ddef14082dc213e3a5bac8debfef24027b5b5e9b3be5ac85bc13a31adf45

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
18/03/2025, 03:39

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General

Target

4f66ddef14082dc213e3a5bac8debfef24027b5b5e9b3be5ac85bc13a31adf45.exe
Size

331KB
MD5

1c3c3d869eb0804b24ed9bb2fdd8f3f6
SHA1

54a4f56bc708d2c4e72d744fd095bab33f4e7525
SHA256

4f66ddef14082dc213e3a5bac8debfef24027b5b5e9b3be5ac85bc13a31adf45
SHA512

42d1514c34f63c141defe08213f7f8f26b39bc5c27b558f6f54c4f8256bccebb984345629df75817d1194c86ac00f57acbd899a405609f48a880b95fcb85d386
SSDEEP

6144:FqurA7Ow+h8xoQj7F93V0flM5gUICGN4nMd2pRnOb58++Xx1aa5+rsnFSEvfNH:curA7s8V7BlIpGdNI5j+B19vFSGf5

Score

10^/10

xehook credential_access discovery spyware stealer

Malware Config

Signatures

Detect Xehook Payload 1 IoCs

resource	yara_rule
behavioral1/memory/2404-1-0x00000000001B0000-0x00000000001DC000-memory.dmp	family_xehook

Xehook 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 3 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

Credentials from Web Browsers
T1555.003
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

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.

flow	ioc
6	ip-api.com

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2840	2404	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4f66ddef14082dc213e3a5bac8debfef24027b5b5e9b3be5ac85bc13a31adf45.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2404	4f66ddef14082dc213e3a5bac8debfef24027b5b5e9b3be5ac85bc13a31adf45.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2404 wrote to memory of 2840	2404	4f66ddef14082dc213e3a5bac8debfef24027b5b5e9b3be5ac85bc13a31adf45.exe	33
PID 2404 wrote to memory of 2840	2404	4f66ddef14082dc213e3a5bac8debfef24027b5b5e9b3be5ac85bc13a31adf45.exe	33
PID 2404 wrote to memory of 2840	2404	4f66ddef14082dc213e3a5bac8debfef24027b5b5e9b3be5ac85bc13a31adf45.exe	33
PID 2404 wrote to memory of 2840	2404	4f66ddef14082dc213e3a5bac8debfef24027b5b5e9b3be5ac85bc13a31adf45.exe	33

C:\Users\Admin\AppData\Local\Temp\4f66ddef14082dc213e3a5bac8debfef24027b5b5e9b3be5ac85bc13a31adf45.exe
"C:\Users\Admin\AppData\Local\Temp\4f66ddef14082dc213e3a5bac8debfef24027b5b5e9b3be5ac85bc13a31adf45.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2404
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 1020
  2⤵
  - Program crash
  PID:2840

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2404-1-0x00000000001B0000-0x00000000001DC000-memory.dmp

Filesize
176KB

Download
memory/2404-4-0x00000000748CE000-0x00000000748CF000-memory.dmp

Filesize
4KB

Download
memory/2404-5-0x0000000000510000-0x000000000052A000-memory.dmp

Filesize
104KB

Download
memory/2404-6-0x00000000748C0000-0x0000000074FAE000-memory.dmp

Filesize
6.9MB

Download
memory/2404-7-0x00000000748CE000-0x00000000748CF000-memory.dmp

Filesize
4KB

Download
memory/2404-8-0x00000000748C0000-0x0000000074FAE000-memory.dmp

Filesize
6.9MB

Download
memory/2404-11-0x00000000748C0000-0x0000000074FAE000-memory.dmp

Filesize
6.9MB

Download