Malware Analysis Report

2025-01-18 04:57

Sample ID 220326-wwt3gaccaq
Target cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c
SHA256 cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c
Tags
masslogger spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c

Threat Level: Known bad

The file cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c was found to be: Known bad.

Malicious Activity Summary

masslogger spyware stealer

MassLogger

MassLogger Main Payload

Suspicious use of SetThreadContext

Program crash

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2022-03-26 18:16

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-03-26 18:16

Reported

2022-03-28 08:32

Platform

win7-20220311-en

Max time kernel

4294178s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe"

Signatures

MassLogger

stealer spyware masslogger

MassLogger Main Payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1280 wrote to memory of 1552 N/A C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1280 wrote to memory of 1552 N/A C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1280 wrote to memory of 1552 N/A C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1280 wrote to memory of 1552 N/A C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1280 wrote to memory of 1552 N/A C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1280 wrote to memory of 1552 N/A C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1280 wrote to memory of 1552 N/A C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1280 wrote to memory of 1552 N/A C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1280 wrote to memory of 1552 N/A C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1280 wrote to memory of 1552 N/A C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1280 wrote to memory of 1552 N/A C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1280 wrote to memory of 1552 N/A C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1552 wrote to memory of 1752 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe C:\Windows\SysWOW64\WerFault.exe
PID 1552 wrote to memory of 1752 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe C:\Windows\SysWOW64\WerFault.exe
PID 1552 wrote to memory of 1752 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe C:\Windows\SysWOW64\WerFault.exe
PID 1552 wrote to memory of 1752 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe C:\Windows\SysWOW64\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe

"C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1552 -s 612

Network

N/A

Files

memory/1280-54-0x0000000000F70000-0x00000000010C2000-memory.dmp

memory/1280-55-0x00000000004B0000-0x00000000004D0000-memory.dmp

memory/1280-56-0x00000000004E0000-0x0000000000504000-memory.dmp

memory/1280-57-0x0000000000510000-0x0000000000522000-memory.dmp

memory/1552-58-0x0000000000090000-0x000000000011C000-memory.dmp

memory/1552-59-0x0000000000090000-0x000000000011C000-memory.dmp

memory/1552-61-0x0000000000090000-0x000000000011C000-memory.dmp

memory/1552-62-0x0000000000090000-0x000000000011C000-memory.dmp

memory/1552-64-0x000000000048735E-mapping.dmp

memory/1552-66-0x0000000000090000-0x000000000011C000-memory.dmp

memory/1552-65-0x0000000000090000-0x000000000011C000-memory.dmp

memory/1552-70-0x0000000000090000-0x000000000011C000-memory.dmp

memory/1552-73-0x0000000000090000-0x000000000011C000-memory.dmp

memory/1552-74-0x0000000075DF1000-0x0000000075DF3000-memory.dmp

memory/1752-75-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-03-26 18:16

Reported

2022-03-28 08:32

Platform

win10v2004-en-20220113

Max time kernel

151s

Max time network

156s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe"

Signatures

MassLogger

stealer spyware masslogger

MassLogger Main Payload

Description Indicator Process Target
N/A N/A N/A N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3628 wrote to memory of 1704 N/A C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3628 wrote to memory of 1704 N/A C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3628 wrote to memory of 1704 N/A C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3628 wrote to memory of 1704 N/A C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3628 wrote to memory of 1704 N/A C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3628 wrote to memory of 1704 N/A C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3628 wrote to memory of 1704 N/A C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3628 wrote to memory of 1704 N/A C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe

Processes

C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe

"C:\Users\Admin\AppData\Local\Temp\cafe84622c1b30366fbd24f1121a87942e08ab7fbe8ab2ad8da4b2d08a1b781c.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1704 -ip 1704

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1704 -s 944

Network

Country Destination Domain Proto
US 8.247.211.254:80 tcp
US 8.247.211.254:80 tcp
NL 8.238.23.254:80 tcp
NL 104.110.191.165:80 tcp
GB 92.123.143.240:80 tcp

Files

memory/3628-130-0x0000000000D90000-0x0000000000EE2000-memory.dmp

memory/3628-131-0x0000000005880000-0x000000000591C000-memory.dmp

memory/3628-132-0x0000000008640000-0x0000000008BE4000-memory.dmp

memory/3628-133-0x0000000008170000-0x0000000008202000-memory.dmp

memory/3628-134-0x0000000003160000-0x0000000003182000-memory.dmp

memory/1704-135-0x0000000000000000-mapping.dmp

memory/1704-136-0x0000000000400000-0x000000000048C000-memory.dmp