echelon | 10d9bfb8ffd8604bd88edfa7ec3f70f24f551ad6720016320377afcad9a6f735

General

Target

File.exe
Size

1.8MB
MD5

42d51e625544236266f22b3eebfb2916
SHA1

c629b576834ada632f4cb7f1f9a42dcaed775468
SHA256

10d9bfb8ffd8604bd88edfa7ec3f70f24f551ad6720016320377afcad9a6f735
SHA512

8a340465dcc7cead86908c6286f6eb03ebc0f340c8e9574eb1241dd810c1242b3957260e934fa994bf003c07e0fe7978ea6ec493c076fbccfb4772dc0a37279f

Score

10^/10

echelon discovery spyware stealer

Malware Config

Signatures

Echelon
Echelon is a .NET stealer that targets passwords from browsers, email and cryptocurrency clients.
stealer spyware echelon
Echelon log file 1 IoCs
Detects a log file produced by Echelon.

Processes:

yara_rule

echelon_log_file
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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 4 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

8 api.ipify.org
11 ip-api.com
13 api.ipify.org
7 api.ipify.org
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1540 1848 WerFault.exe File.exe

yara_rule
echelon_log_file

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

pid	pid_target	process	target process
1540	1848	WerFault.exe	File.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

File.exe

description	ioc	process
Set value (data)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\SystemCertificates\CA\Certificates\8D4C4A23BA9EE84EA7348FA98CC6E65FBB69DE7B\Blob = 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	File.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\SystemCertificates\CA\Certificates\8D4C4A23BA9EE84EA7348FA98CC6E65FBB69DE7B	File.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

File.exeWerFault.exe

pid process

1848 File.exe
1848 File.exe
1540 WerFault.exe
1540 WerFault.exe
1540 WerFault.exe
1540 WerFault.exe
1540 WerFault.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

File.exeWerFault.exe

description pid process

Token: SeDebugPrivilege 1848 File.exe
Token: SeDebugPrivilege 1540 WerFault.exe

pid	process
1848	File.exe
1848	File.exe
1540	WerFault.exe
1540	WerFault.exe
1540	WerFault.exe
1540	WerFault.exe
1540	WerFault.exe

description	pid	process
Token: SeDebugPrivilege	1848	File.exe
Token: SeDebugPrivilege	1540	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

File.exe

description	pid	process	target process
PID 1848 wrote to memory of 1540	1848	File.exe	WerFault.exe
PID 1848 wrote to memory of 1540	1848	File.exe	WerFault.exe
PID 1848 wrote to memory of 1540	1848	File.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\File.exe
"C:\Users\Admin\AppData\Local\Temp\File.exe"
1⤵
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1848

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 1848 -s 1564
2⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1540

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Install Root Certificate

1

T1130

Modify Registry

1

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1540-6-0x0000000000000000-mapping.dmp

Download
memory/1540-7-0x0000000001F10000-0x0000000001F21000-memory.dmp

Filesize
68KB

Download
memory/1540-10-0x0000000002B80000-0x0000000002B91000-memory.dmp

Filesize
68KB

Download
memory/1848-0-0x000007FEF5C90000-0x000007FEF667C000-memory.dmp

Filesize
9.9MB

Download
memory/1848-1-0x0000000000A30000-0x0000000000A31000-memory.dmp

Filesize
4KB

Download
memory/1848-3-0x0000000000440000-0x0000000000441000-memory.dmp

Filesize
4KB

Download
memory/1848-4-0x000000001B400000-0x000000001B6C0000-memory.dmp

Filesize
2.8MB

Download
memory/1848-5-0x0000000000450000-0x0000000000451000-memory.dmp

Filesize
4KB

Download

Analysis

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