masslogger | a1b9229ef6e1efa2731d6da0bf50d3b99dae4fa6ccc7323d4a20c88f3ae0146b

General

Target

PO's-282020.exe
Size

1.5MB
MD5

c6ee03f38ee45f360ec0b06050c43b7b
SHA1

6a0fb3630f4a2519a0c6163e6f3c93772a375a00
SHA256

0b0537b9f976c4a49f1105bc03d252c0cac7a99b9abdb1a020d2966b6a0b1285
SHA512

f586cc57417b23d42e100ad893c26958b223ff64f8ae746d90c9b94b80bb1f11df691190033725c2f1f624a0cec1a49d5ab656b2f8d5e1b6284a2f04bd9d8f94

Score

10^/10

masslogger collection ransomware spyware stealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\0F48153F20\Log.txt

Family

masslogger

Ransom Note

<|| v2.4.0.0 ||> User Name: Admin IP: 154.61.71.51 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: 5/21/2022 12:08:37 AM MassLogger Started: 5/21/2022 12:08:34 AM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\PO's-282020.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 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:

PO's-282020.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation	PO's-282020.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 42 IoCs

collection

Email Collection

T1114

Processes:

PO's-282020.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook	PO's-282020.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook	PO's-282020.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook	PO's-282020.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook	PO's-282020.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	PO's-282020.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook	PO's-282020.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook	PO's-282020.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook	PO's-282020.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	PO's-282020.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook	PO's-282020.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook	PO's-282020.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook	PO's-282020.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook	PO's-282020.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook	PO's-282020.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.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

32 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

PO's-282020.exe

description pid process target process

PID 4760 set thread context of 4500 4760 PO's-282020.exe PO's-282020.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

PO's-282020.exe

pid process

4500 PO's-282020.exe

flow	ioc
32	api.ipify.org

description	pid	process	target process
PID 4760 set thread context of 4500	4760	PO's-282020.exe	PO's-282020.exe

pid	process
4500	PO's-282020.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

Processes:

PO's-282020.exePO's-282020.exe

pid	process
4760	PO's-282020.exe
4760	PO's-282020.exe
4760	PO's-282020.exe
4760	PO's-282020.exe
4760	PO's-282020.exe
4760	PO's-282020.exe
4760	PO's-282020.exe
4760	PO's-282020.exe
4760	PO's-282020.exe
4760	PO's-282020.exe
4760	PO's-282020.exe
4760	PO's-282020.exe
4760	PO's-282020.exe
4500	PO's-282020.exe
4500	PO's-282020.exe
4500	PO's-282020.exe
4500	PO's-282020.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

PO's-282020.exePO's-282020.exe

description pid process

Token: SeDebugPrivilege 4760 PO's-282020.exe
Token: SeDebugPrivilege 4500 PO's-282020.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

PO's-282020.exe

pid process

4500 PO's-282020.exe

description	pid	process
Token: SeDebugPrivilege	4760	PO's-282020.exe
Token: SeDebugPrivilege	4500	PO's-282020.exe

pid	process
4500	PO's-282020.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

PO's-282020.exe

description	pid	process	target process
PID 4760 wrote to memory of 4588	4760	PO's-282020.exe	PO's-282020.exe
PID 4760 wrote to memory of 4588	4760	PO's-282020.exe	PO's-282020.exe
PID 4760 wrote to memory of 4588	4760	PO's-282020.exe	PO's-282020.exe
PID 4760 wrote to memory of 4524	4760	PO's-282020.exe	PO's-282020.exe
PID 4760 wrote to memory of 4524	4760	PO's-282020.exe	PO's-282020.exe
PID 4760 wrote to memory of 4524	4760	PO's-282020.exe	PO's-282020.exe
PID 4760 wrote to memory of 4744	4760	PO's-282020.exe	PO's-282020.exe
PID 4760 wrote to memory of 4744	4760	PO's-282020.exe	PO's-282020.exe
PID 4760 wrote to memory of 4744	4760	PO's-282020.exe	PO's-282020.exe
PID 4760 wrote to memory of 4500	4760	PO's-282020.exe	PO's-282020.exe
PID 4760 wrote to memory of 4500	4760	PO's-282020.exe	PO's-282020.exe
PID 4760 wrote to memory of 4500	4760	PO's-282020.exe	PO's-282020.exe
PID 4760 wrote to memory of 4500	4760	PO's-282020.exe	PO's-282020.exe
PID 4760 wrote to memory of 4500	4760	PO's-282020.exe	PO's-282020.exe
PID 4760 wrote to memory of 4500	4760	PO's-282020.exe	PO's-282020.exe
PID 4760 wrote to memory of 4500	4760	PO's-282020.exe	PO's-282020.exe
PID 4760 wrote to memory of 4500	4760	PO's-282020.exe	PO's-282020.exe

outlook_office_path 1 IoCs

Processes:

PO's-282020.exe

description	ioc	process
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe

outlook_win_path 1 IoCs

Processes:

PO's-282020.exe

description	ioc	process
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO's-282020.exe

C:\Users\Admin\AppData\Local\Temp\PO's-282020.exe
"C:\Users\Admin\AppData\Local\Temp\PO's-282020.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4760

C:\Users\Admin\AppData\Local\Temp\PO's-282020.exe
"{path}"
2⤵
PID:4588

C:\Users\Admin\AppData\Local\Temp\PO's-282020.exe
"{path}"
2⤵
PID:4524

C:\Users\Admin\AppData\Local\Temp\PO's-282020.exe
"{path}"
2⤵
PID:4744

C:\Users\Admin\AppData\Local\Temp\PO's-282020.exe
"{path}"
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:4500

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO's-282020.exe.log
Filesize
507B

MD5
8cf94b5356be60247d331660005941ec

SHA1
fdedb361f40f22cb6a086c808fc0056d4e421131

SHA256
52a5b2d36f2b72cb02c695cf7ef46444dda73d4ea82a73e0894c805fa9987bc0

SHA512
b886dfc8bf03f8627f051fb6e2ac40ae2e7713584695a365728eb2e2c87217830029aa35bd129c642fa03dde3f7a7dd5690b16248676be60a6bb5f497fb23651

Download Submit
memory/4500-138-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/4500-142-0x00000000076C0000-0x0000000007710000-memory.dmp

Filesize
320KB

Download
memory/4500-141-0x0000000007670000-0x000000000767A000-memory.dmp

Filesize
40KB

Download
memory/4500-140-0x0000000005890000-0x00000000058F6000-memory.dmp

Filesize
408KB

Download
memory/4500-137-0x0000000000000000-mapping.dmp

Download
memory/4524-135-0x0000000000000000-mapping.dmp

Download
memory/4588-134-0x0000000000000000-mapping.dmp

Download
memory/4744-136-0x0000000000000000-mapping.dmp

Download
memory/4760-130-0x0000000000F30000-0x00000000010AE000-memory.dmp

Filesize
1.5MB

Download
memory/4760-133-0x0000000005E50000-0x0000000005EEC000-memory.dmp

Filesize
624KB

Download
memory/4760-132-0x0000000005D10000-0x0000000005DA2000-memory.dmp

Filesize
584KB

Download
memory/4760-131-0x0000000006120000-0x00000000066C4000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads