masslogger | 3e9e01606f941f5382aef016c7633ccba552e9147f3aafe637791294775b2c17

General

Target

IDBI BANK 22.05.2020.exe
Size

2.7MB
MD5

edc942f083bb76a8697fe2ea964ea802
SHA1

5735d65c8ca05aae13090d434cd352f6bc3fb35b
SHA256

8b74dcd5ef2fc40d86bc26ed2385d80ab520ad845a4c1b101f3ba13ff36fb35e
SHA512

191aa81cd43a5d41f4d93aa93db82c61096de5665ae218a7bcd97e7ba1100162f007ef616da033ce20a1537ac87f45f700fd006015a778327b5ca2421a5df734

Score

10^/10

masslogger collection ransomware spyware stealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\781F780B4E\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 10 Pro64bit CPU: Intel Core Processor (Broadwell) GPU: Microsoft Basic Display Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/21/2022 12:27:07 PM MassLogger Started: 5/21/2022 12:27:04 PM 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:
m4cfund@yandex.com
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 queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook	InstallUtil.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	InstallUtil.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	InstallUtil.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook	InstallUtil.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook	InstallUtil.exe
Key queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Office\15.0\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

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

Processes:

IDBI BANK 22.05.2020.exe

description pid process target process

PID 1916 set thread context of 840 1916 IDBI BANK 22.05.2020.exe InstallUtil.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

InstallUtil.exe

pid process

840 InstallUtil.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

IDBI BANK 22.05.2020.exeInstallUtil.exe

pid process

1916 IDBI BANK 22.05.2020.exe
1916 IDBI BANK 22.05.2020.exe
1916 IDBI BANK 22.05.2020.exe
840 InstallUtil.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

IDBI BANK 22.05.2020.exeInstallUtil.exe

description pid process

Token: SeDebugPrivilege 1916 IDBI BANK 22.05.2020.exe
Token: SeDebugPrivilege 840 InstallUtil.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

InstallUtil.exe

pid process

840 InstallUtil.exe

flow	ioc
27	api.ipify.org

description	pid	process	target process
PID 1916 set thread context of 840	1916	IDBI BANK 22.05.2020.exe	InstallUtil.exe

pid	process
840	InstallUtil.exe

pid	process
1916	IDBI BANK 22.05.2020.exe
1916	IDBI BANK 22.05.2020.exe
1916	IDBI BANK 22.05.2020.exe
840	InstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	1916	IDBI BANK 22.05.2020.exe
Token: SeDebugPrivilege	840	InstallUtil.exe

pid	process
840	InstallUtil.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

IDBI BANK 22.05.2020.exe

description	pid	process	target process
PID 1916 wrote to memory of 840	1916	IDBI BANK 22.05.2020.exe	InstallUtil.exe
PID 1916 wrote to memory of 840	1916	IDBI BANK 22.05.2020.exe	InstallUtil.exe
PID 1916 wrote to memory of 840	1916	IDBI BANK 22.05.2020.exe	InstallUtil.exe
PID 1916 wrote to memory of 840	1916	IDBI BANK 22.05.2020.exe	InstallUtil.exe
PID 1916 wrote to memory of 840	1916	IDBI BANK 22.05.2020.exe	InstallUtil.exe
PID 1916 wrote to memory of 840	1916	IDBI BANK 22.05.2020.exe	InstallUtil.exe
PID 1916 wrote to memory of 840	1916	IDBI BANK 22.05.2020.exe	InstallUtil.exe
PID 1916 wrote to memory of 840	1916	IDBI BANK 22.05.2020.exe	InstallUtil.exe

outlook_office_path 1 IoCs

Processes:

InstallUtil.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	InstallUtil.exe

outlook_win_path 1 IoCs

Processes:

InstallUtil.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	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\IDBI BANK 22.05.2020.exe
"C:\Users\Admin\AppData\Local\Temp\IDBI BANK 22.05.2020.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1916

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:840

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/840-165-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-139-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-643-0x0000000007870000-0x000000000790C000-memory.dmp

Filesize
624KB

Download
memory/840-642-0x0000000007780000-0x00000000077D0000-memory.dmp

Filesize
320KB

Download
memory/840-134-0x0000000000000000-mapping.dmp

Download
memory/840-169-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-137-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-167-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-141-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-143-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-145-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-147-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-149-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-151-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-153-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-155-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-157-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-159-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-161-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-163-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-641-0x0000000005DA0000-0x0000000005DAA000-memory.dmp

Filesize
40KB

Download
memory/840-640-0x0000000005A20000-0x0000000005A86000-memory.dmp

Filesize
408KB

Download
memory/840-135-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-171-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-173-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-175-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-177-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-179-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-181-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-183-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-185-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-187-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-189-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-191-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-193-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-195-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/840-197-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/1916-131-0x00000000053C0000-0x0000000005964000-memory.dmp

Filesize
5.6MB

Download
memory/1916-133-0x00000000066C0000-0x0000000006704000-memory.dmp

Filesize
272KB

Download
memory/1916-130-0x00000000002E0000-0x000000000059A000-memory.dmp

Filesize
2.7MB

Download
memory/1916-132-0x0000000004F10000-0x0000000004FA2000-memory.dmp

Filesize
584KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads