3ff8b87a187259c7223e79c8cae7cd5c39760333043ebf525d4bc41e9bb7cb85

Analysis

max time kernel
93s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-01-2025 22:55

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General

Target

3ff8b87a187259c7223e79c8cae7cd5c39760333043ebf525d4bc41e9bb7cb85.exe
Size

208KB
MD5

07304fba8cb3d35bdf4ffc54059e4901
SHA1

9249bbaf4490fa818d32699ff72bde5cdb7dffe3
SHA256

3ff8b87a187259c7223e79c8cae7cd5c39760333043ebf525d4bc41e9bb7cb85
SHA512

b160534466b480f9531961d9fd666b6930f12d4811dd863f393e16e87b5b4be0161d38adf6e74cc1d971a538f4ddddad9a8e6a5039c4fbcf670f929646d9856e
SSDEEP

6144:H3bdXPx3kdIKCC0ef//uXltKc+LVsz9b8:PkdFeCXuLKcCVsz6

Score

7^/10

discovery spyware stealer upx

Malware Config

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1996 set thread context of 1704	1996	3ff8b87a187259c7223e79c8cae7cd5c39760333043ebf525d4bc41e9bb7cb85.exe	82

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1704-2-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1704-4-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1704-5-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1704-6-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1704-8-0x0000000000400000-0x0000000000453000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 2 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	3ff8b87a187259c7223e79c8cae7cd5c39760333043ebf525d4bc41e9bb7cb85.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3ff8b87a187259c7223e79c8cae7cd5c39760333043ebf525d4bc41e9bb7cb85.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1996	3ff8b87a187259c7223e79c8cae7cd5c39760333043ebf525d4bc41e9bb7cb85.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1996 wrote to memory of 1704	1996	3ff8b87a187259c7223e79c8cae7cd5c39760333043ebf525d4bc41e9bb7cb85.exe	82
PID 1996 wrote to memory of 1704	1996	3ff8b87a187259c7223e79c8cae7cd5c39760333043ebf525d4bc41e9bb7cb85.exe	82
PID 1996 wrote to memory of 1704	1996	3ff8b87a187259c7223e79c8cae7cd5c39760333043ebf525d4bc41e9bb7cb85.exe	82
PID 1996 wrote to memory of 1704	1996	3ff8b87a187259c7223e79c8cae7cd5c39760333043ebf525d4bc41e9bb7cb85.exe	82
PID 1996 wrote to memory of 1704	1996	3ff8b87a187259c7223e79c8cae7cd5c39760333043ebf525d4bc41e9bb7cb85.exe	82
PID 1996 wrote to memory of 1704	1996	3ff8b87a187259c7223e79c8cae7cd5c39760333043ebf525d4bc41e9bb7cb85.exe	82
PID 1996 wrote to memory of 1704	1996	3ff8b87a187259c7223e79c8cae7cd5c39760333043ebf525d4bc41e9bb7cb85.exe	82
PID 1996 wrote to memory of 1704	1996	3ff8b87a187259c7223e79c8cae7cd5c39760333043ebf525d4bc41e9bb7cb85.exe	82

C:\Users\Admin\AppData\Local\Temp\3ff8b87a187259c7223e79c8cae7cd5c39760333043ebf525d4bc41e9bb7cb85.exe
"C:\Users\Admin\AppData\Local\Temp\3ff8b87a187259c7223e79c8cae7cd5c39760333043ebf525d4bc41e9bb7cb85.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1996
- C:\Users\Admin\AppData\Local\Temp\3ff8b87a187259c7223e79c8cae7cd5c39760333043ebf525d4bc41e9bb7cb85.exe
  /scomma "C:\Users\Admin\AppData\Local\Temp\Zdln8hUAj8.ini"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1704

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\Zdln8hUAj8.ini

Filesize
5B

MD5
d1ea279fb5559c020a1b4137dc4de237

SHA1
db6f8988af46b56216a6f0daf95ab8c9bdb57400

SHA256
fcdcc2c46896915a1c695d6231f0fee336a668531b7a3da46178c80362546dba

SHA512
720e9c284f0559015312df7fe977563e5e16f48d3506e51eb4016adf7971924d352f740b030aa3adc81b6f65fd1dba12df06d10fa6c115074e5097e7ee0f08b3

Download Submit
memory/1704-2-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1704-4-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1704-5-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1704-6-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1704-8-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download