masslogger | fe0e5892cf190831d5fdc7c3b0d99dff8875c414ab5464cd35bf73a90e53cab9

Analysis

max time kernel
76s
max time network
138s
platform
windows7_x64
resource
win7-20220414-en
submitted
20-05-2022 22:13

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General

Target

Order Items.exe
Size

1.1MB
MD5

f96fe999c903f4cbdd0e1d473b289e4a
SHA1

11a882b9a1e405c216ef020e822dda4b88071e01
SHA256

b6cc6aed76d1b7e069209d41f75b0275cd99154d75672214c039d8bc0e2eae98
SHA512

47f52eee895bce9b5cb20bfb3b8f41a43b5e53fe0195137f75053e606a6052d5b87ddf2d4ef94b3350e6211bf2f722ef90fc3ea4f36c8edd6137001b04fd9d12

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: 5/21/2022 12:14:42 AM MassLogger Started: 5/21/2022 12:14:34 AM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\Order Items.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

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/1376-62-0x0000000000400000-0x00000000004B8000-memory.dmp	family_masslogger
behavioral1/memory/1376-63-0x0000000000400000-0x00000000004B8000-memory.dmp	family_masslogger
behavioral1/memory/1376-64-0x0000000000400000-0x00000000004B8000-memory.dmp	family_masslogger
behavioral1/memory/1376-65-0x00000000004B34AE-mapping.dmp	family_masslogger
behavioral1/memory/1376-67-0x0000000000400000-0x00000000004B8000-memory.dmp	family_masslogger
behavioral1/memory/1376-69-0x0000000000400000-0x00000000004B8000-memory.dmp	family_masslogger

MassLogger log file 1 IoCs

Detects a log file produced by MassLogger.

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Control Panel\International\Geo\Nation	Order Items.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-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	Order Items.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	Order Items.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Order Items.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Order Items.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook	Order Items.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Order Items.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Order Items.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	Order Items.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Order Items.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook	Order Items.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook	Order Items.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook	Order Items.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Order Items.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Order Items.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Order Items.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Order Items.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Order Items.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	Order Items.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Order Items.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook	Order Items.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Order Items.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook	Order Items.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook	Order Items.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook	Order Items.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	Order Items.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Order Items.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Order Items.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Order Items.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Order Items.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Order Items.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Order Items.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	Order Items.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Order Items.exe
Key queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Order Items.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Order Items.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 2004 set thread context of 1376	2004	Order Items.exe	27

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1376	Order Items.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1376	Order Items.exe
1376	Order Items.exe
1376	Order Items.exe
1376	Order Items.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1376	Order Items.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1376	Order Items.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2004 wrote to memory of 1376	2004	Order Items.exe	27
PID 2004 wrote to memory of 1376	2004	Order Items.exe	27
PID 2004 wrote to memory of 1376	2004	Order Items.exe	27
PID 2004 wrote to memory of 1376	2004	Order Items.exe	27
PID 2004 wrote to memory of 1376	2004	Order Items.exe	27
PID 2004 wrote to memory of 1376	2004	Order Items.exe	27
PID 2004 wrote to memory of 1376	2004	Order Items.exe	27
PID 2004 wrote to memory of 1376	2004	Order Items.exe	27
PID 2004 wrote to memory of 1376	2004	Order Items.exe	27

outlook_office_path 1 IoCs

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

outlook_win_path 1 IoCs

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	Order Items.exe

C:\Users\Admin\AppData\Local\Temp\Order Items.exe
"C:\Users\Admin\AppData\Local\Temp\Order Items.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2004
- C:\Users\Admin\AppData\Local\Temp\Order Items.exe
  "C:\Users\Admin\AppData\Local\Temp\Order Items.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:1376

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/1376-64-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/1376-72-0x0000000000525000-0x0000000000536000-memory.dmp

Filesize
68KB

Download
memory/1376-70-0x00000000008F0000-0x0000000000968000-memory.dmp

Filesize
480KB

Download
memory/1376-69-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/1376-59-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/1376-67-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/1376-63-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/1376-60-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/1376-62-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/2004-54-0x00000000010A0000-0x00000000011C8000-memory.dmp

Filesize
1.2MB

Download
memory/2004-55-0x0000000076191000-0x0000000076193000-memory.dmp

Filesize
8KB

Download
memory/2004-58-0x0000000005430000-0x00000000054F8000-memory.dmp

Filesize
800KB

Download
memory/2004-57-0x0000000005800000-0x00000000058EE000-memory.dmp

Filesize
952KB

Download
memory/2004-56-0x0000000000210000-0x0000000000220000-memory.dmp

Filesize
64KB

Download