masslogger | e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e

Analysis

max time kernel
90s
max time network
96s
platform
windows7_x64
resource
win7-20220414-en
submitted
08-07-2022 10:18

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General

Target

e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Size

1.2MB
MD5

233632e49ec5401ddb3387f28f5ce9b9
SHA1

79caebdd1cc3e76e61e7ed400146f81fbab2d885
SHA256

e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e
SHA512

a0354c14300f09429b6821c1a01b5a4b716919b4b43a465cfea418327346393369513d9c1aa7a9914c22cdea6e4806fb5055d1fa9224069dec4d5e437ad82317

Score

10^/10

masslogger collection 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/2040-63-0x0000000000400000-0x0000000000484000-memory.dmp	family_masslogger
behavioral1/memory/2040-64-0x0000000000400000-0x0000000000484000-memory.dmp	family_masslogger
behavioral1/memory/2040-65-0x0000000000400000-0x0000000000484000-memory.dmp	family_masslogger
behavioral1/memory/2040-66-0x000000000047E1AE-mapping.dmp	family_masslogger
behavioral1/memory/2040-68-0x0000000000400000-0x0000000000484000-memory.dmp	family_masslogger
behavioral1/memory/2040-70-0x0000000000400000-0x0000000000484000-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-1-5-21-1083475884-596052423-1669053738-1000\Control Panel\International\Geo\Nation	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.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 created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key queried	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key queried	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key queried	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key queried	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key queried	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key queried	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key queried	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key queried	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key queried	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key queried	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key queried	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key queried	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key queried	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
Key queried	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.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.

flow	ioc
4	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 832 set thread context of 2040	832	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe	28

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2040	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
2040	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
2040	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2040	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 832 wrote to memory of 2040	832	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe	28
PID 832 wrote to memory of 2040	832	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe	28
PID 832 wrote to memory of 2040	832	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe	28
PID 832 wrote to memory of 2040	832	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe	28
PID 832 wrote to memory of 2040	832	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe	28
PID 832 wrote to memory of 2040	832	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe	28
PID 832 wrote to memory of 2040	832	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe	28
PID 832 wrote to memory of 2040	832	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe	28
PID 832 wrote to memory of 2040	832	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe	28

outlook_office_path 1 IoCs

description	ioc	Process
Key queried	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key queried	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe

C:\Users\Admin\AppData\Local\Temp\e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
"C:\Users\Admin\AppData\Local\Temp\e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:832
- C:\Users\Admin\AppData\Local\Temp\e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe
  "C:\Users\Admin\AppData\Local\Temp\e7f0261f170ad022b44a31b65a4c61adffb2cbc85ec64487c3875fd8a6c3cc5e.exe"
  2⤵
  - Checks computer location settings
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2040

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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/832-54-0x0000000000E70000-0x0000000000FA2000-memory.dmp

Filesize
1.2MB

Download
memory/832-55-0x00000000755C1000-0x00000000755C3000-memory.dmp

Filesize
8KB

Download
memory/832-56-0x0000000000210000-0x0000000000226000-memory.dmp

Filesize
88KB

Download
memory/832-57-0x0000000000480000-0x000000000048A000-memory.dmp

Filesize
40KB

Download
memory/832-58-0x00000000056F0000-0x00000000057E0000-memory.dmp

Filesize
960KB

Download
memory/832-59-0x0000000005AF0000-0x0000000005BAE000-memory.dmp

Filesize
760KB

Download
memory/2040-60-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/2040-61-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/2040-63-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/2040-64-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/2040-65-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/2040-68-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/2040-70-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/2040-72-0x0000000004E65000-0x0000000004E76000-memory.dmp

Filesize
68KB

Download