masslogger | 83d00e235085eda89e4358f3700260657391df716ad8f77c0bcf37f5a7b81d96

General

Target

Bank Account.exe
Size

1.2MB
MD5

6776c53886645d953e106936ec046da1
SHA1

c2a70eb23ef2e029f400f680a6676a2a638c8e27
SHA256

49624f5c771ea1f722d434fe9ddb5985529f67ebb0398ed54f5565ba5e470251
SHA512

92eb24e52087c8a2802b25d39840faa02134ac96de85cb910eb1bc25d0ade3007bf6ce11d1f642e8073d7ba042c971d3f9445e6d9018e1bec9a86642ef82f328

Score

10^/10

masslogger collection ransomware spyware stealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\79FE0CC911\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 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 12:32:48 PM MassLogger Started: 5/21/2022 12:32:41 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\Bank Account.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:

Bank Account.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Control Panel\International\Geo\Nation	Bank Account.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

Processes:

Bank Account.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Bank Account.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	Bank Account.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Bank Account.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Bank Account.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Bank Account.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Bank Account.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Bank Account.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook	Bank Account.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Bank Account.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook	Bank Account.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Bank Account.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Bank Account.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Bank Account.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook	Bank Account.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook	Bank Account.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Bank Account.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook	Bank Account.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Bank Account.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	Bank Account.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	Bank Account.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Bank Account.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Bank Account.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook	Bank Account.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook	Bank Account.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Bank Account.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	Bank Account.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Bank Account.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Bank Account.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook	Bank Account.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Bank Account.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Bank Account.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	Bank Account.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Bank Account.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	Bank Account.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Bank Account.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

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

Processes:

Bank Account.exe

description pid process target process

PID 2024 set thread context of 1448 2024 Bank Account.exe Bank Account.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

Bank Account.exe

pid process

1448 Bank Account.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

Bank Account.exeBank Account.exe

pid process

2024 Bank Account.exe
2024 Bank Account.exe
1448 Bank Account.exe
1448 Bank Account.exe
1448 Bank Account.exe
1448 Bank Account.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Bank Account.exeBank Account.exe

description pid process

Token: SeDebugPrivilege 2024 Bank Account.exe
Token: SeDebugPrivilege 1448 Bank Account.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Bank Account.exe

pid process

1448 Bank Account.exe

flow	ioc
4	api.ipify.org

description	pid	process	target process
PID 2024 set thread context of 1448	2024	Bank Account.exe	Bank Account.exe

pid	process
1448	Bank Account.exe

pid	process
2024	Bank Account.exe
2024	Bank Account.exe
1448	Bank Account.exe
1448	Bank Account.exe
1448	Bank Account.exe
1448	Bank Account.exe

description	pid	process
Token: SeDebugPrivilege	2024	Bank Account.exe
Token: SeDebugPrivilege	1448	Bank Account.exe

pid	process
1448	Bank Account.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

Bank Account.exe

description	pid	process	target process
PID 2024 wrote to memory of 1116	2024	Bank Account.exe	Bank Account.exe
PID 2024 wrote to memory of 1116	2024	Bank Account.exe	Bank Account.exe
PID 2024 wrote to memory of 1116	2024	Bank Account.exe	Bank Account.exe
PID 2024 wrote to memory of 1116	2024	Bank Account.exe	Bank Account.exe
PID 2024 wrote to memory of 1448	2024	Bank Account.exe	Bank Account.exe
PID 2024 wrote to memory of 1448	2024	Bank Account.exe	Bank Account.exe
PID 2024 wrote to memory of 1448	2024	Bank Account.exe	Bank Account.exe
PID 2024 wrote to memory of 1448	2024	Bank Account.exe	Bank Account.exe
PID 2024 wrote to memory of 1448	2024	Bank Account.exe	Bank Account.exe
PID 2024 wrote to memory of 1448	2024	Bank Account.exe	Bank Account.exe
PID 2024 wrote to memory of 1448	2024	Bank Account.exe	Bank Account.exe
PID 2024 wrote to memory of 1448	2024	Bank Account.exe	Bank Account.exe
PID 2024 wrote to memory of 1448	2024	Bank Account.exe	Bank Account.exe

outlook_office_path 1 IoCs

Processes:

Bank Account.exe

description	ioc	process
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Bank Account.exe

outlook_win_path 1 IoCs

Processes:

Bank Account.exe

description	ioc	process
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Bank Account.exe

C:\Users\Admin\AppData\Local\Temp\Bank Account.exe
"C:\Users\Admin\AppData\Local\Temp\Bank Account.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2024

C:\Users\Admin\AppData\Local\Temp\Bank Account.exe
"C:\Users\Admin\AppData\Local\Temp\Bank Account.exe"
2⤵
PID:1116

C:\Users\Admin\AppData\Local\Temp\Bank Account.exe
"C:\Users\Admin\AppData\Local\Temp\Bank Account.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:1448

Network

MITRE ATT&CK Matrix ATT&CK 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

1

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/1448-64-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/1448-65-0x00000000004B341E-mapping.dmp

Download
memory/1448-72-0x0000000004325000-0x0000000004336000-memory.dmp

Filesize
68KB

Download
memory/1448-70-0x00000000021B0000-0x0000000002228000-memory.dmp

Filesize
480KB

Download
memory/1448-69-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/1448-59-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/1448-67-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/1448-62-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/1448-60-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/1448-63-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/2024-54-0x0000000000110000-0x0000000000254000-memory.dmp

Filesize
1.3MB

Download
memory/2024-55-0x0000000076011000-0x0000000076013000-memory.dmp

Filesize
8KB

Download
memory/2024-58-0x00000000072A0000-0x0000000007368000-memory.dmp

Filesize
800KB

Download
memory/2024-57-0x0000000007C00000-0x0000000007CE6000-memory.dmp

Filesize
920KB

Download
memory/2024-56-0x00000000004A0000-0x00000000004A8000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads