masslogger | 04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc

Analysis

max time kernel
74s
max time network
60s
platform
windows7_x64
resource
win7-20220331-en
submitted
30/03/2022, 07:59

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General

Target

04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Size

1.2MB
MD5

c3367d3f38d278eb69d1603e5f818e0a
SHA1

fb7e92516ee972cf93a895eb397d2eafa99e4fb2
SHA256

04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc
SHA512

04942131303c203b1b3431e13512ed30155b630f5e1b9fea6eff3cb19798d26416450fbfc80d21acbb7cf5f6666ddbf760704ac9f9c6f41849106fd68e564858

Score

10^/10

masslogger collection persistence spyware stealer

Malware Config

Signatures

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

MassLogger Main Payload 6 IoCs

resource	yara_rule
behavioral1/memory/1340-60-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger
behavioral1/memory/1340-61-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger
behavioral1/memory/1340-62-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger
behavioral1/memory/1340-63-0x0000000000481BFE-mapping.dmp	family_masslogger
behavioral1/memory/1340-65-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger
behavioral1/memory/1340-67-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Control Panel\International\Geo\Nation	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.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 35 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key queried	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key created	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key queried	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key created	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key created	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key queried	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key opened	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key created	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key queried	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key queried	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key created	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key opened	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key created	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key queried	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key created	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key created	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key created	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key queried	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key queried	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key queried	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key opened	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key created	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key created	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key created	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key created	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key opened	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key queried	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key queried	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key opened	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key queried	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key opened	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key opened	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key created	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key queried	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Key queried	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Windows\CurrentVersion\Run\vlc = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Start Menu\\Programs\\VideoLAN\\vlc.exe\""	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1168 set thread context of 1340	1168	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe	28

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1340	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1168	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
1168	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
1340	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
1340	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
1340	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
1340	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1168	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
Token: SeDebugPrivilege	1340	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1340	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1168 wrote to memory of 1340	1168	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe	28
PID 1168 wrote to memory of 1340	1168	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe	28
PID 1168 wrote to memory of 1340	1168	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe	28
PID 1168 wrote to memory of 1340	1168	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe	28
PID 1168 wrote to memory of 1340	1168	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe	28
PID 1168 wrote to memory of 1340	1168	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe	28
PID 1168 wrote to memory of 1340	1168	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe	28
PID 1168 wrote to memory of 1340	1168	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe	28
PID 1168 wrote to memory of 1340	1168	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe	28

outlook_office_path 1 IoCs

description	ioc	Process
Key queried	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key queried	\REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe

C:\Users\Admin\AppData\Local\Temp\04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
"C:\Users\Admin\AppData\Local\Temp\04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1168
- C:\Users\Admin\AppData\Local\Temp\04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.exe
  "C:\Users\Admin\AppData\Local\Temp\04152a0afcecfd0fec39d738d02d64f2ef360a82b9d001c4e25465ec6a44d9cc.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:1340

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1168-54-0x0000000000CA0000-0x0000000000DE0000-memory.dmp

Filesize
1.2MB

Download
memory/1168-55-0x00000000043A0000-0x0000000004438000-memory.dmp

Filesize
608KB

Download
memory/1168-56-0x0000000000360000-0x000000000037C000-memory.dmp

Filesize
112KB

Download
memory/1340-57-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1340-58-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1340-60-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1340-61-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1340-62-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1340-65-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1340-67-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1340-68-0x0000000004C65000-0x0000000004C76000-memory.dmp

Filesize
68KB

Download