masslogger | 39c997230b03f22639eb7825ec76cedcfd36021f1d1dea821ffb714e42e8b4ce

Analysis

max time kernel
128s
max time network
188s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
20-05-2022 23:23

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General

Target

ADKA INQ.exe
Size

2.3MB
MD5

97910a5d5c39a191f4fb1cc62a1f543d
SHA1

fb72e8a7b1a5470312ab6f618677758e90f0049f
SHA256

b4e5394cabb090592d987c1ee9bbee93b2f4aeb907cbbb70b62554f1bfc773eb
SHA512

ab308cb7bfd848a9e1a44f5dd97affa72e25b0cbaad3fe4cf516c2b476da005e9859576360e27e512194da4b49989c049cd6f19e86a41d4a2b853e94b5796e30

Score

10^/10

masslogger collection ransomware spyware stealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\2EF8342664\Log.txt

Family

masslogger

Ransom Note

################################################################# MassLogger v1.3.3.0 ################################################################# ### 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 1:27:05 AM MassLogger Started: 5/21/2022 1:27:00 AM Interval: 2 hour MassLogger Process: C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe As Administrator: True

Extracted

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
Dmacdavid

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

Accesses Microsoft Outlook profiles 1 TTPs 18 IoCs

collection

Email Collection

T1114

Processes:

InstallUtil.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	InstallUtil.exe
Key queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	InstallUtil.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook	InstallUtil.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook	InstallUtil.exe
Key queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook	InstallUtil.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.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

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

Processes:

ADKA INQ.exe

description pid process target process

PID 3376 set thread context of 4056 3376 ADKA INQ.exe InstallUtil.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

InstallUtil.exe

pid process

4056 InstallUtil.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

ADKA INQ.exeInstallUtil.exe

pid process

3376 ADKA INQ.exe
3376 ADKA INQ.exe
3376 ADKA INQ.exe
4056 InstallUtil.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

ADKA INQ.exeInstallUtil.exe

description pid process

Token: SeDebugPrivilege 3376 ADKA INQ.exe
Token: SeDebugPrivilege 4056 InstallUtil.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

InstallUtil.exe

pid process

4056 InstallUtil.exe

flow	ioc
22	api.ipify.org

description	pid	process	target process
PID 3376 set thread context of 4056	3376	ADKA INQ.exe	InstallUtil.exe

pid	process
4056	InstallUtil.exe

pid	process
3376	ADKA INQ.exe
3376	ADKA INQ.exe
3376	ADKA INQ.exe
4056	InstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	3376	ADKA INQ.exe
Token: SeDebugPrivilege	4056	InstallUtil.exe

pid	process
4056	InstallUtil.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

ADKA INQ.exe

description	pid	process	target process
PID 3376 wrote to memory of 4056	3376	ADKA INQ.exe	InstallUtil.exe
PID 3376 wrote to memory of 4056	3376	ADKA INQ.exe	InstallUtil.exe
PID 3376 wrote to memory of 4056	3376	ADKA INQ.exe	InstallUtil.exe
PID 3376 wrote to memory of 4056	3376	ADKA INQ.exe	InstallUtil.exe
PID 3376 wrote to memory of 4056	3376	ADKA INQ.exe	InstallUtil.exe
PID 3376 wrote to memory of 4056	3376	ADKA INQ.exe	InstallUtil.exe
PID 3376 wrote to memory of 4056	3376	ADKA INQ.exe	InstallUtil.exe
PID 3376 wrote to memory of 4056	3376	ADKA INQ.exe	InstallUtil.exe

outlook_office_path 1 IoCs

Processes:

InstallUtil.exe

description	ioc	process
Key queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

outlook_win_path 1 IoCs

Processes:

InstallUtil.exe

description	ioc	process
Key queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\ADKA INQ.exe
"C:\Users\Admin\AppData\Local\Temp\ADKA INQ.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3376

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
2⤵
- 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:4056

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3376-130-0x0000000000590000-0x00000000007EC000-memory.dmp

Filesize
2.4MB

Download
memory/3376-131-0x00000000057D0000-0x0000000005D74000-memory.dmp

Filesize
5.6MB

Download
memory/3376-132-0x00000000052C0000-0x0000000005352000-memory.dmp

Filesize
584KB

Download
memory/3376-133-0x0000000005780000-0x00000000057C4000-memory.dmp

Filesize
272KB

Download
memory/4056-134-0x0000000000000000-mapping.dmp

Download
memory/4056-136-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-138-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-140-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-142-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-144-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-146-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-148-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-152-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-150-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-154-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-156-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-160-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-158-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-162-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-164-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-166-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-168-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-170-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-172-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-174-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-176-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-178-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-180-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-182-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-184-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-186-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-188-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-190-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-192-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-194-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-196-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-198-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-200-0x00000000007B0000-0x00000000008F6000-memory.dmp

Filesize
1.3MB

Download
memory/4056-641-0x0000000005BC0000-0x0000000005C26000-memory.dmp

Filesize
408KB

Download
memory/4056-642-0x0000000006300000-0x000000000630A000-memory.dmp

Filesize
40KB

Download
memory/4056-643-0x0000000006C20000-0x0000000006C70000-memory.dmp

Filesize
320KB

Download
memory/4056-644-0x0000000007400000-0x000000000749C000-memory.dmp

Filesize
624KB

Download