masslogger | 0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249

General

Target

0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe
Size

2.2MB
MD5

bc5b6c3533eb2b20b6c46fcb67d0ae8f
SHA1

b10c0d14b9d59390b92dc5779d1c152714e56191
SHA256

0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249
SHA512

60b4ed338d52b932d2741eb96fe10bf5c0d21f8082dc37e03c1622e0349eea331cf6bbb6215567ca0103cbcafe20d62b72f9e912f85b302b269bb7515a45aa5e

Score

10^/10

masslogger collection spyware stealer upx

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.wolterfan.com
Port:
587
Username:
marketing2@wolterfan.com
Password:
@Mar123

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
\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
\Users\Admin\AppData\Local\Temp\Costura\8E3603ED8A0381E02887C1DBBE921340\32\sqlite.interop.dll	upx

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:

0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Control Panel\International\Geo\Nation	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe

Loads dropped DLL 1 IoCs

Processes:

0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe

pid process

1908 0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.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
1908	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe

Accesses Microsoft Outlook profiles 1 TTPs 15 IoCs

collection

Email Collection

T1114

Processes:

0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.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

3 api.ipify.org

flow	ioc
3	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe

description	pid	process	target process
PID 872 set thread context of 1908	872	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe

pid	process
872	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe
1908	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe

pid process

872 0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe

description pid process

Token: SeDebugPrivilege 1908 0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe

description	pid	process
Token: SeDebugPrivilege	1908	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe

description	pid	process	target process
PID 872 wrote to memory of 1908	872	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe
PID 872 wrote to memory of 1908	872	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe
PID 872 wrote to memory of 1908	872	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe
PID 872 wrote to memory of 1908	872	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe

outlook_office_path 1 IoCs

Processes:

0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe

description	ioc	process
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe

outlook_win_path 1 IoCs

Processes:

0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.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	0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe

C:\Users\Admin\AppData\Local\Temp\0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe
"C:\Users\Admin\AppData\Local\Temp\0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:872

C:\Users\Admin\AppData\Local\Temp\0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe
"C:\Users\Admin\AppData\Local\Temp\0461cd6c0d0a0c2b2987598f900c28decc01174af345897823a10118d7689249.exe"
2⤵
- Checks computer location settings
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1908

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

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

MD5
e81aeac387c5db32b7f9b07d15e788e0

SHA1
829be6eaf1cb0d82b2ddfc98272e1087f4a7a7c3

SHA256
44f31f99f048bfc5195937353b5207332e455bcd5a722bcfd32cacfd93f60f06

SHA512
cc6a96325a01c50c059706a1f4156f109e502ef9c0b0f5de209d1f52e7cc973cebc027f57ed988e9d1b8fca62746b60ee7430d608de95cdd0e5ac3cb61fbe32e

Download Submit
memory/872-54-0x00000000768D1000-0x00000000768D3000-memory.dmp

Filesize
8KB

Download
memory/872-57-0x0000000000400000-0x0000000000640000-memory.dmp

Filesize
2.2MB

Download
memory/1908-87-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-63-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-91-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-89-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-65-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-67-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-71-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-69-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-73-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-75-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-77-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-79-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-81-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-83-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-85-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-56-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-61-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-93-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-58-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-95-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-97-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-99-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-101-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-103-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-105-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-107-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-109-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-111-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-113-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-115-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-117-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-119-0x00000000023E0000-0x000000000253E000-memory.dmp

Filesize
1.4MB

Download
memory/1908-55-0x00000000006E2210-mapping.dmp

Download
memory/1908-621-0x00000000061A0000-0x00000000061E4000-memory.dmp

Filesize
272KB

Download
memory/1908-622-0x00000000063B0000-0x0000000006440000-memory.dmp

Filesize
576KB

Download
memory/1908-623-0x0000000006440000-0x00000000064A0000-memory.dmp

Filesize
384KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads