echelon | 2c374e6ae5b72ea2f8acc2fde42a660248e41eaa3728fb8a55a033b1c884b2d1

General

Target

2c374e6ae5b72ea2f8acc2fde42a660248e41eaa3728fb8a55a033b1c884b2d1.exe
Size

1.1MB
MD5

4df9058284f3097bd325add24658a4fb
SHA1

4279798548d1425cae83239357867106fe336cd4
SHA256

2c374e6ae5b72ea2f8acc2fde42a660248e41eaa3728fb8a55a033b1c884b2d1
SHA512

e3fd82fdbd6ad37b591e2132ffaec4f0d619cade1f4af4a94794cc01a5a48b499430da9d790517167bba3d8c75e50f08fc38c3c22a148b2c79ed17c3d1a19101
SSDEEP

12288:ggEMBID71CWeVdxB5uRaWmk93sYvBFaXQAT2QEhXbwsjJEY+nZAudhgIQnOyI:ggEMBID78l4aW+4iRTCbwsjJF+nZAIz

Score

10^/10

echelon collection discovery spyware stealer

Malware Config

Signatures

Detects Echelon Stealer payload 1 IoCs

resource	yara_rule
behavioral1/memory/2956-1-0x0000000001310000-0x0000000001438000-memory.dmp	family_echelon

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2c374e6ae5b72ea2f8acc2fde42a660248e41eaa3728fb8a55a033b1c884b2d1.exe
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2c374e6ae5b72ea2f8acc2fde42a660248e41eaa3728fb8a55a033b1c884b2d1.exe
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2c374e6ae5b72ea2f8acc2fde42a660248e41eaa3728fb8a55a033b1c884b2d1.exe

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.

flow	ioc
4	api.ipify.org
5	api.ipify.org
6	ip-api.com
8	api.ipify.org

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2956	2c374e6ae5b72ea2f8acc2fde42a660248e41eaa3728fb8a55a033b1c884b2d1.exe
2956	2c374e6ae5b72ea2f8acc2fde42a660248e41eaa3728fb8a55a033b1c884b2d1.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2956	2c374e6ae5b72ea2f8acc2fde42a660248e41eaa3728fb8a55a033b1c884b2d1.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2956 wrote to memory of 1628	2956	2c374e6ae5b72ea2f8acc2fde42a660248e41eaa3728fb8a55a033b1c884b2d1.exe	33
PID 2956 wrote to memory of 1628	2956	2c374e6ae5b72ea2f8acc2fde42a660248e41eaa3728fb8a55a033b1c884b2d1.exe	33
PID 2956 wrote to memory of 1628	2956	2c374e6ae5b72ea2f8acc2fde42a660248e41eaa3728fb8a55a033b1c884b2d1.exe	33

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2c374e6ae5b72ea2f8acc2fde42a660248e41eaa3728fb8a55a033b1c884b2d1.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2c374e6ae5b72ea2f8acc2fde42a660248e41eaa3728fb8a55a033b1c884b2d1.exe

C:\Users\Admin\AppData\Local\Temp\2c374e6ae5b72ea2f8acc2fde42a660248e41eaa3728fb8a55a033b1c884b2d1.exe
"C:\Users\Admin\AppData\Local\Temp\2c374e6ae5b72ea2f8acc2fde42a660248e41eaa3728fb8a55a033b1c884b2d1.exe"
1⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:2956
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 2956 -s 1484
  2⤵
  PID:1628

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Browser Information Discovery

Query Registry

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\DHXuFBXRNHDVH7CBFD7FF56\567CBFD7FFDHXuFBXRNHDVH\Browsers\Passwords\Passwords_Edge.txt

Filesize
52B

MD5
fdec4452a98b7d7f3dc83904cd82a724

SHA1
2b447ea859993ab549ee1547c72071e59cace07c

SHA256
59b16ba683aaf821362d2061fef52b52a909ad63be1192ef3d2374f3e8a4b235

SHA512
87a573d8a9a085ffeea49335d213f96cd55385a3afa281d1a4a321043e82cd81a324d1131c764d024966d9dcbcc219d78514b0cdce74f849fe33e0f9ce2df432

Download Submit
memory/2956-0-0x000007FEF5633000-0x000007FEF5634000-memory.dmp

Filesize
4KB

Download
memory/2956-1-0x0000000001310000-0x0000000001438000-memory.dmp

Filesize
1.2MB

Download
memory/2956-33-0x000007FEF5630000-0x000007FEF601C000-memory.dmp

Filesize
9.9MB

Download
memory/2956-57-0x000007FEF5630000-0x000007FEF601C000-memory.dmp

Filesize
9.9MB

Download

Analysis

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