masslogger | 5845ce79fcd1bbe6ed76bbff18e2f3bb98a7bd82011cf960d5cc21b69651e582

General

Target

PO 450400- 13720.exe
Size

1.8MB
MD5

5a6d7f9876c36b2270fe5e99b096f1a4
SHA1

2f458c4ed1d1edf2697bf7be60dc71a8ced883e9
SHA256

e0cea593cef95fc3438ec707ef6d293c3189c3a3144a389f790cccfaec770759
SHA512

a683f3ba4d84d129ffc71a8a6b7136328d15c859a943b57ecec9ce21aff998f68475b5c020bdedc82c488b57861345e703f0bb4ce6bde5cf23de805716ae610d

Score

10^/10

masslogger collection spyware stealer upx

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.privateemail.com
Port:
587
Username:
[email protected]
Password:
Protected@123

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

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\Costura\8E3603ED8A0381E02887C1DBBE921340\32\sqlite.interop.dll	acprotect

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\Costura\8E3603ED8A0381E02887C1DBBE921340\32\sqlite.interop.dll	upx

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:

PO 450400- 13720.exePO 450400- 13720.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation	PO 450400- 13720.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation	PO 450400- 13720.exe

Loads dropped DLL 1 IoCs

Processes:

PO 450400- 13720.exe

pid process

4040 PO 450400- 13720.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

pid	process
4040	PO 450400- 13720.exe

Accesses Microsoft Outlook profiles 1 TTPs 18 IoCs

collection

Email Collection

T1114

Processes:

PO 450400- 13720.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	PO 450400- 13720.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 450400- 13720.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO 450400- 13720.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO 450400- 13720.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook	PO 450400- 13720.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO 450400- 13720.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 450400- 13720.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	PO 450400- 13720.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO 450400- 13720.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook	PO 450400- 13720.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook	PO 450400- 13720.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO 450400- 13720.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 450400- 13720.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO 450400- 13720.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO 450400- 13720.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO 450400- 13720.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook	PO 450400- 13720.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 450400- 13720.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

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

Processes:

PO 450400- 13720.exe

description pid process target process

PID 4896 set thread context of 4040 4896 PO 450400- 13720.exe PO 450400- 13720.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

4564 schtasks.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

PO 450400- 13720.exe

pid process

4040 PO 450400- 13720.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

PO 450400- 13720.exePO 450400- 13720.exe

pid process

4896 PO 450400- 13720.exe
4896 PO 450400- 13720.exe
4896 PO 450400- 13720.exe
4896 PO 450400- 13720.exe
4040 PO 450400- 13720.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

PO 450400- 13720.exePO 450400- 13720.exe

description pid process

Token: SeDebugPrivilege 4896 PO 450400- 13720.exe
Token: SeDebugPrivilege 4040 PO 450400- 13720.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

PO 450400- 13720.exe

pid process

4040 PO 450400- 13720.exe

flow	ioc
42	api.ipify.org

description	pid	process	target process
PID 4896 set thread context of 4040	4896	PO 450400- 13720.exe	PO 450400- 13720.exe

pid	process
4564	schtasks.exe

pid	process
4040	PO 450400- 13720.exe

pid	process
4896	PO 450400- 13720.exe
4896	PO 450400- 13720.exe
4896	PO 450400- 13720.exe
4896	PO 450400- 13720.exe
4040	PO 450400- 13720.exe

description	pid	process
Token: SeDebugPrivilege	4896	PO 450400- 13720.exe
Token: SeDebugPrivilege	4040	PO 450400- 13720.exe

pid	process
4040	PO 450400- 13720.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

PO 450400- 13720.exe

description	pid	process	target process
PID 4896 wrote to memory of 4564	4896	PO 450400- 13720.exe	schtasks.exe
PID 4896 wrote to memory of 4564	4896	PO 450400- 13720.exe	schtasks.exe
PID 4896 wrote to memory of 4564	4896	PO 450400- 13720.exe	schtasks.exe
PID 4896 wrote to memory of 4040	4896	PO 450400- 13720.exe	PO 450400- 13720.exe
PID 4896 wrote to memory of 4040	4896	PO 450400- 13720.exe	PO 450400- 13720.exe
PID 4896 wrote to memory of 4040	4896	PO 450400- 13720.exe	PO 450400- 13720.exe
PID 4896 wrote to memory of 4040	4896	PO 450400- 13720.exe	PO 450400- 13720.exe
PID 4896 wrote to memory of 4040	4896	PO 450400- 13720.exe	PO 450400- 13720.exe
PID 4896 wrote to memory of 4040	4896	PO 450400- 13720.exe	PO 450400- 13720.exe
PID 4896 wrote to memory of 4040	4896	PO 450400- 13720.exe	PO 450400- 13720.exe
PID 4896 wrote to memory of 4040	4896	PO 450400- 13720.exe	PO 450400- 13720.exe

outlook_office_path 1 IoCs

Processes:

PO 450400- 13720.exe

description	ioc	process
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO 450400- 13720.exe

outlook_win_path 1 IoCs

Processes:

PO 450400- 13720.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 450400- 13720.exe

C:\Users\Admin\AppData\Local\Temp\PO 450400- 13720.exe
"C:\Users\Admin\AppData\Local\Temp\PO 450400- 13720.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4896

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\pIvyriTVKqho" /XML "C:\Users\Admin\AppData\Local\Temp\tmp34CB.tmp"
2⤵
- Creates scheduled task(s)
PID:4564

C:\Users\Admin\AppData\Local\Temp\PO 450400- 13720.exe
"{path}"
2⤵
- Checks computer location settings
- Loads dropped DLL
- 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:4040

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO 450400- 13720.exe.log
Filesize
1KB

MD5
400f1cc1a0a0ce1cdabda365ab3368ce

SHA1
1ecf683f14271d84f3b6063493dce00ff5f42075

SHA256
c8fa64f4b69df13ed6408fd4a204f318a36c2f38c85d4a4d42adfc9173f73765

SHA512
14c8cfd58d097e5e89c8cabe1e665173f1ccf604a9ef70cdcb84116e265f90819c19c891be408e0ad7e29086a5c2ea2883b7a7d1184878dbbac63e2cabcd1c45

Download Submit
C:\Users\Admin\AppData\Local\Temp\Costura\8E3603ED8A0381E02887C1DBBE921340\32\sqlite.interop.dll
Filesize
594KB

MD5
e81aeac387c5db32b7f9b07d15e788e0

SHA1
829be6eaf1cb0d82b2ddfc98272e1087f4a7a7c3

SHA256
44f31f99f048bfc5195937353b5207332e455bcd5a722bcfd32cacfd93f60f06

SHA512
cc6a96325a01c50c059706a1f4156f109e502ef9c0b0f5de209d1f52e7cc973cebc027f57ed988e9d1b8fca62746b60ee7430d608de95cdd0e5ac3cb61fbe32e

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp34CB.tmp
Filesize
1KB

MD5
48d4b2a3fb6b7600dc004f386f87ac4f

SHA1
ad1a1b4599d059c67924b7a003454adecffe19c1

SHA256
6be09b112e9d5659fb4c3b97580744330db617e7404e111ba5208b7dfd8d2b8f

SHA512
8078d070ee5bc8c65a0bb50bb6b50006c82b4edc6761bcd0e9335e0d9afce78b068d49edd3a60d8adf814bc59baaa675474d69b047ee22f6206bb0deb2d0942d

Download Submit
memory/4040-165-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-141-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-700-0x0000000007A70000-0x0000000007AC0000-memory.dmp

Filesize
320KB

Download
memory/4040-167-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-137-0x0000000000000000-mapping.dmp

Download
memory/4040-171-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-699-0x0000000006450000-0x00000000064B6000-memory.dmp

Filesize
408KB

Download
memory/4040-169-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-143-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-145-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-147-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-149-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-151-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-153-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-155-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-157-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-159-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-161-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-163-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-201-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-199-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-197-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-138-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-173-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-175-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-177-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-179-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-181-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-183-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-185-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-187-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-189-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-191-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-193-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4040-195-0x0000000000400000-0x000000000055E000-memory.dmp

Filesize
1.4MB

Download
memory/4564-135-0x0000000000000000-mapping.dmp

Download
memory/4896-134-0x000000000E760000-0x000000000E7FC000-memory.dmp

Filesize
624KB

Download
memory/4896-133-0x000000000AF90000-0x000000000AF9A000-memory.dmp

Filesize
40KB

Download
memory/4896-130-0x00000000009A0000-0x0000000000B7C000-memory.dmp

Filesize
1.9MB

Download
memory/4896-131-0x000000000B430000-0x000000000B9D4000-memory.dmp

Filesize
5.6MB

Download
memory/4896-132-0x000000000B020000-0x000000000B0B2000-memory.dmp

Filesize
584KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads