echelon | 687be569737d64b043602602d674a718540bd04d2fc76d705aceb6fd158f7754

Analysis

max time kernel
138s
max time network
161s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2023 08:46

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General

Target

7e860a4e29ec5db1a4178a33019254ea.exe
Size

5.6MB
MD5

7e860a4e29ec5db1a4178a33019254ea
SHA1

c8ccabfae4b83851b9384a01d4ec3eeed2d74167
SHA256

687be569737d64b043602602d674a718540bd04d2fc76d705aceb6fd158f7754
SHA512

77c3d0948e23d99076284de8e9dc72d645a5d4d1cd93284f065c8e05c44c12cd7b6e6ed092ba17e2fd0d18fe9a4821dca15c216adca1089e048bbe56686fe470
SSDEEP

98304:G19EN760TEEnbnr3NKFkP33pMHK0kuNwMpxDQxOGpmqtl4HHA7FyD/EzruNlvK:GvEN7LTdrdJPH2H+pMXQ7pEnA7FyD/Mp

Score

10^/10

echelon collection discovery evasion spyware stealer themida trojan

Malware Config

Signatures

Detects Echelon Stealer payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4488-12-0x0000000000780000-0x00000000015BE000-memory.dmp	family_echelon
behavioral2/memory/4488-13-0x0000000000780000-0x00000000015BE000-memory.dmp	family_echelon
behavioral2/memory/4488-65-0x0000000000780000-0x00000000015BE000-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:

7e860a4e29ec5db1a4178a33019254ea.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 7e860a4e29ec5db1a4178a33019254ea.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	7e860a4e29ec5db1a4178a33019254ea.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:

7e860a4e29ec5db1a4178a33019254ea.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	7e860a4e29ec5db1a4178a33019254ea.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	7e860a4e29ec5db1a4178a33019254ea.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

Themida packer 3 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/4488-12-0x0000000000780000-0x00000000015BE000-memory.dmp	themida
behavioral2/memory/4488-13-0x0000000000780000-0x00000000015BE000-memory.dmp	themida
behavioral2/memory/4488-65-0x0000000000780000-0x00000000015BE000-memory.dmp	themida

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

7e860a4e29ec5db1a4178a33019254ea.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	7e860a4e29ec5db1a4178a33019254ea.exe
Key opened	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	7e860a4e29ec5db1a4178a33019254ea.exe
Key opened	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	7e860a4e29ec5db1a4178a33019254ea.exe

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
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:

7e860a4e29ec5db1a4178a33019254ea.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	7e860a4e29ec5db1a4178a33019254ea.exe

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

36 api.ipify.org
37 api.ipify.org
54 ip-api.com
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

7e860a4e29ec5db1a4178a33019254ea.exe

pid process

4488 7e860a4e29ec5db1a4178a33019254ea.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3696 4488 WerFault.exe 7e860a4e29ec5db1a4178a33019254ea.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

7e860a4e29ec5db1a4178a33019254ea.exe

pid process

4488 7e860a4e29ec5db1a4178a33019254ea.exe
4488 7e860a4e29ec5db1a4178a33019254ea.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

7e860a4e29ec5db1a4178a33019254ea.exe

description pid process

Token: SeDebugPrivilege 4488 7e860a4e29ec5db1a4178a33019254ea.exe

flow	ioc
36	api.ipify.org
37	api.ipify.org
54	ip-api.com

pid	process
4488	7e860a4e29ec5db1a4178a33019254ea.exe

pid	pid_target	process	target process
3696	4488	WerFault.exe	7e860a4e29ec5db1a4178a33019254ea.exe

pid	process
4488	7e860a4e29ec5db1a4178a33019254ea.exe
4488	7e860a4e29ec5db1a4178a33019254ea.exe

description	pid	process
Token: SeDebugPrivilege	4488	7e860a4e29ec5db1a4178a33019254ea.exe

outlook_office_path 1 IoCs

Processes:

7e860a4e29ec5db1a4178a33019254ea.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	7e860a4e29ec5db1a4178a33019254ea.exe

outlook_win_path 1 IoCs

Processes:

7e860a4e29ec5db1a4178a33019254ea.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	7e860a4e29ec5db1a4178a33019254ea.exe

C:\Users\Admin\AppData\Local\Temp\7e860a4e29ec5db1a4178a33019254ea.exe
"C:\Users\Admin\AppData\Local\Temp\7e860a4e29ec5db1a4178a33019254ea.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Accesses Microsoft Outlook profiles
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4488

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4488 -s 2884
2⤵
- Program crash
PID:3696

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4488 -ip 4488
1⤵
PID:2360

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/4488-0-0x0000000000780000-0x00000000015BE000-memory.dmp

Filesize
14.2MB

Download
memory/4488-1-0x0000000075530000-0x0000000075620000-memory.dmp

Filesize
960KB

Download
memory/4488-2-0x0000000075530000-0x0000000075620000-memory.dmp

Filesize
960KB

Download
memory/4488-3-0x0000000075530000-0x0000000075620000-memory.dmp

Filesize
960KB

Download
memory/4488-4-0x0000000075530000-0x0000000075620000-memory.dmp

Filesize
960KB

Download
memory/4488-5-0x0000000075530000-0x0000000075620000-memory.dmp

Filesize
960KB

Download
memory/4488-6-0x0000000075530000-0x0000000075620000-memory.dmp

Filesize
960KB

Download
memory/4488-7-0x0000000075530000-0x0000000075620000-memory.dmp

Filesize
960KB

Download
memory/4488-8-0x0000000075530000-0x0000000075620000-memory.dmp

Filesize
960KB

Download
memory/4488-9-0x00000000770D4000-0x00000000770D6000-memory.dmp

Filesize
8KB

Download
memory/4488-12-0x0000000000780000-0x00000000015BE000-memory.dmp

Filesize
14.2MB

Download
memory/4488-13-0x0000000000780000-0x00000000015BE000-memory.dmp

Filesize
14.2MB

Download
memory/4488-14-0x0000000005CB0000-0x0000000005D16000-memory.dmp

Filesize
408KB

Download
memory/4488-15-0x0000000000780000-0x00000000015BE000-memory.dmp

Filesize
14.2MB

Download
memory/4488-16-0x0000000006C90000-0x0000000006D06000-memory.dmp

Filesize
472KB

Download
memory/4488-20-0x0000000075530000-0x0000000075620000-memory.dmp

Filesize
960KB

Download
memory/4488-21-0x0000000075530000-0x0000000075620000-memory.dmp

Filesize
960KB

Download
memory/4488-22-0x0000000075530000-0x0000000075620000-memory.dmp

Filesize
960KB

Download
memory/4488-23-0x0000000075530000-0x0000000075620000-memory.dmp

Filesize
960KB

Download
memory/4488-25-0x0000000075530000-0x0000000075620000-memory.dmp

Filesize
960KB

Download
memory/4488-26-0x0000000075530000-0x0000000075620000-memory.dmp

Filesize
960KB

Download
memory/4488-27-0x0000000075530000-0x0000000075620000-memory.dmp

Filesize
960KB

Download
memory/4488-28-0x0000000075530000-0x0000000075620000-memory.dmp

Filesize
960KB

Download
memory/4488-43-0x0000000007850000-0x00000000078E2000-memory.dmp

Filesize
584KB

Download
memory/4488-49-0x00000000078F0000-0x000000000798C000-memory.dmp

Filesize
624KB

Download
memory/4488-56-0x0000000007F40000-0x00000000084E4000-memory.dmp

Filesize
5.6MB

Download
memory/4488-65-0x0000000000780000-0x00000000015BE000-memory.dmp

Filesize
14.2MB

Download
memory/4488-66-0x0000000075530000-0x0000000075620000-memory.dmp

Filesize
960KB

Download