echelon | 37b659aa22473d3c2c8d94a2f83735a3e849fa148955401751e9a28963171320

Analysis

max time kernel
92s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
24-02-2023 15:21

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General

Target

Echelon.exe
Size

582KB
MD5

be7fb27a2d8fe2dcb1573590373ccab7
SHA1

1f97541db03a96f28c786e99ee40d8da1a2035fd
SHA256

37b659aa22473d3c2c8d94a2f83735a3e849fa148955401751e9a28963171320
SHA512

209d24bb976d671755bf3cdfffdc9d28d2f7c2fd372d3dd6e1a2fdcb537a50ddfd296a661b3627652d945317b0c211d46b569235897a010bac77aea97de28605
SSDEEP

12288:Ha4ne0dXFMetm3aC33ZLJLUf9snBS4csPYae6qfzFAA:T5I33hhUF54clNf7FB

Score

10^/10

echelon collection discovery spyware stealer

Malware Config

Signatures

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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Echelon.exe
Key opened	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Echelon.exe
Key opened	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Echelon.exe

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

Data from Local System
T1005

Credentials in Files
T1081
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.

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1464	2244	WerFault.exe	83

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2244	Echelon.exe
2244	Echelon.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2244	Echelon.exe

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Echelon.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Echelon.exe

C:\Users\Admin\AppData\Local\Temp\Echelon.exe
"C:\Users\Admin\AppData\Local\Temp\Echelon.exe"
1⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2244
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 2244 -s 2784
  2⤵
  - Program crash
  PID:1464

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 456 -p 2244 -ip 2244
1⤵
PID:4204

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

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/2244-133-0x0000019E6F4E0000-0x0000019E6F578000-memory.dmp

Filesize
608KB

Download
memory/2244-134-0x0000019E73040000-0x0000019E73050000-memory.dmp

Filesize
64KB

Download
memory/2244-135-0x0000019E73040000-0x0000019E73050000-memory.dmp

Filesize
64KB

Download