echelon | d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3

Analysis

max time kernel
4294180s
max time network
126s
platform
windows7_x64
resource
win7-20220311-en
submitted
20-03-2022 01:59

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General

Target

d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
Size

2.4MB
MD5

2ce52a25ec3c74b4a0608e8d0fdec0ff
SHA1

d60c64e1333c214db1b37b3d706e10bbc794c3af
SHA256

d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3
SHA512

9d90b5b6b2b599b791ee938786879cd27fb491878316292fa0e15d34d62060fd717a49bcbc2aa0079d74af053cb452cb82c83f535ce8cc0e871ca1e776fa8397

Score

10^/10

echelon bootkit collection discovery evasion persistence spyware stealer trojan

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
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

yara_rule
echelon_log_file

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:

d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.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:

d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Wine	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
Key opened	\REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
Key opened	\REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.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

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe

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
4 api.ipify.org
5 api.ipify.org
6 ip-api.com
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
bootkit persistence

Bootkit
T1067

Processes:

d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe

description ioc process

File opened for modification \??\PhysicalDrive0 d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe

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

description	ioc	process
File opened for modification	\??\PhysicalDrive0	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 13 IoCs

Processes:

d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe

pid	process
1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1576 1932 WerFault.exe d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe

pid	pid_target	process	target process
1576	1932	WerFault.exe	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe

pid	process
1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe

description pid process

Token: SeDebugPrivilege 1932 d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe

description	pid	process
Token: SeDebugPrivilege	1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe

description	pid	process	target process
PID 1932 wrote to memory of 1576	1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe	WerFault.exe
PID 1932 wrote to memory of 1576	1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe	WerFault.exe
PID 1932 wrote to memory of 1576	1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe	WerFault.exe
PID 1932 wrote to memory of 1576	1932	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe	WerFault.exe

outlook_office_path 1 IoCs

Processes:

d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe

outlook_win_path 1 IoCs

Processes:

d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe

C:\Users\Admin\AppData\Local\Temp\d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe
"C:\Users\Admin\AppData\Local\Temp\d117bb94ace706283addab84a8c3fcd5b93591fc527f0664299dcefabc2a90d3.exe"
1⤵
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Accesses Microsoft Outlook profiles
- Checks whether UAC is enabled
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1932

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1932 -s 2200
2⤵
- Program crash
PID:1576

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Bootkit

T1067

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1932-54-0x0000000075D31000-0x0000000075D33000-memory.dmp

Filesize
8KB

Download
memory/1932-56-0x0000000000D60000-0x00000000013B8000-memory.dmp

Filesize
6.3MB

Download
memory/1932-58-0x0000000075040000-0x000000007504B000-memory.dmp

Filesize
44KB

Download
memory/1932-59-0x0000000000D60000-0x00000000013B8000-memory.dmp

Filesize
6.3MB

Download
memory/1932-57-0x0000000077790000-0x0000000077910000-memory.dmp

Filesize
1.5MB

Download
memory/1932-60-0x0000000075050000-0x000000007509A000-memory.dmp

Filesize
296KB

Download
memory/1932-61-0x0000000074F60000-0x0000000074F69000-memory.dmp

Filesize
36KB

Download
memory/1932-62-0x00000000745E0000-0x0000000074CCE000-memory.dmp

Filesize
6.9MB

Download
memory/1932-63-0x0000000075210000-0x0000000075300000-memory.dmp

Filesize
960KB

Download
memory/1932-64-0x0000000075A60000-0x0000000075B2C000-memory.dmp

Filesize
816KB

Download
memory/1932-65-0x0000000074DE0000-0x0000000074E60000-memory.dmp

Filesize
512KB

Download
memory/1932-66-0x00000000758A0000-0x0000000075923000-memory.dmp

Filesize
524KB

Download
memory/1932-67-0x0000000073EF0000-0x00000000745DE000-memory.dmp

Filesize
6.9MB

Download
memory/1932-68-0x0000000074DC0000-0x0000000074DCE000-memory.dmp

Filesize
56KB

Download
memory/1932-69-0x0000000073EF0000-0x00000000745DE000-memory.dmp

Filesize
6.9MB

Download
memory/1932-70-0x0000000073EF0000-0x00000000745DE000-memory.dmp

Filesize
6.9MB

Download
memory/1932-71-0x0000000006000000-0x0000000006001000-memory.dmp

Filesize
4KB

Download
memory/1932-72-0x0000000006005000-0x0000000006016000-memory.dmp

Filesize
68KB

Download
memory/1932-73-0x0000000075940000-0x0000000075A5D000-memory.dmp

Filesize
1.1MB

Download
memory/1932-74-0x0000000073E50000-0x0000000073E67000-memory.dmp

Filesize
92KB

Download
memory/1932-76-0x0000000006016000-0x0000000006017000-memory.dmp

Filesize
4KB

Download
memory/1932-75-0x000000006EBB0000-0x000000006EC02000-memory.dmp

Filesize
328KB

Download
memory/1932-77-0x0000000073C50000-0x0000000073C5D000-memory.dmp

Filesize
52KB

Download
memory/1932-78-0x000000006EB10000-0x000000006EB68000-memory.dmp

Filesize
352KB

Download
memory/1932-79-0x0000000076CB0000-0x0000000076CD7000-memory.dmp

Filesize
156KB

Download
memory/1932-80-0x0000000006017000-0x0000000006018000-memory.dmp

Filesize
4KB

Download