masslogger | d43a19e0d55377fea3acc08b3e9e1f7a964bf08da5b11c500217e184bd7cf79a

Analysis

max time kernel
94s
max time network
162s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
21-05-2022 02:04

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General

Target

order.exe
Size

1.2MB
MD5

58d3c173379511c75ea7fba7cb554521
SHA1

350cd0da5171af6a94e2c15c69aebef33d0bcfd8
SHA256

607f9c79b58c26613b4a6ebc78efe524acbe436c984a09aeff7d40cb109eff8d
SHA512

1e767e10a6fc1cdc0654d905c529667d4276fb08a32417b861c35d5269df57753b4794fd4b03f9d2cf4fa6246bff7be7b7bb435b38fb1b918450251cb78f19b6

Score

10^/10

masslogger collection ransomware spyware stealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\F95B724EDE\Log.txt

Family

masslogger

Ransom Note

################################################################# MassLogger v1.3.5.0 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.50 Location: United States OS: Microsoft Windows 10 Pro64bit CPU: Intel Core Processor (Broadwell) GPU: Microsoft Basic Display Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/21/2022 5:11:05 AM MassLogger Started: 5/21/2022 5:10:56 AM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\order.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

Extracted

Credentials

Protocol: smtp
Host:
smtp.gmail.com
Port:
587
Username:
[email protected]
Password:
Pureheaven56

Signatures

MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
stealer spyware masslogger

MassLogger Main Payload 32 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3332-138-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-141-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-143-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-145-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-147-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-149-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-151-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-153-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-155-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-157-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-159-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-161-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-163-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-165-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-167-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-169-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-171-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-173-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-175-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-177-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-179-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-181-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-183-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-187-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-185-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-189-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-191-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-193-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-195-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-197-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-199-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral2/memory/3332-201-0x0000000000400000-0x00000000004B0000-memory.dmp	family_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 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

order.exeorder.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation	order.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation	order.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 18 IoCs

collection

Email Collection

T1114

Processes:

order.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook	order.exe
Key queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook	order.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	order.exe
Key queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	order.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	order.exe
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	order.exe
Key queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook	order.exe
Key queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	order.exe
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	order.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	order.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	order.exe
Key queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	order.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	order.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	order.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook	order.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	order.exe
Key queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	order.exe
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	order.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

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

Processes:

order.exe

description pid process target process

PID 4944 set thread context of 3332 4944 order.exe order.exe
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

Processes:

schtasks.exe

pid process

4828 schtasks.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

order.exe

pid process

3332 order.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

order.exeorder.exe

pid process

4944 order.exe
3332 order.exe
3332 order.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

order.exeorder.exe

description pid process

Token: SeDebugPrivilege 4944 order.exe
Token: SeDebugPrivilege 3332 order.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

order.exe

pid process

3332 order.exe

flow	ioc
14	api.ipify.org

description	pid	process	target process
PID 4944 set thread context of 3332	4944	order.exe	order.exe

pid	process
4828	schtasks.exe

pid	process
3332	order.exe

pid	process
4944	order.exe
3332	order.exe
3332	order.exe

description	pid	process
Token: SeDebugPrivilege	4944	order.exe
Token: SeDebugPrivilege	3332	order.exe

pid	process
3332	order.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

order.exe

description	pid	process	target process
PID 4944 wrote to memory of 4828	4944	order.exe	schtasks.exe
PID 4944 wrote to memory of 4828	4944	order.exe	schtasks.exe
PID 4944 wrote to memory of 4828	4944	order.exe	schtasks.exe
PID 4944 wrote to memory of 3332	4944	order.exe	order.exe
PID 4944 wrote to memory of 3332	4944	order.exe	order.exe
PID 4944 wrote to memory of 3332	4944	order.exe	order.exe
PID 4944 wrote to memory of 3332	4944	order.exe	order.exe
PID 4944 wrote to memory of 3332	4944	order.exe	order.exe
PID 4944 wrote to memory of 3332	4944	order.exe	order.exe
PID 4944 wrote to memory of 3332	4944	order.exe	order.exe
PID 4944 wrote to memory of 3332	4944	order.exe	order.exe

outlook_office_path 1 IoCs

Processes:

order.exe

description	ioc	process
Key queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	order.exe

outlook_win_path 1 IoCs

Processes:

order.exe

description	ioc	process
Key queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	order.exe

C:\Users\Admin\AppData\Local\Temp\order.exe
"C:\Users\Admin\AppData\Local\Temp\order.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4944
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rUrNVd" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA107.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:4828
- C:\Users\Admin\AppData\Local\Temp\order.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:3332

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\Microsoft\CLR_v4.0_32\UsageLogs\order.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA107.tmp

Filesize
1KB

MD5
dc85c7adaa3656a6aa7cfb2732827cdc

SHA1
4e3b2b939d3a280f8f45f26b88aa7479594837be

SHA256
86a4e3343f3195df3cfffc87ad3a93d8d9088e15a88a0297a741a477cdaad115

SHA512
30272421e4e6714aa394a0a1fbf2557e16037ccc88f046feb9012e4df67be1a1439f265edfc5ac8e2f692be93b01719add98fc32958f4ca46e1c03445a81f712

Download Submit
memory/3332-161-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-185-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-649-0x0000000008690000-0x00000000086E0000-memory.dmp

Filesize
320KB

Download
memory/3332-165-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-648-0x0000000005F30000-0x0000000005F96000-memory.dmp

Filesize
408KB

Download
memory/3332-169-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-138-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-167-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-141-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-143-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-145-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-147-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-149-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-151-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-153-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-155-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-157-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-159-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-201-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-163-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-199-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-197-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-137-0x0000000000000000-mapping.dmp

Download
memory/3332-171-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-173-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-175-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-177-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-179-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-181-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-183-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-187-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-195-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-189-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-191-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3332-193-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4828-135-0x0000000000000000-mapping.dmp

Download
memory/4944-133-0x0000000004D30000-0x0000000004D3A000-memory.dmp

Filesize
40KB

Download
memory/4944-131-0x0000000005060000-0x0000000005604000-memory.dmp

Filesize
5.6MB

Download
memory/4944-130-0x00000000000B0000-0x00000000001EE000-memory.dmp

Filesize
1.2MB

Download
memory/4944-132-0x0000000004B90000-0x0000000004C22000-memory.dmp

Filesize
584KB

Download
memory/4944-134-0x0000000008DC0000-0x0000000008E5C000-memory.dmp

Filesize
624KB

Download