masslogger | 716a97ae5f726df99ad56fb45f647d6d8032fb4c6d705c835dd1f85098c09be6

General

Target

Cargo Group México - Solicitud del cliente 00235271-SKBMT-07-17-2020-115-DD3343.exe
Size

1.4MB
MD5

e4ebcde6c3e0f57dc68646345050c95d
SHA1

a58b89b55f0dde1d1fc516f0ab33f54b4b77fe8c
SHA256

ccbd3a0bf6f5ee155b8a270c65376ddf83f220dd044b44f7debebb3f76fecbca
SHA512

282ea016a680d3c5228de36d6089a490d44f022567ae3bf5bafef829bcfb6481432245f499f42ae89d973b0d5d2104266d4b63aaca6d8995a839319c05c80d27

Score

10^/10

masslogger agilenet collection ransomware spyware stealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\79FE0CC911\Log.txt

Family

masslogger

Ransom Note

<|| v2.1.0.0 ||> User Name: Admin IP: 154.61.71.51 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: 5/21/2022 12:33:18 AM MassLogger Started: 5/21/2022 12:33:07 AM Interval: 96 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe MassLogger Melt: true 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 Main Payload 7 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2036-54-0x0000000000D90000-0x0000000000EFA000-memory.dmp	family_masslogger
behavioral1/memory/1576-62-0x0000000000400000-0x000000000049A000-memory.dmp	family_masslogger
behavioral1/memory/1576-63-0x0000000000400000-0x000000000049A000-memory.dmp	family_masslogger
behavioral1/memory/1576-64-0x0000000000400000-0x000000000049A000-memory.dmp	family_masslogger
behavioral1/memory/1576-65-0x000000000049424E-mapping.dmp	family_masslogger
behavioral1/memory/1576-68-0x0000000000400000-0x000000000049A000-memory.dmp	family_masslogger
behavioral1/memory/1576-70-0x0000000000400000-0x000000000049A000-memory.dmp	family_masslogger

MassLogger log file 1 IoCs
Detects a log file produced by MassLogger.

Processes:

yara_rule

masslogger_log_file
Executes dropped EXE 1 IoCs

Processes:

AddInProcess32.exe

pid process

1576 AddInProcess32.exe

yara_rule
masslogger_log_file

pid	process
1576	AddInProcess32.exe

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:

AddInProcess32.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Control Panel\International\Geo\Nation	AddInProcess32.exe

Loads dropped DLL 1 IoCs

Processes:

Cargo Group México - Solicitud del cliente 00235271-SKBMT-07-17-2020-115-DD3343.exe

pid process

2036 Cargo Group México - Solicitud del cliente 00235271-SKBMT-07-17-2020-115-DD3343.exe

Obfuscated with Agile.Net obfuscator 1 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

Processes:

resource	yara_rule
behavioral1/memory/2036-56-0x00000000003F0000-0x00000000003FA000-memory.dmp	agile_net

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

Processes:

AddInProcess32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	AddInProcess32.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook	AddInProcess32.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook	AddInProcess32.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook	AddInProcess32.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	AddInProcess32.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook	AddInProcess32.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook	AddInProcess32.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	AddInProcess32.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook	AddInProcess32.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook	AddInProcess32.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook	AddInProcess32.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	AddInProcess32.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	AddInProcess32.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	AddInProcess32.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.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

4 api.ipify.org

flow	ioc
4	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

Cargo Group México - Solicitud del cliente 00235271-SKBMT-07-17-2020-115-DD3343.exe

description	pid	process	target process
PID 2036 set thread context of 1576	2036	Cargo Group México - Solicitud del cliente 00235271-SKBMT-07-17-2020-115-DD3343.exe	AddInProcess32.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

Cargo Group México - Solicitud del cliente 00235271-SKBMT-07-17-2020-115-DD3343.exeAddInProcess32.exepowershell.exe

pid	process
2036	Cargo Group México - Solicitud del cliente 00235271-SKBMT-07-17-2020-115-DD3343.exe
2036	Cargo Group México - Solicitud del cliente 00235271-SKBMT-07-17-2020-115-DD3343.exe
2036	Cargo Group México - Solicitud del cliente 00235271-SKBMT-07-17-2020-115-DD3343.exe
1576	AddInProcess32.exe
1140	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Cargo Group México - Solicitud del cliente 00235271-SKBMT-07-17-2020-115-DD3343.exeAddInProcess32.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	2036	Cargo Group México - Solicitud del cliente 00235271-SKBMT-07-17-2020-115-DD3343.exe
Token: SeDebugPrivilege	1576	AddInProcess32.exe
Token: SeDebugPrivilege	1140	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

Cargo Group México - Solicitud del cliente 00235271-SKBMT-07-17-2020-115-DD3343.exeAddInProcess32.execmd.exe

description	pid	process	target process
PID 2036 wrote to memory of 1576	2036	Cargo Group México - Solicitud del cliente 00235271-SKBMT-07-17-2020-115-DD3343.exe	AddInProcess32.exe
PID 2036 wrote to memory of 1576	2036	Cargo Group México - Solicitud del cliente 00235271-SKBMT-07-17-2020-115-DD3343.exe	AddInProcess32.exe
PID 2036 wrote to memory of 1576	2036	Cargo Group México - Solicitud del cliente 00235271-SKBMT-07-17-2020-115-DD3343.exe	AddInProcess32.exe
PID 2036 wrote to memory of 1576	2036	Cargo Group México - Solicitud del cliente 00235271-SKBMT-07-17-2020-115-DD3343.exe	AddInProcess32.exe
PID 2036 wrote to memory of 1576	2036	Cargo Group México - Solicitud del cliente 00235271-SKBMT-07-17-2020-115-DD3343.exe	AddInProcess32.exe
PID 2036 wrote to memory of 1576	2036	Cargo Group México - Solicitud del cliente 00235271-SKBMT-07-17-2020-115-DD3343.exe	AddInProcess32.exe
PID 2036 wrote to memory of 1576	2036	Cargo Group México - Solicitud del cliente 00235271-SKBMT-07-17-2020-115-DD3343.exe	AddInProcess32.exe
PID 2036 wrote to memory of 1576	2036	Cargo Group México - Solicitud del cliente 00235271-SKBMT-07-17-2020-115-DD3343.exe	AddInProcess32.exe
PID 2036 wrote to memory of 1576	2036	Cargo Group México - Solicitud del cliente 00235271-SKBMT-07-17-2020-115-DD3343.exe	AddInProcess32.exe
PID 1576 wrote to memory of 688	1576	AddInProcess32.exe	cmd.exe
PID 1576 wrote to memory of 688	1576	AddInProcess32.exe	cmd.exe
PID 1576 wrote to memory of 688	1576	AddInProcess32.exe	cmd.exe
PID 1576 wrote to memory of 688	1576	AddInProcess32.exe	cmd.exe
PID 688 wrote to memory of 1140	688	cmd.exe	powershell.exe
PID 688 wrote to memory of 1140	688	cmd.exe	powershell.exe
PID 688 wrote to memory of 1140	688	cmd.exe	powershell.exe
PID 688 wrote to memory of 1140	688	cmd.exe	powershell.exe

outlook_office_path 1 IoCs

Processes:

AddInProcess32.exe

description	ioc	process
Key queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe

outlook_win_path 1 IoCs

Processes:

AddInProcess32.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	AddInProcess32.exe

C:\Users\Admin\AppData\Local\Temp\Cargo Group México - Solicitud del cliente 00235271-SKBMT-07-17-2020-115-DD3343.exe
"C:\Users\Admin\AppData\Local\Temp\Cargo Group México - Solicitud del cliente 00235271-SKBMT-07-17-2020-115-DD3343.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2036

C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
"C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe"
2⤵
- Executes dropped EXE
- Checks computer location settings
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1576

C:\Windows\SysWOW64\cmd.exe
"cmd" /c start /b powershell Start-Sleep -Seconds 2; Remove-Item -path 'C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe' & exit
3⤵
- Suspicious use of WriteProcessMemory
PID:688

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell Start-Sleep -Seconds 2; Remove-Item -path 'C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe'
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1140

Network

MITRE ATT&CK Enterprise 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

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
Filesize
41KB

MD5
6a673bfc3b67ae9782cb31af2f234c68

SHA1
7544e89566d91e84e3cd437b9a073e5f6b56566e

SHA256
978a4093058aa2ebf05dc353897d90d950324389879b57741b64160825b5ec0e

SHA512
72c302372ce87ceda2a3c70a6005d3f9c112f1641bc7fe6824c718971233e66c07e2996d2785fa358566c38714c25ea812c05c7cfd2f588284849d495fd24f39

Download Submit
C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
Filesize
41KB

MD5
6a673bfc3b67ae9782cb31af2f234c68

SHA1
7544e89566d91e84e3cd437b9a073e5f6b56566e

SHA256
978a4093058aa2ebf05dc353897d90d950324389879b57741b64160825b5ec0e

SHA512
72c302372ce87ceda2a3c70a6005d3f9c112f1641bc7fe6824c718971233e66c07e2996d2785fa358566c38714c25ea812c05c7cfd2f588284849d495fd24f39

Download Submit
\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
Filesize
41KB

MD5
6a673bfc3b67ae9782cb31af2f234c68

SHA1
7544e89566d91e84e3cd437b9a073e5f6b56566e

SHA256
978a4093058aa2ebf05dc353897d90d950324389879b57741b64160825b5ec0e

SHA512
72c302372ce87ceda2a3c70a6005d3f9c112f1641bc7fe6824c718971233e66c07e2996d2785fa358566c38714c25ea812c05c7cfd2f588284849d495fd24f39

Download Submit
memory/688-76-0x0000000000000000-mapping.dmp

Download
memory/1140-79-0x0000000073D20000-0x00000000742CB000-memory.dmp

Filesize
5.7MB

Download
memory/1140-77-0x0000000000000000-mapping.dmp

Download
memory/1576-65-0x000000000049424E-mapping.dmp

Download
memory/1576-73-0x0000000075521000-0x0000000075523000-memory.dmp

Filesize
8KB

Download
memory/1576-63-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/1576-64-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/1576-75-0x0000000000A10000-0x0000000000A24000-memory.dmp

Filesize
80KB

Download
memory/1576-60-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/1576-68-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/1576-70-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/1576-59-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/1576-72-0x00000000003C0000-0x0000000000404000-memory.dmp

Filesize
272KB

Download
memory/1576-62-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/1576-74-0x0000000000B15000-0x0000000000B26000-memory.dmp

Filesize
68KB

Download
memory/2036-54-0x0000000000D90000-0x0000000000EFA000-memory.dmp

Filesize
1.4MB

Download
memory/2036-57-0x0000000000960000-0x000000000096A000-memory.dmp

Filesize
40KB

Download
memory/2036-56-0x00000000003F0000-0x00000000003FA000-memory.dmp

Filesize
40KB

Download
memory/2036-55-0x00000000003B0000-0x00000000003CE000-memory.dmp

Filesize
120KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads