echelon | b7291b4d5bdaaffe9f29598bcf3dd822cee39b18d485d2071ee2ae41b9ccdfb2

Analysis

max time kernel
147s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
26-02-2024 01:18

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General

Target

b7291b4d5bdaaffe9f29598bcf3dd822cee39b18d485d2071ee2ae41b9ccdfb2.exe
Size

581KB
MD5

cd4a896224f9dcda6f0244bae4ef9abf
SHA1

d362ab6e88e94c7a4200206f5d74c68eabc9dd07
SHA256

b7291b4d5bdaaffe9f29598bcf3dd822cee39b18d485d2071ee2ae41b9ccdfb2
SHA512

438f7ccb8b347c4928e1727b0800351b79308ee912272f85e0ec0c49c860216d102a06dd961044117f253cada879773bc9b76fdbf5b975a6af2238559d3a7f0d
SSDEEP

12288:wcQ6CmvZLJLUf9snBS4csPYae6qfzRAA:k6xvhhUF54clNf7RB

Score

10^/10

echelon collection discovery spyware stealer

Malware Config

Signatures

Detects Echelon Stealer payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2860-0-0x000001A449D70000-0x000001A449E08000-memory.dmp	family_echelon

Echelon
Echelon is a .NET stealer that targets passwords from browsers, email and cryptocurrency clients.
stealer spyware echelon
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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

b7291b4d5bdaaffe9f29598bcf3dd822cee39b18d485d2071ee2ae41b9ccdfb2.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1790404759-2178872477-2616469472-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b7291b4d5bdaaffe9f29598bcf3dd822cee39b18d485d2071ee2ae41b9ccdfb2.exe
Key opened	\REGISTRY\USER\S-1-5-21-1790404759-2178872477-2616469472-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b7291b4d5bdaaffe9f29598bcf3dd822cee39b18d485d2071ee2ae41b9ccdfb2.exe
Key opened	\REGISTRY\USER\S-1-5-21-1790404759-2178872477-2616469472-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b7291b4d5bdaaffe9f29598bcf3dd822cee39b18d485d2071ee2ae41b9ccdfb2.exe

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

7 api.ipify.org
8 api.ipify.org
28 ip-api.com

flow	ioc
7	api.ipify.org
8	api.ipify.org
28	ip-api.com

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

b7291b4d5bdaaffe9f29598bcf3dd822cee39b18d485d2071ee2ae41b9ccdfb2.exe

pid	process
2860	b7291b4d5bdaaffe9f29598bcf3dd822cee39b18d485d2071ee2ae41b9ccdfb2.exe
2860	b7291b4d5bdaaffe9f29598bcf3dd822cee39b18d485d2071ee2ae41b9ccdfb2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

b7291b4d5bdaaffe9f29598bcf3dd822cee39b18d485d2071ee2ae41b9ccdfb2.exe

description pid process

Token: SeDebugPrivilege 2860 b7291b4d5bdaaffe9f29598bcf3dd822cee39b18d485d2071ee2ae41b9ccdfb2.exe

description	pid	process
Token: SeDebugPrivilege	2860	b7291b4d5bdaaffe9f29598bcf3dd822cee39b18d485d2071ee2ae41b9ccdfb2.exe

outlook_office_path 1 IoCs

Processes:

b7291b4d5bdaaffe9f29598bcf3dd822cee39b18d485d2071ee2ae41b9ccdfb2.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1790404759-2178872477-2616469472-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b7291b4d5bdaaffe9f29598bcf3dd822cee39b18d485d2071ee2ae41b9ccdfb2.exe

outlook_win_path 1 IoCs

Processes:

b7291b4d5bdaaffe9f29598bcf3dd822cee39b18d485d2071ee2ae41b9ccdfb2.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1790404759-2178872477-2616469472-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b7291b4d5bdaaffe9f29598bcf3dd822cee39b18d485d2071ee2ae41b9ccdfb2.exe

C:\Users\Admin\AppData\Local\Temp\b7291b4d5bdaaffe9f29598bcf3dd822cee39b18d485d2071ee2ae41b9ccdfb2.exe
"C:\Users\Admin\AppData\Local\Temp\b7291b4d5bdaaffe9f29598bcf3dd822cee39b18d485d2071ee2ae41b9ccdfb2.exe"
1⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2860

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/2860-0-0x000001A449D70000-0x000001A449E08000-memory.dmp

Filesize
608KB

Download
memory/2860-1-0x00007FF8360B0000-0x00007FF836B71000-memory.dmp

Filesize
10.8MB

Download
memory/2860-2-0x000001A4645A0000-0x000001A4645B0000-memory.dmp

Filesize
64KB

Download
memory/2860-3-0x000001A4644F0000-0x000001A464566000-memory.dmp

Filesize
472KB

Download
memory/2860-32-0x00007FF8360B0000-0x00007FF836B71000-memory.dmp

Filesize
10.8MB

Download
memory/2860-33-0x00007FF8360B0000-0x00007FF836B71000-memory.dmp

Filesize
10.8MB

Download