masslogger | 1bb0d3a2e4cc4722b1af8db12f0233938b10c629109fb75e584a4e690d9e77b9

Analysis

max time kernel
90s
max time network
143s
platform
windows7_x64
resource
win7-20220414-en
submitted
24/05/2022, 21:02

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General

Target

PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Size

742KB
MD5

0546a5de3ee0d82d42e87c6032326b18
SHA1

46a7470e3011775d6a704f6a1a9c2cb74e0b1ff5
SHA256

1b63db723d1957b88d6199fb5ea958f28de43333d2482a137c5b73b8be78a4a0
SHA512

8b13507141d4fd345e55356f0f5244b0de6fa065965e20eb57520932bf6c9a5cfb15c3a700e16d0a1ae783037f2402a5a2aed1d4695ad233611cd85b7d43695b

Score

10^/10

masslogger collection ransomware spyware stealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\3B8E3C2477\Log.txt

Family

masslogger

Ransom Note

<|| v2.1.0.0 ||> User Name: Admin IP: 154.61.71.50 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: 5/24/2022 11:04:24 PM MassLogger Started: 5/24/2022 11:04:12 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes: <|| WD Exclusion ||> Disabled <|| Binder ||> Disabled <|| USB Spread ||> Disabled <|| Downloader ||> Disabled <|| Bot Killer ||> Disabled <|| Window Searcher ||> 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 ||> Disabled

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.

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-1-5-21-2277218442-1199762539-2004043321-1000\Control Panel\International\Geo\Nation	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.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 opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key queried	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key queried	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key queried	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key queried	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key queried	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key queried	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key queried	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key queried	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key queried	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key queried	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key queried	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key queried	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key queried	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Key queried	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.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 1336 set thread context of 1872	1336	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe	30

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
1188	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1336	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
1872	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1336	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
Token: SeDebugPrivilege	1872	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1336 wrote to memory of 1188	1336	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe	28
PID 1336 wrote to memory of 1188	1336	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe	28
PID 1336 wrote to memory of 1188	1336	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe	28
PID 1336 wrote to memory of 1188	1336	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe	28
PID 1336 wrote to memory of 1872	1336	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe	30
PID 1336 wrote to memory of 1872	1336	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe	30
PID 1336 wrote to memory of 1872	1336	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe	30
PID 1336 wrote to memory of 1872	1336	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe	30
PID 1336 wrote to memory of 1872	1336	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe	30
PID 1336 wrote to memory of 1872	1336	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe	30
PID 1336 wrote to memory of 1872	1336	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe	30
PID 1336 wrote to memory of 1872	1336	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe	30
PID 1336 wrote to memory of 1872	1336	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key queried	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key queried	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe

C:\Users\Admin\AppData\Local\Temp\PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1336
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eZKuuXxaxzyeKr" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAD70.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1188
- C:\Users\Admin\AppData\Local\Temp\PO NOAB1088 Microfinish Valves Pvt Ltd.pdf.exe
  "{path}"
  2⤵
  - Checks computer location settings
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1872

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

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

C:\Users\Admin\AppData\Local\Temp\tmpAD70.tmp

Filesize
1KB

MD5
b4d77110ed142e491903cc7cab02bfa0

SHA1
0790262d3e6422363a738bd475287cabfbc8938c

SHA256
679d2ca8c7c1534feb2c6d54591be7ea98744ca792064443cade59fc59bd279b

SHA512
0cc3222a1af60ad54d6ff711652038288ea164be87b1ca8445476853153785979d95ffde3a7faa953d6bc958f32f053ce97c6fecce4784214cff94be4f546872

Download Submit
memory/1336-54-0x0000000001040000-0x0000000001100000-memory.dmp

Filesize
768KB

Download
memory/1336-55-0x00000000753B1000-0x00000000753B3000-memory.dmp

Filesize
8KB

Download
memory/1336-56-0x0000000000410000-0x0000000000418000-memory.dmp

Filesize
32KB

Download
memory/1336-57-0x0000000004FD0000-0x0000000005070000-memory.dmp

Filesize
640KB

Download
memory/1872-63-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/1872-61-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/1872-60-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/1872-64-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/1872-65-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/1872-68-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/1872-70-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/1872-71-0x0000000000550000-0x0000000000594000-memory.dmp

Filesize
272KB

Download
memory/1872-73-0x00000000004A0000-0x00000000004E0000-memory.dmp

Filesize
256KB

Download
memory/1872-74-0x0000000000790000-0x00000000007A4000-memory.dmp

Filesize
80KB

Download