masslogger | 2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd

General

Target

2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
Size

627KB
MD5

2ddf6a0a66d234599cec8cf00621fce8
SHA1

16575fc344204981f2daf330e3d2277154e4136c
SHA256

2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd
SHA512

3ecc03abd2c9747490d4b206d6425afa1b5ee71a0d0b77eea9fcb408fca6d35183e681de9fc7fc6a0ad9211fbcedde69f908024acccbdde2f96a6587808e69f5

Score

10^/10

masslogger collection ransomware spyware stealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\8236ADF044\Log.txt

Family

masslogger

Ransom Note

################################################################# MassLogger v2.0.0.0 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.50 Location: United States Windows OS: Microsoft Windows 10 Pro 64bit Windows Serial Key: W269N-WFGWX-YVC9B-4J6C9-T83GX CPU: Intel Core Processor (Broadwell) GPU: Microsoft Basic Display Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/20/2022 7:48:06 PM MassLogger Started: 5/20/2022 7:48:00 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

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

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:

2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.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:

2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
Key queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
Key queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
Key queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
Key queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
Key queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
Key queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.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

30 api.ipify.org

flow	ioc
30	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe

description	pid	process	target process
PID 2584 set thread context of 3576	2584	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe

pid process

3576 2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe

pid	process
3576	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe

pid	process
2584	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
2584	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
3576	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
3576	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe

description	pid	process
Token: SeDebugPrivilege	2584	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
Token: SeDebugPrivilege	3576	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe

pid process

3576 2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe

pid	process
3576	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe

description	pid	process	target process
PID 2584 wrote to memory of 4920	2584	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
PID 2584 wrote to memory of 4920	2584	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
PID 2584 wrote to memory of 4920	2584	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
PID 2584 wrote to memory of 3576	2584	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
PID 2584 wrote to memory of 3576	2584	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
PID 2584 wrote to memory of 3576	2584	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
PID 2584 wrote to memory of 3576	2584	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
PID 2584 wrote to memory of 3576	2584	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
PID 2584 wrote to memory of 3576	2584	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
PID 2584 wrote to memory of 3576	2584	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
PID 2584 wrote to memory of 3576	2584	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe

outlook_office_path 1 IoCs

Processes:

2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe

description	ioc	process
Key queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe

outlook_win_path 1 IoCs

Processes:

2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe

description	ioc	process
Key queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe

C:\Users\Admin\AppData\Local\Temp\2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
"C:\Users\Admin\AppData\Local\Temp\2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2584

C:\Users\Admin\AppData\Local\Temp\2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
"C:\Users\Admin\AppData\Local\Temp\2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe"
2⤵
PID:4920

C:\Users\Admin\AppData\Local\Temp\2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.exe
"C:\Users\Admin\AppData\Local\Temp\2b44ddd2f6551762a56522b9fd602ff822906cb1371f379a3aeb2beda47ee4dd.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:3576

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/2584-130-0x0000000000D60000-0x0000000000E04000-memory.dmp

Filesize
656KB

Download
memory/2584-131-0x0000000005CD0000-0x0000000006274000-memory.dmp

Filesize
5.6MB

Download
memory/2584-132-0x00000000057D0000-0x0000000005862000-memory.dmp

Filesize
584KB

Download
memory/2584-133-0x0000000005960000-0x000000000596A000-memory.dmp

Filesize
40KB

Download
memory/2584-134-0x00000000080F0000-0x000000000818C000-memory.dmp

Filesize
624KB

Download
memory/3576-136-0x0000000000000000-mapping.dmp

Download
memory/3576-137-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/3576-138-0x0000000004E90000-0x0000000004EF6000-memory.dmp

Filesize
408KB

Download
memory/3576-139-0x0000000007480000-0x00000000074D0000-memory.dmp

Filesize
320KB

Download
memory/4920-135-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads