Malware Analysis Report

2025-04-14 05:14

Sample ID 201215-53sxzq8asx
Target Quote.doc
SHA256 a184462faa2f3a2a82439e7902fb5d47f4a6a784cff86931fb69ece85ad5d5e0
Tags
masslogger spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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

a184462faa2f3a2a82439e7902fb5d47f4a6a784cff86931fb69ece85ad5d5e0

Threat Level: Known bad

The file Quote.doc was found to be: Known bad.

Malicious Activity Summary

masslogger spyware stealer

MassLogger

MassLogger Main Payload

Executes dropped EXE

Blocklisted process makes network request

Loads dropped DLL

Reads user/profile data of web browsers

Checks computer location settings

Looks up external IP address via web service

Suspicious use of SetThreadContext

Drops file in Windows directory

Office loads VBA resources, possible macro or embedded object present

Launches Equation Editor

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Enumerates system info in registry

Suspicious behavior: EnumeratesProcesses

Modifies Internet Explorer settings

Delays execution with timeout.exe

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2020-12-15 07:14

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2020-12-15 07:14

Reported

2020-12-15 07:16

Platform

win7v20201028

Max time kernel

121s

Max time network

137s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Quote.doc"

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

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\ATR.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\ATR.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Roaming\ATR.exe N/A

Reads user/profile data of web browsers

spyware

Looks up external IP address via web service

Description Indicator Process Target
N/A api.ipify.org N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1716 set thread context of 1212 N/A C:\Users\Admin\AppData\Roaming\ATR.exe C:\Users\Admin\AppData\Roaming\ATR.exe

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\Debug\WIA\wiatrace.log C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A

Office loads VBA resources, possible macro or embedded object present

Delays execution with timeout.exe

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\timeout.exe N/A

Launches Equation Editor

exploit
Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE N/A

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
N/A N/A C:\Users\Admin\AppData\Roaming\ATR.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\ATR.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\ATR.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\ATR.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\ATR.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\ATR.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\ATR.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1476 wrote to memory of 1716 N/A C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE C:\Users\Admin\AppData\Roaming\ATR.exe
PID 1476 wrote to memory of 1716 N/A C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE C:\Users\Admin\AppData\Roaming\ATR.exe
PID 1476 wrote to memory of 1716 N/A C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE C:\Users\Admin\AppData\Roaming\ATR.exe
PID 1476 wrote to memory of 1716 N/A C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE C:\Users\Admin\AppData\Roaming\ATR.exe
PID 1716 wrote to memory of 816 N/A C:\Users\Admin\AppData\Roaming\ATR.exe C:\Windows\SysWOW64\cmd.exe
PID 1716 wrote to memory of 816 N/A C:\Users\Admin\AppData\Roaming\ATR.exe C:\Windows\SysWOW64\cmd.exe
PID 1716 wrote to memory of 816 N/A C:\Users\Admin\AppData\Roaming\ATR.exe C:\Windows\SysWOW64\cmd.exe
PID 1716 wrote to memory of 816 N/A C:\Users\Admin\AppData\Roaming\ATR.exe C:\Windows\SysWOW64\cmd.exe
PID 816 wrote to memory of 1540 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 816 wrote to memory of 1540 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 816 wrote to memory of 1540 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 816 wrote to memory of 1540 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 1716 wrote to memory of 1212 N/A C:\Users\Admin\AppData\Roaming\ATR.exe C:\Users\Admin\AppData\Roaming\ATR.exe
PID 1716 wrote to memory of 1212 N/A C:\Users\Admin\AppData\Roaming\ATR.exe C:\Users\Admin\AppData\Roaming\ATR.exe
PID 1716 wrote to memory of 1212 N/A C:\Users\Admin\AppData\Roaming\ATR.exe C:\Users\Admin\AppData\Roaming\ATR.exe
PID 1716 wrote to memory of 1212 N/A C:\Users\Admin\AppData\Roaming\ATR.exe C:\Users\Admin\AppData\Roaming\ATR.exe
PID 1716 wrote to memory of 1212 N/A C:\Users\Admin\AppData\Roaming\ATR.exe C:\Users\Admin\AppData\Roaming\ATR.exe
PID 1716 wrote to memory of 1212 N/A C:\Users\Admin\AppData\Roaming\ATR.exe C:\Users\Admin\AppData\Roaming\ATR.exe
PID 1716 wrote to memory of 1212 N/A C:\Users\Admin\AppData\Roaming\ATR.exe C:\Users\Admin\AppData\Roaming\ATR.exe
PID 1716 wrote to memory of 1212 N/A C:\Users\Admin\AppData\Roaming\ATR.exe C:\Users\Admin\AppData\Roaming\ATR.exe
PID 1716 wrote to memory of 1212 N/A C:\Users\Admin\AppData\Roaming\ATR.exe C:\Users\Admin\AppData\Roaming\ATR.exe

Processes

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE

"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Quote.doc"

C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE

"C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding

C:\Users\Admin\AppData\Roaming\ATR.exe

"C:\Users\Admin\AppData\Roaming\ATR.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c timeout 4.15

C:\Windows\SysWOW64\timeout.exe

timeout 4.15

C:\Users\Admin\AppData\Roaming\ATR.exe

"C:\Users\Admin\AppData\Roaming\ATR.exe"

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 icy-beppu-4146.under.jp udp
N/A 163.44.185.233:80 icy-beppu-4146.under.jp tcp
N/A 8.8.8.8:53 hastebin.com udp
N/A 104.24.126.89:443 hastebin.com tcp
N/A 8.8.8.8:53 api.ipify.org udp
N/A 23.21.252.4:80 api.ipify.org tcp

Files

\Users\Admin\AppData\Roaming\ATR.exe

MD5 10878a47c843003ba5ded096572e0aea
SHA1 5b96ecdb5213e835bf68de80f296e4c9f3b9a80c
SHA256 062998d4a777d031127504c56bfdca3386b79112a5ac822d982fad844ea44ee1
SHA512 50fd47504fa91b3b94242ec8c4c5875aef9511aa5788624f17f8809c91a378cf7e5fa00dd7c058ed12d4b1f3e9bd89a206bce2d218fafdcbc9af800e30c4e148

memory/1716-4-0x0000000000000000-mapping.dmp

\Users\Admin\AppData\Roaming\ATR.exe

MD5 10878a47c843003ba5ded096572e0aea
SHA1 5b96ecdb5213e835bf68de80f296e4c9f3b9a80c
SHA256 062998d4a777d031127504c56bfdca3386b79112a5ac822d982fad844ea44ee1
SHA512 50fd47504fa91b3b94242ec8c4c5875aef9511aa5788624f17f8809c91a378cf7e5fa00dd7c058ed12d4b1f3e9bd89a206bce2d218fafdcbc9af800e30c4e148

C:\Users\Admin\AppData\Roaming\ATR.exe

MD5 10878a47c843003ba5ded096572e0aea
SHA1 5b96ecdb5213e835bf68de80f296e4c9f3b9a80c
SHA256 062998d4a777d031127504c56bfdca3386b79112a5ac822d982fad844ea44ee1
SHA512 50fd47504fa91b3b94242ec8c4c5875aef9511aa5788624f17f8809c91a378cf7e5fa00dd7c058ed12d4b1f3e9bd89a206bce2d218fafdcbc9af800e30c4e148

C:\Users\Admin\AppData\Roaming\ATR.exe

MD5 10878a47c843003ba5ded096572e0aea
SHA1 5b96ecdb5213e835bf68de80f296e4c9f3b9a80c
SHA256 062998d4a777d031127504c56bfdca3386b79112a5ac822d982fad844ea44ee1
SHA512 50fd47504fa91b3b94242ec8c4c5875aef9511aa5788624f17f8809c91a378cf7e5fa00dd7c058ed12d4b1f3e9bd89a206bce2d218fafdcbc9af800e30c4e148

memory/1716-7-0x000000006B120000-0x000000006B80E000-memory.dmp

memory/1716-8-0x0000000000BF0000-0x0000000000BF1000-memory.dmp

memory/816-10-0x0000000000000000-mapping.dmp

memory/1540-11-0x0000000000000000-mapping.dmp

memory/1716-12-0x00000000006B0000-0x0000000000737000-memory.dmp

memory/1212-14-0x000000000048162E-mapping.dmp

memory/1212-13-0x0000000000400000-0x0000000000486000-memory.dmp

C:\Users\Admin\AppData\Roaming\ATR.exe

MD5 10878a47c843003ba5ded096572e0aea
SHA1 5b96ecdb5213e835bf68de80f296e4c9f3b9a80c
SHA256 062998d4a777d031127504c56bfdca3386b79112a5ac822d982fad844ea44ee1
SHA512 50fd47504fa91b3b94242ec8c4c5875aef9511aa5788624f17f8809c91a378cf7e5fa00dd7c058ed12d4b1f3e9bd89a206bce2d218fafdcbc9af800e30c4e148

memory/1212-16-0x0000000000400000-0x0000000000486000-memory.dmp

memory/1212-17-0x0000000000400000-0x0000000000486000-memory.dmp

memory/1212-18-0x000000006A7F0000-0x000000006AEDE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2020-12-15 07:14

Reported

2020-12-15 07:16

Platform

win10v20201028

Max time kernel

137s

Max time network

132s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Quote.doc" /o ""

Signatures

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A

Enumerates system info in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A

Processes

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE

"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Quote.doc" /o ""

Network

N/A

Files

memory/3008-2-0x00007FF81AC80000-0x00007FF81B2B7000-memory.dmp