echelon | f29efd93b6f2e10ac5d2bfa96af4e50fb9c2574acc95efc49ed2f5bbe7a9baa0 | Triage

Analysis

max time kernel
141s
max time network
103s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
03-05-2024 05:40

Sharing

Report Analysis Logs

General

Target

0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe
Size

526KB
MD5

0fcbaff6f1058bec983c05d703e12fcf
SHA1

a687ad827731392ac25d613fd61538b2622b7f85
SHA256

f29efd93b6f2e10ac5d2bfa96af4e50fb9c2574acc95efc49ed2f5bbe7a9baa0
SHA512

a5d222e68f45eac88df5a677aaabbcc6e682ac73250fcaa32aaf552102c4ce9310ec101078d0ac879f4e6d441cafb2409e18c9af082ebd11fd1023de330d74d2
SSDEEP

12288:6ej11UGyDJSKkf21VoOKFAZGFtWq/3cbGTbKV:JUh1xkf21VgjW+MCbK

Score

10^/10

echelon collection discovery spyware stealer

Malware Config

Signatures

Detects Echelon Stealer payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3820-2-0x000000001B850000-0x000000001B960000-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

Email Collection

Processes:

0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.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 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

19 api.ipify.org
20 api.ipify.org
23 ip-api.com

Suspicious use of NtSetInformationThreadHideFromDebugger 13 IoCs

Processes:

0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe

pid	process
3820	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe
3820	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe
3820	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe
3820	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe
3820	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe
3820	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe
3820	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe
3820	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe
3820	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe
3820	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe
3820	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe
3820	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe
3820	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe

pid	process
3820	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe
3820	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe
3820	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe
3820	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe
3820	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe
3820	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe
3820	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe
3820	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe
3820	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe
3820	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe

description pid process

Token: SeDebugPrivilege 3820 0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe

outlook_office_path 1 IoCs

Processes:

0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe

outlook_win_path 1 IoCs

Processes:

0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0fcbaff6f1058bec983c05d703e12fcf_JaffaCakes118.exe"
1⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3820

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

Credentials In Files

Discovery

Query Registry

Lateral Movement

Collection

Data from Local System

Email Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\XHFwRuXDXRyZ20FDBEDC52\5220FDBEDCXHFwRuXDXRyZ\Browsers\Passwords\Passwords_Edge.txt
Filesize
426B

MD5
42fa959509b3ed7c94c0cf3728b03f6d

SHA1
661292176640beb0b38dc9e7a462518eb592d27d

SHA256
870ef3d2370932a8938faa60abd47d75ea0af98bfa11c82ae8efe9e94fd8be00

SHA512
7def291737d081c93d0cc38ac8d3062fd34d93b68d191eb0d54e9857e0c0afdbcd241471a2e10c28ce8db3b1d1ae0dba2ef6f609cfe8a1e8fe1dd103dba80007

Download Submit
memory/3820-0-0x00007FFE3E833000-0x00007FFE3E835000-memory.dmp

Filesize
8KB

Download
memory/3820-1-0x0000000000A70000-0x0000000000AFA000-memory.dmp

Filesize
552KB

Download
memory/3820-2-0x000000001B850000-0x000000001B960000-memory.dmp

Filesize
1.1MB

Download
memory/3820-3-0x00007FFE3E830000-0x00007FFE3F2F1000-memory.dmp

Filesize
10.8MB

Download
memory/3820-7-0x00007FFE3E830000-0x00007FFE3F2F1000-memory.dmp

Filesize
10.8MB

Download
memory/3820-8-0x00007FFE3E830000-0x00007FFE3F2F1000-memory.dmp

Filesize
10.8MB

Download
memory/3820-9-0x00007FFE3E830000-0x00007FFE3F2F1000-memory.dmp

Filesize
10.8MB

Download
memory/3820-75-0x000000001C620000-0x000000001C642000-memory.dmp

Filesize
136KB

Download
memory/3820-76-0x00007FFE3E830000-0x00007FFE3F2F1000-memory.dmp

Filesize
10.8MB

Download