masslogger | 039f4e733627c8a68c6bdf598e2e5f3887c53eee4034f0db21d6b159146aa0f7

Analysis

max time kernel
74s
max time network
79s
platform
windows7_x64
resource
win7-20220414-en
submitted
21-05-2022 01:38

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General

Target

Inquired Materials.exe
Size

2.3MB
MD5

47d3bd28eb5dd0d07bf1550987f443fd
SHA1

f25d43feefd19d187e64f4bf8bfb33589cc0c32a
SHA256

db6d686590ded24cbfc0dfb2be4cd25035d7422c4cf49e6b9bf94469d2573e7d
SHA512

76065edd59cb13198de9d7f668977089d02b4bad286f6067141acbca57a54f8da07bc48b78ee04954e5e5f0f916eb113a0eb212dc13702d5c36f27cbddffebec

Score

10^/10

masslogger agilenet collection ransomware spyware stealer

Malware Config

Extracted

Path

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

Family

masslogger

Ransom Note

################################################################# MassLogger v1.3.3.0 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.51 Location: United States OS: Microsoft Windows 7 Ultimate 64bit CPU: Intel Core Processor (Broadwell) GPU: Standard VGA Graphics Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/21/2022 2:32:17 AM MassLogger Started: 5/21/2022 2:32:05 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

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/1660-55-0x0000000000450000-0x0000000000464000-memory.dmp	agile_net

Accesses Microsoft Outlook profiles 1 TTPs 15 IoCs

collection

Email Collection

T1114

Processes:

InstallUtil.exe

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

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

Processes:

Inquired Materials.exe

description pid process target process

PID 1660 set thread context of 1764 1660 Inquired Materials.exe InstallUtil.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

InstallUtil.exe

pid process

1764 InstallUtil.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Inquired Materials.exeInstallUtil.exe

pid process

1660 Inquired Materials.exe
1660 Inquired Materials.exe
1660 Inquired Materials.exe
1764 InstallUtil.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Inquired Materials.exeInstallUtil.exe

description pid process

Token: SeDebugPrivilege 1660 Inquired Materials.exe
Token: SeDebugPrivilege 1764 InstallUtil.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

InstallUtil.exe

pid process

1764 InstallUtil.exe

flow	ioc
4	api.ipify.org

description	pid	process	target process
PID 1660 set thread context of 1764	1660	Inquired Materials.exe	InstallUtil.exe

pid	process
1764	InstallUtil.exe

pid	process
1660	Inquired Materials.exe
1660	Inquired Materials.exe
1660	Inquired Materials.exe
1764	InstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	1660	Inquired Materials.exe
Token: SeDebugPrivilege	1764	InstallUtil.exe

pid	process
1764	InstallUtil.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

Inquired Materials.exe

description	pid	process	target process
PID 1660 wrote to memory of 1764	1660	Inquired Materials.exe	InstallUtil.exe
PID 1660 wrote to memory of 1764	1660	Inquired Materials.exe	InstallUtil.exe
PID 1660 wrote to memory of 1764	1660	Inquired Materials.exe	InstallUtil.exe
PID 1660 wrote to memory of 1764	1660	Inquired Materials.exe	InstallUtil.exe
PID 1660 wrote to memory of 1764	1660	Inquired Materials.exe	InstallUtil.exe
PID 1660 wrote to memory of 1764	1660	Inquired Materials.exe	InstallUtil.exe
PID 1660 wrote to memory of 1764	1660	Inquired Materials.exe	InstallUtil.exe
PID 1660 wrote to memory of 1764	1660	Inquired Materials.exe	InstallUtil.exe
PID 1660 wrote to memory of 1764	1660	Inquired Materials.exe	InstallUtil.exe
PID 1660 wrote to memory of 1764	1660	Inquired Materials.exe	InstallUtil.exe
PID 1660 wrote to memory of 1764	1660	Inquired Materials.exe	InstallUtil.exe
PID 1660 wrote to memory of 1764	1660	Inquired Materials.exe	InstallUtil.exe

outlook_office_path 1 IoCs

Processes:

InstallUtil.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	InstallUtil.exe

outlook_win_path 1 IoCs

Processes:

InstallUtil.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	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\Inquired Materials.exe
"C:\Users\Admin\AppData\Local\Temp\Inquired Materials.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1660
- 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:1764

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/1660-54-0x00000000001D0000-0x0000000000420000-memory.dmp

Filesize
2.3MB

Download
memory/1660-55-0x0000000000450000-0x0000000000464000-memory.dmp

Filesize
80KB

Download
memory/1660-56-0x0000000000460000-0x0000000000468000-memory.dmp

Filesize
32KB

Download
memory/1660-57-0x0000000000690000-0x0000000000698000-memory.dmp

Filesize
32KB

Download
memory/1660-58-0x00000000007E0000-0x00000000007E8000-memory.dmp

Filesize
32KB

Download
memory/1764-59-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-60-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-62-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-64-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-66-0x00000000004A12AE-mapping.dmp

Download
memory/1764-67-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-68-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-72-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-75-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-76-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-77-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-78-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-79-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-80-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-82-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-81-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-83-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-84-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-85-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-86-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-87-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-88-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-90-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-91-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-92-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-93-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-94-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-95-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-96-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-98-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-99-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-101-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-103-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-104-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-106-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-108-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-109-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-111-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-112-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-115-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-117-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-120-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-122-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-124-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-123-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-121-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-119-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-118-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-116-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-114-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-113-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-110-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-107-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-105-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-102-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-100-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-97-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-89-0x00000000001B0000-0x00000000002F6000-memory.dmp

Filesize
1.3MB

Download
memory/1764-329-0x0000000000B40000-0x0000000000B84000-memory.dmp

Filesize
272KB

Download