masslogger | d0a266b4b689590e572020b8117157cdfa05d9b6d9cbcdb0aa5389ab3d55cfa6

General

Target

BIS SWIFT_20072020_9427492749242_PDF.exe
Size

859KB
MD5

eaa16f260cb00d0af4d9185afe4229ad
SHA1

0e24ae315d10be3bb2b6381fb8dd5236aa15bf5a
SHA256

4ec1d73b11767e3b5dd254e25b0614cd4b8031db95d9677ecbbd53e0eea9c4de
SHA512

aae1dce4c5ad629de0ac851fed60c0ff38e6c6c1665e0aa493c02b07832771e9ea794d492e9e6aeb60328a8975e8b8b0b9e1694ea6156966ae55ca54a0cf437e

Score

10^/10

masslogger collection ransomware spyware stealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\F95B724EDE\Log.txt

Family

masslogger

Ransom Note

################################################################# MassLogger v1.3.5.0 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.50 Location: United States OS: Microsoft Windows 10 Pro64bit CPU: Intel Core Processor (Broadwell) GPU: Microsoft Basic Display Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/21/2022 5:08:56 AM MassLogger Started: 5/21/2022 5:08:53 AM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\BIS SWIFT_20072020_9427492749242_PDF.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

Extracted

Credentials

Protocol: smtp
Host:
smtp.yandex.ru
Port:
587
Username:
[email protected]
Password:
whayasaynewnew

Signatures

MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
stealer spyware masslogger

MassLogger Main Payload 32 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4136-137-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-139-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-141-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-143-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-145-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-147-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-149-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-151-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-153-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-155-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-157-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-159-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-161-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-163-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-165-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-167-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-169-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-171-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-173-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-175-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-177-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-179-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-181-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-183-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-185-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-187-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-189-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-191-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-193-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-195-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-197-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/4136-199-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger

MassLogger log file 1 IoCs
Detects a log file produced by MassLogger.

Processes:

yara_rule

masslogger_log_file

yara_rule
masslogger_log_file

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

BIS SWIFT_20072020_9427492749242_PDF.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation	BIS SWIFT_20072020_9427492749242_PDF.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 18 IoCs

collection

Email Collection

T1114

Processes:

BIS SWIFT_20072020_9427492749242_PDF.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook	BIS SWIFT_20072020_9427492749242_PDF.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BIS SWIFT_20072020_9427492749242_PDF.exe
Key queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BIS SWIFT_20072020_9427492749242_PDF.exe
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BIS SWIFT_20072020_9427492749242_PDF.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BIS SWIFT_20072020_9427492749242_PDF.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BIS SWIFT_20072020_9427492749242_PDF.exe
Key queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook	BIS SWIFT_20072020_9427492749242_PDF.exe
Key queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BIS SWIFT_20072020_9427492749242_PDF.exe
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BIS SWIFT_20072020_9427492749242_PDF.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BIS SWIFT_20072020_9427492749242_PDF.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BIS SWIFT_20072020_9427492749242_PDF.exe
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BIS SWIFT_20072020_9427492749242_PDF.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	BIS SWIFT_20072020_9427492749242_PDF.exe
Key queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	BIS SWIFT_20072020_9427492749242_PDF.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook	BIS SWIFT_20072020_9427492749242_PDF.exe
Key queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook	BIS SWIFT_20072020_9427492749242_PDF.exe
Key queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BIS SWIFT_20072020_9427492749242_PDF.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BIS SWIFT_20072020_9427492749242_PDF.exe

Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

49 api.ipify.org

flow	ioc
49	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

BIS SWIFT_20072020_9427492749242_PDF.exe

description	pid	process	target process
PID 624 set thread context of 4136	624	BIS SWIFT_20072020_9427492749242_PDF.exe	BIS SWIFT_20072020_9427492749242_PDF.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

BIS SWIFT_20072020_9427492749242_PDF.exe

pid process

4136 BIS SWIFT_20072020_9427492749242_PDF.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

BIS SWIFT_20072020_9427492749242_PDF.exe

description pid process

Token: SeDebugPrivilege 4136 BIS SWIFT_20072020_9427492749242_PDF.exe

pid	process
4136	BIS SWIFT_20072020_9427492749242_PDF.exe

description	pid	process
Token: SeDebugPrivilege	4136	BIS SWIFT_20072020_9427492749242_PDF.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

BIS SWIFT_20072020_9427492749242_PDF.exe

description	pid	process	target process
PID 624 wrote to memory of 4136	624	BIS SWIFT_20072020_9427492749242_PDF.exe	BIS SWIFT_20072020_9427492749242_PDF.exe
PID 624 wrote to memory of 4136	624	BIS SWIFT_20072020_9427492749242_PDF.exe	BIS SWIFT_20072020_9427492749242_PDF.exe
PID 624 wrote to memory of 4136	624	BIS SWIFT_20072020_9427492749242_PDF.exe	BIS SWIFT_20072020_9427492749242_PDF.exe
PID 624 wrote to memory of 4136	624	BIS SWIFT_20072020_9427492749242_PDF.exe	BIS SWIFT_20072020_9427492749242_PDF.exe
PID 624 wrote to memory of 4136	624	BIS SWIFT_20072020_9427492749242_PDF.exe	BIS SWIFT_20072020_9427492749242_PDF.exe
PID 624 wrote to memory of 4136	624	BIS SWIFT_20072020_9427492749242_PDF.exe	BIS SWIFT_20072020_9427492749242_PDF.exe
PID 624 wrote to memory of 4136	624	BIS SWIFT_20072020_9427492749242_PDF.exe	BIS SWIFT_20072020_9427492749242_PDF.exe
PID 624 wrote to memory of 4136	624	BIS SWIFT_20072020_9427492749242_PDF.exe	BIS SWIFT_20072020_9427492749242_PDF.exe

outlook_office_path 1 IoCs

Processes:

BIS SWIFT_20072020_9427492749242_PDF.exe

description	ioc	process
Key queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BIS SWIFT_20072020_9427492749242_PDF.exe

outlook_win_path 1 IoCs

Processes:

BIS SWIFT_20072020_9427492749242_PDF.exe

description	ioc	process
Key queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BIS SWIFT_20072020_9427492749242_PDF.exe

C:\Users\Admin\AppData\Local\Temp\BIS SWIFT_20072020_9427492749242_PDF.exe
"C:\Users\Admin\AppData\Local\Temp\BIS SWIFT_20072020_9427492749242_PDF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:624

C:\Users\Admin\AppData\Local\Temp\BIS SWIFT_20072020_9427492749242_PDF.exe
"C:\Users\Admin\AppData\Local\Temp\BIS SWIFT_20072020_9427492749242_PDF.exe"
2⤵
- Checks computer location settings
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4136

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/624-130-0x0000000000770000-0x000000000084E000-memory.dmp

Filesize
888KB

Download
memory/624-131-0x0000000005830000-0x0000000005DD4000-memory.dmp

Filesize
5.6MB

Download
memory/624-132-0x0000000005280000-0x0000000005312000-memory.dmp

Filesize
584KB

Download
memory/624-133-0x00000000051F0000-0x00000000051FA000-memory.dmp

Filesize
40KB

Download
memory/624-134-0x0000000008E70000-0x000000000939C000-memory.dmp

Filesize
5.2MB

Download
memory/624-135-0x00000000097B0000-0x000000000984C000-memory.dmp

Filesize
624KB

Download
memory/4136-136-0x0000000000000000-mapping.dmp

Download
memory/4136-137-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-139-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-141-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-143-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-145-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-147-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-149-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-151-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-153-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-155-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-157-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-159-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-161-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-163-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-165-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-167-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-169-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-171-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-173-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-175-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-177-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-179-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-181-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-183-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-185-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-187-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-189-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-191-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-193-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-195-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-197-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-199-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4136-646-0x0000000005500000-0x0000000005566000-memory.dmp

Filesize
408KB

Download
memory/4136-647-0x0000000006E30000-0x0000000006E80000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads