echelon | fe84372f838e5c4ab673dcf10349c94433399d725c9586a2aa2a077f168c2020

General

Target

adf2c1710358901e7cc4131c8705ff1b.exe
Size

3.1MB
MD5

adf2c1710358901e7cc4131c8705ff1b
SHA1

f7422460048a1bb7df79c40df103c2ea160d51f6
SHA256

fe84372f838e5c4ab673dcf10349c94433399d725c9586a2aa2a077f168c2020
SHA512

6a966025634645e85a0ade32858510d2e2c29dc5a86e584a3da737aaf27937789deb6855992f23d5f54e43f3a8124b6d74ac65c202babe4e0a4038fafe71fb01
SSDEEP

98304:TVrCEpy5HS84pl5NlSHtaJd3Bo5iIenLkQvFvk:TVrXy5Hzo5NkHted3kiIeLfFM

Score

10^/10

echelon collection evasion spyware stealer

Malware Config

Signatures

Detects Echelon Stealer payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1888-3-0x0000000000A40000-0x0000000001010000-memory.dmp	family_echelon
behavioral2/memory/1888-5-0x0000000000A40000-0x0000000001010000-memory.dmp	family_echelon
behavioral2/memory/1888-42-0x0000000000A40000-0x0000000001010000-memory.dmp	family_echelon

Echelon
Echelon is a .NET stealer that targets passwords from browsers, email and cryptocurrency clients.
stealer spyware echelon
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

adf2c1710358901e7cc4131c8705ff1b.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ adf2c1710358901e7cc4131c8705ff1b.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	adf2c1710358901e7cc4131c8705ff1b.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

adf2c1710358901e7cc4131c8705ff1b.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	adf2c1710358901e7cc4131c8705ff1b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	adf2c1710358901e7cc4131c8705ff1b.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

adf2c1710358901e7cc4131c8705ff1b.exe

description ioc process

Key opened \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Software\Wine adf2c1710358901e7cc4131c8705ff1b.exe
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

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Software\Wine	adf2c1710358901e7cc4131c8705ff1b.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

adf2c1710358901e7cc4131c8705ff1b.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	adf2c1710358901e7cc4131c8705ff1b.exe
Key opened	\REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	adf2c1710358901e7cc4131c8705ff1b.exe
Key opened	\REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	adf2c1710358901e7cc4131c8705ff1b.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

adf2c1710358901e7cc4131c8705ff1b.exe

pid process

1888 adf2c1710358901e7cc4131c8705ff1b.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4708 1888 WerFault.exe adf2c1710358901e7cc4131c8705ff1b.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

adf2c1710358901e7cc4131c8705ff1b.exe

pid process

1888 adf2c1710358901e7cc4131c8705ff1b.exe
1888 adf2c1710358901e7cc4131c8705ff1b.exe
1888 adf2c1710358901e7cc4131c8705ff1b.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

adf2c1710358901e7cc4131c8705ff1b.exe

description pid process

Token: SeDebugPrivilege 1888 adf2c1710358901e7cc4131c8705ff1b.exe

pid	process
1888	adf2c1710358901e7cc4131c8705ff1b.exe

pid	pid_target	process	target process
4708	1888	WerFault.exe	adf2c1710358901e7cc4131c8705ff1b.exe

pid	process
1888	adf2c1710358901e7cc4131c8705ff1b.exe
1888	adf2c1710358901e7cc4131c8705ff1b.exe
1888	adf2c1710358901e7cc4131c8705ff1b.exe

description	pid	process
Token: SeDebugPrivilege	1888	adf2c1710358901e7cc4131c8705ff1b.exe

outlook_office_path 1 IoCs

Processes:

adf2c1710358901e7cc4131c8705ff1b.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	adf2c1710358901e7cc4131c8705ff1b.exe

outlook_win_path 1 IoCs

Processes:

adf2c1710358901e7cc4131c8705ff1b.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	adf2c1710358901e7cc4131c8705ff1b.exe

C:\Users\Admin\AppData\Local\Temp\adf2c1710358901e7cc4131c8705ff1b.exe
"C:\Users\Admin\AppData\Local\Temp\adf2c1710358901e7cc4131c8705ff1b.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Accesses Microsoft Outlook profiles
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1888

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1888 -s 2568
2⤵
- Program crash
PID:4708

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1888 -ip 1888
1⤵
PID:4756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Query Registry

3

T1012

System Information Discovery

1

T1082

Virtualization/Sandbox Evasion

2

T1497

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1888-0-0x0000000000A40000-0x0000000001010000-memory.dmp

Filesize
5.8MB

Download
memory/1888-1-0x0000000077A14000-0x0000000077A16000-memory.dmp

Filesize
8KB

Download
memory/1888-2-0x0000000000A40000-0x0000000001010000-memory.dmp

Filesize
5.8MB

Download
memory/1888-3-0x0000000000A40000-0x0000000001010000-memory.dmp

Filesize
5.8MB

Download
memory/1888-4-0x0000000074800000-0x0000000074FB0000-memory.dmp

Filesize
7.7MB

Download
memory/1888-5-0x0000000000A40000-0x0000000001010000-memory.dmp

Filesize
5.8MB

Download
memory/1888-6-0x0000000007190000-0x00000000071F6000-memory.dmp

Filesize
408KB

Download
memory/1888-7-0x00000000079E0000-0x0000000007A02000-memory.dmp

Filesize
136KB

Download
memory/1888-8-0x0000000007A10000-0x0000000007D64000-memory.dmp

Filesize
3.3MB

Download
memory/1888-10-0x00000000089A0000-0x0000000008A3C000-memory.dmp

Filesize
624KB

Download
memory/1888-42-0x0000000000A40000-0x0000000001010000-memory.dmp

Filesize
5.8MB

Download
memory/1888-43-0x0000000074800000-0x0000000074FB0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads