masslogger | 06b5a28f7b3cea3dbb9448342adde2d08c92306d138dcbdae732a80be2da8377

Analysis

max time kernel
73s
max time network
86s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
21-11-2022 15:16

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General

Target

068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Size

1.1MB
MD5

01dfe50d975f4480c60858fd4f8602f0
SHA1

6e9ef13931e96680201624b7d55b71c1aa2b87f5
SHA256

068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06
SHA512

6e2a6620e9ef970350ad1d815bf980575ec3a31d0f984f9a8e15650cc816048e40a914f5f452a12152855cc144309a1c4b19ef800f855c010aca94b0da78c9b2
SSDEEP

24576:TVnc4FOBpGtVozfzAXKsponDp8w0bk9kDaTl7L:JnRFCGtVoDaKLF8Lkqcl7L

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/1348-63-0x0000000000400000-0x0000000000484000-memory.dmp	family_masslogger
behavioral1/memory/1348-65-0x0000000000400000-0x0000000000484000-memory.dmp	family_masslogger
behavioral1/memory/1348-64-0x0000000000400000-0x0000000000484000-memory.dmp	family_masslogger
behavioral1/memory/1348-66-0x000000000047E1AE-mapping.dmp	family_masslogger
behavioral1/memory/1348-68-0x0000000000400000-0x0000000000484000-memory.dmp	family_masslogger
behavioral1/memory/1348-70-0x0000000000400000-0x0000000000484000-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-1-5-21-3845472200-3839195424-595303356-1000\Control Panel\International\Geo\Nation	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key queried	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key queried	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key queried	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key queried	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key queried	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key queried	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key queried	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key queried	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key queried	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key queried	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key queried	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key queried	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key queried	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.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 1520 set thread context of 1348	1520	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe	27

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1348	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
1348	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
1348	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1348	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1520 wrote to memory of 1348	1520	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe	27
PID 1520 wrote to memory of 1348	1520	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe	27
PID 1520 wrote to memory of 1348	1520	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe	27
PID 1520 wrote to memory of 1348	1520	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe	27
PID 1520 wrote to memory of 1348	1520	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe	27
PID 1520 wrote to memory of 1348	1520	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe	27
PID 1520 wrote to memory of 1348	1520	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe	27
PID 1520 wrote to memory of 1348	1520	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe	27
PID 1520 wrote to memory of 1348	1520	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe	27

outlook_office_path 1 IoCs

description	ioc	Process
Key queried	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key queried	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe

C:\Users\Admin\AppData\Local\Temp\068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
"C:\Users\Admin\AppData\Local\Temp\068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1520
- C:\Users\Admin\AppData\Local\Temp\068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe
  "C:\Users\Admin\AppData\Local\Temp\068d065f6cf6f4ece07c2ac083aeac75ef9c2740d4c3204e29535e24222d4c06.exe"
  2⤵
  - Checks computer location settings
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1348

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/1348-65-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/1348-64-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/1348-72-0x0000000004DC5000-0x0000000004DD6000-memory.dmp

Filesize
68KB

Download
memory/1348-70-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/1348-68-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/1348-61-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/1348-63-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/1348-60-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/1520-54-0x0000000000BD0000-0x0000000000CEC000-memory.dmp

Filesize
1.1MB

Download
memory/1520-55-0x0000000075CF1000-0x0000000075CF3000-memory.dmp

Filesize
8KB

Download
memory/1520-59-0x00000000080E0000-0x0000000008178000-memory.dmp

Filesize
608KB

Download
memory/1520-58-0x0000000007EE0000-0x0000000007FAE000-memory.dmp

Filesize
824KB

Download
memory/1520-57-0x0000000000350000-0x000000000035C000-memory.dmp

Filesize
48KB

Download
memory/1520-56-0x0000000000370000-0x0000000000388000-memory.dmp

Filesize
96KB

Download