masslogger | 95194602842b66bfa515dc2b260b09e45b7024334d5a07bd4ffeb3079d4e6348

General

Target

sososos.exe
Size

1.1MB
MD5

4274297082755d98b9d07fad46dd9f33
SHA1

28a1a56d03bba60df0da5151c854759b477c40ad
SHA256

6cf454ec0892e0367356ae674e93612f1c23d9c99874d8ff7de7d77055cbf9c6
SHA512

f227836df848cfcf5da9de949a5f9986ddecd843a5484b9eab868d57357248541dc9307e9e4c057d0a2fd85166a1026a45f4e31b7ffbdaa6cc9aa84a9387d26a

Score

10^/10

masslogger collection ransomware spyware stealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\8506BBE7FF\Log.txt

Family

masslogger

Ransom Note

<|| v2.4.0.0 ||> User Name: Admin IP: 154.61.71.13 Location: United States Windows OS: Microsoft Windows 7 Ultimate 64bit Windows Serial Key: D4F6K-QK3RD-TMVMJ-BBMRX-3MBMV CPU: Intel Core Processor (Broadwell) GPU: Standard VGA Graphics Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/20/2022 6:05:49 PM MassLogger Started: 5/20/2022 6:05:35 PM Interval: 1 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\sososos.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes: <|| WD Exclusion ||> Disabled <|| Binder ||> Disabled <|| Downloader ||> Disabled <|| Window Searcher ||> Disabled <|| Bot Killer ||> Disabled <|| Search And Upload ||> Disabled <|| Telegram Desktop ||> Not Installed <|| Pidgin ||> Not Installed <|| FileZilla ||> Not Installed <|| Discord Tokken ||> Not Installed <|| NordVPN ||> Not Installed <|| Outlook ||> Not Installed <|| FoxMail ||> Not Installed <|| Thunderbird ||> Not Installed <|| FireFox ||> Not Found <|| QQ Browser ||> Not Installed <|| Chromium Recovery ||> Not Installed or Not Found <|| Keylogger And Clipboard ||> NA

Extracted

Credentials

Protocol: smtp
Host:
mail.difmobilya.com
Port:
587
Username:
[email protected]
Password:
dif7477371

Signatures

MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
stealer spyware masslogger
MassLogger log file 1 IoCs
Detects a log file produced by MassLogger.

Processes:

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:

sososos.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Control Panel\International\Geo\Nation sososos.exe
Drops startup file 1 IoCs

Processes:

notepad.exe

description ioc process

File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\sososososos.vbs notepad.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

yara_rule
masslogger_log_file

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Control Panel\International\Geo\Nation	sososos.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\sososososos.vbs	notepad.exe

Accesses Microsoft Outlook profiles 1 TTPs 35 IoCs

collection

Email Collection

T1114

Processes:

sososos.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	sososos.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	sososos.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	sososos.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	sososos.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	sososos.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	sososos.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook	sososos.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	sososos.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	sososos.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	sososos.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	sososos.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	sososos.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	sososos.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	sososos.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	sososos.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	sososos.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	sososos.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	sososos.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook	sososos.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	sososos.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	sososos.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	sososos.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook	sososos.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook	sososos.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	sososos.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook	sososos.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook	sososos.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook	sososos.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	sososos.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook	sososos.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	sososos.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	sososos.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	sososos.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	sososos.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	sososos.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

4 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

sososos.exe

description pid process target process

PID 1936 set thread context of 1404 1936 sososos.exe sososos.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

sososos.exe

pid process

1404 sososos.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

sososos.exesososos.exe

pid process

1936 sososos.exe
1404 sososos.exe
1404 sososos.exe
1404 sososos.exe
1404 sososos.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

sososos.exe

pid process

1936 sososos.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

sososos.exe

description pid process

Token: SeDebugPrivilege 1404 sososos.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

sososos.exe

pid process

1404 sososos.exe

flow	ioc
4	api.ipify.org

description	pid	process	target process
PID 1936 set thread context of 1404	1936	sososos.exe	sososos.exe

pid	process
1404	sososos.exe

pid	process
1936	sososos.exe
1404	sososos.exe
1404	sososos.exe
1404	sososos.exe
1404	sososos.exe

pid	process
1936	sososos.exe

description	pid	process
Token: SeDebugPrivilege	1404	sososos.exe

pid	process
1404	sososos.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

sososos.exe

description	pid	process	target process
PID 1936 wrote to memory of 1320	1936	sososos.exe	notepad.exe
PID 1936 wrote to memory of 1320	1936	sososos.exe	notepad.exe
PID 1936 wrote to memory of 1320	1936	sososos.exe	notepad.exe
PID 1936 wrote to memory of 1320	1936	sososos.exe	notepad.exe
PID 1936 wrote to memory of 1320	1936	sososos.exe	notepad.exe
PID 1936 wrote to memory of 1320	1936	sososos.exe	notepad.exe
PID 1936 wrote to memory of 1404	1936	sososos.exe	sososos.exe
PID 1936 wrote to memory of 1404	1936	sososos.exe	sososos.exe
PID 1936 wrote to memory of 1404	1936	sososos.exe	sososos.exe
PID 1936 wrote to memory of 1404	1936	sososos.exe	sososos.exe

outlook_office_path 1 IoCs

Processes:

sososos.exe

description	ioc	process
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	sososos.exe

outlook_win_path 1 IoCs

Processes:

sososos.exe

description	ioc	process
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	sososos.exe

C:\Users\Admin\AppData\Local\Temp\sososos.exe
"C:\Users\Admin\AppData\Local\Temp\sososos.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1936

C:\Windows\SysWOW64\notepad.exe
"C:\Windows\system32\notepad.exe"
2⤵
- Drops startup file
PID:1320

C:\Users\Admin\AppData\Local\Temp\sososos.exe
"C:\Users\Admin\AppData\Local\Temp\sososos.exe"
2⤵
- Checks computer location settings
- Accesses Microsoft Outlook profiles
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:1404

Network

MITRE ATT&CK Enterprise 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

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1320-56-0x0000000000000000-mapping.dmp

Download
memory/1404-57-0x0000000000580B00-mapping.dmp

Download
memory/1404-58-0x0000000001ED0000-0x0000000001F88000-memory.dmp

Filesize
736KB

Download
memory/1404-60-0x0000000001ED0000-0x0000000001F88000-memory.dmp

Filesize
736KB

Download
memory/1404-62-0x0000000004B00000-0x0000000004B78000-memory.dmp

Filesize
480KB

Download
memory/1404-63-0x0000000004C35000-0x0000000004C46000-memory.dmp

Filesize
68KB

Download
memory/1936-54-0x0000000074DD1000-0x0000000074DD3000-memory.dmp

Filesize
8KB

Download
memory/1936-55-0x0000000000400000-0x0000000000525000-memory.dmp

Filesize
1.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads